DE69802520D1 - Verfahren und vorrichtung zur verlustfreien datenkompression - Google Patents

Verfahren und vorrichtung zur verlustfreien datenkompression

Info

Publication number
DE69802520D1
DE69802520D1 DE69802520T DE69802520T DE69802520D1 DE 69802520 D1 DE69802520 D1 DE 69802520D1 DE 69802520 T DE69802520 T DE 69802520T DE 69802520 T DE69802520 T DE 69802520T DE 69802520 D1 DE69802520 D1 DE 69802520D1
Authority
DE
Germany
Prior art keywords
compression
loss
data compression
free data
digital data
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
DE69802520T
Other languages
English (en)
Other versions
DE69802520T2 (de
Inventor
E Langley
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.)
Premier Research LLC
Original Assignee
Premier Research LLC
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 Premier Research LLC filed Critical Premier Research LLC
Publication of DE69802520D1 publication Critical patent/DE69802520D1/de
Application granted granted Critical
Publication of DE69802520T2 publication Critical patent/DE69802520T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
DE69802520T 1997-04-18 1998-04-10 Verfahren und vorrichtung zur verlustfreien datenkompression Expired - Fee Related DE69802520T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/837,481 US5818368A (en) 1997-04-18 1997-04-18 Method and apparatus for lossless digital data compression
PCT/US1998/007074 WO1998048516A1 (en) 1997-04-18 1998-04-10 Method and apparatus for lossless digital data compression

Publications (2)

Publication Number Publication Date
DE69802520D1 true DE69802520D1 (de) 2001-12-20
DE69802520T2 DE69802520T2 (de) 2002-05-29

Family

ID=25274574

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69802520T Expired - Fee Related DE69802520T2 (de) 1997-04-18 1998-04-10 Verfahren und vorrichtung zur verlustfreien datenkompression

Country Status (14)

Country Link
US (1) US5818368A (de)
EP (1) EP0976199B1 (de)
JP (1) JP2001522548A (de)
KR (1) KR20010006554A (de)
CN (1) CN1257621A (de)
AT (1) ATE208971T1 (de)
AU (1) AU744107B2 (de)
CA (1) CA2285598A1 (de)
DE (1) DE69802520T2 (de)
DK (1) DK0976199T3 (de)
ES (1) ES2167883T3 (de)
IL (1) IL132423A0 (de)
PT (1) PT976199E (de)
WO (1) WO1998048516A1 (de)

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US6624761B2 (en) 1998-12-11 2003-09-23 Realtime Data, Llc Content independent data compression method and system
US6195024B1 (en) 1998-12-11 2001-02-27 Realtime Data, Llc Content independent data compression method and system
US6601104B1 (en) 1999-03-11 2003-07-29 Realtime Data Llc System and methods for accelerated data storage and retrieval
US6604158B1 (en) 1999-03-11 2003-08-05 Realtime Data, Llc System and methods for accelerated data storage and retrieval
WO2001029972A1 (en) * 1999-10-19 2001-04-26 Pulsar Dna, Inc. Data file processing method
US20010047473A1 (en) 2000-02-03 2001-11-29 Realtime Data, Llc Systems and methods for computer initialization
US7417568B2 (en) 2000-10-03 2008-08-26 Realtime Data Llc System and method for data feed acceleration and encryption
US8692695B2 (en) 2000-10-03 2014-04-08 Realtime Data, Llc Methods for encoding and decoding data
US9143546B2 (en) 2000-10-03 2015-09-22 Realtime Data Llc System and method for data feed acceleration and encryption
US7386046B2 (en) 2001-02-13 2008-06-10 Realtime Data Llc Bandwidth sensitive data compression and decompression
US7039106B2 (en) * 2002-03-25 2006-05-02 Intel Corporation Processing digital data prior to compression
NZ546498A (en) * 2003-10-17 2007-05-31 Pacbyte Software Pty Ltd Data compression system and method
CN1331088C (zh) * 2004-05-28 2007-08-08 凌阳科技股份有限公司 压缩打印资料的方法
US7061405B2 (en) * 2004-10-15 2006-06-13 Yazaki North America, Inc. Device and method for interfacing video devices over a fiber optic link
US7769730B2 (en) * 2005-10-24 2010-08-03 Softjin Technologies Private Limited Method and system for data compression and decompression
CA2816367C (en) * 2010-11-02 2018-02-20 I-CES (Innovative Compression Engineering Solutions) Method for compressing digital values of image, audio and/or video files.
US8847798B2 (en) * 2012-12-17 2014-09-30 Maxeler Technologies, Ltd. Systems and methods for data compression and parallel, pipelined decompression
CN103546161A (zh) * 2013-10-31 2014-01-29 江苏引跑网络科技有限公司 基于二进制位处理的无损压缩方法
US9407287B2 (en) * 2014-10-21 2016-08-02 Huawei Technologies Co., Ltd. Parallel history search and encoding for dictionary-based compression
KR102389035B1 (ko) 2017-12-06 2022-04-22 한국전자통신연구원 압축 데이터 송수신 방법 및 이를 위한 장치
CN108235024B (zh) * 2018-02-05 2020-02-07 杭州视为科技有限公司 一种压缩图像的方法和装置
KR20190099930A (ko) 2018-02-20 2019-08-28 삼성전자주식회사 완전 연결 네트워크의 데이터 입력 및 출력을 제어하는 방법 및 장치
CN111384968B (zh) * 2018-12-28 2022-08-09 上海寒武纪信息科技有限公司 数据压缩解压装置和数据解压方法
KR102138892B1 (ko) * 2019-09-24 2020-07-28 심인보 데이터 무손실 압축 장치 및 그 방법

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US4021782A (en) * 1974-01-07 1977-05-03 Hoerning John S Data compaction system and apparatus
US3976844A (en) * 1975-04-04 1976-08-24 Honeywell Information Systems, Inc. Data communication system for transmitting data in compressed form
US4054951A (en) * 1976-06-30 1977-10-18 International Business Machines Corporation Data expansion apparatus
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US4366551A (en) * 1977-06-24 1982-12-28 Holtz Klaus E Associative memory search system
US4463342A (en) * 1979-06-14 1984-07-31 International Business Machines Corporation Method and means for carry-over control in the high order to low order pairwise combining of digits of a decodable set of relatively shifted finite number strings
US4286256A (en) * 1979-11-28 1981-08-25 International Business Machines Corporation Method and means for arithmetic coding utilizing a reduced number of operations
US4295125A (en) * 1980-04-28 1981-10-13 International Business Machines Corporation Method and means for pipeline decoding of the high to low order pairwise combined digits of a decodable set of relatively shifted finite number of strings
US4467317A (en) * 1981-03-30 1984-08-21 International Business Machines Corporation High-speed arithmetic compression coding using concurrent value updating
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US4464650A (en) * 1981-08-10 1984-08-07 Sperry Corporation Apparatus and method for compressing data signals and restoring the compressed data signals
US4560976A (en) * 1981-10-15 1985-12-24 Codex Corporation Data compression
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US4491934A (en) * 1982-05-12 1985-01-01 Heinz Karl E Data compression process
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US5533051A (en) * 1993-03-12 1996-07-02 The James Group Method for data compression

Also Published As

Publication number Publication date
CA2285598A1 (en) 1998-10-29
EP0976199A1 (de) 2000-02-02
AU6894098A (en) 1998-11-13
AU744107B2 (en) 2002-02-14
EP0976199B1 (de) 2001-11-14
CN1257621A (zh) 2000-06-21
WO1998048516A1 (en) 1998-10-29
ATE208971T1 (de) 2001-11-15
IL132423A0 (en) 2001-03-19
JP2001522548A (ja) 2001-11-13
KR20010006554A (ko) 2001-01-26
DK0976199T3 (da) 2002-03-11
US5818368A (en) 1998-10-06
ES2167883T3 (es) 2002-05-16
DE69802520T2 (de) 2002-05-29
PT976199E (pt) 2002-04-29

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Legal Events

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8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee