DE69015695D1 - Einrichtung zur Transformationskodierung. - Google Patents
Einrichtung zur Transformationskodierung.Info
- Publication number
- DE69015695D1 DE69015695D1 DE69015695T DE69015695T DE69015695D1 DE 69015695 D1 DE69015695 D1 DE 69015695D1 DE 69015695 T DE69015695 T DE 69015695T DE 69015695 T DE69015695 T DE 69015695T DE 69015695 D1 DE69015695 D1 DE 69015695D1
- Authority
- DE
- Germany
- Prior art keywords
- transformation coding
- coding facility
- facility
- transformation
- coding
- 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
- H04N19/60—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
- 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
- H04N19/10—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
- H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
-
- 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
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
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)
- Superconductors And Manufacturing Methods Therefor (AREA)
- Transplanting Machines (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12886789A JP2520306B2 (ja) | 1989-05-24 | 1989-05-24 | 変換符号化装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69015695D1 true DE69015695D1 (de) | 1995-02-16 |
DE69015695T2 DE69015695T2 (de) | 1995-05-11 |
Family
ID=14995324
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69015695T Expired - Fee Related DE69015695T2 (de) | 1989-05-24 | 1990-05-22 | Einrichtung zur Transformationskodierung. |
Country Status (8)
Country | Link |
---|---|
US (1) | US5025482A (de) |
EP (1) | EP0399487B1 (de) |
JP (1) | JP2520306B2 (de) |
AU (1) | AU621753B2 (de) |
CA (1) | CA2017384C (de) |
DE (1) | DE69015695T2 (de) |
FI (1) | FI98681C (de) |
NO (1) | NO303479B1 (de) |
Families Citing this family (64)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6336180B1 (en) | 1997-04-30 | 2002-01-01 | Canon Kabushiki Kaisha | Method, apparatus and system for managing virtual memory with virtual-physical mapping |
US5163103A (en) * | 1988-12-27 | 1992-11-10 | Kabushiki Kaisha Toshiba | Discrete cosine transforming apparatus |
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 |
EP0469855B1 (de) | 1990-07-31 | 1999-12-01 | Fujitsu Limited | Verfahren und Gerät zur Bilddatenverarbeitung |
US5875266A (en) * | 1990-07-31 | 1999-02-23 | Fujitsu Limited | Image data processing a method and apparatus |
US6915014B1 (en) | 1990-07-31 | 2005-07-05 | Canon Kabushiki Kaisha | Image processing apparatus and method |
DE69130275T2 (de) * | 1990-07-31 | 1999-04-08 | Canon K.K., Tokio/Tokyo | Verfahren und Gerät zur Bildverarbeitung |
US5933538A (en) * | 1990-07-31 | 1999-08-03 | Fujitsu Limited | Image data processing method and apparatus |
JPH0556275A (ja) * | 1990-08-30 | 1993-03-05 | Sharp Corp | 画像符号化装置及び画像復号装置 |
SG43860A1 (en) * | 1990-09-10 | 1997-11-14 | Mitsubishi Electric Corp | Coding apparatus |
JP2514114B2 (ja) * | 1991-01-31 | 1996-07-10 | 株式会社グラフィックス・コミュニケーション・テクノロジーズ | 動画像符号化装置 |
US5422736A (en) * | 1991-03-22 | 1995-06-06 | Canon Kabushiki Kaisha | Multi-mode image processing permitting selection of quantization process according to image characteristics |
US5457780A (en) * | 1991-04-17 | 1995-10-10 | Shaw; Venson M. | System for producing a video-instruction set utilizing a real-time frame differential bit map and microblock subimages |
TW256010B (de) * | 1991-04-18 | 1995-09-01 | Ampex | |
JP2581341B2 (ja) * | 1991-04-26 | 1997-02-12 | 日本ビクター株式会社 | 高能率符号化装置及び復号化装置 |
EP0514663A3 (en) * | 1991-05-24 | 1993-07-14 | International Business Machines Corporation | An apparatus and method for motion video encoding employing an adaptive quantizer |
JP2866222B2 (ja) * | 1991-06-12 | 1999-03-08 | 三菱電機株式会社 | 動き補償予測方式 |
EP0520765B1 (de) * | 1991-06-25 | 1999-05-12 | Canon Kabushiki Kaisha | Verfahren und Vorrichtung zur Detektion eines Bewegungsvektors sowie Kodierungsverfahren und Vorrichtung zur Anwendung eines solchen Verfahrens und Vorrichtung |
JP3227674B2 (ja) * | 1991-06-27 | 2001-11-12 | ソニー株式会社 | 動画像符号化装置および方法 |
US5539466A (en) * | 1991-07-30 | 1996-07-23 | Sony Corporation | Efficient coding apparatus for picture signal and decoding apparatus therefor |
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 |
US5418617A (en) * | 1991-08-08 | 1995-05-23 | Matsushita Electric Corporation Of America | Motion compensation using minimum bits per motion block as criterion for block matching |
GB2259824B (en) * | 1991-09-19 | 1995-01-18 | Sony Broadcast & Communication | Data compression |
US5351083A (en) * | 1991-10-17 | 1994-09-27 | Sony Corporation | Picture encoding and/or decoding system |
JP2868045B2 (ja) * | 1991-10-25 | 1999-03-10 | 日本電気株式会社 | 動画像信号符号化装置 |
JP2606508B2 (ja) * | 1991-10-29 | 1997-05-07 | 日本ビクター株式会社 | 動画像予測符号化装置及びその復号化装置 |
SE468737B (sv) * | 1991-11-15 | 1993-03-08 | Televerket | Foerfarande och apparat foer bildkodning med val av steghoejd i kvantiseraren |
JP2646921B2 (ja) * | 1991-11-15 | 1997-08-27 | 日本ビクター株式会社 | 適応量子化装置 |
US5506623A (en) * | 1991-12-19 | 1996-04-09 | Sony Corporation | Data compression methods and systems with quantization distortion measurement means |
JP3241778B2 (ja) * | 1991-12-24 | 2001-12-25 | ソニー株式会社 | 符号化装置 |
US5351086A (en) * | 1991-12-31 | 1994-09-27 | Daewoo Electronics Co., Ltd. | Low-bit rate interframe video encoder with adaptive transformation block selection |
JP2894067B2 (ja) * | 1992-02-26 | 1999-05-24 | 日本電気株式会社 | 動画像符号化制御方法および動画像符号化装置 |
US5293229A (en) * | 1992-03-27 | 1994-03-08 | Matsushita Electric Corporation Of America | Apparatus and method for processing groups of fields in a video data compression system |
JP3069455B2 (ja) * | 1992-12-22 | 2000-07-24 | 富士写真フイルム株式会社 | 画像データ圧縮伸張装置における量子化・逆量子化回路 |
US5592228A (en) * | 1993-03-04 | 1997-01-07 | Kabushiki Kaisha Toshiba | Video encoder using global motion estimation and polygonal patch motion estimation |
DE69426584T2 (de) * | 1993-08-06 | 2001-06-13 | Lg Electronics Inc., Seoul/Soul | Einrichtung zur Umsetzung der Vollbildfrequenz |
US5610657A (en) * | 1993-09-14 | 1997-03-11 | Envistech Inc. | Video compression using an iterative error data coding method |
JP2902284B2 (ja) * | 1993-11-12 | 1999-06-07 | ケイディディ株式会社 | 動画像の符号化装置 |
DE4341045A1 (de) * | 1993-12-02 | 1995-06-08 | Antal Dr Lisziewicz | Verfahren zum Verschlüsseln von in Blöcke unterteilten, digitalen Daten und Datenfernübertragungsanlage |
US5586200A (en) * | 1994-01-07 | 1996-12-17 | Panasonic Technologies, Inc. | Segmentation based image compression system |
