BRITISH BROADCASTING CORPORATION patents filed

Company number: RC000057


Title Date Filed Status Publication number
Multimedia system & method 2016-12-13 Pending if pre publication date, "Application Published" if publication date is today or in the past GB2557627
Video search system & method 2016-09-29 Pending if pre publication date, "Application Published" if publication date is today or in the past GB2558868
Audio-video content control 2016-06-30 Pending if pre publication date, "Application Published" if publication date is today or in the past GB2556737
Video encoding 2016-03-04 Terminated GB2547947
Method and apparatus for conversion of HDR signals 2015-06-30 Awaiting First Examination GB2539917
Wireless network 2015-05-19 Awaiting First Examination GB2538513
Broadcasting data in MPEG transport streams 2015-01-28 Awaiting First Examination GB2538934
Method and apparatus for determining synchronisation of audio signals 2014-01-20 Awaiting First Examination GB2522260
An improved compression algorithm for video compression codecs 2013-11-04 Granted GB2520002
Programme control 2013-06-24 Terminated GB2515481
Transmission techniques 2013-05-13 Awaiting First Examination GB2514111
Video coding and decoding 2013-04-19 Terminated GB2513305
Video coding and decoding 2013-04-19 Awaiting First Examination GB2513306
Transmitting and receiving a composite image 2013-04-05 Awaiting First Examination GB2512657
Transmitting and receiving a composite image 2013-04-05 Awaiting First Examination GB2512658
Transmitting and receiving a composite image 2013-04-05 Awaiting First Examination GB2512825
Antenna arrangement for transmitting two or more polarisations of radio signal 2013-03-20 Granted GB2512111
Processing audio-video (AV) metadata relating to general and individual user parameters 2013-02-05 Awaiting First Examination GB2510424
Checking Quality of Multiple Audio Video Sources 2012-11-05 Awaiting First Examination GB2507729
Method and apparatus for detection of chromatic aberration 2012-11-05 Terminated GB2509692
Detecting noise using edge detection and filtering 2012-11-05 Terminated GB2507577
Video encoding and decoding with chrominance sub-sampling 2012-09-06 Awaiting First Examination GB2506345
Detecting the presence or absence of an object in an image 2012-02-09 Granted GB2488218
Non-uniform QAM constellations with constellation points at positions of maximum capacity for a selected signal to noise ratio 2012-02-06 Awaiting First Examination GB2499050
Video encoding and decoding using transforms 2011-06-27 Awaiting Applicant's Response GB2492333
A system for measuring audio signals generated during sporting activity 2011-03-09 Terminated GB2488991
A system for addressing loudspeaker units in an array by multiplexing 2011-02-18 Pending GB2488534
Encoded video data storage by splitting the data into multiple sub-streams and storing each sub-stream separately 2010-09-03 Terminated GB2483297
Picture coding using weighted predictions in the transform domain 2010-07-09 Terminated GB2481856
System for providing metadata relating to media content 2010-04-29 Terminated GB2479925
EPG showing a list of additional episodes in the same TV series when a TV programme is selected 2010-03-26 Terminated GB2479343
Provision of runtime bindings for software objects with polymorphic types. 2009-05-28 Terminated GB2470593
Interleaving or de-interleaving a data of variable rate 2008-11-25 Ceased GB2465611
Adaptation of the Alamouti method for a MISO system to a non-stationary channel 2008-09-03 Terminated GB2452616
Apparatus and method for coded orthogonal frequency-division multiplexing 2008-06-04 Terminated GB2462574
Television Signal having high frame rate 2008-04-30 Terminated GB2459684
Video processing using quincunx sub-sampling 2007-12-24 Terminated GB2455979
Accessing content 2007-11-15 Granted GB2443959
Multi-carrier transmission system in which data is redundantly encoded using two different PAM schemes 2007-06-04 Terminated GB2449857
