FR2289084B1 - - Google Patents

Info

Publication number
FR2289084B1
FR2289084B1 FR7435449A FR7435449A FR2289084B1 FR 2289084 B1 FR2289084 B1 FR 2289084B1 FR 7435449 A FR7435449 A FR 7435449A FR 7435449 A FR7435449 A FR 7435449A FR 2289084 B1 FR2289084 B1 FR 2289084B1
Authority
FR
France
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
Application number
FR7435449A
Other languages
French (fr)
Other versions
FR2289084A2 (fr
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR7435449A priority Critical patent/FR2289084A2/fr
Priority to GB4323075A priority patent/GB1509975A/en
Priority to DE19752547333 priority patent/DE2547333C3/de
Priority to NL7512367A priority patent/NL7512367A/xx
Publication of FR2289084A2 publication Critical patent/FR2289084A2/fr
Application granted granted Critical
Publication of FR2289084B1 publication Critical patent/FR2289084B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/917—Television signal processing therefor for bandwidth reduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Television Signal Processing For Recording (AREA)
  • Closed-Circuit Television Systems (AREA)
FR7435449A 1974-10-22 1974-10-22 Perfectionnements aux procedes et dispositifs d'enregistrement et de reproduction de signaux d'image et aux appareils comportant de tels dispositifs Granted FR2289084A2 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7435449A FR2289084A2 (fr) 1974-10-22 1974-10-22 Perfectionnements aux procedes et dispositifs d'enregistrement et de reproduction de signaux d'image et aux appareils comportant de tels dispositifs
GB4323075A GB1509975A (en) 1974-10-22 1975-10-21 Recording apparatus coding circuit for an image signal and corresponding decoding circuit
DE19752547333 DE2547333C3 (de) 1974-10-22 1975-10-22 Codier- und Decodierschaltung für ein Fernsehbildsignal
NL7512367A NL7512367A (nl) 1974-10-22 1975-10-22 Inrichting voor registratie van een televisie- beeldsignaal.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7435449A FR2289084A2 (fr) 1974-10-22 1974-10-22 Perfectionnements aux procedes et dispositifs d'enregistrement et de reproduction de signaux d'image et aux appareils comportant de tels dispositifs

Publications (2)

Publication Number Publication Date
FR2289084A2 FR2289084A2 (fr) 1976-05-21
FR2289084B1 true FR2289084B1 (de) 1980-07-18

Family

ID=9144357

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7435449A Granted FR2289084A2 (fr) 1974-10-22 1974-10-22 Perfectionnements aux procedes et dispositifs d'enregistrement et de reproduction de signaux d'image et aux appareils comportant de tels dispositifs

Country Status (4)

Country Link
DE (1) DE2547333C3 (de)
FR (1) FR2289084A2 (de)
GB (1) GB1509975A (de)
NL (1) NL7512367A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2938349C2 (de) * 1979-09-21 1983-05-26 Aeg-Telefunken Ag, 1000 Berlin Und 6000 Frankfurt Schaltungsanordnung zur kompatiblen Auflösungserhöhung bei Fernsehsystemen

Also Published As

Publication number Publication date
DE2547333A1 (de) 1976-04-29
GB1509975A (en) 1978-05-10
DE2547333C3 (de) 1980-08-28
NL7512367A (nl) 1976-04-26
DE2547333B2 (de) 1979-12-13
FR2289084A2 (fr) 1976-05-21

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Legal Events

Date Code Title Description
ST Notification of lapse