KR0128881B1 (ko) * | 1994-04-30 | 1998-04-10 | 배순훈 | 디지틀화상복호화장치 |
US5506622A (en) * | 1994-05-02 | 1996-04-09 | Daewoo Electronics Co., Ltd. | Block matching type motion vector determination using correlation between error signals |
US5684538A (en) * | 1994-08-18 | 1997-11-04 | Hitachi, Ltd. | System and method for performing video coding/decoding using motion compensation |
US6222881B1 (en) | 1994-10-18 | 2001-04-24 | Intel Corporation | Using numbers of non-zero quantized transform signals and signal differences to determine when to encode video signals using inter-frame or intra-frame encoding |
US5802213A (en) * | 1994-10-18 | 1998-09-01 | Intel Corporation | Encoding video signals using local quantization levels |
US5790686A (en) * | 1995-09-19 | 1998-08-04 | University Of Maryland At College Park | DCT-based motion estimation method |
US5646689A (en) * | 1995-10-23 | 1997-07-08 | Lucent Technologies Inc. | Video encoder with feedback control |
KR100238066B1 (ko) * | 1996-06-26 | 2000-01-15 | 윤종용 | 양자화활동도를 이용한 비트 발생량 제어방법 및 그 영상 부호화장치 |
US6961375B1 (en) * | 1997-02-06 | 2005-11-01 | Sony Corporation | Picture coding device and method, picture transmitting device and method and recording medium |
AUPO648397A0 (en) | 1997-04-30 | 1997-05-22 | Canon Information Systems Research Australia Pty Ltd | Improvements in multiprocessor architecture operation |
US6311258B1 (en) | 1997-04-03 | 2001-10-30 | Canon Kabushiki Kaisha | Data buffer apparatus and method for storing graphical data using data encoders and decoders |
AUPO647997A0 (en) * | 1997-04-30 | 1997-05-22 | Canon Information Systems Research Australia Pty Ltd | Memory controller architecture |
US6289138B1 (en) | 1997-04-30 | 2001-09-11 | Canon Kabushiki Kaisha | General image processor |
US6272257B1 (en) | 1997-04-30 | 2001-08-07 | Canon Kabushiki Kaisha | Decoder of variable length codes |
US6259456B1 (en) | 1997-04-30 | 2001-07-10 | Canon Kabushiki Kaisha | Data normalization techniques |
US6707463B1 (en) | 1997-04-30 | 2004-03-16 | Canon Kabushiki Kaisha | Data normalization technique |
FI107496B (fi) * | 1997-07-18 | 2001-08-15 | Nokia Mobile Phones Ltd | Kuvan kompressointi |
US6937659B1 (en) | 1997-11-14 | 2005-08-30 | Ac Capital Management, Inc. | Apparatus and method for compressing video information |
US6389072B1 (en) * | 1998-12-23 | 2002-05-14 | U.S. Philips Corp. | Motion analysis based buffer regulation scheme |
US6738423B1 (en) | 2000-01-21 | 2004-05-18 | Nokia Mobile Phones Ltd. | Method for encoding and decoding video information, a motion compensated video encoder and a corresponding decoder |
DE10156851C1 (de) * | 2001-11-20 | 2003-07-03 | Infineon Technologies Ag | Verfahren und Vorrichtung zur Bildkompression |
JP3897684B2 (ja) * | 2002-11-22 | 2007-03-28 | キヤノン株式会社 | 画像記録方式 |
SE527621C2 (sv) * | 2003-06-10 | 2006-04-25 | Jan-Olov Stroemberg | Metod och system för komprimering av bilddata |
US7280595B1 (en) | 2003-10-21 | 2007-10-09 | Redrock Semiconductor, Ltd. | Post-inverse-quantization AC prediction with a unified variable-length-decoding and inverse-quantization stage |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0031247B1 (de) * | 1979-12-20 | 1984-03-14 | Cambridge Consultants Limited | Vorrichtung und Verfahren zur Herstellung eines aus Streupunkten bestehenden Halbtonbildes aus einem Normalbild |
