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62012-Business and domestic software development
| Title | Company | Company Number | Date filed | Status | Publication number |
|---|---|---|---|---|---|
| Synchronisation method and apparatus for OFDM symbols | Evertz UK Limited | 03458137 | 2004-02-12 | Granted | GB2398468 |
| Decimating image data | Snell Advanced Media Limited | 01160119 | 2004-09-09 | Granted | GB2418092 |
| Image processing | Snell Advanced Media Limited | 01160119 | 2006-01-16 | Granted | GB2422264 |
| Creation and Compression of Video Data | Snell Advanced Media Limited | 01160119 | 2006-05-08 | Granted | GB2438004 |
| Determining a regional shot change parameter | Snell Advanced Media Limited | 01160119 | 2009-05-27 | Granted | GB2470570 |
| Objective picture quality measurement | Snell Advanced Media Limited | 01160119 | 2010-02-19 | Granted | GB2477956 |
| Methods and apparatus for resampling a spatially sampled attribute of an image | Snell Advanced Media Limited | 01160119 | 2010-07-09 | Granted | GB2481857 |
| Encoding Metadata Describing Preceding Frames / Fields by Modifying Data Defining Pixel Values of a Current Frame / Field | Snell Advanced Media Limited | 01160119 | 2012-12-12 | Awaiting First Examination | GB2509056 |
| Determining aspect ratio for display of video | Snell Advanced Media Limited | 01160119 | 2013-01-15 | Awaiting Re-examination | GB2500296 |
| Video processing | Snell Advanced Media Limited | 01160119 | 2013-05-13 | Awaiting First Examination | GB2514120 |
| Re-timing sampled data | Snell Advanced Media Limited | 01160119 | 2013-05-29 | Awaiting First Examination | GB2514572 |
| Motion image rendering system | Snell Advanced Media Limited | 01160119 | 2008-12-09 | Granted | GB2503833 |
| Image Processing | Snell Advanced Media Limited | 01160119 | 2016-06-20 | Awaiting First Examination | GB2551504 |
| Video signal compression | Snell Advanced Media Limited | 01160119 | 1998-01-22 | Granted | GB2333657 |
| Motion compensated standards conversion | Snell Advanced Media Limited | 01160119 | 2000-04-07 | Granted | GB2361372 |
| Spatial video processing | Snell Advanced Media Limited | 01160119 | 2000-04-05 | Granted | GB2361126 |
| Video scratch repair | Snell Advanced Media Limited | 01160119 | 2000-04-07 | Granted | GB2361133 |
| Composite video signal decoding | Snell Advanced Media Limited | 01160119 | 2002-09-12 | Granted | GB2393061 |
| Improved noise reduction | Snell Advanced Media Limited | 01160119 | 2002-07-12 | Granted | GB2390772 |
| Improved composite decoding | Snell Advanced Media Limited | 01160119 | 2002-12-20 | Granted | GB2396506 |
| Method and apparatus for analysing image data | Snell Advanced Media Limited | 01160119 | 2005-07-14 | Granted | GB2434496 |
| Frequency comparator | Snell Advanced Media Limited | 01160119 | 2004-11-26 | Granted | GB2420667 |
| Compression of image data comprising regions of interest | Snell Advanced Media Limited | 01160119 | 2006-02-13 | Granted | GB2435140 |
| Monitoring and controlling a plurality of equipment modules using SNMP | Snell Advanced Media Limited | 01160119 | 2006-04-18 | Granted | GB2428160 |
| Automatic detection of still frames in video content | Snell Advanced Media Limited | 01160119 | 2005-07-22 | Granted | GB2428924 |
| Composite decoding | Snell Advanced Media Limited | 01160119 | 2002-09-12 | Granted | GB2420671 |
| Video framing control | Snell Advanced Media Limited | 01160119 | 2007-08-20 | Granted | GB2452041 |
| Audio-visual signature, method of deriving a signature and method of comparing audio-visual data | Snell Advanced Media Limited | 01160119 | 2008-02-21 | Granted | GB2457694 |
| A method and apparatus for detecting non-uniform scaling of an image. | Snell Advanced Media Limited | 01160119 | 2009-06-11 | Granted | GB2470942 |
| Repairing Scratch Impairments to an Image | Snell Advanced Media Limited | 01160119 | 2010-04-09 | Granted | GB2479414 |
| A method of modifying an input sequence of temporal television signals | Snell Advanced Media Limited | 01160119 | 2008-12-09 | Granted | GB2466044 |
| Adaptive signal processing | Snell Advanced Media Limited | 01160119 | 2011-03-04 | Granted | GB2488599 |
| Identifying the left and right eye images in a stereoscopic pair using a disparity model. | Snell Advanced Media Limited | 01160119 | 2011-03-11 | Granted | GB2489202 |
| Method of routing analogue or digital audio or visual (AV) data using main and redundant crosspoint modules | Snell Advanced Media Limited | 01160119 | 2009-04-09 | Granted | GB2469333 |
| Re-sampling method and apparatus | Snell Advanced Media Limited | 01160119 | 2011-10-14 | Granted | GB2495553 |
| Selecting motion vectors on the basis of acceleration | Snell Advanced Media Limited | 01160119 | 2012-04-04 | Awaiting First Examination | GB2500909 |
| Interpolation of images | Snell Advanced Media Limited | 01160119 | 2012-07-24 | Awaiting First Examination | GB2505872 |
| Video sequence processing | Snell Advanced Media Limited | 01160119 | 2013-04-08 | Awaiting First Examination | GB2513112 |
| Enhancing perceived sharpness of images | Snell Advanced Media Limited | 01160119 | 2013-07-11 | Awaiting First Examination | GB2516090 |
| Method for generating a warning that a stereoscopic (3D) image sequence has been derived from a two-dimensional (2D) image sequence | Snell Advanced Media Limited | 01160119 | 2011-05-13 | Granted | GB2490886 |
| Method and apparatus for processing a switched audio signal | Snell Advanced Media Limited | 01160119 | 2013-11-14 | Awaiting First Examination | GB2520292 |
| Method and apparatus for managing audio visual, audio or visual content | Snell Advanced Media Limited | 01160119 | 2014-02-17 | Awaiting First Examination | GB2523311 |
| Logo detection by edge matching | Snell Advanced Media Limited | 01160119 | 2014-05-13 | Awaiting First Examination | GB2526102 |
| Indentifying points of interest in an image using maxima and minima | Snell Advanced Media Limited | 01160119 | 2012-02-28 | Awaiting First Examination | GB2499799 |
| Method of comparing audio data | Snell Advanced Media Limited | 01160119 | 2008-02-21 | Granted | GB2487499 |
| Video sequence processing by dissimilarity value processing using a filter aperture decomposed into two or more regions | Snell Advanced Media Limited | 01160119 | 2012-04-04 | Awaiting First Examination | GB2502047 |
| Analysis of stereoscopic images | Snell Advanced Media Limited | 01160119 | 2010-03-18 | Granted | GB2478776 |
| Motion estimation | Snell Advanced Media Limited | 01160119 | 2010-04-30 | Granted | GB2479933 |
| Management of broadcast audio loudness by using time-varying gain control | Snell Advanced Media Limited | 01160119 | 2012-11-13 | Awaiting First Examination | GB2510323 |
| Comparing video sequences using fingerprints | Snell Advanced Media Limited | 01160119 | 2016-08-24 | Awaiting First Examination | GB2553125 |
| Image analysis | Snell Advanced Media Limited | 01160119 | 2010-12-16 | Granted | GB2486483 |
| Video processing method and apparatus for use with a sequence of stereoscopic images | Snell Advanced Media Limited | 01160119 | 2011-05-13 | Granted | GB2546641 |
| Motion image rendering system | Snell Advanced Media Limited | 01160119 | 2008-12-09 | Granted | GB2503832 |
| Detecting stereoscopic images | Snell Advanced Media Limited | 01160119 | 2011-05-17 | Granted | GB2491102 |
| Adjusting occupancies of a set of buffers | Snell Advanced Media Limited | 01160119 | 2013-12-10 | Awaiting First Examination | GB2521149 |
| Multidimensional sampled-signal filter | Snell Advanced Media Limited | 01160119 | 2011-08-05 | Granted | GB2493396 |
| Determining the value of a specified quantile using iterative estimation | Snell Advanced Media Limited | 01160119 | 2012-07-26 | Awaiting First Examination | GB2504341 |
| Image process with spatial periodicity measure | Snell Advanced Media Limited | 01160119 | 2012-09-25 | Awaiting First Examination | GB2506207 |
| Analysis of stereoscopic images | Snell Advanced Media Limited | 01160119 | 2011-03-11 | Granted | GB2534504 |
| Video processing | Snell Advanced Media Limited | 01160119 | 2013-05-13 | Awaiting First Examination | GB2514334 |
| Image processing | Snell Advanced Media Limited | 01160119 | 2013-05-28 | Awaiting First Examination | GB2514557 |
| Method and apparatus for ordering images | Snell Advanced Media Limited | 01160119 | 2016-09-09 | Pending if pre publication date, "Application Published" if publication date is today or in the past | GB2553775 |
| Hash-based media search | Snell Advanced Media Limited | 01160119 | 2014-06-24 | Awaiting First Examination | GB2527528 |
| Monitoring audio-visual content with captions | Snell Advanced Media Limited | 01160119 | 2016-04-18 | Awaiting First Examination | GB2556612 |
| Digital rights management | Oracle Corporation UK Limited | 01782505 | 2001-05-23 | Granted | GB2367925 |
| Digital rights management | Oracle Corporation UK Limited | 01782505 | 2001-06-05 | Granted | GB2397673 |
| Digital rights management billing for a wireless device | Oracle Corporation UK Limited | 01782505 | 2001-05-23 | Granted | GB2400952 |
| Search engine allowed access to encrypted data | Oracle Corporation UK Limited | 01782505 | 2001-05-23 | Granted | GB2367668 |
| Digital rights management | Oracle Corporation UK Limited | 01782505 | 2001-06-05 | Granted | GB2372354 |
