DE69323948D1 - Bilddekodierer - Google Patents
BilddekodiererInfo
- Publication number
- DE69323948D1 DE69323948D1 DE69323948T DE69323948T DE69323948D1 DE 69323948 D1 DE69323948 D1 DE 69323948D1 DE 69323948 T DE69323948 T DE 69323948T DE 69323948 T DE69323948 T DE 69323948T DE 69323948 D1 DE69323948 D1 DE 69323948D1
- Authority
- DE
- Germany
- Prior art keywords
- image decoder
- decoder
- image
- 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 - Fee Related
Links
Classifications
-
- 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
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
- H04N19/436—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation using parallelised computational arrangements
-
- 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
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
- H04N19/43—Hardware specially adapted for motion estimation or compensation
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
-
- 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
- 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
- H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
-
- 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
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019920017866A KR950005621B1 (ko) | 1992-09-30 | 1992-09-30 | 영상 디코더 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69323948D1 true DE69323948D1 (de) | 1999-04-22 |
DE69323948T2 DE69323948T2 (de) | 1999-07-22 |
Family
ID=19340349
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69323948T Expired - Fee Related DE69323948T2 (de) | 1992-09-30 | 1993-09-30 | Bilddekodierer |
DE0592351T Pending DE592351T1 (de) | 1992-09-30 | 1993-09-30 | Bilddekodierer. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE0592351T Pending DE592351T1 (de) | 1992-09-30 | 1993-09-30 | Bilddekodierer. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5357282A (de) |
EP (1) | EP0592351B1 (de) |
KR (1) | KR950005621B1 (de) |
DE (2) | DE69323948T2 (de) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BR9405508A (pt) * | 1993-07-12 | 1999-09-08 | Sony Corp | Processo e aparelho decodificador e codificador de imagem. |
DE69426584T2 (de) * | 1993-08-06 | 2001-06-13 | Lg Electronics Inc | Einrichtung zur Umsetzung der Vollbildfrequenz |
US6104751A (en) * | 1993-10-29 | 2000-08-15 | Sgs-Thomson Microelectronics S.A. | Apparatus and method for decompressing high definition pictures |
KR0128881B1 (ko) * | 1994-04-30 | 1998-04-10 | 배순훈 | 디지틀화상복호화장치 |
KR0134483B1 (ko) * | 1994-06-14 | 1998-05-15 | 배순훈 | 디코더에 있어서 어드레스 보정 회로(address correction circuit of the decoder) |
EP0714212A3 (de) * | 1994-11-21 | 1999-03-31 | SICAN, GESELLSCHAFT FÜR SILIZIUM-ANWENDUNGEN UND CAD/CAT NIEDERSACHSEN mbH | Bilddekodierer mit konkurrierender Verarbeitung und Verteilung von Verarbeitungseinheiten |
US5903313A (en) * | 1995-04-18 | 1999-05-11 | Advanced Micro Devices, Inc. | Method and apparatus for adaptively performing motion compensation in a video processing apparatus |
US6002801A (en) * | 1995-04-18 | 1999-12-14 | Advanced Micro Devices, Inc. | Method and apparatus for improved video decompression by selection of IDCT method based on image characteristics |
US5872866A (en) * | 1995-04-18 | 1999-02-16 | Advanced Micro Devices, Inc. | Method and apparatus for improved video decompression by predetermination of IDCT results based on image characteristics |
US5864637A (en) * | 1995-04-18 | 1999-01-26 | Advanced Micro Devices, Inc. | Method and apparatus for improved video decompression by selective reduction of spatial resolution |
US5953457A (en) * | 1995-04-18 | 1999-09-14 | Advanced Micro Devices, Inc. | Method and apparatus for improved video decompression by prescaling of pixel and error terms to merging |
US5784494A (en) * | 1995-04-18 | 1998-07-21 | Advanced Micro Devices, Inc. | Method and apparatus for prestoring dequantization information for DCT VLC decoding |