Multiplexing a MIMO signal and a non-MIMO (e.g. MISO) signal into an OFDM signal 2007-06-04 Terminated GB2447997
Delay diversity transmission apparatus and method 2007-06-04 Ceased GB2489774
Encoding at a higher quality level based on mixed image prediction factors for different quality levels 2007-01-05 Terminated GB2434050
On-channel repeater 2006-12-06 Granted GB2444537
Archiving of digital video 2006-11-17 Ceased GB2456486
On-channel repeater with compensation for coupling between transmitter and receiver 2006-05-18 Granted GB2426415
Method and apparatus for providing an interactive facility in a computer in relation to digital video or audio signals streamed on an ip network,and computer 2006-05-08 Ceased GB2425925
OFDM - MIMO radio frequency transmission system 2006-02-20 Terminated GB2436414
Compatibility of a compressed signal with older (legacy) equipment 2005-04-07 Terminated GB2425028
Variable quantising for compression encoding 2005-04-07 Terminated GB2425423
Providing a volumetric representation of a three-dimensional object 2004-09-28 Granted GB2418827
Digital transmission repeater 2004-09-09 Ceased GB2418118
Flash-based keying 2003-07-17 Ceased GB2404108
Flash-based keying 2003-07-16 Terminated GB2404107
OFDM receivers 2003-07-04 Granted GB2419263
OFDM symbol synchronisation where the symbol correlation pulse is phase compared with two different waveforms and the results used to control synchronisation 2003-05-14 Ceased GB2388759
Data processing 2003-05-07 Ceased GB2401502
Modifying estimated positions in images of real scenes 2003-03-14 Granted GB2413720
Video production 2003-03-07 Granted GB2399248
Analysis of digital signals 2002-12-03 Ceased GB2396069
A remote control with a finger print sensor for user identi cation 2002-05-22 Terminated GB2388941
Creating a viewing schedule using broadcast and stored programmes 2002-05-15 Terminated GB2377578
Improvements in decoders for many-carrier signals, in particular in DVB-T receivers 2002-05-01 Ceased GB2391776
Improvements in decoders for many-carrier signals, in particular in DVB-T receivers 2002-05-01 Ceased GB2391777
Diversity for digital data transmission 2002-02-27 Ceased GB2373970
Image compression method for providing a serially compressed sequence 2001-09-18 Terminated GB2379821
Generation subtitles or captions for moving pictures 2001-06-11 Terminated GB2379312
Virtual Media Channel 2001-05-15 Terminated GB2375674
An automated recognition system 2001-05-14 Terminated GB2375907
Increasing the standard of a raster-scanned video signal 2001-04-26 Ceased GB2374997
Watermarking in the luminance component of a picture signal 2000-03-20 Terminated GB2360659
Watermark detection using local mean values 2000-03-20 Ceased GB2386495
Watermarking 2000-03-20 Ceased GB2388740
Processing of images for 3D display 2000-02-07 Ceased GB2358980
Improvements relating to measuring channel state from a received signal and discriminating digital values from a received signal, suitable for use in cofdm 1999-09-29 Ceased GB2342546
Cooling system for use in cooling electronic equipment 1999-09-13 Terminated GB2354062
Mutiple output variable bit rate encoding 1999-08-17 Terminated GB2353426
Spoken text display method and apparatus,for use in generating television signals 1998-08-05 Ceased GB2328069
Demodulating digital video broadcast signals 1998-05-05 Ceased GB2326069
Improvements to ofdm symbol synchronization 1998-05-01 Ceased GB2325825
Demodulating digital video broadcast signals 1998-04-27 Ceased GB2325126
Demodulating digital video broadcast signals 1998-04-27 Ceased GB2325128
Demodulating digital video broadcast signals 1998-04-27 Ceased GB2325127
Testing digital modulation systems 1998-02-27 Ceased GB2334861
Chroma-keying using a retro-reflective flexible material sheet as a background 1998-01-28 Terminated GB2338367
Retro-reflective material 1998-01-28 Granted GB2321565
Digital radio communication system 1997-12-05 Ceased GB2332124
Digital broadcast systems 1997-10-15 Ceased GB2330491
Processing coded video 1997-08-08 Ceased GB2328099