| Logging access to digital content | Oracle Corporation UK Limited | 01782505 | 2001-06-05 | Granted | GB2397916 |
| Search engine and digital rights management | Oracle Corporation UK Limited | 01782505 | 2001-05-23 | Granted | GB2400707 |
| Mobile device policy enforcement | Sophos Limited | 02096520 | 2016-06-30 | Awaiting Re-examination | GB2551813 |
| Honeypot network services | Sophos Limited | 02096520 | 2017-01-12 | Awaiting First Examination | GB2547102 |
| Evaluating installers and installer payloads | Sophos Limited | 02096520 | 2017-01-20 | Awaiting First Examination | GB2548211 |
| Labeling computing objects for improved threat detection | Sophos Limited | 02096520 | 2015-09-14 | Granted | GB2545621 |
| A Method and system for network access control based on traffic monitoring and vulnerability detection using process related information | Sophos Limited | 02096520 | 2015-12-18 | Awaiting First Examination | GB2548270 |
| Monitoring variations in observable events for threat detection | Sophos Limited | 02096520 | 2015-12-02 | Awaiting Re-examination | GB2555690 |
| Monitoring variations in observable events for threat detection | Sophos Limited | 02096520 | 2015-12-02 | Awaiting Re-examination | GB2555691 |
| Labeling computing objects for improved threat detection | Sophos Limited | 02096520 | 2015-09-14 | Pending | GB2558811 |
| Labeling computing objects for improved threat detection | Sophos Limited | 02096520 | 2015-09-14 | Pending | GB2558812 |
| Method and apparatus for filtering electronic mail | Sophos Limited | 02096520 | 2003-08-19 | Granted | GB2405229 |
| Secure access to user data in cloud computing facilities via proxy authentication server | Sophos Limited | 02096520 | 2013-07-12 | Awaiting First Examination | GB2506237 |
| Threat detection through the accumulated detection of threat characteristics | Sophos Limited | 02096520 | 2013-03-05 | Granted | GB2507360 |
| Forensic analysis of computing activity | Sophos Limited | 02096520 | 2016-06-17 | Awaiting Re-examination | GB2549545 |
| Elastic outbound gateway | Sophos Limited | 02096520 | 2016-06-30 | Pending | GB2551792 |
| Virtual machine security | Sophos Limited | 02096520 | 2017-02-09 | Awaiting First Examination | GB2548700 |
| Monitoring variations in observable events for threat detection | Sophos Limited | 02096520 | 2015-12-02 | Pending if pre publication date, "Application Published" if publication date is today or in the past | GB2554159 |
| Labeling computing objects for improved threat detection | Sophos Limited | 02096520 | 2015-09-14 | Granted | GB2552632 |
| Encryption techniques | Sophos Limited | 02096520 | 2016-06-17 | Granted | GB2552438 |
| Emulating transparent file processing | Sophos Limited | 02096520 | 2016-03-31 | Awaiting First Examination | GB2538613 |
| Combined security and QOS coordination among devices | Sophos Limited | 02096520 | 2016-06-10 | Awaiting Re-examination | GB2551200 |
| Mitigation of anti-sandbox malware techniques | Sophos Limited | 02096520 | 2016-06-17 | Awaiting Re-examination | GB2543602 |
| Labelling network flows according to source applications | Sophos Limited | 02096520 | 2016-06-17 | Pending | GB2549807 |
| Cloud storage scanner | Sophos Limited | 02096520 | 2016-06-28 | Awaiting Re-examination | GB2551735 |
| Endpoint malware detection using an event graph | Sophos Limited | 02096520 | 2016-06-29 | Awaiting Re-examination | GB2551972 |
| Providing virtual machines with redundant security programming for autonomous operation | Sophos Limited | 02096520 | 2013-06-20 | Awaiting First Examination | GB2504841 |
| Identifying and remediating phishing security weaknesses | Sophos Limited | 02096520 | 2017-08-02 | Awaiting First Examination | GB2553427 |
| Mitigation of return-oriented programming attacks | Sophos Limited | 02096520 | 2017-08-03 | Pending if pre publication date, "Application Published" if publication date is today or in the past | GB2555517 |
| Boot security | Sophos Limited | 02096520 | 2016-06-17 | Awaiting First Examination | GB2549546 |
| Network security | Sophos Limited | 02096520 | 2016-06-20 | Awaiting Re-examination | GB2551400 |
| Content leakage protection | Sophos Limited | 02096520 | 2016-06-29 | Awaiting Re-examination | GB2551754 |
| Perimeter encryption | Sophos Limited | 02096520 | 2016-06-30 | Awaiting Re-examination | GB2551983 |
| Central virus checker for computer network. | Sophos PLC | 02096520 | 1993-10-29 | Terminated | GB2283341 |
| Classifying software as malware using characteristics (or "genes") | Sophos PLC | 02096520 | 2007-06-19 | Terminated | GB2439806 |
| Mitigation of anti-sandbox malware techniques | Sophos PLC | 02096520 | 2016-10-18 | Pending if pre publication date, "Application Published" if publication date is today or in the past | GB2558826 |
| In-context exact matching of lookup segment to translation memory source text | SDL plc | 02675207 | 2009-10-27 | Terminated | GB2474839 |
| Natural language translation system | SDL plc | 02675207 | 2004-08-11 | Terminated | GB2417103 |
| Computer assisted natural language translation outputs selectable target text associated in bilingual corpus with input target text from partial translation | SDL plc | 02675207 | 2009-03-02 | Terminated | GB2468278 |
| A computer-based system and method for providing multiple choice examinations | UNICORN TRAINING GROUP LIMITED | 02740509 | 2001-02-16 | Ceased | GB2373624 |
| Call centre dialling management system | Noetica Ltd | 03319396 | 2002-10-29 | Granted | GB2385487 |
| Live person detection in an automated calling system | Noetica Ltd | 03319396 | 2013-05-10 | Awaiting First Examination | GB2513924 |
| SAP (RTM) system with partitioning of data in SAP memory into data intervals | Basis Technologies International Limited | 04809598 | 2012-08-08 | Terminated | GB2504738 |
| Method and apparatus for implementing changes within a data system | Basis Technologies International Limited | 04809598 | 2013-08-13 | Terminated | GB2512958 |
| Load balancing in a data processing system | Basis Technologies International Limited | 04809598 | 2012-08-08 | Granted | GB2504812 |
| A method and apparatus for searching a system with multiple discrete data stores | Basis Technologies International Limited | 04809598 | 2013-05-23 | Terminated | GB2514404 |
| Load balancing in SAP (RTM) system | Basis Technologies International Limited | 04809598 | 2012-08-08 | Granted | GB2504737 |
| Simulating a multi-processor system using cycle accurate or cycle approximate simulation | Imperas Ltd | 05329674 | 2006-07-07 | Terminated | GB2436631 |
| Method of simulating a multi-processor system in which all the system code is translated into native code at runtime using two different dictionaries. | Imperas Ltd | 05329674 | 2007-07-06 | Terminated | GB2440037 |
| Fishing scope | Revcad Ltd. | 06347210 | 2007-01-30 | Terminated | GB2446206 |
| Monitoring the operation of a prime mover | BL Systems Limited | 06916192 | 1983-01-15 | Terminated | GB2133547 |
| Method of radio-labelling biomolecules | Vistatec York Ltd | 07107639 | 2003-02-11 | Terminated | GB2388605 |
| Internet based check in system and baggage drop | PULSE AERO LIMITED | 08251078 | 2011-03-22 | Terminated | GB2479051 |
| Bass compressor | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2002-07-30 | Granted | GB2391439 |
| Transconductance amplifiers | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2002-09-10 | Granted | GB2393055 |
| An overtemperature detector for integrated circuits, using current comparison | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2002-10-01 | Granted | GB2393867 |
| Word length reduction circuit | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2003-12-05 | Granted | GB2408858 |
| Power supply circuit for portable battery powered device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2005-07-13 | Granted | GB2416606 |
| Ambient noise reduction arrangement | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-01-26 | Granted | GB2434708 |
| Mems device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-02-24 | Granted | GB2435544 |
| Digital circuit arrangements for ambient noise-reduction | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-04-12 | Granted | GB2437772 |
| Light source protection circuit | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-12-21 | Granted | GB2440186 |
| LED driver with current source | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-12-21 | Granted | GB2436404 |
| An audio amplifier operable to drive either headphones or a line output | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-12-22 | Granted | GB2444988 |
| Variable power supplies for efficient amplification, using charge pumps | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-12-22 | Granted | GB2446843 |
| Frequency locked loop with word length reduction in the forward path | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-07-31 | Granted | GB2451475 |
| Mems process and device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-08-17 | Granted | GB2451909 |
| Digital to analogue converter circuits and methods of operation thereof | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-09-06 | Granted | GB2452521 |
| Mems device and process | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-09-19 | Granted | GB2453104 |
| Ambient noise-reduction system | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-11-13 | Granted | GB2456501 |
