FR2252717B1 - - Google Patents

Info

Publication number
FR2252717B1
FR2252717B1 FR7438572A FR7438572A FR2252717B1 FR 2252717 B1 FR2252717 B1 FR 2252717B1 FR 7438572 A FR7438572 A FR 7438572A FR 7438572 A FR7438572 A FR 7438572A FR 2252717 B1 FR2252717 B1 FR 2252717B1
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
FR7438572A
Other languages
French (fr)
Other versions
FR2252717A1 (US07922777-20110412-C00004.png
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of FR2252717A1 publication Critical patent/FR2252717A1/fr
Application granted granted Critical
Publication of FR2252717B1 publication Critical patent/FR2252717B1/fr
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/44Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/52Automatic gain control
    • H04N5/53Keyed automatic gain control

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Receiver Circuits (AREA)
  • Picture Signal Circuits (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
FR7438572A 1973-11-26 1974-11-25 Expired FR2252717B1 (US07922777-20110412-C00004.png)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13171073A JPS5435734B2 (US07922777-20110412-C00004.png) 1973-11-26 1973-11-26

Publications (2)

Publication Number Publication Date
FR2252717A1 FR2252717A1 (US07922777-20110412-C00004.png) 1975-06-20
FR2252717B1 true FR2252717B1 (US07922777-20110412-C00004.png) 1982-03-19

Family

ID=15064374

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7438572A Expired FR2252717B1 (US07922777-20110412-C00004.png) 1973-11-26 1974-11-25

Country Status (5)

Country Link
JP (1) JPS5435734B2 (US07922777-20110412-C00004.png)
CA (1) CA1050160A (US07922777-20110412-C00004.png)
DE (1) DE2455703C3 (US07922777-20110412-C00004.png)
FR (1) FR2252717B1 (US07922777-20110412-C00004.png)
GB (1) GB1493264A (US07922777-20110412-C00004.png)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50125627A (US07922777-20110412-C00004.png) * 1974-03-19 1975-10-02
JPS5453921A (en) * 1977-10-07 1979-04-27 Clarion Co Ltd Automatic gain control circuit for am receiver
JPS5510277A (en) * 1978-07-07 1980-01-24 Matsushita Electric Ind Co Ltd Agc circuit

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE559382A (US07922777-20110412-C00004.png) * 1956-07-20
JPS5319709Y2 (US07922777-20110412-C00004.png) * 1971-03-22 1978-05-25

Also Published As

Publication number Publication date
DE2455703A1 (de) 1975-06-19
JPS5435734B2 (US07922777-20110412-C00004.png) 1979-11-05
DE2455703C3 (de) 1978-03-16
DE2455703B2 (de) 1977-07-28
FR2252717A1 (US07922777-20110412-C00004.png) 1975-06-20
JPS5084132A (US07922777-20110412-C00004.png) 1975-07-07
GB1493264A (en) 1977-11-30
CA1050160A (en) 1979-03-06

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Legal Events

Date Code Title Description
ST Notification of lapse