Switching compressed video bitstreams 1997-07-18 Granted GB2327548
Switching or splicing compressed video bitstreams 1997-07-18 Ceased GB2369518
Position determination 1997-05-30 Granted GB2366463
Improvements in artificial image generation 1997-03-27 Ceased GB2325131
Quantisation for compression systems 1997-02-25 Terminated GB2323493
Key signal generation using retro-reflective background in video image composition system 1997-01-28 Granted GB2321814
Audio compression 1997-01-27 Granted GB2321577
Synchronisation of OFDM signals 1996-11-04 Ceased GB2307155
Video signal processing 1996-10-09 Granted GB2318243
Encoding and decoding of composite video 1996-05-07 Ceased GB2313011
Digital coding of video signals 1995-11-10 Terminated GB2307151
Method and apparatus for determining the response of a system containing a finite impulse response circuit coupled with a feedback loop 1995-10-30 Granted GB2306012
Coding an orthogonal frequency division multiplexed (OFDM) signal 1995-07-05 Terminated GB2291314
Luminance signal coding; correcting for failure of constant luminance 1994-09-22 Ceased GB2293514
Digital ntsc video signals 1994-08-31 Ceased GB2293073
Signal transmission system 1994-07-07 Terminated GB2280571
Increasing the effective pipe-length of a ducted reflex-loaded loudspeaker 1994-06-16 Ceased GB2281469
Coding a video signal using constant and non-constant luminance principles 1994-03-21 Terminated GB2287846
Digital broadcast systems for local transmissions 1994-03-11 Ceased GB2287384
Transmitting enhanced digital video signal on compatible waveform 1994-02-09 Terminated GB2275148
Electronic clapperboard for television sound-vision synchronisation 1993-10-13 Terminated GB2282929
Decoding colour video signals for display 1993-10-05 Ceased GB2282928
Method and apparatus for attenuating an unwanted signal in a mix of signals 1993-08-16 Ceased GB2269968
Derivation of studio camera postion and motion from the camera image 1993-08-12 Granted GB2271241
Compensating for non-linear effects in signal processing with active devices 1993-05-27 Ceased GB2282927
Receiving equipment for digital transmissions 1993-05-05 Granted GB2278257
Video signal coding 1993-04-27 Ceased GB2277227
Aspherical raster scanned camera iris 1992-12-17 Terminated GB2263344
Higher definition video signals from lower definition sources 1992-12-10 Ceased GB2273410
Improvements relating to television 1992-12-10 Ceased GB2262859
Coding method for broadcast transmissions 1992-11-02 Ceased GB2261142
Deriving motion vectors from field delayed interlaced video signals 1992-09-03 Ceased GB2259827
Braille display unit. 1992-08-10 Terminated GB2269698
Method of showing 16:9 pictures on 4:3 displays 1992-08-07 Ceased GB2269955
Digital audio synchroniser 1992-07-29 Ceased GB2269248
Broadcast relay transmission system 1992-06-18 Ceased GB2272348
Dynamic range compression 1992-03-20 Granted GB2254988
Square root anti-symmetric filters 1992-02-13 Terminated GB2254745
Non sharp cut filters for Weston Clean PAL 1992-01-24 Ceased GB2253538
Television signal bandwidth reduction system 1991-11-18 Granted GB2251527
Video image processing 1991-09-20 Ceased GB2261342
Video signal transmission 1991-09-16 Ceased GB2250656
Automatic control of television camera iris 1991-09-09 Terminated GB2259423
Video scanning systems 1991-01-29 Ceased GB2253111
Improvements in digitally-assisted television systems 1990-11-05 Ceased GB2240005
Improvements in television systems 1990-11-05 Ceased GB2251528
Television signal black level clamping circuit 1990-10-25 Granted GB2249236
Digital video coder quantization control 1990-09-12 Granted GB2238444
Digital video coding 1990-09-12 Granted GB2238445
Hybrid predictive coding and decoding for digital video signals 1990-09-06 Granted GB2243042
Decoding binary-coded transmissions 1990-04-19 Ceased GB2243269
Transmission of DATV through letterbox PAL channel 1990-03-12 Ceased GB2240002
Videodisc and videodisc player,and vision mixing simulator using the same 1990-03-01 Ceased GB2260463
Videodisc and videodisc player, and vision mixing simulator using the same 1990-03-01 Ceased GB2229889
T-shaped antenna 1990-02-02 Terminated GB2241384
High definition television coder/decoder 1990-01-19 Granted GB2240231
Field-rate upconversion of television signals 1990-01-18 Ceased GB2240230
Method for transmitting HDTV signal 1990-01-12 Ceased GB2238202
Motion estimation for television signals 1989-09-20 Ceased GB2236449
Motion estimation 1989-09-20 Ceased GB2266639
Improvements relating to teletext systems 1989-07-28 Ceased GB2223150
Method of and apparatus for receiving high definition television signals 1989-07-11 Ceased GB2221812
Data transmission 1989-06-22 Ceased GB2220094
Improvements to rds radio receivers 1989-03-14 Ceased GB2217130
Transmission of stored digital audio signals 1988-12-16 Terminated GB2226218
Labelling of broadcast signals 1988-09-15 Ceased GB2223899
Radio data system receivers 1988-08-24 Ceased GB2209102
Power meter 1988-06-27 Ceased GB2220061
Interactive video systems 1988-06-27 Terminated GB2220115
Vestigial sideband amplitude modulated transmission system with additional data capacity 1988-06-10 Ceased GB2219912
Microwave lens and array antenna 1988-05-13 Terminated GB2205996
Improvements to RDS radio receivers 1988-03-16 Terminated GB2215927
Generating apparatus fora fractal curve especially for video scanning 1988-02-09 Ceased GB2215167
Radio receiver 1988-01-22 Terminated GB2214739
Receiver for DATV data transmitted in active picture period 1987-12-11 Ceased GB2250889
Digital assistance data transmission in active picture period 1987-12-11 Ceased GB2213342
Programming of broadcast receiving devices 1987-12-07 Ceased GB2200519
Synchroniser for a decoder 1987-10-13 Terminated GB2211052
Communications system 1987-09-09 Ceased GB2196211
Analogue transmission of video signals 1987-09-07 Terminated GB2196205
Improved radio data system 1987-08-24 Ceased GB2208984
A mounting for electronic circuit boards 1987-08-20 Ceased GB2241833
Data encipherment 1987-08-06 Terminated GB2194419
Transmitting video timing signals 1987-05-20 Ceased GB2190816
Interpolating lines of video signals 1987-05-11 Granted GB2197152
Compatible high definition video transmission systems 1987-05-08 Ceased GB2194409
Improvements in predictors for video signals 1987-05-07 Granted GB2190813
Video receivers and recorders 1987-04-16 Ceased GB2192743
Control of access to a telephone 1987-04-09 Terminated GB2203614
Transmitting television signals 1987-03-26 Terminated GB2203011
Motion detector for video signal prediction systems 1987-02-19 Granted GB2187059
Improved crt video display device 1987-02-03 Ceased GB2186165
Bandwidth compression for television signals 1986-12-23 Ceased GB2197561
Integrated circuits 1986-12-01 Ceased GB2184269
Radio receivers 1986-09-08 Granted GB2195066
Radio-frequency coupling 1986-08-05 Ceased GB2178905
Fast edit point and cue location 1986-05-15 Ceased GB2175436
Data conversion 1986-05-01 Ceased GB2189970
Video cameras 1986-04-29 Terminated GB2175172
Method and apparatus for conveying information signals 1986-04-17 Ceased GB2189366
Block encipherment apparatus 1986-04-01 Terminated GB2188815
Editing video tape 1986-03-07 Ceased GB2172119
Improvements in editing to produce an edited videotape 1986-03-07 Ceased GB2189037
Measurement and correction of film unsteadiness in a video signal 1985-09-09 Ceased GB2165417
Transmitting television signals 1985-09-06 Ceased GB2166021
Transmitting television signals 1985-09-06 Ceased GB2191062
Optical switching device and matrix 1985-03-15 Ceased GB2156178
Video signal processing 1984-12-12 Ceased GB2184628
Video signal processing 1984-12-12 Ceased GB2151431
Electronically detecting the presence of film dirt 1984-03-09 Ceased GB2139039
High Definition Video Signal Transmission 1984-03-01 Ceased GB2139448
High definition video signal transmission 1984-03-01 Ceased GB2138238
Conditional-access broadcast transmission 1983-12-21 Granted GB2132860
Frequency and timing sources 1983-12-15 Ceased GB2132042
Dynamic range control of a signal 1983-09-21 Ceased GB2179810