| Dynamic range controller | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-12-19 | Granted | GB2455742 |
| A load discrimination circuit for an audio amplifier | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-12-28 | Granted | GB2456005 |
| Equalising phase for switched capacitor circuit operation | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-03-31 | Granted | GB2458902 |
| Interactive block-diagram for configuration of electronic device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-04-23 | Granted | GB2462997 |
| Mems transducers | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-05-07 | Granted | GB2459863 |
| Amplifier Circuit | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-05-07 | Granted | GB2459865 |
| Active noise cancellation system with split digital filter | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-06-16 | Granted | GB2455821 |
| Noise cancellation system | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-06-27 | Granted | GB2461315 |
| A noise-shaped pulse shuffler for a double-sided pulse-width modulator | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2005-01-17 | Granted | GB2449591 |
| Testing MEMS capacitive transducers | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-12-30 | Granted | GB2466785 |
| Sample rate converter with gain and error adjustment | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-10-13 | Granted | GB2464169 |
| Audio circuit | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2009-07-24 | Granted | GB2469345 |
| Mems transducers | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-05-07 | Granted | GB2469410 |
| DC-DC converter circuit which overcomes the problem of stressing switches | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-08-31 | Granted | GB2479445 |
| Charge pump circuit and methods of operation thereof | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-12-22 | Granted | GB2478457 |
| Ambient noise-reduction control system | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-04-01 | Granted | GB2479672 |
| DC-DC converter having inhibited low side switch | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2009-10-27 | Granted | GB2483002 |
| Control of DC-DC converters in valley current mode | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2009-10-27 | Granted | GB2483003 |
| Digital signal routing circuit | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2012-05-25 | Granted | GB2491263 |
| An audio DAC with signal-dependent clock rate for optimal noise and distortion performance | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2012-10-26 | Granted | GB2507332 |
| Detection circuit | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2012-12-27 | Granted | GB2509316 |
| Signal processing for MEMS capacitive transducers | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-04-26 | Granted | GB2513406 |
| Signal envelope processing | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-07-05 | Granted | GB2515819 |
| MEMS device and process | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-07-05 | Granted | GB2515836 |
| Activating speech processing | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-12-18 | Granted | GB2524222 |
| Processing received speech data | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-12-18 | Granted | GB2523984 |
| Biasing circuitry for MEMS transducers | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-12-19 | Granted | GB2521416 |
| Class D amplifier circuit | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2014-08-29 | Granted | GB2529691 |
| Low power bidirectional bus | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-05-11 | Granted | GB2536309 |
| Identification of modules on a bus | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-05-18 | Granted | GB2536310 |
| Loudspeaker protection | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-06-09 | Granted | GB2534950 |
| Temperature sensing with feedback digital-analog converter (DAC) of delta-sigma modulator | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-09-16 | Awaiting Re-examination | GB2541252 |
| Cascaded integrator-comb filter as a non-integer sample rate converter | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-01-13 | Awaiting Re-examination | GB2544565 |
| Speech recognition | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-06-26 | Granted | GB2531964 |
| Multi-channel microphone mapping | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2014-09-10 | Awaiting First Examination | GB2534725 |
| Integrated MEMS transducers | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-04-01 | Awaiting Re-examination | GB2546830 |
| Synchronous differential signaling protocol | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-05-20 | Awaiting Applicant's Response | GB2541772 |
| Piched doped well for a junction filed effect transistor (JFET) isolated from the substrate | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-06-13 | Awaiting Re-examination | GB2549344 |
| Packaging for MEMS transducers | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2014-06-10 | Granted | GB2538177 |
| Voice user interface | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-06-29 | Awaiting Re-examination | GB2551209 |
| Method and wafer for fabricating transducer devices | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-06-30 | Awaiting Re-examination | GB2550978 |
| Audio signal processing | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-06-30 | Awaiting Re-examination | GB2549810 |
| Speech recognition | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-06-26 | Granted | GB2542268 |
| MEMS device and process | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-10-04 | Awaiting Re-examination | GB2552555 |
| Package for MEMS device and process | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-12-01 | Pending | GB2555659 |
| Digital accessory interface calibration | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2014-12-02 | Granted | GB2542970 |
| Mems device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2017-01-17 | Pending | GB2557367 |
| Noise reduction in voltage reference signal | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2017-04-27 | Pending | GB2557374 |
| Ear interface detection | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2017-05-05 | Pending | GB2555667 |
| Improved phase/frequency detector and phase lock loop circuit | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2003-04-14 | Granted | GB2400760 |
| Class D amplifier | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2003-09-15 | Granted | GB2406008 |
| Clock synchroniser | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2003-12-17 | Granted | GB2409383 |
| Clock synchroniser and clock and data recovery apparatus and method | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2004-04-06 | Granted | GB2413043 |
| Analogue selector circuit with reduced signal level dependent distortion | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2002-11-26 | Granted | GB2395849 |
| Amplifier | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2003-11-26 | Granted | GB2408644 |
| Analogue to digital converter | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2004-10-11 | Granted | GB2419047 |
| Digital-to-analogue converter circuits | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2003-12-05 | Granted | GB2408859 |
| Low noise op amp | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2005-01-18 | Granted | GB2412260 |
| Feedback controller for PWM amplifier | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2005-08-17 | Granted | GB2429351 |
| Digital audio communications in a digital audio convergence device such as a smartphone | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2005-11-26 | Granted | GB2432765 |
| Signal processors and associated methods | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2003-12-09 | Granted | GB2409389 |
| Pulse width modulator quantisation circuit | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2005-01-17 | Granted | GB2425668 |
| Switched capacitor DAC | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2005-04-19 | Granted | GB2425416 |
| Ambient noise-reduction control system | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-04-01 | Granted | GB2436657 |
| Temperature sensing apparatus and methods | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2002-10-01 | Granted | GB2425419 |
| Amplifier circuit and method of starting and stopping | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-07-14 | Granted | GB2440188 |
| Amplifier apparatus and method | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-08-31 | Granted | GB2441360 |
| Suppressing power-down transients in an audio circuit | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-08-31 | Granted | GB2441362 |
| Audio device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2005-11-26 | Granted | GB2432759 |
| Improvements in tone-boost audio circuits | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-12-21 | Granted | GB2445007 |
| Charge pump circuit and methods of operation thereof | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-12-22 | Granted | GB2444984 |
| Charge pump circuit with dual rail output | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-12-22 | Granted | GB2444985 |