US5774600A (en) * | 1995-04-18 | 1998-06-30 | Advanced Micro Devices, Inc. | Method of pixel averaging in a video processing apparatus |
WO1996033558A1 (en) * | 1995-04-18 | 1996-10-24 | Advanced Micro Devices, Inc. | Method and apparatus for hybrid vlc bitstream decoding |
US5680482A (en) * | 1995-05-17 | 1997-10-21 | Advanced Micro Devices, Inc. | Method and apparatus for improved video decompression by adaptive selection of video input buffer parameters |
KR0157570B1 (ko) * | 1995-11-24 | 1999-02-18 | 김광호 | 복수경로를 통해 mpeg2 비트열을 복호하는 복호화장치 |
US5767797A (en) * | 1996-06-18 | 1998-06-16 | Kabushiki Kaisha Toshiba | High definition video decoding using multiple partition decoders |
JP3235555B2 (ja) * | 1997-05-14 | 2001-12-04 | 日本電気株式会社 | 信号復号装置及び信号復号方法並びに信号復号処理をコンピュータに行わせるためのプログラムを記録した記録媒体 |
US6728313B1 (en) * | 1998-01-08 | 2004-04-27 | Intel Corporation | Method and apparatus for performing MPEG II dequantization and IDCT |
JP3937599B2 (ja) * | 1998-07-23 | 2007-06-27 | ソニー株式会社 | 画像復号装置及び画像復号方法 |
JP4051772B2 (ja) * | 1998-07-23 | 2008-02-27 | ソニー株式会社 | 画像復号装置及び画像復号方法 |
JP2002247593A (ja) * | 2001-02-16 | 2002-08-30 | Olympus Optical Co Ltd | 画像処理装置 |
US6999514B2 (en) * | 2001-10-26 | 2006-02-14 | Selliah Rathnam | Motion compensation with subblock scanning |
FR2880718A1 (fr) * | 2005-01-10 | 2006-07-14 | St Microelectronics Sa | Procede et dispositif de reduction des artefacts d'une image numerique |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4717956A (en) * | 1985-08-20 | 1988-01-05 | North Carolina State University | Image-sequence compression using a motion-compensation technique |
JPH07114369B2 (ja) * | 1985-08-30 | 1995-12-06 | 富士通株式会社 | 並列処理型平面予測回路 |
DE3719496A1 (de) * | 1987-06-11 | 1988-12-29 | Bosch Gmbh Robert | Speicheranordnung fuer ein digitales videobandgeraet |
US4953023A (en) * | 1988-09-29 | 1990-08-28 | Sony Corporation | Coding apparatus for encoding and compressing video data |
US5130797A (en) * | 1989-02-27 | 1992-07-14 | Mitsubishi Denki Kabushiki Kaisha | Digital signal processing system for parallel processing of subsampled data |
JPH02248161A (ja) * | 1989-03-20 | 1990-10-03 | Fujitsu Ltd | データ伝送方式 |
GB2231743B (en) * | 1989-04-27 | 1993-10-20 | Sony Corp | Motion dependent video signal processing |
DE69031107T2 (de) * | 1989-10-14 | 1997-11-13 | Sony Corp | Anordnung und Verfahren zum Übertragen eines Videosignals |
JPH04504043A (ja) * | 1989-12-22 | 1992-07-16 | イーストマン・コダック・カンパニー | 画像データの高速圧縮 |
GB2240231B (en) * | 1990-01-19 | 1994-03-30 | British Broadcasting Corp | High definition television coder/decoder |
JPH03252287A (ja) * | 1990-02-28 | 1991-11-11 | Victor Co Of Japan Ltd | 動画像圧縮装置 |
JPH04139986A (ja) * | 1990-09-29 | 1992-05-13 | Victor Co Of Japan Ltd | 画像信号の動き補償予測符号化/復号化装置 |
JPH04207353A (ja) * | 1990-11-30 | 1992-07-29 | Hitachi Commun Syst Inc | 画像予測符号化装置 |
US5144423A (en) * | 1990-12-11 | 1992-09-01 | At&T Bell Laboratories | Hdtv encoder with forward estimation and constant rate motion vectors |
US5134477A (en) * | 1990-12-11 | 1992-07-28 | At&T Bell Laboratories | Hdtv receiver |
-
1992
- 1992-09-30 KR KR1019920017866A patent/KR950005621B1/ko not_active IP Right Cessation
-
1993
- 1993-09-30 DE DE69323948T patent/DE69323948T2/de not_active Expired - Fee Related
- 1993-09-30 US US08/128,704 patent/US5357282A/en not_active Expired - Lifetime
- 1993-09-30 EP EP93630073A patent/EP0592351B1/de not_active Expired - Lifetime
- 1993-09-30 DE DE0592351T patent/DE592351T1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
DE69323948T2 (de) | 1999-07-22 |
KR940008481A (ko) | 1994-04-29 |
EP0592351A2 (de) | 1994-04-13 |
EP0592351A3 (de) | 1994-11-17 |
KR950005621B1 (ko) | 1995-05-27 |
EP0592351B1 (de) | 1999-03-17 |
DE592351T1 (de) | 1994-08-18 |
US5357282A (en) | 1994-10-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |