HK1008133A1 - Picture signal encoding and decoding apparatus - Google Patents
Picture signal encoding and decoding apparatusInfo
- Publication number
- HK1008133A1 HK1008133A1 HK98107109A HK98107109A HK1008133A1 HK 1008133 A1 HK1008133 A1 HK 1008133A1 HK 98107109 A HK98107109 A HK 98107109A HK 98107109 A HK98107109 A HK 98107109A HK 1008133 A1 HK1008133 A1 HK 1008133A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- decoding apparatus
- picture signal
- signal encoding
- encoding
- picture
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/24—Systems for the transmission of television signals using pulse code modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/44004—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video buffer management, e.g. video decoder buffer or video display buffer
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/124—Quantisation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/124—Quantisation
- H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
- H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/18—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a set of transform coefficients
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
- H04N21/23406—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving management of server-side video buffer
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1034345A JPH02214282A (ja) | 1989-02-14 | 1989-02-14 | 変換符号化装置 |
JP1034344A JPH0828872B2 (ja) | 1989-02-14 | 1989-02-14 | 画像の符号化伝送装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1008133A1 true HK1008133A1 (en) | 1999-04-30 |
Family
ID=26373138
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK98107109A HK1008133A1 (en) | 1989-02-14 | 1998-06-27 | Picture signal encoding and decoding apparatus |
Country Status (6)
Country | Link |
---|---|
US (2) | US4954892A (xx) |
EP (2) | EP0534504B1 (xx) |
KR (1) | KR920009185B1 (xx) |
CA (1) | CA2000156C (xx) |
DE (2) | DE68927960T2 (xx) |
HK (1) | HK1008133A1 (xx) |
Families Citing this family (96)
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US5247357A (en) * | 1989-05-31 | 1993-09-21 | Scientific Atlanta, Inc. | Image compression method and apparatus employing distortion adaptive tree search vector quantization with avoidance of transmission of redundant image data |
JPH03129987A (ja) * | 1989-10-14 | 1991-06-03 | Sony Corp | 映像信号符号化装置及び映像信号符号化方法 |
JP3093233B2 (ja) * | 1990-03-16 | 2000-10-03 | キヤノン株式会社 | 画像符号化装置及びその方法 |
US5134476A (en) * | 1990-03-30 | 1992-07-28 | At&T Bell Laboratories | Video signal encoding with bit rate control |
JP2723660B2 (ja) * | 1990-08-06 | 1998-03-09 | 松下電器産業株式会社 | 直交変換装置 |
JP2839943B2 (ja) * | 1990-08-10 | 1998-12-24 | 富士通株式会社 | 画像データ復元方法及び装置 |
US5636316A (en) * | 1990-12-05 | 1997-06-03 | Hitachi, Ltd. | Picture signal digital processing unit |
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US5428396A (en) * | 1991-08-03 | 1995-06-27 | Sony Corporation | Variable length coding/decoding method for motion vectors |
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US5251028A (en) * | 1991-08-08 | 1993-10-05 | Matsushita Electric Corporation Of America | Apparatus for reducing quantization artifacts in an interframe hybrid coding system with motion compensation |
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US5448300A (en) * | 1992-06-16 | 1995-09-05 | Kabushiki Kaisha Toshiba | Image signal processing apparatus for processing multiplex image signal formats |
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US5862140A (en) * | 1995-11-21 | 1999-01-19 | Imedia Corporation | Method and apparatus for multiplexing video programs for improved channel utilization |
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US7383180B2 (en) * | 2003-07-18 | 2008-06-03 | Microsoft Corporation | Constant bitrate media encoding techniques |
US7609763B2 (en) | 2003-07-18 | 2009-10-27 | Microsoft Corporation | Advanced bi-directional predictive coding of video frames |
US7724827B2 (en) * | 2003-09-07 | 2010-05-25 | Microsoft Corporation | Multi-layer run level encoding and decoding |
US8345754B2 (en) * | 2003-09-07 | 2013-01-01 | Microsoft Corporation | Signaling buffer fullness |