| Electronic information device with event notification | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-01-26 | Granted | GB2434720 |
| Ambient noise reduction system with a limited family of responses | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-02-07 | Granted | GB2441835 |
| Processing of stereo audio signals | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2004-10-18 | Granted | GB2419265 |
| Synchronising circuit to output a control signal based on either first or second clock signals | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-04-25 | Granted | GB2450862 |
| word length reduction circuit | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-07-31 | Granted | GB2451474 |
| Locked loop circuit | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-07-31 | Granted | GB2451476 |
| Mems package | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-08-17 | Granted | GB2451908 |
| Amplifier circuit | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-08-30 | Granted | GB2451524 |
| Amplifier circuit and method of amplfying a signal in an amplifier circuit | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-10-31 | Granted | GB2451530 |
| Split rail dc-dc converter circuit | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-08-31 | Granted | GB2441358 |
| Amplifier apparatus and method | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-08-31 | Granted | GB2441363 |
| Charge pump circuit and methods of operation thereof and portable audio apparatus including charge pump circuits | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-12-11 | Granted | GB2455524 |
| Audio device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2005-11-26 | Granted | GB2443990 |
| Digital-to-analogue converter | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2003-12-05 | Granted | GB2430819 |
| Class G amplifier with switched mode power supply | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-04-09 | Granted | GB2451536 |
| Mems transducer | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-05-07 | Granted | GB2459866 |
| Level shifting charge pump power supply | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-12-22 | Granted | GB2447426 |
| Dynamic element matching stage for DAC. | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-01-31 | Granted | GB2436180 |
| In an active noise cancellation system filter coefficients are chosen according to the resonant frequency of the loudspeaker | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-06-16 | Granted | GB2455825 |
| Gain calibration based on device properties | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-06-16 | Granted | GB2455826 |
| Noise-canceling ear-worn speaker devices with vents to bypass seals | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-02-16 | Granted | GB2445388 |
| Stress free MEMS transducer | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-03-20 | Granted | GB2444123 |
| Class D amplifier | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2003-09-15 | Granted | GB2435559 |
| Multiple output DC-to-DC converter | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-07-31 | Granted | GB2451470 |
| Method of operating a digital audio device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2005-11-26 | Granted | GB2432758 |
| MEMES capacitive microphone | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-03-20 | Granted | GB2452876 |
| MEMS process and device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-03-20 | Granted | GB2452650 |
| Amplifier circuit | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-08-30 | Granted | GB2451525 |
| A switching power converter with controllable switch size for reduced switch losses | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-08-30 | Granted | GB2451526 |
| Amplifier circuit | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-08-30 | Granted | GB2451527 |
| Amplifier circuit | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-08-30 | Granted | GB2451528 |
| An audio amplifier with a tracking power supply and a digital signal delay equal to the power supply response time | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-08-30 | Granted | GB2451529 |
| Circuits for biasing/charging high impedance loads | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-12-30 | Granted | GB2466774 |
| Charge pump circuits | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-12-30 | Granted | GB2466775 |
| MEMS transducer device and fabrication process | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-09-19 | Granted | GB2452941 |
| Delay-locked loop circuits | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-02-01 | Granted | GB2434930 |
| Filter | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-12-21 | Granted | GB2455806 |
| Current mode switching regulator | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-04-26 | Granted | GB2437556 |
| A "pass circuit" divides a bus into two sections; in a first mode signals can pass between the sections, but in a second mode the sections are isolated | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2005-11-26 | Granted | GB2445485 |
| Audio device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2005-11-26 | Granted | GB2444191 |
| Audio device and method | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2005-11-26 | Granted | GB2443989 |
| Power management apparatus and methods | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2009-07-22 | Granted | GB2472051 |
| Control of DC-DC converters in valley current mode | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2009-10-27 | Granted | GB2472111 |
| Level-shifter circuit | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2009-10-27 | Granted | GB2472113 |
| Current limiting in a DC-DC converter | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2009-10-27 | Granted | GB2472115 |
| Reduced leakage current in a MEMS device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-05-14 | Granted | GB2460060 |
| Lower rate emulation | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-06-16 | Granted | GB2455822 |
| Active noise cancellation filter cut-off frequency adjusted in accordance with magnitude of filter output signal | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-06-16 | Granted | GB2455823 |
| Slow rate adaption | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-06-16 | Granted | GB2455828 |
| MEMS transducer | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2009-02-13 | Granted | GB2467848 |
| Amplifier apparatus and method | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-08-31 | Granted | GB2441361 |
| Sample rate converter | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-10-13 | Granted | GB2456360 |
| MEMS ultrasonic transducer array | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-05-07 | Granted | GB2469411 |
| MEMS ultrasonic transducer array | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-05-07 | Granted | GB2469412 |
| Charge pump circuit and methods of operation thereof | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-12-22 | Granted | GB2472701 |
| Digital filter arrangement for ambient noise reduction, using an oversampled audio signal | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-04-12 | Granted | GB2470680 |
| Digital circuit arrangements for ambient noise-reduction | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-04-12 | Granted | GB2470681 |
| Fabrication of MEMS capacitive microphone | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-03-20 | Granted | GB2452877 |
| Frequency generation | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-12-29 | Granted | GB2466521 |
| High impedance semiconductor diode structure | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-12-30 | Granted | GB2466643 |
| Apparatus and method for biasing a transducer | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-12-30 | Granted | GB2466648 |
| Callibration circuit and asociated method | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-12-05 | Granted | GB2446844 |
| Mems device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-02-24 | Granted | GB2455214 |
| Dual output charge pump circuit having two flying capacitors | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2010-12-23 | Granted | GB2486701 |
| MEMS transducer | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2009-02-13 | Granted | GB2467777 |
| Feedforward ambient noise reduction | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-01-25 | Granted | GB2445984 |
| Noise cancelling earphones with sound leakage channels | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2011-04-14 | Granted | GB2486288 |
| Mems process and device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-03-20 | Granted | GB2436460 |
| Short circuit protection | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-03-30 | Granted | GB2447875 |
| A silence detector for digital audio bit streams | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-03-30 | Granted | GB2447985 |
| Noise control circuit for audio signals with variable gain stages | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-04-01 | Granted | GB2479673 |
| Cellular phone handset with selectable ambient noise reduction | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-05-09 | Granted | GB2449083 |
| Power management apparatus and methods | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2009-07-22 | Granted | GB2472050 |
