FR2703482B1 - Procédé de mise à jour de la taille de l'intervalle dans la méthode du codage arithmétique. - Google Patents

Procédé de mise à jour de la taille de l'intervalle dans la méthode du codage arithmétique.

Info

Publication number
FR2703482B1
FR2703482B1 FR9303589A FR9303589A FR2703482B1 FR 2703482 B1 FR2703482 B1 FR 2703482B1 FR 9303589 A FR9303589 A FR 9303589A FR 9303589 A FR9303589 A FR 9303589A FR 2703482 B1 FR2703482 B1 FR 2703482B1
Authority
FR
France
Prior art keywords
updating
interval
size
arithmetic coding
coding method
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
FR9303589A
Other languages
English (en)
Other versions
FR2703482A1 (fr
Inventor
William Printz Harry
Peter Stubley
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.)
Compaq Computer Holding Ltd
Original Assignee
Digital Equipment International 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 Digital Equipment International Ltd filed Critical Digital Equipment International Ltd
Priority to FR9303589A priority Critical patent/FR2703482B1/fr
Publication of FR2703482A1 publication Critical patent/FR2703482A1/fr
Application granted granted Critical
Publication of FR2703482B1 publication Critical patent/FR2703482B1/fr
Priority to US08/549,467 priority patent/US5594674A/en
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
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H03M7/4006—Conversion to or from arithmetic code

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
FR9303589A 1993-03-29 1993-03-29 Procédé de mise à jour de la taille de l'intervalle dans la méthode du codage arithmétique. Expired - Fee Related FR2703482B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9303589A FR2703482B1 (fr) 1993-03-29 1993-03-29 Procédé de mise à jour de la taille de l'intervalle dans la méthode du codage arithmétique.
US08/549,467 US5594674A (en) 1993-03-29 1995-10-27 Code point update device in the arithmetic coding method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9303589A FR2703482B1 (fr) 1993-03-29 1993-03-29 Procédé de mise à jour de la taille de l'intervalle dans la méthode du codage arithmétique.

Publications (2)

Publication Number Publication Date
FR2703482A1 FR2703482A1 (fr) 1994-10-07
FR2703482B1 true FR2703482B1 (fr) 1995-06-02

Family

ID=9445447

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9303589A Expired - Fee Related FR2703482B1 (fr) 1993-03-29 1993-03-29 Procédé de mise à jour de la taille de l'intervalle dans la méthode du codage arithmétique.

Country Status (2)

Country Link
US (1) US5594674A (fr)
FR (1) FR2703482B1 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6952823B2 (en) * 1998-09-01 2005-10-04 Pkware, Inc. Software patch generator using compression techniques
US6318156B1 (en) * 1999-10-28 2001-11-20 Micro Motion, Inc. Multiphase flow measurement system
US20060143249A1 (en) * 2000-03-09 2006-06-29 Pkware, Inc. System and method for manipulating and managing computer archive files
US20060143237A1 (en) * 2000-03-09 2006-06-29 Pkware, Inc. System and method for manipulating and managing computer archive files
US8230482B2 (en) 2000-03-09 2012-07-24 Pkware, Inc. System and method for manipulating and managing computer archive files
US7844579B2 (en) * 2000-03-09 2010-11-30 Pkware, Inc. System and method for manipulating and managing computer archive files
US20060143199A1 (en) * 2000-03-09 2006-06-29 Pkware, Inc. System and method for manipulating and managing computer archive files
US6879988B2 (en) * 2000-03-09 2005-04-12 Pkware System and method for manipulating and managing computer archive files
US20060155788A1 (en) * 2000-03-09 2006-07-13 Pkware, Inc. System and method for manipulating and managing computer archive files
US20060173847A1 (en) * 2000-03-09 2006-08-03 Pkware, Inc. System and method for manipulating and managing computer archive files
US8959582B2 (en) 2000-03-09 2015-02-17 Pkware, Inc. System and method for manipulating and managing computer archive files
US20060143253A1 (en) * 2000-03-09 2006-06-29 Pkware, Inc. System and method for manipulating and managing computer archive files
US20050015608A1 (en) * 2003-07-16 2005-01-20 Pkware, Inc. Method for strongly encrypting .ZIP files
US20060143180A1 (en) * 2000-03-09 2006-06-29 Pkware, Inc. System and method for manipulating and managing computer archive files

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4286256A (en) * 1979-11-28 1981-08-25 International Business Machines Corporation Method and means for arithmetic coding utilizing a reduced number of operations
US4467317A (en) * 1981-03-30 1984-08-21 International Business Machines Corporation High-speed arithmetic compression coding using concurrent value updating
US4891643A (en) * 1986-09-15 1990-01-02 International Business Machines Corporation Arithmetic coding data compression/de-compression by selectively employed, diverse arithmetic coding encoders and decoders
IL86993A (en) * 1988-07-05 1991-07-18 Ibm Israel Method of generating a compressed representation of a source data string
US5313204A (en) * 1991-04-25 1994-05-17 Mitsubishi Denki Kabushiki Kaisha Encoding and decoding devices with predictor and detector

Also Published As

Publication number Publication date
FR2703482A1 (fr) 1994-10-07
US5594674A (en) 1997-01-14

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Legal Events

Date Code Title Description
ST Notification of lapse