FR2801743B1 - Codage et decodage de signal numerique - Google Patents

Codage et decodage de signal numerique

Info

Publication number
FR2801743B1
FR2801743B1 FR9914849A FR9914849A FR2801743B1 FR 2801743 B1 FR2801743 B1 FR 2801743B1 FR 9914849 A FR9914849 A FR 9914849A FR 9914849 A FR9914849 A FR 9914849A FR 2801743 B1 FR2801743 B1 FR 2801743B1
Authority
FR
France
Prior art keywords
decoding
coding
digital signals
digital
signals
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
FR9914849A
Other languages
English (en)
Other versions
FR2801743A1 (fr
Inventor
Felix Henry
Patrice Onno
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to FR9914849A priority Critical patent/FR2801743B1/fr
Publication of FR2801743A1 publication Critical patent/FR2801743A1/fr
Application granted granted Critical
Publication of FR2801743B1 publication Critical patent/FR2801743B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • 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
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • 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
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H04N19/64—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission
    • H04N19/645—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission by grouping of coefficients into blocks after the transform
    • 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
    • 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
    • H04N19/115—Selection of the code volume for a coding unit prior to 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146—Data rate or code amount at the encoder output

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
FR9914849A 1999-11-25 1999-11-25 Codage et decodage de signal numerique Expired - Fee Related FR2801743B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9914849A FR2801743B1 (fr) 1999-11-25 1999-11-25 Codage et decodage de signal numerique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9914849A FR2801743B1 (fr) 1999-11-25 1999-11-25 Codage et decodage de signal numerique

Publications (2)

Publication Number Publication Date
FR2801743A1 FR2801743A1 (fr) 2001-06-01
FR2801743B1 true FR2801743B1 (fr) 2002-02-15

Family

ID=9552539

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9914849A Expired - Fee Related FR2801743B1 (fr) 1999-11-25 1999-11-25 Codage et decodage de signal numerique

Country Status (1)

Country Link
FR (1) FR2801743B1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5748116A (en) * 1996-11-27 1998-05-05 Teralogic, Incorporated System and method for nested split coding of sparse data sets
FR2778038B1 (fr) * 1998-04-27 2000-07-21 Canon Kk Codage de signal numerique
FR2773927B1 (fr) * 1998-01-19 2001-10-26 Canon Kk Codage et decodage de signal numerique

Also Published As

Publication number Publication date
FR2801743A1 (fr) 2001-06-01

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20140731