| Improved buck-boost converter | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-06-07 | Granted | GB2449914 |
| Silence pattern detector for digital audio bit streams | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-03-30 | Granted | GB2482444 |
| Amplifier circuit | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2011-11-11 | Granted | GB2491913 |
| A digital offset-cancelling loop for a class-D amplifier | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2011-11-18 | Granted | GB2496664 |
| Switched power regulator having estimated error signal | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2009-10-27 | Granted | GB2472114 |
| Control sequencer for an audio codec | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-07-25 | Granted | GB2451265 |
| Audio device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2009-11-13 | Granted | GB2487310 |
| Amplifier circuit | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-12-28 | Granted | GB2465695 |
| Multiplexed DC offset compensation | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2010-12-16 | Granted | GB2488455 |
| A bit-flipping sigma-delta modulator with noise control | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2003-09-15 | Granted | GB2438774 |
| Configurable digital mixing of time division multiplexed concurrent paths using a multiply-accumulator | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2012-05-25 | Granted | GB2491261 |
| Digital signal routing circuit | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2012-05-25 | Granted | GB2491264 |
| Analogue-to-digital converter | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2012-05-30 | Granted | GB2502557 |
| MEMS device and process | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-09-19 | Granted | GB2453105 |
| MEMS device and process | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2012-09-24 | Granted | GB2506171 |
| MEMS device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-02-24 | Granted | GB2443756 |
| Digital audio communication in a digital audio convergence device such as a smartphone | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2005-11-26 | Granted | GB2444190 |
| Digital filter arrangement for ambient noise reduction, using an oversampled audio signal | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-04-12 | Granted | GB2470679 |
| Digital circuit arrangements for ambient noise-reduction | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-04-12 | Granted | GB2470682 |
| LED driver with current source and shunt path | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-12-21 | Granted | GB2452791 |
| Digital circuit arrangements for ambient noise-reduction | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-04-12 | Granted | GB2446966 |
| Real time clock | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-03-20 | Granted | GB2457513 |
| Control of a noise cancellation system according to a detected position of an audio device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2010-10-21 | Granted | GB2484722 |
| Electronic information device with event notification | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-01-26 | Granted | GB2445889 |
| Capacitive transducer circuit and method | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-05-07 | Granted | GB2459862 |
| Noise-cancelling ear-worn speaker-carrying devices with vents to bypass seals and cancel sound leakage | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-02-16 | Granted | GB2446982 |
| Cable inlet structure for an earphone | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-04-09 | Granted | GB2505979 |
| Microphone biasing circuitry and method thereof | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-04-11 | Granted | GB2512918 |
| SNR dependent gain | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-06-16 | Granted | GB2455827 |
| DC offset compensation | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2010-12-16 | Granted | GB2485620 |
| Charge pump circuit | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2010-12-23 | Granted | GB2486698 |
| Speech Recognition | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-06-26 | Granted | GB2515526 |
| Speech Recognition | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-06-26 | Granted | GB2515527 |
| Speech Recognition | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-06-26 | Granted | GB2515528 |
| Audio device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2009-11-13 | Granted | GB2475632 |
| Read-out for MEMS capacitive transducers | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-08-02 | Granted | GB2516878 |
| Applying a test signal to a node of a signal path via a parasitic capacitance | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-12-30 | Granted | GB2466777 |
| MEMS device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-02-24 | Granted | GB2454603 |
| Noise-cancelling ear-worn speaker-carrying devices with vents to bypass seals and cancel sound leakage | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-02-16 | Granted | GB2454605 |
| Headphone device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2011-07-15 | Granted | GB2492959 |
| Noise reduction system for earphones controlled by incoming telephone calls | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-04-01 | Granted | GB2479675 |
| Switched mode DC-DC converter having slope compensation circuitry | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2009-10-27 | Granted | GB2482424 |
| DC-DC converter circuit using four switches | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-08-31 | Granted | GB2484010 |
| Multiple output DC-to-DC converter | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-07-31 | Granted | GB2484012 |
| Temperature monitoring for loudspeakers | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2014-06-06 | Granted | GB2526881 |
| Packaging for MEMS transducers | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2014-06-10 | Granted | GB2529134 |
| Noise cancellation method and system applying gain control to a wanted audio signal | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2009-06-05 | Granted | GB2467984 |
| Active noise cancellation system with wind noise reduction | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2012-03-16 | Granted | GB2500251 |
| Ambient noise reduction system | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-02-06 | Granted | GB2460972 |
| Improvements relating to DC-DC converters | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2009-10-27 | Granted | GB2472112 |
| Split filter | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-06-16 | Granted | GB2465064 |
| Codec with status report queue ordered according to priority assigned to status reports | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2009-11-13 | Granted | GB2465465 |
| Digital circuit arrangements for ambient noise-reduction | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-04-12 | Granted | GB2465681 |
| Digital accessory interface | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-05-11 | Granted | GB2538245 |
| Digital accessory interface calibration | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-05-11 | Granted | GB2538246 |
| Drive circuit | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2007-12-11 | Granted | GB2467450 |
| Interface | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2010-12-17 | Granted | GB2489902 |
| Analog-to-digital converter (ADC) dynamic range enhancement for voice-activated systems | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-08-26 | Awaiting Re-examination | GB2537697 |
| Loudspeaker protection | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-09-02 | Granted | GB2539725 |
| Sensor input recognition | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-07-10 | Granted | GB2526980 |
| Dual processing paths for differential mode and common mode signals for an adaptable analog-to-digital converter (ADC) topology | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-09-17 | Awaiting Re-examination | GB2541253 |
| Noise cancellation system | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2012-02-21 | Granted | GB2530678 |
| Digital/analogue conversion | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2012-10-19 | Granted | GB2507096 |
| High order correction for pulse width modulation (PWM) digital/analog converters with reduced computation | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-01-13 | Awaiting Re-examination | GB2544566 |
| MEMS devices and processes | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-01-25 | Awaiting Re-examination | GB2537005 |
| Phase locked loops | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-01-29 | Awaiting Re-examination | GB2545752 |
| Crosstalk mitigation | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-02-16 | Awaiting Re-examination | GB2545753 |
| Stress decoupling in MEMS transducers | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-04-01 | Awaiting Re-examination | GB2546829 |
| Clamping audio signal paths | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-04-07 | Granted | GB2547730 |
| Microphone biasing circuitry and method thereof | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-04-11 | Granted | GB2535354 |
