DE69421795D1 - Vorrichtung und verfahren zur kodierung von bildern - Google Patents
Vorrichtung und verfahren zur kodierung von bildernInfo
- Publication number
- DE69421795D1 DE69421795D1 DE69421795T DE69421795T DE69421795D1 DE 69421795 D1 DE69421795 D1 DE 69421795D1 DE 69421795 T DE69421795 T DE 69421795T DE 69421795 T DE69421795 T DE 69421795T DE 69421795 D1 DE69421795 D1 DE 69421795D1
- Authority
- DE
- Germany
- Prior art keywords
- coding images
- coding
- images
- 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
- 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
- H04N19/98—Adaptive-dynamic-range coding [ADRC]
-
- 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
-
- 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
- H04N19/115—Selection of the code volume for a coding unit prior to 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
- H04N19/134—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
- H04N19/60—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
- H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
- Image Processing (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP23914093A JP3344596B2 (ja) | 1993-08-30 | 1993-08-30 | 画像処理装置及び画像処理方法 |
JP25920693A JP3337162B2 (ja) | 1993-09-22 | 1993-09-22 | 画像処理装置及び画像処理方法 |
JP26809593A JP3337163B2 (ja) | 1993-09-30 | 1993-09-30 | 画像処理装置及び画像処理方法 |
JP27311393A JP3337166B2 (ja) | 1993-10-04 | 1993-10-04 | 画像処理装置及び画像処理方法 |
PCT/JP1994/001426 WO1995007005A1 (en) | 1993-08-30 | 1994-08-30 | Device and method for encoding image |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69421795D1 true DE69421795D1 (de) | 1999-12-30 |
DE69421795T2 DE69421795T2 (de) | 2000-06-29 |
Family
ID=27477758
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69421795T Expired - Lifetime DE69421795T2 (de) | 1993-08-30 | 1994-08-30 | Vorrichtung und verfahren zur kodierung von bildern |
Country Status (6)
Country | Link |
---|---|
US (4) | US5767986A (de) |
EP (1) | EP0667716B1 (de) |
KR (1) | KR100311295B1 (de) |
CN (1) | CN1076933C (de) |
DE (1) | DE69421795T2 (de) |
WO (1) | WO1995007005A1 (de) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3170193B2 (ja) * | 1995-03-16 | 2001-05-28 | 松下電器産業株式会社 | 画像信号の符号化装置及び復号装置 |
US5959676A (en) * | 1995-12-27 | 1999-09-28 | Sony Corporation | Video signal encoding method, video signal encoding apparatus, video signal transmitting method, and recording medium |
US5852565A (en) * | 1996-01-30 | 1998-12-22 | Demografx | Temporal and resolution layering in advanced television |
CN1921375A (zh) * | 1996-03-18 | 2007-02-28 | 株式会社东芝 | 译码装置和译码方法 |
JP3263807B2 (ja) * | 1996-09-09 | 2002-03-11 | ソニー株式会社 | 画像符号化装置および画像符号化方法 |
US6252989B1 (en) * | 1997-01-07 | 2001-06-26 | Board Of The Regents, The University Of Texas System | Foveated image coding system and method for image bandwidth reduction |
US6195463B1 (en) | 1997-07-03 | 2001-02-27 | Sony Corporation | Multiresolution image processing and storage on a single chip |
JP3198996B2 (ja) * | 1997-08-26 | 2001-08-13 | 日本電気株式会社 | 直交変換符号化画像の画像サイズ変換方法 |
EP0926902B1 (de) | 1997-12-25 | 2006-09-13 | Sony Corporation | Verfahren und Gerät zur Signalumsetzung |
US6512523B1 (en) * | 2000-03-27 | 2003-01-28 | Intel Corporation | Accurate averaging of elements using integer averaging |
US7031393B2 (en) * | 2000-10-20 | 2006-04-18 | Matsushita Electric Industrial Co., Ltd. | Block distortion detection method, block distortion detection apparatus, block distortion removal method, and block distortion removal apparatus |
JP2002191050A (ja) * | 2000-12-22 | 2002-07-05 | Fuji Xerox Co Ltd | 画像符号化装置および方法 |
JP3719251B2 (ja) * | 2003-03-24 | 2005-11-24 | コニカミノルタビジネステクノロジーズ株式会社 | 画像処理装置 |
US20050137911A1 (en) * | 2003-12-18 | 2005-06-23 | Conn John P. | Systems and methods for data insurance |
KR100518849B1 (ko) * | 2004-03-02 | 2005-09-30 | 엘지전자 주식회사 | 영상 압축 및 복원 방법 |
JP2008283560A (ja) * | 2007-05-11 | 2008-11-20 | Canon Inc | 画像処理装置およびその方法 |
EA201000382A1 (ru) * | 2007-09-28 | 2011-08-30 | Всеволод Юрьевич Мокрушин | Способ кодирования цифровых сигналов (варианты), способ декодирования цифровых сигналов (варианты), устройство для их реализации (варианты) и система для передачи изображений по каналам связи с ограниченной пропускной способностью (варианты) |
CN101287119B (zh) * | 2008-04-28 | 2010-06-02 | 北京大学深圳研究生院 | 基于频谱的图像分层编解码方法及系统 |
EP3166313A1 (de) * | 2015-11-09 | 2017-05-10 | Thomson Licensing | Videocodierungs- und -decodierungsverfahren und entsprechende vorrichtungen |
JP2021048532A (ja) * | 2019-09-19 | 2021-03-25 | キヤノン株式会社 | 画像符号化装置、画像復号装置及びそれらの制御方法及びプログラム |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5792976A (en) * | 1980-12-02 | 1982-06-09 | Toshiba Corp | Hierarchy encoding system |
JPS62100077A (ja) * | 1985-10-28 | 1987-05-09 | Nippon Telegr & Teleph Corp <Ntt> | 符号化方法および装置 |
JPS63116581A (ja) * | 1986-11-04 | 1988-05-20 | Nec Corp | 動画像信号符号化制御器 |
JPH0642736B2 (ja) * | 1987-07-30 | 1994-06-01 | 三菱電機株式会社 | フレ−ム間ベクトル量子化器 |
US4849810A (en) * | 1987-06-02 | 1989-07-18 | Picturetel Corporation | Hierarchial encoding method and apparatus for efficiently communicating image sequences |
US4780760A (en) * | 1987-06-05 | 1988-10-25 | General Electric Company | DPCM system with interframe motion indicator signal |
US5122873A (en) * | 1987-10-05 | 1992-06-16 | Intel Corporation | Method and apparatus for selectively encoding and decoding a digital motion video signal at multiple resolution levels |
FR2634086A1 (fr) * | 1988-07-08 | 1990-01-12 | Labo Electronique Physique | Dispositif de sous-echantillonnage temporel et d'interpolation temporelle compensee en mouvement dans une sequence d'images entrelacees, utilisation d'un tel dispositif dans les dispositifs de codage et de decodage d'un systeme de transmission d'images de television a haute definition, et dispositifs de codage et de decodage pour un tel systeme |
FR2651399B1 (fr) * | 1989-08-29 | 1996-05-15 | Thomson Consumer Electronics | Procede et dispositif d'estimation et de codage hierarchise du mouvement de sequences d'images. |
US5020120A (en) * | 1989-12-22 | 1991-05-28 | Eastman Kodak Company | Methods for reducing quantization error in hierarchical decomposition and reconstruction schemes |
US5144688A (en) * | 1990-03-23 | 1992-09-01 | Board Of Regents, The University Of Texas System | Method and apparatus for visual pattern image coding |
KR950000830B1 (ko) * | 1990-06-25 | 1995-02-02 | 미쯔비시덴끼 가부시끼가이샤 | 디지탈 비디오 신호의 부호화 방법 및 이를 이용한 고능률 부호화장치 |
KR960010392B1 (ko) * | 1990-09-29 | 1996-07-31 | 니뽕 빅터 가부시끼가이샤 | 적응 양자화를 이용한 화상 신호 부호화 복호화 장치 |
DE69213511T2 (de) * | 1991-03-07 | 1997-04-17 | Mitsubishi Electric Corp | Kodiervorrichtung zum Kodieren eines digitalen Bildsignals |
US5291281A (en) * | 1992-06-18 | 1994-03-01 | General Instrument Corporation | Adaptive coding level control for video compression systems |
KR0166727B1 (ko) * | 1992-11-27 | 1999-03-20 | 김광호 | 영상움직임관련정보를 양자화제어에 이용하는 부호화방법 및 장치 |
KR0134343B1 (ko) * | 1993-04-13 | 1998-04-29 | 김광호 | 양자화레벨을 이용한 부호화방법 및 그 장치 |
-
1994
- 1994-08-30 US US08/411,600 patent/US5767986A/en not_active Expired - Lifetime
- 1994-08-30 CN CN94190648A patent/CN1076933C/zh not_active Expired - Fee Related
- 1994-08-30 DE DE69421795T patent/DE69421795T2/de not_active Expired - Lifetime
- 1994-08-30 KR KR1019950701638A patent/KR100311295B1/ko not_active IP Right Cessation
- 1994-08-30 WO PCT/JP1994/001426 patent/WO1995007005A1/ja active IP Right Grant
- 1994-08-30 EP EP94925023A patent/EP0667716B1/de not_active Expired - Lifetime
-
1997
- 1997-10-22 US US08/956,016 patent/US5886794A/en not_active Expired - Lifetime
- 1997-10-28 US US08/959,051 patent/US6421144B2/en not_active Expired - Fee Related
-
2001
- 2001-12-03 US US10/005,029 patent/US6864997B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5767986A (en) | 1998-06-16 |
US20010013951A1 (en) | 2001-08-16 |
EP0667716A4 (de) | 1996-03-13 |
KR100311295B1 (ko) | 2001-12-17 |
US6864997B2 (en) | 2005-03-08 |
WO1995007005A1 (en) | 1995-03-09 |
KR950704914A (ko) | 1995-11-20 |
US5886794A (en) | 1999-03-23 |
EP0667716A1 (de) | 1995-08-16 |
US6421144B2 (en) | 2002-07-16 |
US20020060818A1 (en) | 2002-05-23 |
CN1076933C (zh) | 2001-12-26 |
EP0667716B1 (de) | 1999-11-24 |
DE69421795T2 (de) | 2000-06-29 |
CN1114126A (zh) | 1995-12-27 |
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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) |