US8582659B2 (en) | 2003-09-07 | 2013-11-12 | Microsoft Corporation | Determining a decoding time stamp from buffer fullness |
US8107531B2 (en) * | 2003-09-07 | 2012-01-31 | Microsoft Corporation | Signaling and repeat padding for skip frames |
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EP1538844A3 (en) * | 2003-11-26 | 2006-05-31 | Samsung Electronics Co., Ltd. | Color image residue transformation and encoding method |
KR20060042295A (ko) * | 2004-11-09 | 2006-05-12 | 삼성전자주식회사 | 화상 데이터 부호화 및 복호화 방법 및 장치 |
KR100647294B1 (ko) * | 2004-11-09 | 2006-11-23 | 삼성전자주식회사 | 화상 데이터 부호화 및 복호화 방법 및 장치 |
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US8254455B2 (en) | 2007-06-30 | 2012-08-28 | Microsoft Corporation | Computing collocated macroblock information for direct mode macroblocks |
US8325800B2 (en) | 2008-05-07 | 2012-12-04 | Microsoft Corporation | Encoding streaming media as a high bit rate layer, a low bit rate layer, and one or more intermediate bit rate layers |
US8379851B2 (en) | 2008-05-12 | 2013-02-19 | Microsoft Corporation | Optimized client side rate control and indexed file layout for streaming media |
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US8395985B2 (en) | 2011-07-25 | 2013-03-12 | Ofinno Technologies, Llc | Time alignment in multicarrier OFDM network |
US9161322B2 (en) | 2012-01-25 | 2015-10-13 | Ofinno Technologies, Llc | Configuring base station and wireless device carrier groups |
US9237537B2 (en) | 2012-01-25 | 2016-01-12 | Ofinno Technologies, Llc | Random access process in a multicarrier base station and wireless device |
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US11582704B2 (en) | 2012-04-16 | 2023-02-14 | Comcast Cable Communications, Llc | Signal transmission power adjustment in a wireless device |
US11825419B2 (en) * | 2012-04-16 | 2023-11-21 | Comcast Cable Communications, Llc | Cell timing in a wireless device and base station |
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US9210619B2 (en) | 2012-06-20 | 2015-12-08 | Ofinno Technologies, Llc | Signalling mechanisms for wireless device handover |
US8971298B2 (en) | 2012-06-18 | 2015-03-03 | Ofinno Technologies, Llc | Wireless device connection to an application server |
US9179457B2 (en) | 2012-06-20 | 2015-11-03 | Ofinno Technologies, Llc | Carrier configuration in wireless networks |
US9084228B2 (en) | 2012-06-20 | 2015-07-14 | Ofinno Technologies, Llc | Automobile communication device |
US9113387B2 (en) | 2012-06-20 | 2015-08-18 | Ofinno Technologies, Llc | Handover signalling in wireless networks |
US11882560B2 (en) | 2012-06-18 | 2024-01-23 | Comcast Cable Communications, Llc | Carrier grouping in multicarrier wireless networks |
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JPS5851471B2 (ja) * | 1975-04-09 | 1983-11-16 | 日本電気株式会社 | テレビシンゴウフゴウカソウチ |
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-
1989
- 1989-10-04 CA CA002000156A patent/CA2000156C/en not_active Expired - Lifetime
- 1989-10-04 US US07/416,984 patent/US4954892A/en not_active Expired - Lifetime
- 1989-10-05 EP EP92120609A patent/EP0534504B1/en not_active Expired - Lifetime
- 1989-10-05 DE DE68927960T patent/DE68927960T2/de not_active Expired - Lifetime
- 1989-10-05 DE DE68913508T patent/DE68913508T2/de not_active Expired - Lifetime
- 1989-10-05 EP EP89118509A patent/EP0382892B1/en not_active Expired - Lifetime
- 1989-12-20 KR KR1019890019014A patent/KR920009185B1/ko not_active IP Right Cessation
-
1991
- 1991-01-24 US US07/645,322 patent/US5111294A/en not_active Expired - Lifetime
-
1998
- 1998-06-27 HK HK98107109A patent/HK1008133A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US5111294A (en) | 1992-05-05 |
KR900013790A (ko) | 1990-09-06 |
EP0534504A2 (en) | 1993-03-31 |
DE68927960T2 (de) | 1997-07-17 |
DE68913508T2 (de) | 1994-06-09 |
DE68927960D1 (de) | 1997-05-15 |
EP0534504A3 (en) | 1993-06-09 |
EP0382892B1 (en) | 1994-03-02 |
US4954892A (en) | 1990-09-04 |
EP0534504B1 (en) | 1997-04-09 |
DE68913508D1 (de) | 1994-04-07 |
KR920009185B1 (ko) | 1992-10-14 |
CA2000156A1 (en) | 1990-08-14 |
EP0382892A1 (en) | 1990-08-22 |
CA2000156C (en) | 1995-05-02 |
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Effective date: 20091004 |