DE69014213D1 - Bit-Planmodifikation. - Google Patents

Bit-Planmodifikation.

Info

Publication number
DE69014213D1
DE69014213D1 DE69014213T DE69014213T DE69014213D1 DE 69014213 D1 DE69014213 D1 DE 69014213D1 DE 69014213 T DE69014213 T DE 69014213T DE 69014213 T DE69014213 T DE 69014213T DE 69014213 D1 DE69014213 D1 DE 69014213D1
Authority
DE
Germany
Prior art keywords
plan modification
bit plan
bit
modification
plan
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 - Fee Related
Application number
DE69014213T
Other languages
English (en)
Other versions
DE69014213T2 (de
Inventor
Rex William Davy
David James Harris
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.)
Crosfield Electronics Ltd
Original Assignee
Crosfield Electronics Ltd
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 Crosfield Electronics Ltd filed Critical Crosfield Electronics Ltd
Application granted granted Critical
Publication of DE69014213D1 publication Critical patent/DE69014213D1/de
Publication of DE69014213T2 publication Critical patent/DE69014213T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04N1/411—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • 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
DE69014213T 1989-01-09 1990-01-05 Bit-Planmodifikation. Expired - Fee Related DE69014213T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898900368A GB8900368D0 (en) 1989-01-09 1989-01-09 Bit map modification

Publications (2)

Publication Number Publication Date
DE69014213D1 true DE69014213D1 (de) 1995-01-05
DE69014213T2 DE69014213T2 (de) 1995-04-06

Family

ID=10649767

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69014213T Expired - Fee Related DE69014213T2 (de) 1989-01-09 1990-01-05 Bit-Planmodifikation.

Country Status (5)

