DE69324561D1 - Verfahren und Gerät zur Delta-Reihendekompression - Google Patents

Verfahren und Gerät zur Delta-Reihendekompression

Info

Publication number
DE69324561D1
DE69324561D1 DE69324561T DE69324561T DE69324561D1 DE 69324561 D1 DE69324561 D1 DE 69324561D1 DE 69324561 T DE69324561 T DE 69324561T DE 69324561 T DE69324561 T DE 69324561T DE 69324561 D1 DE69324561 D1 DE 69324561D1
Authority
DE
Germany
Prior art keywords
decompression method
delta row
row decompression
delta
row
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
DE69324561T
Other languages
English (en)
Other versions
DE69324561T2 (de
Inventor
Gary L Vondran
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.)
Hewlett Packard Development Co LP
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
Application granted granted Critical
Publication of DE69324561D1 publication Critical patent/DE69324561D1/de
Publication of DE69324561T2 publication Critical patent/DE69324561T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
    • G06K15/02—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers
    • G06K15/12—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers
    • 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
    • H03M7/3066—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction by means of a mask or a bit-map
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K2215/00—Arrangements for producing a permanent visual presentation of the output data
    • G06K2215/0002—Handling the output data
    • G06K2215/0005—Accepting output data; Preparing data for the controlling system
    • G06K2215/0011—Accepting output data; Preparing data for the controlling system characterised by a particular command or data flow, e.g. Page Description Language, configuration commands
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K2215/00—Arrangements for producing a permanent visual presentation of the output data
    • G06K2215/0002—Handling the output data
    • G06K2215/0005—Accepting output data; Preparing data for the controlling system
    • G06K2215/0014—Transforming the printer input data into internal codes
DE69324561T 1993-01-25 1993-10-26 Verfahren und Gerät zur Delta-Reihendekompression Expired - Fee Related DE69324561T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/009,490 US5452405A (en) 1993-01-25 1993-01-25 Method and apparatus for delta row decompression

Publications (2)

Publication Number Publication Date
DE69324561D1 true DE69324561D1 (de) 1999-05-27
DE69324561T2 DE69324561T2 (de) 1999-08-12

Family

ID=21737984

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69324561T Expired - Fee Related DE69324561T2 (de) 1993-01-25 1993-10-26 Verfahren und Gerät zur Delta-Reihendekompression

Country Status (4)

Country Link
US (1) US5452405A (de)
EP (1) EP0608492B1 (de)
JP (1) JPH06282411A (de)
DE (1) DE69324561T2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07304231A (ja) * 1994-05-09 1995-11-21 Hewlett Packard Co <Hp> 画像形成装置
US5649074A (en) * 1995-01-31 1997-07-15 Hewlett-Packard Company Raster image data compression method and system
JP3116989B2 (ja) * 1995-10-16 2000-12-11 セイコーエプソン株式会社 圧縮された２値画像データの復元装置
US5859958A (en) * 1995-11-14 1999-01-12 Apple Computer, Inc. Compact representation of object slices for rendering raster graphics
US5963716A (en) * 1996-12-02 1999-10-05 Hewlett-Packard Company Bi-directional data stream decompression
JP2000285069A (ja) * 1999-03-31 2000-10-13 Copyer Co Ltd 同期式シリアル通信方法及び同期式シリアル通信システム
DE10012521C2 (de) * 2000-03-15 2002-12-19 Heidelberger Druckmasch Ag Verfahren zur Komprimierung von Druckdaten
US7185041B1 (en) 2001-10-05 2007-02-27 Unisys Corporation Circuit and method for high-speed execution of modulo division
US6624762B1 (en) 2002-04-11 2003-09-23 Unisys Corporation Hardware-based, LZW data compression co-processor
US7158255B2 (en) * 2002-06-18 2007-01-02 Lexmark International, Inc. Method for printing shingling print data
US6892207B2 (en) * 2003-01-24 2005-05-10 Hewlett-Packard Development Company, L.P. Method of updating data in a compressed data structure
US7457177B2 (en) 2005-12-21 2008-11-25 Infineon Technologies Ag Random access memory including circuit to compress comparison results
JP6052593B2 (ja) * 2012-10-18 2016-12-27 富士ゼロックス株式会社 情報変換装置、情報復元装置、画像形成装置および画像形成システム
CN103957013A (zh) * 2014-05-12 2014-07-30 东南大学成贤学院 一种Gzip硬件压缩方法
AU2016273973A1 (en) 2016-12-16 2018-07-05 Canon Kabushiki Kaisha Transcode PCL delta-row compressed image to edges

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4305050A (en) * 1978-02-06 1981-12-08 Deltalab Research, Inc. Circuitry for generating reference signal for delta encoding systems
US4393404A (en) * 1981-02-26 1983-07-12 Zenith Radio Corporation Special services teletext communications system
US4809081A (en) * 1987-06-10 1989-02-28 Gould Inc. Method and apparatus for decompressing encoded data
US5170445A (en) * 1987-08-04 1992-12-08 Brooktree Corporation Document decompressing system
EP0302432A3 (de) * 1987-08-04 1991-02-27 Brooktree Corporation Vorlagendekompressionssystem
US5033105A (en) * 1987-08-11 1991-07-16 Apple Computer Video compression algorithm
JP2755308B2 (ja) * 1988-08-31 1998-05-20 キヤノン株式会社 出力方法及びその装置
US5060286A (en) * 1989-01-19 1991-10-22 Hewlett-Packard Company Raster row and byte group graphics images data compression method
US4929946A (en) * 1989-02-09 1990-05-29 Storage Technology Corporation Adaptive data compression apparatus including run length encoding for a tape drive system
KR920007909B1 (ko) * 1989-11-18 1992-09-19 삼성전자 주식회사 램 테스트시 고속 기록방법
JP3083344B2 (ja) * 1990-05-25 2000-09-04 ヒューレット・パッカード・カンパニー データの圧縮及び圧縮解除方法
JPH0753454B2 (ja) * 1990-07-06 1995-06-07 株式会社日立製作所 テキスト情報処理装置
US5130809A (en) * 1991-05-06 1992-07-14 Fuji Xerox Co., Ltd. Electrophotographic copier with constant rate data compression and simultaneous storage and decompression of compressed data received on a mutually coupled data bus
US5261049A (en) * 1991-07-22 1993-11-09 International Business Machines Corporation Video RAM architecture incorporating hardware decompression
US5150454A (en) * 1991-10-16 1992-09-22 Patrick Wood Printing system and method
JP2853784B2 (ja) * 1991-11-18 1999-02-03 松下電送 株式会社 符号・復号化装置
US5339164A (en) * 1991-12-24 1994-08-16 Massachusetts Institute Of Technology Method and apparatus for encoding of data using both vector quantization and runlength encoding and using adaptive runlength encoding
US5396228A (en) * 1992-01-16 1995-03-07 Mobile Telecommunications Technologies Methods and apparatus for compressing and decompressing paging data

Also Published As

Publication number Publication date
EP0608492B1 (de) 1999-04-21
EP0608492A3 (de) 1995-02-22
EP0608492A2 (de) 1994-08-03
JPH06282411A (ja) 1994-10-07
US5452405A (en) 1995-09-19
DE69324561T2 (de) 1999-08-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD CO. (N.D.GES.D.STAATES DELAWARE),

8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD DEVELOPMENT CO., L.P., HOUSTON, TE

8339 Ceased/non-payment of the annual fee