ES477796A1 - Perfeccionamientos en circuitos de proteccion de sobrecarga-para videoamplificadores. - Google Patents

Perfeccionamientos en circuitos de proteccion de sobrecarga-para videoamplificadores.

Info

Publication number
ES477796A1
ES477796A1 ES79477796A ES477796A ES477796A1 ES 477796 A1 ES477796 A1 ES 477796A1 ES 79477796 A ES79477796 A ES 79477796A ES 477796 A ES477796 A ES 477796A ES 477796 A1 ES477796 A1 ES 477796A1
Authority
ES
Spain
Prior art keywords
transistor
switch
protection circuit
high frequency
signal transfer
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
ES79477796A
Other languages
English (en)
Spanish (es)
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 ES477796A1 publication Critical patent/ES477796A1/es
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)
ES79477796A 1978-02-16 1979-02-16 Perfeccionamientos en circuitos de proteccion de sobrecarga-para videoamplificadores. Expired ES477796A1 (es)

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
ES477796A1 true ES477796A1 (es) 1979-10-16

Family

ID=26240560

Family Applications (1)

Application Number Title Priority Date Filing Date
ES79477796A Expired ES477796A1 (es) 1978-02-16 1979-02-16 Perfeccionamientos en circuitos de proteccion de sobrecarga-para videoamplificadores.

Country Status (15)

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

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.
US5994958A (en) * 1997-02-27 1999-11-30 U.S. Philips Corporation Amplifier arrangement
WO1998038734A2 (en) * 1997-02-27 1998-09-03 Koninklijke Philips Electronics N.V. 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 (fi) * 1976-01-09 1981-01-09

Also Published As

Publication number Publication date
DK147475B (da) 1984-08-20
DE2906010B2 (de) 1981-06-04
NZ189661A (en) 1982-12-21
BE874250A (fr) 1979-06-18
PL122976B1 (en) 1982-09-30
DE2906010A1 (de) 1979-08-30
SE7901135L (sv) 1979-08-17
SE430289B (sv) 1983-10-31
AU531219B2 (en) 1983-08-18
AU4393279A (en) 1979-08-23
JPS54129855A (en) 1979-10-08
DE2906010C3 (de) 1982-02-11
GB2017437A (en) 1979-10-03
FI790441A (fi) 1979-08-17
DK65679A (da) 1979-08-17
PL213478A1 (pl) 1979-12-17
CA1112756A (en) 1981-11-17
GB2017437B (en) 1982-06-30
IT1111128B (it) 1986-01-13
IT7920197A0 (it) 1979-02-14
NO790503L (no) 1979-08-17
FR2417904A1 (fr) 1979-09-14

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20001009