FR2438945B1 - - Google Patents

Info

Publication number
FR2438945B1
FR2438945B1 FR7925499A FR7925499A FR2438945B1 FR 2438945 B1 FR2438945 B1 FR 2438945B1 FR 7925499 A FR7925499 A FR 7925499A FR 7925499 A FR7925499 A FR 7925499A FR 2438945 B1 FR2438945 B1 FR 2438945B1
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
FR7925499A
Other versions
FR2438945A1 (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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of FR2438945A1 publication Critical patent/FR2438945A1/fr
Application granted granted Critical
Publication of FR2438945B1 publication Critical patent/FR2438945B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/50—Tuning indicators; Automatic tuning control
    • H04N5/505—Invisible or silent tuning

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Noise Elimination (AREA)
  • Circuits Of Receivers In General (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Television Signal Processing For Recording (AREA)
FR7925499A 1978-10-12 1979-10-12 Circuit de silence pour un recepteur de television Granted FR2438945A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1978140166U JPS5556058U (fr) 1978-10-12 1978-10-12

Publications (2)

Publication Number Publication Date
FR2438945A1 FR2438945A1 (fr) 1980-05-09
FR2438945B1 true FR2438945B1 (fr) 1982-12-17

Family

ID=15262408

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7925499A Granted FR2438945A1 (fr) 1978-10-12 1979-10-12 Circuit de silence pour un recepteur de television

Country Status (8)

Country Link
US (1) US4280139A (fr)
JP (1) JPS5556058U (fr)
AU (1) AU531719B2 (fr)
CA (1) CA1137623A (fr)
DE (1) DE2941479A1 (fr)
FR (1) FR2438945A1 (fr)
GB (1) GB2035735B (fr)
NL (1) NL7907469A (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU549606B2 (en) * 1980-12-12 1986-02-06 Sony Corporation Television sound receiver
DE3208129C2 (de) * 1982-03-06 1986-06-26 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Schaltungsanordnung zur Synchronisierung der Zeilenablenkung in einem Fernsehempfänger
JPS5916480A (ja) * 1982-07-19 1984-01-27 Sanyo Electric Co Ltd 文字多重放送テレビ受像機
JPS59144972U (ja) * 1983-03-18 1984-09-27 ソニー株式会社 テレビジヨン受像機
US4554584B1 (en) * 1983-07-08 1998-04-07 Browne Lee H Video and audio blanking system
DE3500217C2 (de) * 1985-01-05 1995-04-13 Blaupunkt Werke Gmbh Verfahren und Schaltungsanordnung zum Unterdrücken von Zwischenstationsgeräuschen
DE3508528C2 (de) * 1985-03-09 1993-10-07 Thomson Brandt Gmbh Empfangsgerät zum Empfang von mittels Kabel übertragenen Fernsehsendungen mit einer Torschaltung
US4641190A (en) * 1985-05-10 1987-02-03 Rca Corporation Muting system
DE3624856A1 (de) * 1986-07-23 1988-01-28 Blaupunkt Werke Gmbh Schaltungsanordnung zum erkennen eines videosignals
US4837623A (en) * 1987-12-17 1989-06-06 North American Philips Corporation Television interrupt circuit
US4903334A (en) * 1988-05-05 1990-02-20 Thomson Consumer Electronics, Inc. System for preventing crosstalk in a multi-input electronic device
US6002720A (en) * 1991-01-07 1999-12-14 H. Lee Browne, D/B/A Greenwich Information Technologies Llc Audio and video transmission and receiving system
US5253275A (en) 1991-01-07 1993-10-12 H. Lee Browne Audio and video transmission and receiving system
JP3333235B2 (ja) * 1992-06-15 2002-10-15 株式会社東芝 映像ミュート装置
US6216263B1 (en) 1998-04-24 2001-04-10 Soundview Technologies Incorporated Receiver apparatus and method for providing conditional access to received televison programs
US9107030B2 (en) 2000-12-13 2015-08-11 Thomas E. Coverstone Communication system for sending advertisements based on location determination and previously specified user selections

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2632800A (en) * 1949-03-26 1953-03-24 Motorola Inc Noise squelch system for television receivers
US2850564A (en) * 1953-01-29 1958-09-02 Itt Television receiver
AT284221B (de) * 1968-07-11 1970-09-10 Philips Nv Schaltungsanordnung zum Erkennen eines vollständigen Videosignales
US3619492A (en) * 1969-06-02 1971-11-09 Rca Corp Automatic fine tuning circuitry
US3707597A (en) * 1971-03-08 1972-12-26 Rca Corp Video blanking and audio muting circuit
US3825838A (en) * 1972-08-03 1974-07-23 Magnavox Co Search tune detector circuit
DE2513344C3 (de) * 1975-03-26 1983-01-13 Blaupunkt-Werke Gmbh, 3200 Hildesheim Fernsehempfänger, insbesondere zum Empfang von mittels Kabel übertragenen Fernsehsendungen mit einer Torschaltung
US4047226A (en) * 1975-10-30 1977-09-06 Louis W. Parker Television signal-seeking automatic tuning system
GB1536040A (en) * 1975-12-26 1978-12-20 Sony Corp Automatic fine tuning circuit

Also Published As

Publication number Publication date
NL7907469A (nl) 1980-04-15
DE2941479A1 (de) 1980-04-24
FR2438945A1 (fr) 1980-05-09
GB2035735B (en) 1983-01-12
JPS5556058U (fr) 1980-04-16
AU5161779A (en) 1980-04-17
US4280139A (en) 1981-07-21
AU531719B2 (en) 1983-09-01
GB2035735A (en) 1980-06-18
DE2941479C2 (fr) 1991-10-31
CA1137623A (fr) 1982-12-14

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Legal Events

Date Code Title Description
ST Notification of lapse