Dynamic range control 1983-09-21 Ceased GB2147165
Transformer insulation 1983-07-13 Ceased GB2125227
Audio transformers for safety isolation 1983-07-13 Ceased GB2161028
Headphone level protection circuit 1983-05-26 Ceased GB2152786
Display device 1983-03-31 Ceased GB2118803
Improvements in telecine machines 1983-03-29 Ceased GB2119599
Scan Conversion Circuit 1983-03-14 Granted GB2137844
Colour television coding and decoding 1983-01-21 Ceased GB2115638
Decoding digital data 1982-09-17 Ceased GB2127599
Time compression of sampled signals 1982-09-02 Ceased GB2126450
Video signal processing 1982-07-30 Ceased GB2126822
Digital data coding 1982-07-28 Ceased GB2125255
Testing film transport mechanisms 1982-06-28 Ceased GB2151804
Radio receivers and broadcasting network 1982-04-28 Granted GB2120047
Synchronising circuit for phase-locking repetitive signals, e.g. television signals 1982-03-31 Terminated GB2117582
Television display system 1982-01-25 Granted GB2113942
Colour television systems 1981-12-23 Terminated GB2112245
Magnetic tape recording 1981-12-07 Ceased GB2115595
Digital data encoding 1981-09-15 Ceased GB2109200
Generating clock pulses for sampling pal colour television signals 1981-09-09 Ceased GB2084424
Colour television systems 1981-07-09 Ceased GB2101835
Testing the machine of the deviations of frequency or phase modulated carriers 1981-06-09 Ceased GB2100008
Improvements relating to transmission of data in blocks 1981-06-02 Terminated GB2103053
PAL decoding 1981-06-01 Granted GB2078054
Coding and decoding of NTSC colour television signals 1981-03-31 Granted GB2072991
Chroma keying 1980-10-15 Ceased GB2086686
Digital demodulation or modulation of television chrominance signals 1980-08-01 Ceased GB2061053
Signal generator for television testing 1980-05-22 Granted GB2126454
Colour television signal processing 1980-04-15 Granted GB2116393
Television signal processing 1980-04-09 Granted GB2073536
Colour television transcoding matrices 1980-04-03 Ceased GB2073535
Holographic digital data recording 1980-03-12 Ceased GB2046467
Method of and apparatus for coding and decoding PAL colour television signals 1980-02-19 Ceased GB2113037
Method of and apparatus for coding and decoding pal colourtelevision signals 1980-02-19 Ceased GB2044577
Data transfer system 1980-01-15 Ceased GB2111194
Digital signal processing method and apparatus 1979-12-19 Granted GB2039195
Control of broadcast radio and television receivers 1979-10-16 Terminated GB2034995
Standards conversion of colour television signals 1979-10-05 Granted GB2059712
Television Receivers with Enhanced Sound 1979-06-25 Terminated GB2053624
Decoding colour television signals 1979-06-22 Ceased GB2122046
Method of and apparatus for movement portrayal with a raster e.g.television display 1979-05-30 Granted GB2022357
Method of and apparatus for deriving a pal colour television signal corresponding to any desired field in an 8-fieldpal sequence form one stored field or picture of a pal signal 1979-05-30 Granted GB2023366
Deriving a PAL colour television signal corresponding to any desired field in an 8-field PAL sequence from one stored field or picture of a PAL signal 1979-05-22 Granted GB2031684
Data receiving apparatus 1979-03-30 Ceased GB2020514
Combining electrical signals 1979-03-23 Terminated GB2045557
Colour separation overlay of television signals 1979-03-09 Granted GB2044036
Apparatus for Processing a Digitized Analog Signal 1979-02-02 Terminated GB2012460
Digitising an ntsc television signal 1979-01-26 Granted GB2040640
Methodof and apparatus for processing television signals 1979-01-16 Granted GB2013067
Altering the timing of digital sound signal samples 1979-01-02 Granted GB2039448
Comb-filtering colour television signals 1978-11-24 Granted GB2035745
Telecine machine 1978-10-20 Granted GB2007935
Wire wrapping bit assembly 1978-09-04 Terminated GB2002271





Disputes Register Do you have a dispute with a company? File it on www.disputesregister.org
Do you have a dispute with a business?
Make it public