FR2679726B1 - Dispositifs de pre-traitement de signaux video, dispositif de restitution de signaux pretraites, et dispositifs de post-traitement correspondants. - Google Patents

Dispositifs de pre-traitement de signaux video, dispositif de restitution de signaux pretraites, et dispositifs de post-traitement correspondants.

Info

Publication number
FR2679726B1
FR2679726B1 FR9109371A FR9109371A FR2679726B1 FR 2679726 B1 FR2679726 B1 FR 2679726B1 FR 9109371 A FR9109371 A FR 9109371A FR 9109371 A FR9109371 A FR 9109371A FR 2679726 B1 FR2679726 B1 FR 2679726B1
Authority
FR
France
Prior art keywords
devices
processing
restoring
signals
corresponding post
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
FR9109371A
Other languages
English (en)
Other versions
FR2679726A1 (fr
Inventor
Jocelyn Houvenaghel
Mohammad-Reza Haghiri
Gilles Nocture
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.)
Laboratoires dElectronique Philips SAS
Original Assignee
Laboratoires dElectronique Philips SAS
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 Laboratoires dElectronique Philips SAS filed Critical Laboratoires dElectronique Philips SAS
Priority to FR9109371A priority Critical patent/FR2679726B1/fr
Publication of FR2679726A1 publication Critical patent/FR2679726A1/fr
Application granted granted Critical
Publication of FR2679726B1 publication Critical patent/FR2679726B1/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
    • H04N19/50—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
    • H04N7/0155—High-definition television systems using spatial or temporal subsampling using pixel blocks
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
FR9109371A 1991-07-24 1991-07-24 Dispositifs de pre-traitement de signaux video, dispositif de restitution de signaux pretraites, et dispositifs de post-traitement correspondants. Expired - Fee Related FR2679726B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9109371A FR2679726B1 (fr) 1991-07-24 1991-07-24 Dispositifs de pre-traitement de signaux video, dispositif de restitution de signaux pretraites, et dispositifs de post-traitement correspondants.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9109371A FR2679726B1 (fr) 1991-07-24 1991-07-24 Dispositifs de pre-traitement de signaux video, dispositif de restitution de signaux pretraites, et dispositifs de post-traitement correspondants.

Publications (2)

Publication Number Publication Date
FR2679726A1 FR2679726A1 (fr) 1993-01-29
FR2679726B1 true FR2679726B1 (fr) 1996-08-23

Family

ID=9415490

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9109371A Expired - Fee Related FR2679726B1 (fr) 1991-07-24 1991-07-24 Dispositifs de pre-traitement de signaux video, dispositif de restitution de signaux pretraites, et dispositifs de post-traitement correspondants.

Country Status (1)

Country Link
FR (1) FR2679726B1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2048823T3 (es) * 1988-02-23 1994-04-01 Philips Nv Dispositivo de submuestreo espacio-temporal de se\ales video numericas representativas de una serie de imagenes enlazadas o secuenciales; sistema de transmision de tv de alta definicion incluyendo un dispos. de este tipo y etapas de emision y recepcion para un sist. de este tipo.
SG44766A1 (en) * 1989-06-20 1997-12-19 Philips Electronics Nv Transmission output reducing signal processing device
US5247353A (en) * 1989-11-08 1993-09-21 Samsung Co., Ltd. Motion detection system for high definition television receiver
FR2665042B1 (fr) * 1990-07-17 1992-10-30 Philips Electronique Lab Dispositif de traitement de signaux video.

Also Published As

Publication number Publication date
FR2679726A1 (fr) 1993-01-29

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Legal Events

Date Code Title Description
CD Change of name or company name
CJ Change in legal form
ST Notification of lapse