KR20080038137A - 디지털 신호 부호화 및 복호화 장치 및 그 방법 - Google Patents

디지털 신호 부호화 및 복호화 장치 및 그 방법 Download PDF

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Publication number
KR20080038137A
KR20080038137A KR20087002178A KR20087002178A KR20080038137A KR 20080038137 A KR20080038137 A KR 20080038137A KR 20087002178 A KR20087002178 A KR 20087002178A KR 20087002178 A KR20087002178 A KR 20087002178A KR 20080038137 A KR20080038137 A KR 20080038137A
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South Korea
Prior art keywords
value
pixel
data
pixel value
quantization
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KR20087002178A
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English (en)
Korean (ko)
Inventor
가즈오 오카모토
유지 나가이시
다츠로 쥬리
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마츠시타 덴끼 산교 가부시키가이샤
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Publication of KR20080038137A publication Critical patent/KR20080038137A/ko
Withdrawn legal-status Critical Current

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    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/41—Bandwidth or redundancy reduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/64—Systems for the transmission or the storage of the colour picture signal; Details therefor, e.g. coding or decoding means therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/04—Colour television systems using pulse code modulation
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • 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
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/182—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a pixel
    • 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
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
    • 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

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  • 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)
  • Color Television Systems (AREA)
KR20087002178A 2005-07-26 2006-07-19 디지털 신호 부호화 및 복호화 장치 및 그 방법 Withdrawn KR20080038137A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPJP-P-2005-00215785 2005-07-26
JP2005215785A JP4769039B2 (ja) 2005-07-26 2005-07-26 デジタル信号符号化および復号化装置ならびにその方法

Publications (1)

Publication Number Publication Date
KR20080038137A true KR20080038137A (ko) 2008-05-02

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KR20087002178A Withdrawn KR20080038137A (ko) 2005-07-26 2006-07-19 디지털 신호 부호화 및 복호화 장치 및 그 방법

Country Status (6)

Country Link
US (1) US8275207B2 (enExample)
EP (1) EP1912445A4 (enExample)
JP (1) JP4769039B2 (enExample)
KR (1) KR20080038137A (enExample)
CN (1) CN101233765B (enExample)
WO (1) WO2007013335A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20130069373A (ko) * 2011-12-15 2013-06-26 삼성전자주식회사 촬상 장치 및 화상 처리 방법
KR20190006124A (ko) * 2017-07-06 2019-01-17 삼성디스플레이 주식회사 영상 신호 처리 장치 및 그것을 포함하는 표시 장치

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008124530A (ja) * 2006-11-08 2008-05-29 Tokyo Institute Of Technology Ｒａｗデータ圧縮方法
KR101503227B1 (ko) 2007-04-11 2015-03-16 레드.컴 인코포레이티드 비디오 카메라
US8237830B2 (en) 2007-04-11 2012-08-07 Red.Com, Inc. Video camera
KR101365444B1 (ko) * 2007-11-19 2014-02-21 삼성전자주식회사 영상의 해상도의 조정을 통하여 동영상을 효율적으로부호화/복호화하는 방법 및 장치
JP5208218B2 (ja) 2008-09-25 2013-06-12 パナソニック株式会社 画像符号化装置、デジタルスチルカメラ、デジタルビデオカメラ、撮像素子、および画像符号化方法
AU2008246243B2 (en) * 2008-11-19 2011-12-22 Canon Kabushiki Kaisha DVC as generic file format for plenoptic camera
JP2010166520A (ja) * 2009-01-19 2010-07-29 Panasonic Corp 画像符号化・復号化装置
JP5530198B2 (ja) 2009-11-20 2014-06-25 パナソニック株式会社 画像符号化方法、復号化方法、装置
US8526752B2 (en) * 2010-08-23 2013-09-03 Aptina Imaging Corporation Imaging systems with fixed output sizes and frame rates
JP5529685B2 (ja) 2010-09-03 2014-06-25 パナソニック株式会社 画像符号化方法、画像復号化方法、画像符号化装置及び画像復号化装置
US8648742B2 (en) 2011-02-25 2014-02-11 California Institute Of Technology Systems and methods for acquiring and decoding signals using compressed sensing
PL2725799T3 (pl) 2011-06-27 2020-11-16 Sun Patent Trust Sposób kodowania obrazów, sposób dekodowania obrazów, urządzenie do kodowania obrazów, urządzenie do dekodowania obrazów oraz urządzenie do kodowania/dekodowania obrazów
US9253482B2 (en) 2011-11-08 2016-02-02 Texas Insturments Incorporated Method and apparatus for sample adaptive offset without sign coding
US9129872B2 (en) * 2012-09-20 2015-09-08 Semiconductor Components Industries, Llc Imaging pixels with improved photodiode structures
JP6125215B2 (ja) 2012-09-21 2017-05-10 株式会社東芝 復号装置、及び符号化装置
JP2016508700A (ja) 2013-02-14 2016-03-22 レッド．コム，インコーポレイテッド ビデオカメラ
CN103167289B (zh) * 2013-03-06 2015-10-28 硅谷数模半导体（北京）有限公司 图像的编码、解码方法及编码、解码装置
US9077924B2 (en) * 2013-08-29 2015-07-07 Sony Corporation CMOS image sensor implementing correlated double sampling with compression
EP3664448B1 (en) 2013-12-10 2022-10-19 Canon Kabushiki Kaisha Improved palette mode in hevc
RU2645358C2 (ru) 2013-12-10 2018-02-21 Кэнон Кабусики Кайся Способ и устройство для кодирования или декодирования блоков пиксела
US11350015B2 (en) 2014-01-06 2022-05-31 Panamorph, Inc. Image processing system and method
US9584701B2 (en) * 2014-01-06 2017-02-28 Panamorph, Inc. Image processing system and method
CN105100814B (zh) 2014-05-06 2020-07-14 同济大学 图像编码、解码方法及装置
US10750198B2 (en) 2014-05-22 2020-08-18 Qualcomm Incorporated Maximum palette parameters in palette-based video coding
CN105874718A (zh) * 2014-09-03 2016-08-17 奥林巴斯株式会社 解码装置、摄像系统、解码方法、编解码方法以及解码程序
CN105306063B (zh) * 2015-10-12 2018-11-02 浙江大学 一种记录型数据存储空间的优化与恢复方法
JP6816137B2 (ja) 2016-06-14 2021-01-20 オリンパス株式会社 画像処理装置、画像処理方法及び画像処理プログラム
KR102620350B1 (ko) 2017-07-05 2024-01-02 레드.컴, 엘엘씨 전자 디바이스에서의 비디오 이미지 데이터 처리
US11313980B2 (en) * 2017-07-25 2022-04-26 Sony Semiconductor Solutions Corporation Radiation detection apparatus
CN107635086A (zh) * 2017-10-25 2018-01-26 深圳地平线机器人科技有限公司 固态图像传感器和图像感测方法
CN107635087B (zh) * 2017-11-08 2024-05-07 深圳地平线机器人科技有限公司 固态图像传感器和图像感测方法
DE102018110383B4 (de) * 2018-04-30 2025-11-13 Basler Ag Verfahren und Vorrichtung zum Kodieren von Bilddaten
US11297203B2 (en) 2018-05-09 2022-04-05 Panamorph, Inc. Image processing system and method
DE102018122297A1 (de) * 2018-09-12 2020-03-12 Arnold & Richter Cine Technik Gmbh & Co. Betriebs Kg Verfahren zur Kompression und Dekompression von Bilddaten
US10733158B1 (en) * 2019-05-03 2020-08-04 EMC IP Holding Company LLC System and method for hash-based entropy calculation
JP7658903B2 (ja) * 2019-07-26 2025-04-08 株式会社半導体エネルギー研究所 撮像装置
KR102709415B1 (ko) * 2020-04-29 2024-09-25 삼성전자주식회사 이미지 압축 방법, 인코더, 및 인코더를 포함하는 카메라 모듈

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61205093A (ja) * 1985-03-08 1986-09-11 Mitsubishi Electric Corp カラ−静止画像高能率符号化装置
CA1289656C (en) 1985-02-28 1991-09-24 Tokumichi Murakami Interframe adaptive vector quantization encoding apparatus
JP2940304B2 (ja) * 1992-06-15 1999-08-25 松下電器産業株式会社 高能率符号化装置および高能率符号化方法および高能率符号化装置の復号装置
EP0788282B1 (en) 1996-02-05 2010-01-20 Panasonic Corporation Quantization method
JP2933563B2 (ja) * 1996-04-02 1999-08-16 松下電器産業株式会社 画像符号化装置、画像復号化装置および画像符号化・復号化装置
US6744928B1 (en) * 1997-03-12 2004-06-01 Matsushita Electric Industrial Co., Ltd. Variable-length decoding method and apparatus employing code length and a recording medium
JPH11341288A (ja) * 1998-05-26 1999-12-10 Hitachi Ltd ディジタル映像システム
JP2000244935A (ja) * 1998-12-21 2000-09-08 Nikon Corp 画像データ圧縮方法
US6744929B1 (en) * 1999-11-18 2004-06-01 Nikon Corporation Image data compression method image data compression apparatus and recording medium and data signal for providing image data compression program
US6757429B2 (en) * 2001-02-21 2004-06-29 Boly Media Communications Inc. Method of compressing digital images
JP2003143606A (ja) * 2001-10-31 2003-05-16 Sony Corp 画像信号処理方法及び画像信号処理装置
JP2003259393A (ja) * 2002-03-01 2003-09-12 Sony Corp 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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20130069373A (ko) * 2011-12-15 2013-06-26 삼성전자주식회사 촬상 장치 및 화상 처리 방법
KR20190006124A (ko) * 2017-07-06 2019-01-17 삼성디스플레이 주식회사 영상 신호 처리 장치 및 그것을 포함하는 표시 장치

Also Published As

Publication number Publication date
WO2007013335A1 (ja) 2007-02-01
CN101233765A (zh) 2008-07-30
CN101233765B (zh) 2012-07-04
JP4769039B2 (ja) 2011-09-07
JP2007036566A (ja) 2007-02-08
US20100142811A1 (en) 2010-06-10
US8275207B2 (en) 2012-09-25
EP1912445A4 (en) 2010-08-25
EP1912445A1 (en) 2008-04-16

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PA0105 International application

Patent event date: 20080126

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid