FR864645A - Système de signalisation notamment applicables à une transmission d'images ou de télévision - Google Patents

Système de signalisation notamment applicables à une transmission d'images ou de télévision

Info

Publication number
FR864645A
FR864645A FR864645DA FR864645A FR 864645 A FR864645 A FR 864645A FR 864645D A FR864645D A FR 864645DA FR 864645 A FR864645 A FR 864645A
Authority
FR
France
Prior art keywords
image
signaling system
television transmission
system applicable
applicable
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR864645A publication Critical patent/FR864645A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
    • H04N5/165—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level to maintain the black level constant
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/06—Transmission systems characterised by the manner in which the individual colour picture signal components are combined
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising
    • H04N5/06—Generation of synchronising signals
    • H04N5/067—Arrangements or circuits at the transmitter end
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising
    • H04N5/06—Generation of synchronising signals
    • H04N5/067—Arrangements or circuits at the transmitter end
    • H04N5/0675—Arrangements or circuits at the transmitter end for mixing the synchronising signals with the picture signal or mutually
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/04—Systems for the transmission of one television signal, i.e. both picture and sound, by a single carrier
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
    • H04N7/084—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the horizontal blanking interval only

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Systems (AREA)
  • Color Television Systems (AREA)
FR864645D 1939-04-03 1940-04-01 Système de signalisation notamment applicables à une transmission d'images ou de télévision Expired FR864645A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB10344/39A GB527310A (en) 1939-04-03 1939-04-03 Improvements in or relating to television systems

Publications (1)

Publication Number Publication Date
FR864645A true FR864645A (fr) 1941-05-01

Family

ID=9966111

Family Applications (1)

Application Number Title Priority Date Filing Date
FR864645D Expired FR864645A (fr) 1939-04-03 1940-04-01 Système de signalisation notamment applicables à une transmission d'images ou de télévision

Country Status (6)

Country Link
US (1) US2295023A (fr)
BE (1) BE475931A (fr)
DE (1) DE943000C (fr)
ES (1) ES177868A1 (fr)
FR (1) FR864645A (fr)
GB (1) GB527310A (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2628274A (en) * 1944-06-27 1953-02-10 John H Homrighous Multiplex television system
BE469506A (fr) * 1945-01-13
US2543015A (en) * 1945-09-27 1951-02-27 Standard Telephones Cables Ltd Receiver circuit
BE472522A (fr) * 1945-09-27
GB621494A (en) * 1946-01-08 1949-04-11 Dennis Illingworth Lawson Improvements in or relating to television receivers
US2527967A (en) * 1947-11-12 1950-10-31 Rca Corp Multiplex transmission of television signals
US2707210A (en) * 1951-03-30 1955-04-26 Rca Corp Pulse amplitude multiplex cross talk reduction systems
DE1194895B (de) * 1954-10-22 1965-06-16 Telefunken Patent Fernsehuebertragungssystem
US4150397A (en) * 1977-09-13 1979-04-17 Eli S. Jacobs Repetition reduced digital data record and playback system
US5298913A (en) * 1987-05-29 1994-03-29 Sharp Kabushiki Kaisha Ferroelectric liquid crystal display device and driving system thereof for driving the display by an integrated scanning method
US5140420A (en) * 1990-10-05 1992-08-18 General Electric Company Information in vertical blanking interval of video sync signal
US5327238A (en) * 1992-11-10 1994-07-05 Chou Wayne W Method and apparatus for modulating a separated television horizontal sync pulse as a subcarrier of audio information

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2083245A (en) * 1937-06-08 Picture reproducing apparatus
US1887237A (en) * 1929-05-31 1932-11-08 Rca Corp Signaling system
US2089639A (en) * 1933-04-08 1937-08-10 Rca Corp Intelligence transmission
US2061734A (en) * 1934-09-29 1936-11-24 Rca Corp Signaling system
US2086918A (en) * 1935-08-22 1937-07-13 Rca Corp Method of frequency or phase modulation
GB483372A (en) * 1936-03-26 1938-04-19 Marconi Wireless Telegraph Co Improvements in or relating to television and other signal transmission systems

Also Published As

Publication number Publication date
DE943000C (de) 1956-05-09
GB527310A (en) 1940-10-07
BE475931A (fr)
US2295023A (en) 1942-09-08
ES177868A1 (es) 1947-06-16

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