CA1112756A - Overload protection circuit for video amplifiers - Google Patents

Overload protection circuit for video amplifiers

Info

Publication number
CA1112756A
CA1112756A CA321,118A CA321118A CA1112756A CA 1112756 A CA1112756 A CA 1112756A CA 321118 A CA321118 A CA 321118A CA 1112756 A CA1112756 A CA 1112756A
Authority
CA
Canada
Prior art keywords
signal
high frequency
video
signals
coupled
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
CA321,118A
Other languages
English (en)
French (fr)
Inventor
Ernst A.O. Rutishauser
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
Application granted granted Critical
Publication of CA1112756A publication Critical patent/CA1112756A/en
Expired 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)
CA321,118A 1978-02-16 1979-02-08 Overload protection circuit for video amplifiers Expired CA1112756A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB06260/78 1978-02-16
GB626078 1978-02-16
US05/960,930 US4197558A (en) 1978-02-16 1978-11-15 Overload protection circuit for video amplifiers
US960,930 1978-11-15

Publications (1)

Publication Number Publication Date
CA1112756A true CA1112756A (en) 1981-11-17

Family

ID=26240560

Family Applications (1)

Application Number Title Priority Date Filing Date
CA321,118A Expired CA1112756A (en) 1978-02-16 1979-02-08 Overload protection circuit for video amplifiers

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

Family Cites Families (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
US3984631A (en) * 1975-02-24 1976-10-05 Warwick Electronics Inc. Automatic peaking control circuit for low level T.V. signal reception
JPS56698Y2 (sv) * 1976-01-09 1981-01-09

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
FR2417904A1 (fr) 1979-09-14
DE2906010C3 (de) 1982-02-11
PL122976B1 (en) 1982-09-30
NO790503L (no) 1979-08-17
IT1111128B (it) 1986-01-13
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
MKEX Expiry