SG66494A1 - Method and apparatus for providing improved data compression efficiency for an adaptive data compressor - Google Patents

Method and apparatus for providing improved data compression efficiency for an adaptive data compressor

Info

Publication number
SG66494A1
SG66494A1 SG1998003740A SG1998003740A SG66494A1 SG 66494 A1 SG66494 A1 SG 66494A1 SG 1998003740 A SG1998003740 A SG 1998003740A SG 1998003740 A SG1998003740 A SG 1998003740A SG 66494 A1 SG66494 A1 SG 66494A1
Authority
SG
Singapore
Prior art keywords
compression efficiency
providing improved
data compression
adaptive
compressor
Prior art date
Application number
SG1998003740A
Other languages
English (en)
Inventor
David John Craft
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of SG66494A1 publication Critical patent/SG66494A1/en

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
    • H03M7/3084—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction using adaptive string matching, e.g. the Lempel-Ziv method
    • 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
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • 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
    • H03M7/46—Conversion to or from run-length codes, i.e. by representing the number of consecutive digits, or groups of digits, of the same kind by a code word and a digit indicative of that kind

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
SG1998003740A 1997-09-19 1998-09-18 Method and apparatus for providing improved data compression efficiency for an adaptive data compressor SG66494A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/934,335 US5874907A (en) 1997-09-19 1997-09-19 Method and apparatus for providing improved data compression efficiency for an adaptive data compressor

Publications (1)

Publication Number Publication Date
SG66494A1 true SG66494A1 (en) 1999-07-20

Family

ID=25465369

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1998003740A SG66494A1 (en) 1997-09-19 1998-09-18 Method and apparatus for providing improved data compression efficiency for an adaptive data compressor

Country Status (8)

Country Link
US (1) US5874907A (ko)
EP (1) EP0903867B1 (ko)
JP (1) JP3065585B2 (ko)
KR (1) KR100300789B1 (ko)
DE (1) DE69833094T2 (ko)
MY (1) MY115600A (ko)
SG (1) SG66494A1 (ko)
TW (1) TW410505B (ko)

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EP0977152A3 (en) * 1998-07-28 2000-12-27 Xerox Corporation Data compression apparatus using matching string
US6624761B2 (en) 1998-12-11 2003-09-23 Realtime Data, Llc Content independent data compression method and system
US6604158B1 (en) * 1999-03-11 2003-08-05 Realtime Data, Llc System and methods for accelerated data storage and retrieval
US6601104B1 (en) 1999-03-11 2003-07-29 Realtime Data Llc System and methods for accelerated data storage and retrieval
DE19962971A1 (de) * 1999-12-24 2001-06-28 Bosch Gmbh Robert Verfahren zur Datenübertragung über ein Bussystem
US20010047473A1 (en) 2000-02-03 2001-11-29 Realtime Data, Llc Systems and methods for computer initialization
US20030191876A1 (en) * 2000-02-03 2003-10-09 Fallon James J. Data storewidth accelerator
US9143546B2 (en) 2000-10-03 2015-09-22 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
US7417568B2 (en) * 2000-10-03 2008-08-26 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
EP2275947B1 (en) * 2001-12-10 2013-05-29 SAP Portals Israel Ltd. Apparatus and method for optimized and secured reflection of network services to remote locations
DE10301362B4 (de) * 2003-01-16 2005-06-09 GEMAC-Gesellschaft für Mikroelektronikanwendung Chemnitz mbH Blockdatenkompressionssystem, bestehend aus einer Kompressionseinrichtung und einer Dekompressionseinrichtung, und Verfahren zur schnellen Blockdatenkompression mit Multi-Byte-Suche
US9614772B1 (en) 2003-10-20 2017-04-04 F5 Networks, Inc. System and method for directing network traffic in tunneling applications
US7103685B1 (en) * 2004-01-16 2006-09-05 Xilinx, Inc. Bitstream compression with don't care values
US8024483B1 (en) 2004-10-01 2011-09-20 F5 Networks, Inc. Selective compression for network connections
US7937510B1 (en) 2005-02-01 2011-05-03 Altera Corporation Lempel Ziv compression architecture
US7109895B1 (en) * 2005-02-01 2006-09-19 Altera Corporation High performance Lempel Ziv compression architecture
US7482954B1 (en) 2005-02-25 2009-01-27 Xilinx, Inc. Bitstream compression for a programmable device
US7783781B1 (en) 2005-08-05 2010-08-24 F5 Networks, Inc. Adaptive compression
US8533308B1 (en) 2005-08-12 2013-09-10 F5 Networks, Inc. Network traffic management through protocol-configurable transaction processing
US8275909B1 (en) * 2005-12-07 2012-09-25 F5 Networks, Inc. Adaptive compression
US7882084B1 (en) 2005-12-30 2011-02-01 F5 Networks, Inc. Compression of data transmitted over a network
US7873065B1 (en) 2006-02-01 2011-01-18 F5 Networks, Inc. Selectively enabling network packet concatenation based on metrics
US8565088B1 (en) 2006-02-01 2013-10-22 F5 Networks, Inc. Selectively enabling packet concatenation based on a transaction boundary
US8417833B1 (en) 2006-11-29 2013-04-09 F5 Networks, Inc. Metacodec for optimizing network data compression based on comparison of write and read rates
US9106606B1 (en) 2007-02-05 2015-08-11 F5 Networks, Inc. Method, intermediate device and computer program code for maintaining persistency
US8238677B2 (en) * 2008-03-07 2012-08-07 International Business Machines Corporation Adaptive lossless data compression method for compression of color image data
GR1008346B (el) * 2013-11-04 2014-11-03 Νικολαος Χρηστου Πετρελλης Μεθοδος και συσκευη παρεμβολης για πιστοτερη αναπαρασταση και συμπιεση σηματος
US11158364B2 (en) 2019-05-31 2021-10-26 Micron Technology, Inc. Apparatuses and methods for tracking victim rows
US11158373B2 (en) * 2019-06-11 2021-10-26 Micron Technology, Inc. Apparatuses, systems, and methods for determining extremum numerical values
US11863209B2 (en) * 2021-08-18 2024-01-02 Pixart Imaging Inc. Integrated circuit and method capable of minimizing circuit area of non-volatile memory circuit

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FR2396479A1 (fr) * 1977-06-30 1979-01-26 Cit Alcatel Installation de transmission de fac-simile a reduction de redondance
US4679094A (en) * 1986-10-14 1987-07-07 The Associated Press Method for compression and transmission of video information
US5016009A (en) * 1989-01-13 1991-05-14 Stac, Inc. Data compression apparatus and method
JPH088642B2 (ja) * 1989-07-27 1996-01-29 富士通株式会社 網点画像データ圧縮装置
CA2077271C (en) * 1991-12-13 1998-07-28 David J. Craft Method and apparatus for compressing data
US5486826A (en) * 1994-05-19 1996-01-23 Ps Venture 1 Llc Method and apparatus for iterative compression of digital data
US5612693A (en) * 1994-12-14 1997-03-18 International Business Machines Corporation Sliding window data compression using a toroidal bit shift register
KR100254402B1 (ko) * 1994-12-19 2000-05-01 전주범 줄-길이 부호화방법 및 줄-길이 부호화기
US5608396A (en) * 1995-02-28 1997-03-04 International Business Machines Corporation Efficient Ziv-Lempel LZI data compression system using variable code fields
US5627534A (en) * 1995-03-23 1997-05-06 International Business Machines Corporation Dual stage compression of bit mapped image data using refined run length and LZ compression

Also Published As

Publication number Publication date
DE69833094T2 (de) 2006-08-31
KR100300789B1 (ko) 2001-09-22
KR19990029322A (ko) 1999-04-26
JP3065585B2 (ja) 2000-07-17
JPH11145848A (ja) 1999-05-28
EP0903867B1 (en) 2006-01-04
DE69833094D1 (de) 2006-03-30
EP0903867A1 (en) 1999-03-24
TW410505B (en) 2000-11-01
MY115600A (en) 2003-07-31
US5874907A (en) 1999-02-23

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