| High density capacitors formed from thin vertical semiconductor structures such as FinFETs | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-05-05 | Awaiting Re-examination | GB2539774 |
| Mems device and process | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2008-05-14 | Granted | GB2470506 |
| Ring frequency divider | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-05-20 | Awaiting Re-examination | GB2540659 |
| Analog-to-digital converter | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-06-26 | Granted | GB2541079 |
| Current sense amplifier with enchanced common mode input range | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-06-08 | Awaiting Re-examination | GB2544836 |
| Switch mode DC-DC converter having power switch control | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2010-09-10 | Granted | GB2478170 |
| Audio enhancement | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-06-24 | Awaiting Re-examination | GB2540673 |
| Digital microphones | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-06-30 | Awaiting Applicant's Response | GB2547734 |
| Voice command triggered speech enhancement | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2014-12-17 | Awaiting First Examination | GB2536836 |
| Earphone | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2010-12-10 | Granted | GB2486268 |
| Sensor input recognition | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-07-10 | Granted | GB2516075 |
| MEMS device and process | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-10-31 | Pending | GB2554470 |
| MEMS device with increased robustness and resilience to acoustic shock | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-08-21 | Granted | GB2506979 |
| Microphone biasing circuitry and method thereof | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-04-11 | Granted | GB2542965 |
| Methods and apparatus for authentication in an electronic device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-12-20 | Pending | GB2555660 |
| Methods and apparatus for biometric authentication in an electronic device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-12-20 | Pending | GB2555661 |
| Audio amplifer circuit and electronic apparatus including the same | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-12-22 | Granted | GB2475633 |
| Amplifier circuit and methods of operation thereof | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-12-22 | Granted | GB2475636 |
| MEMS device and process | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2017-01-19 | Awaiting Re-examination | GB2547103 |
| Data encoding detection | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2017-01-20 | Pending | GB2557691 |
| Audio transfer | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2017-01-23 | Pending | GB2558009 |
| Controlling an audio system | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2017-04-28 | Pending | GB2559212 |
| Voice user interface | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2017-06-06 | Pending | GB2552082 |
| Charge pump circuit and methods of operation thereof | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-12-22 | Granted | GB2478458 |
| Analog-to-digital converter | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-06-26 | Granted | GB2551459 |
| Auto-mute audio processing | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2017-09-29 | Pending | GB2559223 |
| Direct mapping | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2017-09-29 | Pending | GB2559224 |
| Loudspeaker protection systems and methods | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2014-01-24 | Granted | GB2522449 |
| MEMS device and process | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-03-14 | Awaiting Re-examination | GB2557755 |
| Noise reduction system for earphones controlled by a timer | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-04-01 | Granted | GB2479674 |
| Low noise amplifier for MEMS capacitive transducers | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2014-05-02 | Granted | GB2525674 |
| DC-DC converter circuits and methods and apparatus including such circuits | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2006-08-31 | Granted | GB2484198 |
| Integrated MEMS transducer and circuitry | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2014-07-31 | Awaiting Re-examination | GB2528872 |
| Clock generator | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2011-11-21 | Granted | GB2496673 |
| Audio device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2009-11-13 | Granted | GB2487301 |
| Improvements relating to DC-DC converters | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2009-10-27 | Granted | GB2486827 |
| Earphone | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2011-04-14 | Granted | GB2516785 |
| Digital accessory interface | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2014-10-31 | Granted | GB2531803 |
| Improved analogue-to-digital convertor | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2014-11-04 | Awaiting Re-examination | GB2532015 |
| Active noise cancellation earphones with ear canal leakage error microphone | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2012-02-21 | Granted | GB2499607 |
| MEMS devices and processes | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2014-12-19 | Granted | GB2533410 |
| Mixing audio data samples using multiply-accumulate blocks and ping-pong buffers | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2012-05-25 | Granted | GB2491262 |
| Transmitting signals between modules | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-05-18 | Granted | GB2539178 |
| Loudspeaker protection | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-06-09 | Granted | GB2534949 |
| Cable inlet structure for an earphone | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2012-09-14 | Granted | GB2505919 |
| MEMS device and process | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2012-09-24 | Granted | GB2506173 |
| Noise cancellation | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2012-10-12 | Granted | GB2506908 |
| Nonlinear acoustic echo cancellation based on transducer impedance | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-10-08 | Granted | GB2542210 |
| Noise cancellation system | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2012-02-21 | Granted | GB2530679 |
| Interpretation circuit for a switch unit comprising a plurality of register blocks | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2012-12-04 | Granted | GB2508612 |
| Loudspeaker protection circuitry and methods | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-12-21 | Awaiting Re-examination | GB2542643 |
| Methods and apparatuses for configuring a serial interface | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-02-02 | Granted | GB2544124 |
| Frequency-dependent sidetones for improved automatic speech recognition,speaker recognition, and occlusion effect correction | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-02-26 | Awaiting Re-examination | GB2549065 |
| MEMS device and process | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-03-14 | Awaiting Re-examination | GB2546826 |
| Integrated MEMS transducer and circuitry | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-03-31 | Awaiting Re-examination | GB2547729 |
| Dynamic frequency-dependent sidetone generation | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-04-19 | Awaiting Re-examination | GB2546563 |
| Accessory detection | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-04-19 | Granted | GB2544830 |
| Audio signals | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-05-25 | Awaiting Re-examination | GB2549805 |
| Current sense amplifier with common mode rejection | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-06-08 | Awaiting Re-examination | GB2544835 |
| Monitoring of devices | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-06-30 | Awaiting Re-examination | GB2550977 |
| MEMS devices and processes | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-06-30 | Pending | GB2551791 |
| Digital microphones | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-06-30 | Awaiting Re-examination | GB2547735 |
| MEMS device and process | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-06-30 | Granted | GB2551796 |
| MEMS device and process | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-10-04 | Pending | GB2553154 |
| Methods and apparatus for authentication in an electronic device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-10-05 | Awaiting Re-examination | GB2545534 |
| Methods and apparatus for authentication in an electronic device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-10-05 | Pending | GB2552721 |
| Connectors for data transfer | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-11-25 | Pending | GB2552558 |
| Connectors for data transfer | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-11-25 | Pending | GB2552559 |
| Class-D Amplifier Circuits | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-10-23 | Granted | GB2519540 |
| Reducing instantaneous wind noise | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-06-01 | Awaiting First Examination | GB2542058 |
| Speaker recognition | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-12-23 | Pending | GB2552722 |
| Speaker recognition | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-12-23 | Pending | GB2552723 |
| Packaging for MEMS transducers | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2014-06-10 | Granted | GB2543443 |
| MEMS device | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2017-01-20 | Pending | GB2558008 |
| Loudspeaker protection | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-09-02 | Awaiting Applicant's Response | GB2546682 |
| Sensor input recognition | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-07-10 | Granted | GB2553040 |
| Speech recognition | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-06-26 | Granted | GB2552280 |
| Speech recognition | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2013-06-26 | Granted | GB2553683 |
| Integrated MEMS transducers | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-04-01 | Awaiting Re-examination | GB2556263 |
| Digital accessory interface calibration | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2014-12-02 | Granted | GB2532950 |
| Connectors for audio data transfer | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-05-26 | Granted | GB2535814 |
| Amplifiers | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-09-03 | Granted | GB2540441 |
| Adaptive block matrix using pre-whitening for adaptive beam forming | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-11-05 | Awaiting Re-examination | GB2542862 |
| Transfer of control data over half-duplex link | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-11-10 | Pending | GB2541757 |
| Adaptive filter control | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-11-24 | Awaiting Re-examination | GB2543107 |
| MEMS devices | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-01-25 | Awaiting Re-examination | GB2538828 |
| Wind noise reduction | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2014-07-11 | Awaiting First Examination | GB2532379 |
| Digital microphones | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-02-09 | Granted | GB2544823 |
| MEMS device and process | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-03-14 | Awaiting Re-examination | GB2546827 |
| Voltage-controlled oscillator (VCO) as first stage in an analog-to-digital converter (ADC) in combination with a digital filter for second or higher-order | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-04-19 | Awaiting Re-examination | GB2540452 |
| Direct current (DC) and/or alternating current (AC) load detection for audio codec | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-05-13 | Pending | GB2547490 |
| Audio Signals | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-05-25 | Pending | GB2556015 |
| Packaging for MEMS transducers | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2014-06-10 | Granted | GB2540034 |
| Dual device semiconductor structures with shared drain | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-06-07 | Awaiting Re-examination | GB2548419 |
| Transfer of data with check bits | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-06-24 | Awaiting Applicant's Response | GB2543877 |
| MEMS device and process | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-06-30 | Granted | GB2551783 |
| MEMS device and process | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-10-04 | Awaiting Re-examination | GB2551854 |
| Retaining binaural cues when mixing microphone signals | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-04-17 | Awaiting First Examination | GB2540508 |
| Microphone mixing for wind noise reduction | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-05-26 | Awaiting First Examination | GB2542961 |
| MEMS devices and processes | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-12-19 | Pending | GB2557364 |
| Packaging for MEMS transducers | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2014-06-10 | Granted | GB2542979 |
| Power-saving current-mode digital-to-analog converter (DAC) | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2017-01-16 | Pending | GB2558007 |
| Multi-phase power converter system using multiple amplifier intergrated circuits | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2017-05-15 | Awaiting Re-examination | GB2551442 |
| Transducer packaging | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2017-06-29 | Pending | GB2557381 |
| Mems transducer package | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-12-04 | Awaiting First Examination | GB2549877 |
| Mems transducer package | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-12-04 | Awaiting First Examination | GB2550298 |
| Microphone unit comprising integrated speech analysis | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-12-22 | Pending if pre publication date, "Application Published" if publication date is today or in the past | GB2551916 |
| Single-bit volume control | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2017-09-29 | Pending | GB2559225 |
| Adaptive block matrix using pre-whitening for adaptive beam forming | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2015-11-05 | Awaiting Re-examination | GB2556199 |
| Stress decoupling in MEMS transducers | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-04-01 | Awaiting Re-examination | GB2556264 |
| Stress decoupling in MEMS transducers | Cirrus Logic International Semiconductor Ltd. | SC495735 | 2016-04-01 | Awaiting Re-examination | GB2556265 |
| Analog-to-digital converter (ADC) dynamic range enhancement for voice-activated systems | Cirrus Logic International Semiconductor Limited | SC495735 | 2015-05-29 | Awaiting Re-examination | GB2537694 |
| Systems and methods for preventing distortion due to supply-based modulation index changes in an audio playback system | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-01-12 | Awaiting Applicant's Response | GB2544822 |
| Multi-path analog front end and analog-to-digital converter for a signal processing system with low-pass filter between paths | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-02-09 | Awaiting Re-examination | GB2545939 |
| Systems and methods for restoring microelectromechanical system transducer operation following plosive event | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-05-20 | Awaiting Applicant's Response | GB2545519 |
| Systems and methods of configuring a filter having at least two frequency response configurations | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-05-20 | Awaiting Re-examination | GB2545520 |
| Removal of switching discontinuity in a hybrid switched mode amplifier | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-11-21 | Pending | GB2548443 |
| Method for limiting amplifier input current to avoid low voltage conditions | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-04-20 | Pending | GB2551621 |
| Fully-differential operational amplifier system | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-04-27 | Pending | GB2553393 |
| Connectors for audio data transfer | Cirrus Logic International Semiconductor Limited | SC495735 | 2015-05-26 | Granted | GB2553875 |
| MEMS transducer package | Cirrus Logic International Semiconductor Limited | SC495735 | 2015-12-04 | Awaiting First Examination | GB2549644 |
| Configurable control loop topology for a pulse width modulation amplifier | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-08-04 | Pending | GB2555679 |
| Efficient boost converter | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-08-09 | Pending | GB2555902 |
| Offset calibration for amplifier and preceding circuit | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-08-09 | Pending | GB2558973 |
| Detection of acoustic impulse events in voice applications using a neural network | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-10-10 | Pending | GB2557425 |
| Analog-to-digital converter | Cirrus Logic International Semiconductor Limited | SC495735 | 2013-06-26 | Granted | GB2553734 |
| Charge pump input current limiter | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-10-13 | Awaiting First Examination | GB2558765 |
| Adaptive receiver | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-05-20 | Awaiting First Examination | GB2555059 |
| Low-power processor with support for multiple precision modes | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-06-21 | Pending if pre publication date, "Application Published" if publication date is today or in the past | GB2556492 |
| Circular buffer descriptor for describing and/or accessing a circular buffer | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-06-21 | Awaiting First Examination | GB2557743 |
| Psychoacoustics for improved audio reproduction and speaker protection | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-06-24 | Pending if pre publication date, "Application Published" if publication date is today or in the past | GB2556495 |
| Class-D Amplifier Circuits | Cirrus Logic International Semiconductor Limited | SC495735 | 2013-10-23 | Granted | GB2557750 |
| Hybrid adaptive noise cancellation system with filtered error microphone signal | Cirrus Logic International Semiconductor Limited | SC495735 | 2015-10-27 | Awaiting Re-examination | GB2541474 |
| Systems and methods for implementing hysteresis in a comparator | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-01-12 | Pending | GB2545281 |
| Systems and methods for reducing audio artifacts from switching between paths of a multi-path signal processing | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-03-02 | Awaiting Re-examination | GB2546559 |
| Speaker protection from overexcursion | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-06-13 | Awaiting Applicant's Response | GB2550221 |
| Constant on time boost converter control | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-06-13 | Awaiting Re-examination | GB2550222 |
| Amplifier with configurable final output stage | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-12-01 | Pending | GB2557244 |
| Microelectromechanical systems microphone with electrostatic force feedback to measure sound pressure | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-01-10 | Pending | GB2556951 |
| Single signal-variant power supply for a pluarity of amplifiers | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-01-20 | Pending | GB2549571 |
| Encoding for multi-device synchronization of devices | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-02-16 | Pending | GB2554960 |
| Loudspeaker protection systems and methods | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-02-21 | Pending | GB2559204 |
| Clamping audio signal paths | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-02-23 | Pending | GB2547799 |
| Synchronous, internal clock edge alignment for integrated circuit testing | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-04-19 | Pending | GB2549619 |
| Motion detector | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-04-26 | Pending | GB2559427 |
| Mems transducer package | Cirrus Logic International Semiconductor Limited | SC495735 | 2015-12-04 | Awaiting First Examination | GB2549876 |
| Method and apparatus for acoustic crosstalk cancellation | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-09-19 | Pending | GB2556663 |
| Transducer packaging | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-10-16 | Pending | GB2557717 |
| Magnitude compensation technique for processing single-bit wide data | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-06-21 | Pending if pre publication date, "Application Published" if publication date is today or in the past | GB2556234 |
| Peak current limiting in inductor-based power converter | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-06-19 | Pending if pre publication date, "Application Published" if publication date is today or in the past | GB2556236 |
| Mixing of single-bit and multi-bit audio signals for simultaneous output | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-06-21 | Awaiting Re-examination | GB2557744 |
| Adaptive phase-distortionless magnitude response equalization for beamforming applications | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-06-19 | Pending if pre publication date, "Application Published" if publication date is today or in the past | GB2556237 |
| Over-sampling digital processing path that emulates nyquist rate(non oversampling) audio conversion | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-06-21 | Pending if pre publication date, "Application Published" if publication date is today or in the past | GB2556238 |
| Class-D Amplifier circuits | Cirrus Logic International Semiconductor Limited | SC495735 | 2013-10-23 | Granted | GB2557050 |
| Class-D amplifier circuits | Cirrus Logic International Semiconductor Limited | SC495735 | 2013-10-23 | Granted | GB2557051 |
| Hybrid finite impulse response filter | Cirrus Logic International Semiconductor Limited | SC495735 | 2015-07-21 | Awaiting Re-examination | GB2539280 |
| Feature extraction | Cirrus Logic International Semiconductor Limited | SC495735 | 2015-12-22 | Pending | GB2535002 |
| Systems and methods for distributed adaptive noise cancellation | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-04-05 | Awaiting Re-examination | GB2542648 |
| Systems and methods for controlling adaptive noise control gain | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-04-14 | Awaiting Re-examination | GB2547956 |
| Hybrid finite impulse response filter | Cirrus Logic International Semiconductor Limited | SC495735 | 2015-07-21 | Awaiting Re-examination | GB2541976 |
| Hybrid switched mode amplifier | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-10-07 | Pending | GB2546576 |
| Detection of acoustic impulse events in voice applications | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-11-21 | Pending | GB2554955 |
| Biasing of electromechanical systems microphone with alternating-current voltage waveform | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-01-10 | Pending | GB2556950 |
| Enhancing dynamic range based on spectral content of signal | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-02-16 | Pending | GB2553166 |
| Reconfiguring paths in a multiple path analog-to-digital converter | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-02-17 | Pending | GB2553867 |
| Class D amplifier circuit | Cirrus Logic International Semiconductor Limited | SC495735 | 2014-08-29 | Granted | GB2550243 |
| Prevention of switching discontinuity in a hybrid switched mode amplifier | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-03-03 | Pending | GB2550019 |
| Generation of voltage reference signals in a hybrid switched mode amplifier | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-03-10 | Pending | GB2550026 |
| Systems and methods for loudspeaker electrical identification with truncated non-causality | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-03-20 | Pending | GB2548716 |
| Flexible membrane | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-04-05 | Pending | GB2558963 |
| Multi-Path digitation based on input signal fidelity and output requirements | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-04-27 | Pending | GB2552867 |
| Speaker identification | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-05-04 | Pending | GB2557375 |
| MEMS device and process | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-06-19 | Awaiting Re-examination | GB2555510 |
| Methods and apparatus for authentication in an electronic device | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-10-05 | Pending | GB2555532 |
| Analog-to-digital converter | Cirrus Logic International Semiconductor Limited | SC495735 | 2013-06-26 | Granted | GB2553472 |
| Analog-to-digital converter | Cirrus Logic International Semiconductor Limited | SC495735 | 2013-06-26 | Granted | GB2553473 |
| Speaker protection excursion oversight | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-11-21 | Pending | GB2559012 |
| Adjustable time duration for driving pulse-width modulation (PWM) output to reduce thermal noise | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-06-19 | Pending if pre publication date, "Application Published" if publication date is today or in the past | GB2556233 |
| User input through transducer | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-06-28 | Pending if pre publication date, "Application Published" if publication date is today or in the past | GB2556497 |
| MEMS device and process | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-03-14 | Awaiting Re-examination | GB2556280 |
| Clamping audio signal paths | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-04-07 | Awaiting Re-examination | GB2557489 |
| Systems and methods for reducing artifacts and improving performance of a multi-path analog-to-digital converter | Cirrus Logic International Semiconductor Limited | SC495735 | 2015-08-14 | Awaiting Re-examination | GB2539517 |
| Systems and methods for predictive switching in audio amplifiers | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-06-13 | Pending | GB2555369 |
| Hybrid finite impulse response filter | Cirrus Logic International Semiconductor Limited | SC495735 | 2015-07-21 | Awaiting Re-examination | GB2541977 |
| Enabling very large and very small duty cycles in swicthing converters | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-11-11 | Awaiting Re-examination | GB2545557 |
| Matching paths in a multiple path analog-to-digital converter | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-12-01 | Pending | GB2553864 |
| Adaptation of dynamic range enhancement based on noise floor of signal | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-01-10 | Pending | GB2558005 |
| Amplifier with auxiliary path for maximizing power supply rejection ratio | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-01-25 | Pending | GB2558318 |
| Multi-path analog front end with adaptive path | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-02-17 | Pending | GB2552860 |
| Method and apparatus for acoustic crosstalk cancellation | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-03-06 | Pending | GB2550457 |
| Correction for speaker monitoring | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-04-27 | Pending | GB2554486 |
| Communication protocol adapter | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-08-07 | Pending | GB2555899 |
| Reconfigurable switched mode converter | Cirrus Logic International Semiconductor Limited | SC495735 | 2016-04-16 | Awaiting First Examination | GB2554016 |
| Analog-to-digital converter | Cirrus Logic International Semiconductor Limited | SC495735 | 2013-06-26 | Granted | GB2553474 |
| Speaker adaptation with voltage-to-excursion conversion | Cirrus Logic International Semiconductor Limited | SC495735 | 2017-11-21 | Pending | GB2558764 |
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