DE602006001006D1 - Quantisierung-Präzision-Wiedergabe-Verfahren, Quantisierung-Präzision-Wiedergabe-Vorrichtung, Bildaufnahmevorrichtung, Informationsverarbeitungsvorrichtung, und Programm - Google Patents

Quantisierung-Präzision-Wiedergabe-Verfahren, Quantisierung-Präzision-Wiedergabe-Vorrichtung, Bildaufnahmevorrichtung, Informationsverarbeitungsvorrichtung, und Programm

Info

Publication number
DE602006001006D1
DE602006001006D1 DE602006001006T DE602006001006T DE602006001006D1 DE 602006001006 D1 DE602006001006 D1 DE 602006001006D1 DE 602006001006 T DE602006001006 T DE 602006001006T DE 602006001006 T DE602006001006 T DE 602006001006T DE 602006001006 D1 DE602006001006 D1 DE 602006001006D1
Authority
DE
Germany
Prior art keywords
quantization precision
precision rendering
program
information processing
image capturing
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.)
Active
Application number
DE602006001006T
Other languages
English (en)
Other versions
DE602006001006T2 (de
Inventor
Yoshiaki Nishide
Hiromasa Ikeyama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of DE602006001006D1 publication Critical patent/DE602006001006D1/de
Application granted granted Critical
Publication of DE602006001006T2 publication Critical patent/DE602006001006T2/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/14—Conversion to or from non-weighted codes
    • 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
    • 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
    • H04N19/34—Scalability techniques involving progressive bit-plane based encoding of the enhancement layer, e.g. fine granular scalability [FGS]
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Picture Signal Circuits (AREA)
  • Analogue/Digital Conversion (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
DE602006001006T 2005-02-08 2006-02-07 Quantisierung-Präzision-Wiedergabe-Verfahren, Quantisierung-Präzision-Wiedergabe-Vorrichtung, Bildaufnahmevorrichtung, Informationsverarbeitungsvorrichtung, und Programm Active DE602006001006T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005031205 2005-02-08
JP2005031205A JP4192900B2 (ja) 2005-02-08 2005-02-08 量子化精度再生方法、量子化精度再生装置、撮像装置、情報処理装置及びプログラム

Publications (2)

Publication Number Publication Date
DE602006001006D1 true DE602006001006D1 (de) 2008-06-12
DE602006001006T2 DE602006001006T2 (de) 2009-06-25

Family

ID=36033609

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006001006T Active DE602006001006T2 (de) 2005-02-08 2006-02-07 Quantisierung-Präzision-Wiedergabe-Verfahren, Quantisierung-Präzision-Wiedergabe-Vorrichtung, Bildaufnahmevorrichtung, Informationsverarbeitungsvorrichtung, und Programm

Country Status (7)

Country Link
US (1) US7265687B2 (de)
EP (1) EP1691488B1 (de)
JP (1) JP4192900B2 (de)
KR (1) KR101222775B1 (de)
CN (1) CN100502458C (de)
DE (1) DE602006001006T2 (de)
TW (1) TW200642301A (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101473347B (zh) * 2006-04-21 2012-05-30 皇家飞利浦电子股份有限公司 增加精度平滑分布的画面增强
JP2008258836A (ja) * 2007-04-03 2008-10-23 Sony Corp 撮像装置、信号処理回路、信号処理装置、信号処理方法及びコンピュータプログラム
JP4527750B2 (ja) * 2007-05-30 2010-08-18 三菱電機株式会社 画像処理装置及び方法並びに画像表示装置
JP4396757B2 (ja) 2007-10-22 2010-01-13 ソニー株式会社 ノイズ補正回路、撮像装置及びノイズ補正方法
JP2009276399A (ja) * 2008-05-12 2009-11-26 Kenwood Corp 音質調整方法および音質調整装置
CN105100810B (zh) * 2014-05-16 2018-02-13 中国科学院声学研究所 一种成像声纳实时处理系统中的图像压缩解压方法及系统
WO2016028293A1 (en) * 2014-08-20 2016-02-25 Landmark Graphics Corporation Optimizing computer hardware resource utilization when processing variable precision data
JP6334358B2 (ja) * 2014-10-08 2018-05-30 エルジー ディスプレイ カンパニー リミテッド 画像信号処理装置およびビット拡張演算処理方法
US20220239914A1 (en) * 2019-06-20 2022-07-28 Sony Group Corporation Information processing device, imaging device, information processing method, and program

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2940422B2 (ja) * 1994-11-24 1999-08-25 日本ビクター株式会社 変換符号化された画像データの復号化時に生じるブロック歪の低減方法及び変換符号化された画像データの復号化装置
TW293227B (de) * 1994-11-24 1996-12-11 Victor Company Of Japan
JP3371590B2 (ja) * 1994-12-28 2003-01-27 ソニー株式会社 高能率符号化方法及び高能率復号化方法
US5602874A (en) 1994-12-29 1997-02-11 Motorola, Inc. Method and apparatus for reducing quantization noise
JP3521596B2 (ja) * 1996-01-30 2004-04-19 ソニー株式会社 信号符号化方法
JPH1084284A (ja) * 1996-09-06 1998-03-31 Sony Corp 信号再生方法および装置
JP2000059227A (ja) * 1998-08-07 2000-02-25 Matsushita Electric Ind Co Ltd 符号化／復号化装置、及び符号化／復号化方法
JP3639742B2 (ja) * 1999-03-30 2005-04-20 キヤノン株式会社 画像処理装置及びその方法
US6788740B1 (en) * 1999-10-01 2004-09-07 Koninklijke Philips Electronics N.V. System and method for encoding and decoding enhancement layer data using base layer quantization data
KR100344900B1 (ko) 2000-05-15 2002-07-20 주식회사 이시티 영상 압축/복원 장치 및 그 방법
CN1345121A (zh) * 2001-09-06 2002-04-17 长征火箭技术股份有限公司 提高脉冲宽度调制量化精度的方法
JP4055434B2 (ja) 2002-02-28 2008-03-05 ソニー株式会社 符号化処理装置、復号処理装置、および方法、並びにコンピュータ・プログラム
KR100558481B1 (ko) * 2003-01-03 2006-03-07 삼성전자주식회사 양자화 잡음을 감소시킬 수 있는 델타 시그마 변조기
WO2004098066A1 (ja) * 2003-04-28 2004-11-11 Nippon Telegraph And Telephone Corporation 浮動小数点形式ディジタル信号可逆符号化方法、及び復号化方法と、その各装置、その各プログラム

Also Published As

Publication number Publication date
EP1691488A1 (de) 2006-08-16
JP4192900B2 (ja) 2008-12-10
CN1825896A (zh) 2006-08-30
TWI309113B (de) 2009-04-21
TW200642301A (en) 2006-12-01
US7265687B2 (en) 2007-09-04
DE602006001006T2 (de) 2009-06-25
JP2006222479A (ja) 2006-08-24
CN100502458C (zh) 2009-06-17
US20060176199A1 (en) 2006-08-10
KR101222775B1 (ko) 2013-01-15
EP1691488B1 (de) 2008-04-30
KR20060090593A (ko) 2006-08-14

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