FR2649847B2 - Procede et systeme de diffusion de programme de television a haute definition - Google Patents

Procede et systeme de diffusion de programme de television a haute definition

Info

Publication number
FR2649847B2
FR2649847B2 FR8909415A FR8909415A FR2649847B2 FR 2649847 B2 FR2649847 B2 FR 2649847B2 FR 8909415 A FR8909415 A FR 8909415A FR 8909415 A FR8909415 A FR 8909415A FR 2649847 B2 FR2649847 B2 FR 2649847B2
Authority
FR
France
Prior art keywords
high definition
television programs
definition television
broadcasting high
broadcasting
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
FR8909415A
Other languages
English (en)
Other versions
FR2649847A2 (fr
Inventor
Philippe Bernard
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.)
Telediffusion de France ets Public de Diffusion
Etat Francais
Original Assignee
Telediffusion de France ets Public de Diffusion
Etat Francais
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
Priority claimed from FR8715648A external-priority patent/FR2623354B1/fr
Application filed by Telediffusion de France ets Public de Diffusion, Etat Francais filed Critical Telediffusion de France ets Public de Diffusion
Priority to FR8909415A priority Critical patent/FR2649847B2/fr
Priority to EP19900402017 priority patent/EP0408460B1/fr
Priority to DE1990612011 priority patent/DE69012011T2/de
Priority to JP51051090A priority patent/JPH04503448A/ja
Priority to PCT/FR1990/000527 priority patent/WO1991001072A1/fr
Publication of FR2649847A2 publication Critical patent/FR2649847A2/fr
Application granted granted Critical
Publication of FR2649847B2 publication Critical patent/FR2649847B2/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
    • H04N7/00—Television systems
    • H04N7/015—High-definition television systems
    • 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
    • H04N19/587—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal sub-sampling or interpolation, e.g. decimation or subsequent interpolation of pictures in a video sequence
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/015—High-definition television systems
    • H04N7/0152—High-definition television systems using spatial or temporal subsampling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/12—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal
    • H04N7/122—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal involving expansion and subsequent compression of a signal segment, e.g. a frame, a line
    • H04N7/125—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal involving expansion and subsequent compression of a signal segment, e.g. a frame, a line the signal segment being a picture element

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
FR8909415A 1987-11-12 1989-07-12 Procede et systeme de diffusion de programme de television a haute definition Expired - Lifetime FR2649847B2 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR8909415A FR2649847B2 (fr) 1987-11-12 1989-07-12 Procede et systeme de diffusion de programme de television a haute definition
EP19900402017 EP0408460B1 (fr) 1989-07-12 1990-07-12 Procédé et système de diffusion de programme de télévision à haute définition
DE1990612011 DE69012011T2 (de) 1989-07-12 1990-07-12 Verfahren und System zur Sendung von Fernsehprogrammen mit hoher Auflösung.
JP51051090A JPH04503448A (ja) 1989-07-12 1990-07-12 高品位テレビジョン画像を放送する方法とシステム
PCT/FR1990/000527 WO1991001072A1 (fr) 1989-07-12 1990-07-12 Procede et systeme de diffusion de programme de television a haute definition

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8715648A FR2623354B1 (fr) 1987-11-12 1987-11-12 Procede et systeme de diffusion de programme de television a haute definition
FR8909415A FR2649847B2 (fr) 1987-11-12 1989-07-12 Procede et systeme de diffusion de programme de television a haute definition

Publications (2)

Publication Number Publication Date
FR2649847A2 FR2649847A2 (fr) 1991-01-18
FR2649847B2 true FR2649847B2 (fr) 1994-08-05

Family

ID=26226327

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8909415A Expired - Lifetime FR2649847B2 (fr) 1987-11-12 1989-07-12 Procede et systeme de diffusion de programme de television a haute definition

Country Status (1)

Country Link
FR (1) FR2649847B2 (fr)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2623354B1 (fr) * 1987-11-12 1994-05-27 France Etat Procede et systeme de diffusion de programme de television a haute definition

Also Published As

Publication number Publication date
FR2649847A2 (fr) 1991-01-18

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Legal Events

Date Code Title Description
TP Transmission of property