DE69231825D1 - Kodierungs- und Dekodierungsgerät - Google Patents
Kodierungs- und DekodierungsgerätInfo
- Publication number
- DE69231825D1 DE69231825D1 DE69231825T DE69231825T DE69231825D1 DE 69231825 D1 DE69231825 D1 DE 69231825D1 DE 69231825 T DE69231825 T DE 69231825T DE 69231825 T DE69231825 T DE 69231825T DE 69231825 D1 DE69231825 D1 DE 69231825D1
- Authority
- DE
- Germany
- Prior art keywords
- encoding
- decoding device
- decoding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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
- H04N7/52—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal
- H04N7/54—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal the signals being synchronous
-
- 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
- H04N19/14—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
- H04N19/15—Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at 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
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
-
- 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
- H04N19/48—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using compressed domain processing techniques other than decoding, e.g. modification of transform coefficients, variable length coding [VLC] data or run-length data
-
- 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
-
- 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
- H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
-
- 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
- H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
-
- 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
- H04N7/52—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal
- H04N7/54—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal the signals being synchronous
- H04N7/56—Synchronising systems therefor
-
- 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
- H04N19/134—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
-
- 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
- H04N19/65—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience
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 |
---|---|---|---|
JP3113228A JPH04341066A (ja) | 1991-05-17 | 1991-05-17 | 画像復号化装置及び画像復号化方法 |
JP11319091A JP3192436B2 (ja) | 1991-05-17 | 1991-05-17 | 画像復号化装置及びその方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69231825D1 true DE69231825D1 (de) | 2001-06-21 |
DE69231825T2 DE69231825T2 (de) | 2001-10-31 |
Family
ID=26452198
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69233318T Expired - Fee Related DE69233318T2 (de) | 1991-05-17 | 1992-05-15 | Codierungs-/Decodierungsvorrichtung |
DE69231825T Expired - Lifetime DE69231825T2 (de) | 1991-05-17 | 1992-05-15 | Kodierungs- und Dekodierungsgerät |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69233318T Expired - Fee Related DE69233318T2 (de) | 1991-05-17 | 1992-05-15 | Codierungs-/Decodierungsvorrichtung |
Country Status (3)
Country | Link |
---|---|
US (1) | US5657399A (de) |
EP (2) | EP0514188B1 (de) |
DE (2) | DE69233318T2 (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5530478A (en) * | 1991-08-21 | 1996-06-25 | Kabushiki Kaisha Toshiba | Image data compressing apparatus |
JP2997355B2 (ja) * | 1991-12-04 | 2000-01-11 | シャープ株式会社 | 復号装置 |
JPH0698313A (ja) * | 1992-09-14 | 1994-04-08 | Sony Corp | 動画像復号化装置 |
US5532837A (en) * | 1992-12-18 | 1996-07-02 | Matsushita Electric Industrial Co., Ltd. | Digital video signal processing apparatus |
US5617333A (en) * | 1993-11-29 | 1997-04-01 | Kokusai Electric Co., Ltd. | Method and apparatus for transmission of image data |
GB2318016B (en) * | 1993-11-29 | 1998-06-24 | Kokusai Electric Co Ltd | Method and apparatus for transfer of image data |
US5886790A (en) * | 1995-07-12 | 1999-03-23 | Asahi Kogaku Kogyo Kabushiki Kaisha | Image processing device |
JP3792762B2 (ja) * | 1995-09-22 | 2006-07-05 | キヤノン株式会社 | 画像処理装置および画像処理方法 |
JPH09168150A (ja) * | 1995-10-09 | 1997-06-24 | Fujitsu Ltd | 固定長セル取扱式画像通信方法並びに固定長セル取扱式画像通信用送信装置及び固定長セル取扱式画像通信用受信装置 |
US5808683A (en) * | 1995-10-26 | 1998-09-15 | Sony Corporation | Subband image coding and decoding |
JP3109575B2 (ja) * | 1996-09-30 | 2000-11-20 | 日本電気株式会社 | 画像データ処理装置 |
DE69806297T3 (de) * | 1997-03-26 | 2007-03-29 | Matsushita Electric Industrial Co., Ltd., Kadoma | Bilddekodiergerät |
FI107496B (fi) * | 1997-07-18 | 2001-08-15 | Nokia Mobile Phones Ltd | Kuvan kompressointi |
