IL123769A - System, method and apparatus for data compression - Google Patents

System, method and apparatus for data compression

Info

Publication number
IL123769A
IL123769A IL12376998A IL12376998A IL123769A IL 123769 A IL123769 A IL 123769A IL 12376998 A IL12376998 A IL 12376998A IL 12376998 A IL12376998 A IL 12376998A IL 123769 A IL123769 A IL 123769A
Authority
IL
Israel
Prior art keywords
signal
image
quantizer
noise
encoder
Prior art date
Application number
IL12376998A
Other languages
English (en)
Other versions
IL123769A0 (en
Original Assignee
Motorola Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Motorola Inc filed Critical Motorola Inc
Publication of IL123769A0 publication Critical patent/IL123769A0/xx
Publication of IL123769A publication Critical patent/IL123769A/en

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
    • H04N19/94—Vector 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
    • H04N19/60—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
    • H04N19/60—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
    • 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
    • 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
    • H04N19/102—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
    • H04N19/10—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
    • H04N19/90—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, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
IL12376998A 1997-03-20 1998-03-20 System, method and apparatus for data compression IL123769A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/822,404 US5974181A (en) 1997-03-20 1997-03-20 Data compression system, method, and apparatus

Publications (2)

Publication Number Publication Date
IL123769A0 IL123769A0 (en) 1998-10-30
IL123769A true IL123769A (en) 2001-04-30

Family

ID=25235942

Family Applications (1)

Application Number Title Priority Date Filing Date
IL12376998A IL123769A (en) 1997-03-20 1998-03-20 System, method and apparatus for data compression

Country Status (3)

Country Link
US (1) US5974181A (fr)
EP (1) EP0866617A3 (fr)
IL (1) IL123769A (fr)

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US6118822A (en) * 1997-12-01 2000-09-12 Conexant Systems, Inc. Adaptive entropy coding in adaptive quantization framework for video signal coding systems and processes
US6501860B1 (en) * 1998-01-19 2002-12-31 Canon Kabushiki Kaisha Digital signal coding and decoding based on subbands
US6125212A (en) * 1998-04-29 2000-09-26 Hewlett-Packard Company Explicit DST-based filter operating in the DCT domain
US6768518B1 (en) * 1998-12-16 2004-07-27 Xerox Corporation Method and apparatus for removing a checkerboard-like noise artifact from a captured composite NTSC video frame
WO2000044104A1 (fr) * 1999-01-19 2000-07-27 Penner Robert C Procedes de filtrage numerique et de compression de donnees multidimensionnelles au moyen de la quadrature de farey, d'ondelettes arithmetiques, en eventail et modulaires
US7188186B1 (en) * 1999-09-03 2007-03-06 Meyer Thomas W Process of and system for seamlessly embedding executable program code into media file formats such as MP3 and the like for execution by digital media player and viewing systems
US7062077B1 (en) * 1999-10-29 2006-06-13 Helena Laboratories Corporation Scanner densitometer and data evaluation method
US6717989B1 (en) * 1999-11-03 2004-04-06 Ati International Srl Video decoding apparatus and method for a shared display memory system
EP1104101A3 (fr) * 1999-11-26 2005-02-02 Matsushita Electric Industrial Co., Ltd. Appareil pour la combinaison/séparation d'un signal numérique en sous-bandes permettant d'obtenir un filtrage à séparation de bandes / combinaison de bandes avec une quantité réduite du temps de propagation de groupe
US6606103B1 (en) * 1999-11-30 2003-08-12 Uhc Llc Infinite resolution scheme for graphical user interface object
US7020843B2 (en) * 1999-11-30 2006-03-28 Uhc Llc Method and system for implementing a browser object container
KR100344900B1 (ko) * 2000-05-15 2002-07-20 주식회사 이시티 영상 압축/복원 장치 및 그 방법
US6385543B1 (en) 2000-05-17 2002-05-07 The United States Of America Represented By The National Security Agency Method of feature extraction using combination of wavelet and fourier transformation
US6661927B1 (en) 2000-07-27 2003-12-09 Motorola, Inc. System and method for efficiently encoding an image by prioritizing groups of spatially correlated coefficients based on an activity measure
EP1341982B1 (fr) * 2000-11-08 2016-01-20 AGC Flat Glass North America, Inc. Assemblage ecarteur souple, continu, en forme de tube a nervures
KR100366638B1 (ko) * 2001-02-07 2003-01-09 삼성전자 주식회사 웨이블릿 변환을 기본으로하여 트리-구조의 벡터 양자화기법을 이용한 영상 부호화 장치 및 부호화 방법
US7243295B2 (en) 2001-06-12 2007-07-10 Intel Corporation Low complexity channel decoders
US20030016294A1 (en) * 2001-07-17 2003-01-23 Sean Chiu Compensation apparatus for digital image signal
US7206459B2 (en) * 2001-07-31 2007-04-17 Ricoh Co., Ltd. Enhancement of compressed images
US7711044B1 (en) * 2001-10-29 2010-05-04 Trident Microsystems (Far East) Ltd. Noise reduction systems and methods
GB0228163D0 (en) * 2002-12-03 2003-01-08 Qinetiq Ltd Decorrelation of signals
JP3884006B2 (ja) * 2002-12-06 2007-02-21 日本電信電話株式会社 信号圧縮方法、装置、そのプログラムと記録媒体、信号検索方法、装置、プログラムとその記録媒体
US7180947B2 (en) * 2003-03-31 2007-02-20 Planning Systems Incorporated Method and apparatus for a dynamic data correction appliance
US20060020454A1 (en) * 2004-07-21 2006-01-26 Phonak Ag Method and system for noise suppression in inductive receivers
US7764844B2 (en) * 2004-09-10 2010-07-27 Eastman Kodak Company Determining sharpness predictors for a digital image
US7869980B2 (en) 2005-11-03 2011-01-11 International Business Machines Corporation Using statistics to locate signals in noise
WO2008042112A2 (fr) * 2006-09-29 2008-04-10 Thomson Licensing Mesure d'activité spatiale et procédé d'évaluation de celle-ci
US8406299B2 (en) 2007-04-17 2013-03-26 Qualcomm Incorporated Directional transforms for intra-coding
US8514927B2 (en) * 2007-11-20 2013-08-20 Texas Instruments Incorporated Compression code for transferring rate matched data between devices
US8600188B2 (en) 2010-09-15 2013-12-03 Sharp Laboratories Of America, Inc. Methods and systems for noise reduction and image enhancement
US8588535B2 (en) 2010-09-15 2013-11-19 Sharp Laboratories Of America, Inc. Methods and systems for estimation of compression noise
US8538193B2 (en) 2010-09-28 2013-09-17 Sharp Laboratories Of America, Inc. Methods and systems for image enhancement and estimation of compression noise
US8532429B2 (en) 2010-09-28 2013-09-10 Sharp Laboratories Of America, Inc. Methods and systems for noise reduction and image enhancement involving selection of noise-control parameter
US8175411B2 (en) 2010-09-28 2012-05-08 Sharp Laboratories Of America, Inc. Methods and systems for estimation of compression noise
US8427583B2 (en) 2010-09-30 2013-04-23 Sharp Laboratories Of America, Inc. Automatic parameter control for spatial-temporal filter
US9716901B2 (en) * 2012-05-23 2017-07-25 Google Inc. Quantization with distinct weighting of coherent and incoherent quantization error
KR20240010550A (ko) * 2014-03-28 2024-01-23 삼성전자주식회사 선형예측계수 양자화방법 및 장치와 역양자화 방법 및 장치
WO2015170899A1 (fr) * 2014-05-07 2015-11-12 삼성전자 주식회사 Procédé et dispositif de quantification de coefficient prédictif linéaire, et procédé et dispositif de déquantification de celui-ci
CN104159003B (zh) * 2014-08-21 2017-08-25 武汉大学 一种基于3d协同滤波与低秩矩阵重建的视频去噪方法及系统
US10306229B2 (en) 2015-01-26 2019-05-28 Qualcomm Incorporated Enhanced multiple transforms for prediction residual
US10623774B2 (en) 2016-03-22 2020-04-14 Qualcomm Incorporated Constrained block-level optimization and signaling for video coding tools
US11323748B2 (en) 2018-12-19 2022-05-03 Qualcomm Incorporated Tree-based transform unit (TU) partition for video coding

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US5412741A (en) * 1993-01-22 1995-05-02 David Sarnoff Research Center, Inc. Apparatus and method for compressing information

Also Published As

Publication number Publication date
US5974181A (en) 1999-10-26
EP0866617A3 (fr) 2000-07-05
IL123769A0 (en) 1998-10-30
EP0866617A2 (fr) 1998-09-23

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