CA2156889C - Methode et appareil de codage et de decodage de donnees - Google Patents

Methode et appareil de codage et de decodage de donnees

Info

Publication number: CA2156889C
Authority: CA; Canada
Prior art keywords: codeword; memory; bit; codewords; data
Prior art date: 1994-09-30
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

CA002156889A

Other languages

English (en)

Other versions

CA2156889A1 (fr

Inventor

Edward L. Schwartz

Michael J. Gormish

James D. Allen

Martin Boliek

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.)

Ricoh Co Ltd

Original Assignee

Ricoh Co 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.)

1994-09-30

Filing date

1995-08-24

Publication date

1999-11-02

1995-08-24 Application filed by Ricoh Co Ltd filed Critical Ricoh Co Ltd

1995-08-24 Priority to CA002273144A priority Critical patent/CA2273144C/fr

1996-03-31 Publication of CA2156889A1 publication Critical patent/CA2156889A1/fr

1999-11-02 Application granted granted Critical

1999-11-02 Publication of CA2156889C publication Critical patent/CA2156889C/fr

2015-08-24 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

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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
- 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
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
- H04N19/436—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation using parallelised computational arrangements
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

Landscapes

Engineering & Computer Science (AREA)
Theoretical Computer Science (AREA)
Computing Systems (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Compression, Expansion, Code Conversion, And Decoders (AREA)
Image Processing (AREA)
Compression Or Coding Systems Of Tv Signals (AREA)
Compression Of Band Width Or Redundancy In Fax (AREA)

CA002156889A 1994-09-30 1995-08-24 Methode et appareil de codage et de decodage de donnees Expired - Fee Related CA2156889C (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA002273144A CA2273144C (fr)	1994-09-30	1995-08-24	Methode et appareil de decodage de donnees

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US31611694A	1994-09-30	1994-09-30
US08/316,116		1994-09-30

Related Child Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002273144A Division CA2273144C (fr)	1994-09-30	1995-08-24	Methode et appareil de decodage de donnees

Publications (2)

Publication Number	Publication Date
CA2156889A1 CA2156889A1 (fr)	1996-03-31
CA2156889C true CA2156889C (fr)	1999-11-02

Family

ID=23227538

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002156889A Expired - Fee Related CA2156889C (fr)	1994-09-30	1995-08-24	Methode et appareil de codage et de decodage de donnees

Country Status (10)

Country	Link
JP (1)	JP3272580B2 (fr)
KR (1)	KR100240372B1 (fr)
CN (1)	CN1136659C (fr)
CA (1)	CA2156889C (fr)
DE (1)	DE19536401B4 (fr)
FR (1)	FR2725330B1 (fr)
GB (1)	GB2293735B (fr)
NL (1)	NL1001317C2 (fr)
RU (1)	RU2117388C1 (fr)
TW (1)	TW410311B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
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US11838035B2 (en)	2019-03-15	2023-12-05	Samsung Electronics Co., Ltd.	Using predicates in conditional transcoder for column store

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1995
- 1995-08-24 CA CA002156889A patent/CA2156889C/fr not_active Expired - Fee Related
- 1995-09-07 GB GB9518375A patent/GB2293735B/en not_active Expired - Fee Related
- 1995-09-07 TW TW084109370A patent/TW410311B/zh not_active IP Right Cessation
- 1995-09-29 RU RU95116587A patent/RU2117388C1/ru not_active IP Right Cessation
- 1995-09-29 CN CNB951172328A patent/CN1136659C/zh not_active Expired - Fee Related
- 1995-09-29 DE DE19536401A patent/DE19536401B4/de not_active Expired - Fee Related
- 1995-09-29 NL NL1001317A patent/NL1001317C2/nl not_active IP Right Cessation
- 1995-09-29 FR FR9511521A patent/FR2725330B1/fr not_active Expired - Fee Related
- 1995-09-29 JP JP25379295A patent/JP3272580B2/ja not_active Expired - Fee Related
- 1995-09-30 KR KR1019950033942A patent/KR100240372B1/ko not_active Expired - Fee Related

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US11838035B2 (en)	2019-03-15	2023-12-05	Samsung Electronics Co., Ltd.	Using predicates in conditional transcoder for column store
US12483270B2 (en)	2019-03-15	2025-11-25	Samsung Electronics Co., Ltd.	Using predicates in conditional transcoder for column store

Also Published As

Publication number	Publication date
CA2156889A1 (fr)	1996-03-31
GB2293735A (en)	1996-04-03
NL1001317C2 (nl)	1998-01-21
CN1133512A (zh)	1996-10-16
JPH08116266A (ja)	1996-05-07
FR2725330B1 (fr)	1999-01-22
CN1136659C (zh)	2004-01-28
GB2293735B (en)	1997-10-22
NL1001317A1 (nl)	1996-04-01
DE19536401B4 (de)	2006-07-20
GB9518375D0 (en)	1995-11-08
FR2725330A1 (fr)	1996-04-05
DE19536401A1 (de)	1996-04-04
KR960012741A (ko)	1996-04-20
TW410311B (en)	2000-11-01
RU2117388C1 (ru)	1998-08-10
KR100240372B1 (ko)	2000-01-15
JP3272580B2 (ja)	2002-04-08

Legal Events

Date	Code	Title	Description
1995-08-24	EEER	Examination request
2008-08-25	MKLA	Lapsed

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