DE69528152T2 - Datenkompressionsvorrichtung, Datenexpansionsvorrichtung und System zur Datenkompression und Expansion - Google Patents

Datenkompressionsvorrichtung, Datenexpansionsvorrichtung und System zur Datenkompression und Expansion

Info

Publication number
DE69528152T2
DE69528152T2 DE69528152T DE69528152T DE69528152T2 DE 69528152 T2 DE69528152 T2 DE 69528152T2 DE 69528152 T DE69528152 T DE 69528152T DE 69528152 T DE69528152 T DE 69528152T DE 69528152 T2 DE69528152 T2 DE 69528152T2
Authority
DE
Germany
Prior art keywords
expansion
data
data compression
compression
expansion device
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
DE69528152T
Other languages
English (en)
Other versions
DE69528152D1 (de
Inventor
Yoshiyuki Okada
Noriko Satoh
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of DE69528152D1 publication Critical patent/DE69528152D1/de
Application granted granted Critical
Publication of DE69528152T2 publication Critical patent/DE69528152T2/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
    • H03M7/42—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code using table look-up for the coding or decoding process, e.g. using read-only memory

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE69528152T 1995-03-14 1995-11-03 Datenkompressionsvorrichtung, Datenexpansionsvorrichtung und System zur Datenkompression und Expansion Expired - Lifetime DE69528152T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5452095 1995-03-14

Publications (2)

Publication Number Publication Date
DE69528152D1 DE69528152D1 (de) 2002-10-17
DE69528152T2 true DE69528152T2 (de) 2003-02-20

Family

ID=12972941

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69528152T Expired - Lifetime DE69528152T2 (de) 1995-03-14 1995-11-03 Datenkompressionsvorrichtung, Datenexpansionsvorrichtung und System zur Datenkompression und Expansion

Country Status (3)

Country Link
US (1) US5796356A (de)
EP (1) EP0732812B1 (de)
DE (1) DE69528152T2 (de)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3305190B2 (ja) * 1996-03-11 2002-07-22 富士通株式会社 データ圧縮装置及びデータ復元装置
DE19834472A1 (de) * 1998-07-30 2000-02-03 Rohde & Schwarz Verfahren zum komprimierten Codieren von Datensymbolen
EP1411700B8 (de) 1999-08-06 2006-08-30 Matsushita Electric Industrial Co., Ltd. Datenübertragungsverfahren, -vorrichtung und Datenempfangsvorrichtung
US7274671B2 (en) * 2001-02-09 2007-09-25 Boly Media Communications, Inc. Bitwise adaptive encoding using prefix prediction
US7426457B2 (en) * 2004-01-29 2008-09-16 Hewlett-Packard Development Company, L.P. FSM closure of generalized tree models
US8037102B2 (en) 2004-02-09 2011-10-11 Robert T. and Virginia T. Jenkins Manipulating sets of hierarchical data
US20050229061A1 (en) * 2004-04-01 2005-10-13 Sung-Ho Kang Method of efficiently compressing and decompressing test data using input reduction
US9646107B2 (en) 2004-05-28 2017-05-09 Robert T. and Virginia T. Jenkins as Trustee of the Jenkins Family Trust Method and/or system for simplifying tree expressions such as for query reduction
US7620632B2 (en) * 2004-06-30 2009-11-17 Skyler Technology, Inc. Method and/or system for performing tree matching
US7882147B2 (en) * 2004-06-30 2011-02-01 Robert T. and Virginia T. Jenkins File location naming hierarchy
US7627591B2 (en) 2004-10-29 2009-12-01 Skyler Technology, Inc. Method and/or system for manipulating tree expressions
US7801923B2 (en) 2004-10-29 2010-09-21 Robert T. and Virginia T. Jenkins as Trustees of the Jenkins Family Trust Method and/or system for tagging trees
US7636727B2 (en) 2004-12-06 2009-12-22 Skyler Technology, Inc. Enumeration of trees from finite number of nodes
US7630995B2 (en) 2004-11-30 2009-12-08 Skyler Technology, Inc. Method and/or system for transmitting and/or receiving data
US8316059B1 (en) 2004-12-30 2012-11-20 Robert T. and Virginia T. Jenkins Enumeration of rooted partial subtrees
US8615530B1 (en) 2005-01-31 2013-12-24 Robert T. and Virginia T. Jenkins as Trustees for the Jenkins Family Trust Method and/or system for tree transformation
US7681177B2 (en) 2005-02-28 2010-03-16 Skyler Technology, Inc. Method and/or system for transforming between trees and strings
US8356040B2 (en) 2005-03-31 2013-01-15 Robert T. and Virginia T. Jenkins Method and/or system for transforming between trees and arrays
US7899821B1 (en) 2005-04-29 2011-03-01 Karl Schiffmann Manipulation and/or analysis of hierarchical data
US9787471B1 (en) * 2005-06-02 2017-10-10 Robert T. Jenkins and Virginia T. Jenkins Data enciphering or deciphering using a hierarchical assignment system
US8291150B2 (en) * 2007-01-19 2012-10-16 Mitsubishi Electric Corporation Table device, variable length coding apparatus, variable length decoding apparatus, and variable length coding and decoding apparatus
WO2008142799A1 (ja) * 2007-05-24 2008-11-27 Fujitsu Limited 情報検索プログラム、該プログラムを記録した記録媒体、情報検索方法、および情報検索装置
JP5007743B2 (ja) * 2007-05-24 2012-08-22 富士通株式会社 情報検索プログラム、該プログラムを記録した記録媒体、情報検索装置、および情報検索方法
US7605721B2 (en) * 2007-11-30 2009-10-20 Red Hat, Inc. Adaptive entropy coding compression output formats
US7518538B1 (en) * 2007-11-30 2009-04-14 Red Hat, Inc. Adaptive entropy coding compression with multi-level context escapes
US7612693B2 (en) * 2008-02-27 2009-11-03 Red Hal, Inc. Difference coding adaptive context model
US7612692B2 (en) * 2008-02-27 2009-11-03 Red Hat, Inc. Bidirectional context model for adaptive compression
US7538697B1 (en) * 2008-02-27 2009-05-26 Red Hat, Inc. Heuristic modeling of adaptive compression escape sequence
US7583208B1 (en) * 2008-05-09 2009-09-01 Red Hat, Inc. Compact encoding of non-repeating sequences
US8386511B2 (en) * 2009-02-27 2013-02-26 Red Hat, Inc. Measuring contextual similarity
US8396850B2 (en) * 2009-02-27 2013-03-12 Red Hat, Inc. Discriminating search results by phrase analysis
US8527500B2 (en) * 2009-02-27 2013-09-03 Red Hat, Inc. Preprocessing text to enhance statistical features
US10891659B2 (en) * 2009-05-29 2021-01-12 Red Hat, Inc. Placing resources in displayed web pages via context modeling
RU2502215C2 (ru) * 2009-06-09 2013-12-20 Сони Корпорейшн Деревья построения для адаптивного кодирования изображений и видеоизображений с использованием установленного разделения в обобщенных иерархических деревьях, обладающих направленностью
US8423088B2 (en) * 2009-07-22 2013-04-16 Microsoft Corporation Aggregated, interactive communication timeline
US8321326B2 (en) 2009-09-15 2012-11-27 Auerbach Group Llc Method and system for enhancing the efficiency of a digitally communicated data exchange
CN102045559B (zh) * 2009-10-22 2013-03-20 鸿富锦精密工业（深圳）有限公司 视频解码装置及视频解码方法
US20120114034A1 (en) * 2010-11-08 2012-05-10 Mediatek Inc. Method and Apparatus of Delta Quantization Parameter Processing for High Efficiency Video Coding
US20130099946A1 (en) * 2011-10-21 2013-04-25 International Business Machines Corporation Data Compression Utilizing Variable and Limited Length Codes
US10333696B2 (en) 2015-01-12 2019-06-25 X-Prime, Inc. Systems and methods for implementing an efficient, scalable homomorphic transformation of encrypted data with minimal data expansion and improved processing efficiency
EP3119003A3 (de) * 2015-07-13 2017-03-01 Fujitsu Limited Codierungscomputerprogramm, codierungsverfahren, codierungsvorrichtung, decodierungscomputerprogramm, decodierungsverfahren und decodierungsvorrichtung
US11115050B1 (en) * 2020-08-24 2021-09-07 Innogrit Technologies Co., Ltd. Hardware friendly data decompression
US11184023B1 (en) * 2020-08-24 2021-11-23 Innogrit Technologies Co., Ltd. Hardware friendly data compression

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4870662A (en) * 1987-12-01 1989-09-26 Concord Data Systems, Inc. System and method for compressing transmitted or stored data

Also Published As

Publication number Publication date
EP0732812A2 (de) 1996-09-18
DE69528152D1 (de) 2002-10-17
US5796356A (en) 1998-08-18
EP0732812B1 (de) 2002-09-11
EP0732812A3 (de) 1997-07-16

Similar Documents

Publication Publication Date Title
DE69528152T2 (de) Datenkompressionsvorrichtung, Datenexpansionsvorrichtung und System zur Datenkompression und Expansion
DE69624267T2 (de) Multi-media empfänger und system dafür
DE69528691T2 (de) Verbessertes Daten-Komprimierungssystem
DE69627058D1 (de) Informationswiederauffindungssystem und Durchführungsverfahren
DE19782148T1 (de) Vorortpunkteeinlösungssystem und -Verfahren
DE69706935T2 (de) System und gerät für selbstorientierungsvorrichtung
DE69621397D1 (de) Narkosesystem
ATE221162T1 (de) Datenübertragungssystem und bestandteile dafür
DE69709914D1 (de) Vorrichtung zur bildvorhersage und -decodierung
EP1099146A4 (de) Verfahren und systeme zum zugriff zu informationen von einer informationsquelle
DE69729917D1 (de) Cachespeicherräumungsvorrichtung und hiermit versehenes Rechnersystem
DE69529808D1 (de) System zur Blockanwahlaufbereitung und -überprüfung
DE59805235D1 (de) Testsystem und testverfahren
DE69733443D1 (de) Gerät zur Dokumentverwaltung, Verfahren zur Datenkomprimierung und Verfahren zur Datendekomprimierung
DE69812339D1 (de) Datenkommunikationsvorrichtung, datenkommunikationssystem und datenkommunikationsverfahren
DE69712663T2 (de) Komprimier- und Pufferungssystem für Datenstrom
DE69840203D1 (de) Vefahren zur Datenkompression
DE69522497T2 (de) System und Verfahren zur Datenkompression
DE69517852D1 (de) Datenkompressionsverfahren und System
DE69608197T2 (de) Sicherheitssystem für Audiogerät
NO972744D0 (no) Systemer og fremgangsmåte for bionedbrytning
DE69734812D1 (de) Bildübertragungssystem,-vorrichtung und -verfahren
DE69510403T2 (de) Datenübertragungsgerät, -verfahren und -system
DE69703563T2 (de) Innenhochdruck-umformverfahren und umformvorrichtung
DE59609709D1 (de) Authentifizierungssystem

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: SEEGER SEEGER LINDNER PARTNERSCHAFT PATENTANWAELTE