US5987183A (en) * | 1997-07-31 | 1999-11-16 | Sony Corporation | Image activity data compression and decompression method and apparatus |
CA2410118C (en) | 2001-10-26 | 2007-12-18 | Research In Motion Limited | System and method for controlling configuration settings for mobile communication devices and services |
KR101518237B1 (ko) * | 2008-09-01 | 2015-05-15 | 삼성전자주식회사 | 영상의 역양자화 방법 및 장치, 복호화 방법 및 장치 |
Family Cites Families (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5819185B2 (ja) * | 1976-10-29 | 1983-04-16 | 沖電気工業株式会社 | 情報圧縮フアクシミリ装置 |
US4189748A (en) * | 1977-08-23 | 1980-02-19 | Northrop Corporation | Video bandwidth reduction system using a two-dimensional transformation, and an adaptive filter with error correction |
KR950009856B1 (ko) * | 1985-10-02 | 1995-08-29 | 도이체 톰손-브란트 게엠베하 | 블록마다 전송되는 신호의 보정방법 |
JPH0824341B2 (ja) * | 1985-10-28 | 1996-03-06 | 株式会社日立製作所 | 画像データ符号化方法 |
US5070503A (en) * | 1988-03-09 | 1991-12-03 | Canon Kabushiki Kaisha | Digital information transmitting and receiving system |
JPH0810935B2 (ja) * | 1988-12-09 | 1996-01-31 | 富士写真フイルム株式会社 | 画像信号圧縮符号化装置および伸長再生装置 |
US5170264A (en) * | 1988-12-10 | 1992-12-08 | Fuji Photo Film Co., Ltd. | Compression coding device and expansion decoding device for a picture signal |
US5051840A (en) * | 1988-12-14 | 1991-09-24 | Fuji Photo Film Co., Ltd. | Device for coding a picture signal by compression |
US5150210A (en) * | 1988-12-26 | 1992-09-22 | Canon Kabushiki Kaisha | Image signal restoring apparatus |
JPH02172389A (ja) * | 1988-12-26 | 1990-07-03 | Victor Co Of Japan Ltd | 動画像信号の高能率符号化方式 |
JP3018366B2 (ja) * | 1989-02-08 | 2000-03-13 | ソニー株式会社 | ビデオ信号処理回路 |
US5128758A (en) * | 1989-06-02 | 1992-07-07 | North American Philips Corporation | Method and apparatus for digitally processing a high definition television augmentation signal |
US5086488A (en) * | 1989-08-19 | 1992-02-04 | Mitsubishi Denki Kabushiki Kaisha | Transform coding apparatus |
DE69122634T2 (de) * | 1990-02-06 | 1997-05-15 | Alcatel Italia | System, Packetaufbau und Einrichtung zur Verarbeitung der Ausgangsinformation eines Signalkodierers |
US5136371A (en) * | 1990-03-15 | 1992-08-04 | Thomson Consumer Electronics, Inc. | Digital image coding using random scanning |
FR2660139B1 (fr) * | 1990-03-23 | 1995-08-25 | France Etat | Procede de codage et de transmission a au moins deux niveaux de qualite d'images numeriques appartenant a une sequence d'images, et dispositifs correspondants. |
US5216516A (en) * | 1990-04-27 | 1993-06-01 | Ricoh Company, Inc. | Orthogonal transformation arithmetic unit |
JPH0434669A (ja) * | 1990-05-31 | 1992-02-05 | Toshiba Corp | 画像処理方式 |
US5243428A (en) * | 1991-01-29 | 1993-09-07 | North American Philips Corporation | Method and apparatus for concealing errors in a digital television |
EP0744869B1 (de) * | 1990-12-28 | 2000-03-22 | Canon Kabushiki Kaisha | Vorrichtung zur Bildverarbeitung |
DE69231426T2 (de) * | 1991-02-07 | 2001-02-22 | Canon K.K., Tokio/Tokyo | Vorrichtung zum Kodieren von Bildern |
KR930011694B1 (ko) * | 1991-03-27 | 1993-12-18 | 삼성전자 주식회사 | 디지탈 영상 데이타의 압축방식 및 장치 |
JP3109854B2 (ja) * | 1991-04-23 | 2000-11-20 | キヤノン株式会社 | 画像符号化方法及び装置 |
JPH04323960A (ja) * | 1991-04-23 | 1992-11-13 | Canon Inc | 画像符号化装置 |
US5212549A (en) * | 1991-04-29 | 1993-05-18 | Rca Thomson Licensing Corporation | Error concealment apparatus for a compressed video signal processing system |
GB2263373B (en) * | 1992-01-09 | 1995-05-24 | Sony Broadcast & Communication | Data error concealment |
US5247363A (en) * | 1992-03-02 | 1993-09-21 | Rca Thomson Licensing Corporation | Error concealment apparatus for hdtv receivers |
-
1992
- 1992-05-13 US US07/882,618 patent/US5657399A/en not_active Expired - Lifetime
- 1992-05-15 DE DE69233318T patent/DE69233318T2/de not_active Expired - Fee Related
- 1992-05-15 DE DE69231825T patent/DE69231825T2/de not_active Expired - Lifetime
- 1992-05-15 EP EP92304396A patent/EP0514188B1/de not_active Expired - Lifetime
- 1992-05-15 EP EP99200142A patent/EP0917373B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5657399A (en) | 1997-08-12 |
EP0514188A3 (en) | 1993-09-01 |
DE69233318T2 (de) | 2005-02-17 |
DE69233318D1 (de) | 2004-04-08 |
EP0917373B1 (de) | 2004-03-03 |
EP0514188B1 (de) | 2001-05-16 |
EP0917373A3 (de) | 1999-05-24 |
EP0917373A2 (de) | 1999-05-19 |
EP0514188A2 (de) | 1992-11-19 |
DE69231825T2 (de) | 2001-10-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |