JP2002237954A - 画像データ圧縮方法 - Google Patents

画像データ圧縮方法

Info

Publication number
JP2002237954A
JP2002237954A JP2001343224A JP2001343224A JP2002237954A JP 2002237954 A JP2002237954 A JP 2002237954A JP 2001343224 A JP2001343224 A JP 2001343224A JP 2001343224 A JP2001343224 A JP 2001343224A JP 2002237954 A JP2002237954 A JP 2002237954A
Authority
JP
Japan
Prior art keywords
block
sub
image
blocks
value
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.)
Pending
Application number
JP2001343224A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002237954A5 (enExample
Inventor
Jay S Gondek
ジェイ・エス・ゴンデク
Ranjit Bhaskar
ランジット・バースカー
Steven O Miller
スティーブン・オー・ミラー
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.)
HP Inc
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of JP2002237954A publication Critical patent/JP2002237954A/ja
Publication of JP2002237954A5 publication Critical patent/JP2002237954A5/ja
Pending legal-status Critical Current

Links

Classifications

    • 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

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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP2001343224A 2000-11-09 2001-11-08 画像データ圧縮方法 Pending JP2002237954A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/710,810 US6972868B1 (en) 2000-11-09 2000-11-09 Image data compression method
US09/710810 2000-11-09

Publications (2)

Publication Number Publication Date
JP2002237954A true JP2002237954A (ja) 2002-08-23
JP2002237954A5 JP2002237954A5 (enExample) 2005-07-07

Family

ID=24855639

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001343224A Pending JP2002237954A (ja) 2000-11-09 2001-11-08 画像データ圧縮方法

Country Status (3)

Country Link
US (1) US6972868B1 (enExample)
JP (1) JP2002237954A (enExample)
GB (1) GB2371162B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010011386A (ja) * 2008-06-30 2010-01-14 Nec Electronics Corp 画像処理回路、及びそれを搭載する表示パネルドライバ並びに表示装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1538844A3 (en) * 2003-11-26 2006-05-31 Samsung Electronics Co., Ltd. Color image residue transformation and encoding method
KR100647294B1 (ko) 2004-11-09 2006-11-23 삼성전자주식회사 화상 데이터 부호화 및 복호화 방법 및 장치
US7450134B2 (en) * 2004-11-18 2008-11-11 Time Warner Cable Inc. Methods and apparatus for encoding and decoding images
FI20050113A7 (fi) * 2005-02-01 2006-08-02 Head Inhimillinen Tekijae Oy Menetelmä kuvainformaation käsittelemiseksi
JP2009060153A (ja) * 2005-12-21 2009-03-19 Panasonic Corp 面内予測モード決定方法及び装置及びプログラム
US7652250B2 (en) * 2006-06-26 2010-01-26 Matthew Erdtmann Noise reduction method for imaging devices
ITVA20060060A1 (it) * 2006-10-06 2008-04-07 St Microelectronics R&D Ltd Metodo e relativo dispositivo per stimare il livello di rumore gaussiano bianco che corrompe un'immagine digitale
JP2009037298A (ja) * 2007-07-31 2009-02-19 Brother Ind Ltd データ送信装置及びプログラム
US8090216B2 (en) * 2008-04-16 2012-01-03 Aptina Imaging Corporation Image noise level estimation from JPEG data
US20130041575A1 (en) * 2011-02-08 2013-02-14 James Cole System and Method for Predicting Aircraft Gate Arrival Times
US9113133B2 (en) * 2012-01-31 2015-08-18 Prime Image Delaware, Inc. Method and system for detecting a vertical cut in a video signal for the purpose of time alteration
US9621764B2 (en) 2013-07-31 2017-04-11 Hewlett-Packard Development Company, L.P. Printer cartridge and memory device containing a compressed color table
KR101906078B1 (ko) 2015-05-15 2018-10-08 휴렛-팩커드 디벨롭먼트 컴퍼니, 엘.피. 압축된 다차원 색상표를 포함하는 프린터 카트리지 및 메모리 디바이스
US20250014226A1 (en) * 2023-07-07 2025-01-09 Sony Interactive Entertainment LLC Optimized partition selection for bc7 texture encoding

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Publication number Priority date Publication date Assignee Title
DE3483521D1 (de) 1984-01-16 1990-12-06 Ibm Verfahren zum kodieren und dekodieren eines digitalen bildes.
GB8708010D0 (en) 1987-04-03 1987-05-07 Crosfield Electronics Ltd Image reprocessing
EP0377698A4 (en) 1988-05-27 1993-09-22 Wang Laboratories Inc. Document manipulation in a data processing system
US5060286A (en) 1989-01-19 1991-10-22 Hewlett-Packard Company Raster row and byte group graphics images data compression method
US5046119A (en) 1990-03-16 1991-09-03 Apple Computer, Inc. Method and apparatus for compressing and decompressing color video data with an anti-aliasing mode
US5377018A (en) 1992-06-22 1994-12-27 Media Vision Video compression and decompression using block selection and subdivision
US5483622A (en) 1992-09-03 1996-01-09 Hewlett-Packard Company Page printer having automatic font compression
US5392072A (en) 1992-10-23 1995-02-21 International Business Machines Inc. Hybrid video compression system and method capable of software-only decompression in selected multimedia systems
AU6099594A (en) * 1993-02-03 1994-08-29 Qualcomm Incorporated Interframe video encoding and decoding system
US5490237A (en) 1993-04-26 1996-02-06 Hewlett-Packard Company Page printer having improved system for receiving and printing raster pixel image data from a host computer
US5715070A (en) 1994-04-28 1998-02-03 Ricoh Company, Ltd. Freely configurable image processing apparatus
US5585944A (en) * 1994-05-10 1996-12-17 Kaleida Labs, Inc. Method for compressing and decompressing images by subdividing pixel color distributions
EP0689168B1 (en) * 1994-06-23 2002-11-27 Canon Kabushiki Kaisha Image processing method and apparatus
US5617517A (en) 1994-09-20 1997-04-01 Seiko Epson Corporation Two-dimensional method and system for compressing bi-level images
US5649074A (en) 1995-01-31 1997-07-15 Hewlett-Packard Company Raster image data compression method and system
JP3748164B2 (ja) 1998-02-06 2006-02-22 富士通株式会社 パターン抽出装置
US6529634B1 (en) 1999-11-08 2003-03-04 Qualcomm, Inc. Contrast sensitive variance based adaptive block size DCT image compression

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010011386A (ja) * 2008-06-30 2010-01-14 Nec Electronics Corp 画像処理回路、及びそれを搭載する表示パネルドライバ並びに表示装置
US7912304B2 (en) 2008-06-30 2011-03-22 Renesas Electronics Corporation Image processing circuit, and display panel driver and display device mounting the circuit
US8111933B2 (en) 2008-06-30 2012-02-07 Renesas Electronics Corporation Image processing circuit, and display panel driver and display device mounting the circuit
US8385668B2 (en) 2008-06-30 2013-02-26 Renesas Electronics Corporation Image processing circuit, and display panel driver and display device mounting the circuit
US8923636B2 (en) 2008-06-30 2014-12-30 Renesas Sp Drivers Inc. Image processing circuit, and display panel driver and display device mounting the circuit

Also Published As

Publication number Publication date
GB2371162A (en) 2002-07-17
GB2371162B (en) 2004-10-13
GB0126792D0 (en) 2002-01-02
US6972868B1 (en) 2005-12-06

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