FR2417904A1 - Circuit de protection contre les surcharges pour amplificateurs video - Google Patents

Circuit de protection contre les surcharges pour amplificateurs video

Info

Publication number
FR2417904A1
FR2417904A1 FR7903845A FR7903845A FR2417904A1 FR 2417904 A1 FR2417904 A1 FR 2417904A1 FR 7903845 A FR7903845 A FR 7903845A FR 7903845 A FR7903845 A FR 7903845A FR 2417904 A1 FR2417904 A1 FR 2417904A1
Authority
FR
France
Prior art keywords
high frequency
protection circuit
overload protection
sensitive
video amplifiers
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.)
Withdrawn
Application number
FR7903845A
Other languages
English (en)
French (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.)
RCA Corp
Original Assignee
RCA 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
Priority claimed from US05/960,930 external-priority patent/US4197558A/en
Application filed by RCA Corp filed Critical RCA Corp
Publication of FR2417904A1 publication Critical patent/FR2417904A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/52—Circuit arrangements for protecting such amplifiers
    • 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
    • H04N5/148—Video amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Picture Signal Circuits (AREA)
  • Amplifiers (AREA)
  • Television Receiver Circuits (AREA)
  • Processing Of Color Television Signals (AREA)
  • Protection Of Static Devices (AREA)
FR7903845A 1978-02-16 1979-02-15 Circuit de protection contre les surcharges pour amplificateurs video Withdrawn FR2417904A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB626078 1978-02-16
US05/960,930 US4197558A (en) 1978-02-16 1978-11-15 Overload protection circuit for video amplifiers

Publications (1)

Publication Number Publication Date
FR2417904A1 true FR2417904A1 (fr) 1979-09-14

Family

ID=26240560

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7903845A Withdrawn FR2417904A1 (fr) 1978-02-16 1979-02-15 Circuit de protection contre les surcharges pour amplificateurs video

Country Status (15)

Country Link
JP (1) JPS54129855A (sv)
AU (1) AU531219B2 (sv)
BE (1) BE874250A (sv)
CA (1) CA1112756A (sv)
DE (1) DE2906010C3 (sv)
DK (1) DK147475B (sv)
ES (1) ES477796A1 (sv)
FI (1) FI790441A (sv)
FR (1) FR2417904A1 (sv)
GB (1) GB2017437B (sv)
IT (1) IT1111128B (sv)
NO (1) NO790503L (sv)
NZ (1) NZ189661A (sv)
PL (1) PL122976B1 (sv)
SE (1) SE430289B (sv)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1215248B (it) * 1985-03-13 1990-01-31 Ates Componenti Elettron Dispositivo elettronico di regolazione della tensione con compensazione della dissipazione termica, in particolare per alternatori.
WO1998038734A2 (en) * 1997-02-27 1998-09-03 Koninklijke Philips Electronics N.V. Amplifier arrangement
US5994958A (en) * 1997-02-27 1999-11-30 U.S. Philips Corporation Amplifier arrangement

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3637923A (en) * 1970-10-30 1972-01-25 Zenith Radio Corp Automatic brightness limiter
JPS5294322U (sv) * 1976-01-09 1977-07-14

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3984631A (en) * 1975-02-24 1976-10-05 Warwick Electronics Inc. Automatic peaking control circuit for low level T.V. signal reception

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3637923A (en) * 1970-10-30 1972-01-25 Zenith Radio Corp Automatic brightness limiter
JPS5294322U (sv) * 1976-01-09 1977-07-14
US4091420A (en) * 1976-01-09 1978-05-23 Victor Company Of Japan, Limited Video amplifier

Also Published As

Publication number Publication date
PL213478A1 (pl) 1979-12-17
FI790441A (fi) 1979-08-17
SE7901135L (sv) 1979-08-17
GB2017437A (en) 1979-10-03
DK65679A (da) 1979-08-17
IT7920197A0 (it) 1979-02-14
DE2906010B2 (de) 1981-06-04
DE2906010C3 (de) 1982-02-11
PL122976B1 (en) 1982-09-30
NO790503L (no) 1979-08-17
IT1111128B (it) 1986-01-13
CA1112756A (en) 1981-11-17
NZ189661A (en) 1982-12-21
JPS54129855A (en) 1979-10-08
AU4393279A (en) 1979-08-23
AU531219B2 (en) 1983-08-18
ES477796A1 (es) 1979-10-16
DK147475B (da) 1984-08-20
BE874250A (fr) 1979-06-18
SE430289B (sv) 1983-10-31
GB2017437B (en) 1982-06-30
DE2906010A1 (de) 1979-08-30

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Legal Events

Date Code Title Description
ST Notification of lapse