FR2224954A1 - - Google Patents

Info

Publication number
FR2224954A1
FR2224954A1 FR7311981A FR7311981A FR2224954A1 FR 2224954 A1 FR2224954 A1 FR 2224954A1 FR 7311981 A FR7311981 A FR 7311981A FR 7311981 A FR7311981 A FR 7311981A FR 2224954 A1 FR2224954 A1 FR 2224954A1
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.)
Withdrawn
Application number
FR7311981A
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.)
Thomson-Brandt SA
Original Assignee
Thomson-Brandt 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-Brandt SA filed Critical Thomson-Brandt SA
Priority to FR7311981A priority Critical patent/FR2224954A1/fr
Priority to US05/455,811 priority patent/US3955211A/en
Priority to CA196,657A priority patent/CA1002656A/en
Priority to JP49037055A priority patent/JPS5036020A/ja
Priority to DE2416127A priority patent/DE2416127A1/de
Publication of FR2224954A1 publication Critical patent/FR2224954A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/86—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded sequentially and simultaneously, e.g. corresponding to SECAM-system
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/82—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only
    • H04N9/8205—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only involving the multiplexing of an additional signal and the colour video signal
    • H04N9/8211—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only involving the multiplexing of an additional signal and the colour video signal the additional signal being a sound signal
    • H04N9/8222—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only involving the multiplexing of an additional signal and the colour video signal the additional signal being a sound signal using frequency division multiplex
FR7311981A 1973-04-03 1973-04-03 Withdrawn FR2224954A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR7311981A FR2224954A1 (fr) 1973-04-03 1973-04-03
US05/455,811 US3955211A (en) 1973-04-03 1974-03-28 Multiplex transmission of television audio-visual signals
CA196,657A CA1002656A (en) 1973-04-03 1974-04-02 Method of multiplex transmission of television audio-visual signals and devices for implementing the same
JP49037055A JPS5036020A (fr) 1973-04-03 1974-04-03
DE2416127A DE2416127A1 (de) 1973-04-03 1974-04-03 Verfahren zur uebertragung von audiovisuellen signalen durch spektrale multiplexierung und demultiplexierung sowie vorrichtungen zur durchfuehrung des verfahrens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7311981A FR2224954A1 (fr) 1973-04-03 1973-04-03

Publications (1)

Publication Number Publication Date
FR2224954A1 true FR2224954A1 (fr) 1974-10-31

Family

ID=9117344

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7311981A Withdrawn FR2224954A1 (fr) 1973-04-03 1973-04-03

Country Status (5)

Country Link
US (1) US3955211A (fr)
JP (1) JPS5036020A (fr)
CA (1) CA1002656A (fr)
DE (1) DE2416127A1 (fr)
FR (1) FR2224954A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4307358A1 (de) * 1993-03-09 1994-09-15 Nokia Deutschland Gmbh Videorecorder mit verbesserter Aufzeichnung und Wiedergabe von Audiosignalen
US5767823A (en) * 1995-10-05 1998-06-16 Micron Display, Inc. Method and apparatus for gray scale modulation of a matrix display

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3263027A (en) * 1962-12-11 1966-07-26 Beltrami Aurelio Simultaneous bilateral televideophonic communication systems
US3838444A (en) * 1972-10-30 1974-09-24 Hazeltine Research Inc System for transmitting auxiliary information in low energy density portion of color tv spectrum
US3849594A (en) * 1973-05-25 1974-11-19 Westinghouse Electric Corp Multi-picture tv system with audio and doding channels

Also Published As

Publication number Publication date
US3955211A (en) 1976-05-04
JPS5036020A (fr) 1975-04-04
DE2416127A1 (de) 1974-10-10
CA1002656A (en) 1976-12-28

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Legal Events

Date Code Title Description
ST Notification of lapse