FR1188030A - Dispositifs de transmission de signaux - Google Patents

Dispositifs de transmission de signaux

Info

Publication number
FR1188030A
FR1188030A FR1188030DA FR1188030A FR 1188030 A FR1188030 A FR 1188030A FR 1188030D A FR1188030D A FR 1188030DA FR 1188030 A FR1188030 A FR 1188030A
Authority
FR
France
Prior art keywords
signal transmission
transmission devices
devices
signal
transmission
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
Application number
Other languages
English (en)
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.)
National Research Development Corp UK
Original Assignee
National Research Development Corp UK
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 National Research Development Corp UK filed Critical National Research Development Corp UK
Application granted granted Critical
Publication of FR1188030A publication Critical patent/FR1188030A/fr
Expired 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/30—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical otherwise than with constant velocity or otherwise than in pattern formed by unidirectional, straight, substantially horizontal or vertical lines
    • H04N3/32—Velocity varied in dependence upon picture information

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
FR1188030D 1956-11-20 1957-11-20 Dispositifs de transmission de signaux Expired FR1188030A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB35465/56A GB858346A (en) 1956-11-20 1956-11-20 Improvements in or relating to television, facsimile and like signal transmission systems

Publications (1)

Publication Number Publication Date
FR1188030A true FR1188030A (fr) 1959-09-18

Family

ID=10378027

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1188030D Expired FR1188030A (fr) 1956-11-20 1957-11-20 Dispositifs de transmission de signaux

Country Status (5)

Country Link
US (1) US2965709A (fr)
CH (1) CH385284A (fr)
DE (1) DE1136367B (fr)
FR (1) FR1188030A (fr)
GB (1) GB858346A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3204026A (en) * 1962-04-30 1965-08-31 William J Casey Narrow bandwidth scanning system
US3286026A (en) * 1963-10-24 1966-11-15 Itt Television bandwidth reduction system
US3384710A (en) * 1965-04-22 1968-05-21 George J. Doundoulakis Narrow band television
US3410953A (en) * 1965-10-18 1968-11-12 Itt Transmission time reduction system and method
US3491200A (en) * 1966-09-21 1970-01-20 United Aircraft Corp Variable scan rate high resolution image transmission system
JPS5112724A (fr) * 1974-07-23 1976-01-31 Nippon Electric Co

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE370378A (fr) * 1929-05-18
NL77417C (fr) * 1941-01-17
US2752421A (en) * 1952-03-11 1956-06-26 Karl F Ross Scanning method and television system using same

Also Published As

Publication number Publication date
GB858346A (en) 1961-01-11
CH385284A (fr) 1964-12-15
US2965709A (en) 1960-12-20
DE1136367B (de) 1962-09-13

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