US4281344A (en) * | 1980-05-02 | 1981-07-28 | Bell Telephone Laboratories, Incorporated | Video interframe transform coding technique |
JPS5829218A (ja) * | 1981-08-13 | 1983-02-21 | Olympus Optical Co Ltd | 信号検出方式 |
US4516263A (en) * | 1982-04-30 | 1985-05-07 | The Charles Stark Draper Laboratory, Inc. | Spatially integral, video signal processor |
JPS5992688A (ja) * | 1982-11-19 | 1984-05-28 | Fuji Photo Film Co Ltd | 適応形画像圧縮方式 |
US4665436A (en) * | 1985-12-20 | 1987-05-12 | Osborne Joseph A | Narrow bandwidth signal transmission |
JPS62219887A (ja) * | 1986-03-20 | 1987-09-28 | Fujitsu Ltd | 動き補償フレ−ム間符号化装置 |
KR910000707B1 (ko) * | 1986-05-26 | 1991-01-31 | 미쓰비시덴기 가부시기가이샤 | 화상 부호화 전송방법 및 장치 |
JPS62276927A (ja) * | 1986-05-26 | 1987-12-01 | Mitsubishi Electric Corp | 差分パルス変調方式 |
DE3788326T2 (de) * | 1986-09-25 | 1994-03-17 | Nippon Electric Co | Verfahren und Apparat zur Kodierung von Bewegtbildsignalen. |
US4949391A (en) * | 1986-09-26 | 1990-08-14 | Everex Ti Corporation | Adaptive image acquisition system |
FR2613892A1 (fr) * | 1987-04-10 | 1988-10-14 | Labo Electronique Physique | Procede et dispositif d'estimation de mouvement dans une sequence d'images |
EP0294958B1 (de) * | 1987-06-09 | 1995-08-23 | Sony Corporation | Bewegungskompensierte Interpolation von digitalen Fernsehbildern |
JP2802066B2 (ja) * | 1987-09-01 | 1998-09-21 | 松下電器産業株式会社 | 画像信号のフレーム間圧縮装置 |
US5028995A (en) * | 1987-10-28 | 1991-07-02 | Hitachi, Ltd. | Picture signal processor, picture signal coder and picture signal interpolator |
GB8805742D0 (en) * | 1988-03-10 | 1988-04-07 | Emi Plc Thorn | Bandwidth reduction system for television signals |
US4821119A (en) * | 1988-05-04 | 1989-04-11 | Bell Communications Research, Inc. | Method and apparatus for low bit-rate interframe video coding |
DE3837328A1 (de) * | 1988-11-03 | 1990-05-10 | Bosch Gmbh Robert | Transformationsschaltung |
-
1989
- 1989-05-24 JP JP12886789A patent/JP2520306B2/ja not_active Expired - Fee Related
-
1990
- 1990-05-21 US US07/525,588 patent/US5025482A/en not_active Expired - Lifetime
- 1990-05-22 EP EP19900109759 patent/EP0399487B1/de not_active Expired - Lifetime
- 1990-05-22 DE DE69015695T patent/DE69015695T2/de not_active Expired - Fee Related
- 1990-05-22 AU AU55758/90A patent/AU621753B2/en not_active Ceased
- 1990-05-23 FI FI902550A patent/FI98681C/fi not_active IP Right Cessation
- 1990-05-23 NO NO902302A patent/NO303479B1/no not_active Application Discontinuation
- 1990-05-23 CA CA 2017384 patent/CA2017384C/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
NO303479B1 (no) | 1998-07-13 |
JP2520306B2 (ja) | 1996-07-31 |
AU621753B2 (en) | 1992-03-19 |
EP0399487A3 (de) | 1991-04-03 |
EP0399487A2 (de) | 1990-11-28 |
US5025482A (en) | 1991-06-18 |
FI902550A0 (fi) | 1990-05-23 |
DE69015695T2 (de) | 1995-05-11 |
JPH02308671A (ja) | 1990-12-21 |
NO902302L (no) | 1990-11-26 |
CA2017384A1 (en) | 1990-11-24 |
EP0399487B1 (de) | 1995-01-04 |
FI98681B (fi) | 1997-04-15 |
NO902302D0 (no) | 1990-05-23 |
FI98681C (fi) | 1997-07-25 |
CA2017384C (en) | 1992-11-17 |
AU5575890A (en) | 1990-11-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) | ||
8339 | Ceased/non-payment of the annual fee |