CA2024135A1 - Interpolation conditionnelle a correction des effets dus au mouvement dans les signaux video numeriques - Google Patents

Interpolation conditionnelle a correction des effets dus au mouvement dans les signaux video numeriques

Info

Publication number
CA2024135A1
CA2024135A1 CA2024135A CA2024135A CA2024135A1 CA 2024135 A1 CA2024135 A1 CA 2024135A1 CA 2024135 A CA2024135 A CA 2024135A CA 2024135 A CA2024135 A CA 2024135A CA 2024135 A1 CA2024135 A1 CA 2024135A1
Authority
CA
Canada
Prior art keywords
decoded
decoder
encoder
motion
frames
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.)
Granted
Application number
CA2024135A
Other languages
English (en)
Other versions
CA2024135C (fr
Inventor
Barin Geoffry Haskell
Atul Puri
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.)
AT&T Corp
Original Assignee
American Telephone and Telegraph Co 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23637538&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2024135(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by American Telephone and Telegraph Co Inc filed Critical American Telephone and Telegraph Co Inc
Publication of CA2024135A1 publication Critical patent/CA2024135A1/fr
Application granted granted Critical
Publication of CA2024135C publication Critical patent/CA2024135C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • 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
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
CA002024135A 1989-09-27 1990-08-28 Interpolation conditionnelle a correction des effets dus au mouvement dans les signaux video numeriques Expired - Lifetime CA2024135C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/413,520 US4958226A (en) 1989-09-27 1989-09-27 Conditional motion compensated interpolation of digital motion video
US413,520 1989-09-27

Publications (2)

Publication Number Publication Date
CA2024135A1 true CA2024135A1 (fr) 1991-03-28
CA2024135C CA2024135C (fr) 1994-11-29

Family

ID=23637538

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002024135A Expired - Lifetime CA2024135C (fr) 1989-09-27 1990-08-28 Interpolation conditionnelle a correction des effets dus au mouvement dans les signaux video numeriques

Country Status (5)

Country Link
US (1) US4958226A (fr)
EP (1) EP0425089B1 (fr)
JP (1) JP3314929B2 (fr)
CA (1) CA2024135C (fr)
DE (1) DE69021500T2 (fr)

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Also Published As

Publication number Publication date
EP0425089A2 (fr) 1991-05-02
DE69021500T2 (de) 1996-04-11
US4958226A (en) 1990-09-18
CA2024135C (fr) 1994-11-29
JP3314929B2 (ja) 2002-08-19
DE69021500D1 (de) 1995-09-14
EP0425089A3 (en) 1992-05-06
EP0425089B1 (fr) 1995-08-09
JPH03133297A (ja) 1991-06-06

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