DE69701183D1 - Datenkompressionsverfahren und -system mit Kontext Baumstruktur Algorithmus - Google Patents

Datenkompressionsverfahren und -system mit Kontext Baumstruktur Algorithmus

Info

Publication number
DE69701183D1
DE69701183D1 DE69701183T DE69701183T DE69701183D1 DE 69701183 D1 DE69701183 D1 DE 69701183D1 DE 69701183 T DE69701183 T DE 69701183T DE 69701183 T DE69701183 T DE 69701183T DE 69701183 D1 DE69701183 D1 DE 69701183D1
Authority
DE
Germany
Prior art keywords
tree structure
data compression
compression method
context tree
tree
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 - Lifetime
Application number
DE69701183T
Other languages
English (en)
Other versions
DE69701183T2 (de
Inventor
Franciscus Maria Johan Willems
Tjalling Jan Tjalkens
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.)
Koninklijke KPN NV
Eindhoven Technical University
Original Assignee
Koninklijke KPN NV
Eindhoven Technical University
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 Koninklijke KPN NV, Eindhoven Technical University filed Critical Koninklijke KPN NV
Publication of DE69701183D1 publication Critical patent/DE69701183D1/de
Application granted granted Critical
Publication of DE69701183T2 publication Critical patent/DE69701183T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
DE69701183T 1997-01-24 1997-01-24 Datenkompressionsverfahren und -system mit Kontext Baumstruktur Algorithmus Expired - Lifetime DE69701183T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP97200199A EP0855803B1 (de) 1997-01-24 1997-01-24 Datenkompressionsverfahren und -system mit Kontext Baumstruktur Algorithmus

Publications (2)

Publication Number Publication Date
DE69701183D1 true DE69701183D1 (de) 2000-02-24
DE69701183T2 DE69701183T2 (de) 2000-06-21

Family

ID=8227953

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69701183T Expired - Lifetime DE69701183T2 (de) 1997-01-24 1997-01-24 Datenkompressionsverfahren und -system mit Kontext Baumstruktur Algorithmus

Country Status (8)

Country Link
US (1) US5986591A (de)
EP (1) EP0855803B1 (de)
AT (1) ATE189087T1 (de)
AU (1) AU727633B2 (de)
CA (1) CA2278605C (de)
DE (1) DE69701183T2 (de)
DK (1) DK0855803T3 (de)
ES (1) ES2143829T3 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6505304B1 (en) * 1998-07-22 2003-01-07 Oki Electric Industry Co, Ltd. Timer apparatus which can simultaneously control a plurality of timers
US6470347B1 (en) 1999-09-01 2002-10-22 International Business Machines Corporation Method, system, program, and data structure for a dense array storing character strings
US7424409B2 (en) * 2001-02-20 2008-09-09 Context-Based 4 Casting (C-B4) Ltd. Stochastic modeling of time distributed sequences
DE20120655U1 (de) 2001-12-20 2002-04-18 Hoermann Kg Antriebstechnik Antriebsvorrichtung mit Kombination aus Signal und Meldung sowie damit versehene Antriebsvorrichtung
US20040128615A1 (en) * 2002-12-27 2004-07-01 International Business Machines Corporation Indexing and querying semi-structured documents

Family Cites Families (10)

* 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
US4494108A (en) * 1981-11-09 1985-01-15 International Business Machines Corporation Adaptive source modeling for data file compression within bounded memory
US5025258A (en) * 1989-06-01 1991-06-18 At&T Bell Laboratories Adaptive probability estimator for entropy encoding/decoding
US5023611A (en) * 1989-07-28 1991-06-11 At&T Bell Laboratories Entropy encoder/decoder including a context extractor
EP0480115A1 (de) * 1990-10-09 1992-04-15 International Business Machines Corporation Verfahren zur Datenkomprimierung und Datenkodierung und Einrichtung zur Durchführung dieses Verfahrens
US5357250A (en) * 1992-11-20 1994-10-18 International Business Machines Corporation Adaptive computation of symbol probabilities in n-ary strings
US5298896A (en) * 1993-03-15 1994-03-29 Bell Communications Research, Inc. Method and system for high order conditional entropy coding
JP2505980B2 (ja) * 1993-04-16 1996-06-12 インターナショナル・ビジネス・マシーンズ・コーポレイション 静的辞書作成方法及びコンピュ―タ実行システム
KR960015195A (ko) * 1994-10-31 1996-05-22 배순훈 트리 구조 이원 연산 코딩 장치
US5689256A (en) * 1995-08-02 1997-11-18 Elnathan; Nathan Tree decoder

Also Published As

Publication number Publication date
US5986591A (en) 1999-11-16
EP0855803A1 (de) 1998-07-29
ATE189087T1 (de) 2000-02-15
AU727633B2 (en) 2000-12-14
ES2143829T3 (es) 2000-05-16
CA2278605A1 (en) 1998-07-30
DE69701183T2 (de) 2000-06-21
AU6294198A (en) 1998-08-18
DK0855803T3 (da) 2000-07-10
CA2278605C (en) 2006-09-12
EP0855803B1 (de) 2000-01-19

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Legal Events

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