Country Link
US (1) US5040233A (de)
EP (1) EP0378316B1 (de)
JP (1) JPH02288984A (de)
DE (1) DE69014213T2 (de)
GB (1) GB8900368D0 (de)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5781196A (en) * 1990-10-19 1998-07-14 Eidos Plc Of The Boat House Video compression by extracting pixel changes exceeding thresholds
EP0487282B1 (de) * 1990-11-19 2000-03-01 Canon Kabushiki Kaisha Bildverarbeitungsgerät und -Verfahren
US5490260A (en) * 1990-12-14 1996-02-06 Ceram, Inc. Solid-state RAM data storage for virtual memory computer using fixed-sized swap pages with selective compressed/uncompressed data store according to each data size
US5237460A (en) * 1990-12-14 1993-08-17 Ceram, Inc. Storage of compressed data on random access storage devices
JP3297445B2 (ja) * 1991-04-23 2002-07-02 キヤノン株式会社 出力方法及び装置
JP2744358B2 (ja) * 1991-04-23 1998-04-28 キヤノン株式会社 イメ−ジデ−タ展開制御装置及びイメ−ジデ−タ展開制御方法
JP3029136B2 (ja) * 1991-04-25 2000-04-04 キヤノン株式会社 出力方法及び装置
US6041144A (en) * 1991-09-17 2000-03-21 Canon Kabushiki Kaisha Image processing apparatus
US5150454A (en) * 1991-10-16 1992-09-22 Patrick Wood Printing system and method
US5838834A (en) * 1991-11-07 1998-11-17 Canon Kabushiki Kaisha Image processing apparatus and method for quantizing image data and quantization errors using single quantizing unit and pluralities of quantization tables
EP0586074B1 (de) * 1992-07-31 2001-11-14 Canon Kabushiki Kaisha Bildverarbeitungsgerät und Verfahren zur mehrstufigen Kompression
US6028961A (en) * 1992-07-31 2000-02-22 Canon Kabushiki Kaisha Image processing method and apparatus
US5768424A (en) * 1993-01-15 1998-06-16 Canon, Inc. Compression factor adjustment to facilitate image display
WO1994019768A1 (en) * 1993-02-19 1994-09-01 Oakleigh Systems, Inc. Compressed bios system
US5602976A (en) * 1993-02-23 1997-02-11 Adobe Systems Incorporated Method and apparatus for saving printer memory
CN1092446C (zh) * 1993-05-31 2002-10-09 佳能株式会社 图象处理方法和装置
GB2278973B (en) * 1993-06-11 1997-10-29 Quantel Ltd Video image processing systems
JP2720926B2 (ja) * 1993-10-26 1998-03-04 富士ゼロックス株式会社 画像符号化装置
US5636294A (en) * 1994-08-09 1997-06-03 Unisys Corporation Method and apparatus for truncation of images during data compression
US5625712A (en) * 1994-12-14 1997-04-29 Management Graphics, Inc. Iterative compression of digital images
US5721720A (en) * 1994-12-28 1998-02-24 Kabushiki Kaisha Toshiba Optical recording medium recording pixel data as a compressed unit data block
US6009202A (en) * 1994-12-28 1999-12-28 Kabushiki Kaisha Toshiba Image information encoding/decoding system
US5610995A (en) * 1995-06-06 1997-03-11 United Parcel Service Of America, Inc. Method and apparatus for compressing images containing optical symbols
US6263106B1 (en) * 1995-07-04 2001-07-17 Asahi Kogaku Kogyo Kabushiki Kaisha Image data compression device having compression inhibiting function
JPH0981763A (ja) * 1995-07-07 1997-03-28 Oki Data:Kk 文字・イメージ混在データの圧縮方法及び装置
JPH0970044A (ja) * 1995-08-31 1997-03-11 Sony Corp 画像信号処理装置および方法
JPH09307726A (ja) * 1996-05-17 1997-11-28 Oki Data:Kk 画像圧縮・復元装置
US6269190B1 (en) * 1996-09-24 2001-07-31 Electronics For Imaging, Inc. Computer system for processing images using a virtual frame buffer
US5995724A (en) * 1996-11-01 1999-11-30 Mikkelsen; Carl Image process system and process using personalization techniques
US6272113B1 (en) 1998-09-11 2001-08-07 Compaq Computer Corporation Network controller system that uses multicast heartbeat packets
US6229538B1 (en) 1998-09-11 2001-05-08 Compaq Computer Corporation Port-centric graphic representations of network controllers
US6381218B1 (en) 1998-09-11 2002-04-30 Compaq Computer Corporation Network controller system that uses directed heartbeat packets
US7558322B2 (en) * 2001-03-13 2009-07-07 Vidunas Joseph P Method and apparatus for temporal wavelet compression
JP4003945B2 (ja) * 2002-08-26 2007-11-07 株式会社リコー 画像処理装置、画像処理方法、プログラム及び記憶媒体
EP3213162B1 (de) * 2014-10-29 2018-11-28 Siemens Aktiengesellschaft Automatische auswahl eines kompressionsalgorithmus und parameterabstimmung auf der grundlage von kontextuellem wissen
US10304155B2 (en) * 2017-02-24 2019-05-28 Advanced Micro Devices, Inc. Delta color compression application to video

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4291339A (en) * 1977-05-16 1981-09-22 Ricoh Company, Ltd. Facsimile transceiver
IT1155650B (it) * 1982-03-19 1987-01-28 Olivetti & Co Spa Metodo ed apparecchiatura di compressione e decompressione di informazioni digitali di immagini
US5086434A (en) * 1985-09-30 1992-02-04 Canon Kabushiki Kaisha Data communication process and apparatus for data transmission in blocks which may include mixed data types
US4743959A (en) * 1986-09-17 1988-05-10 Frederiksen Jeffrey E High resolution color video image acquisition and compression system
GB8708010D0 (en) * 1987-04-03 1987-05-07 Crosfield Electronics Ltd Image reprocessing

Also Published As

Publication number Publication date
GB8900368D0 (en) 1989-03-08
US5040233A (en) 1991-08-13
DE69014213T2 (de) 1995-04-06
EP0378316A1 (de) 1990-07-18
EP0378316B1 (de) 1994-11-23
JPH02288984A (ja) 1990-11-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee