CA1053366A - Television display apparatus having a video amplifier - Google Patents

Television display apparatus having a video amplifier

Info

Publication number
CA1053366A
CA1053366A CA241,788A CA241788A CA1053366A CA 1053366 A CA1053366 A CA 1053366A CA 241788 A CA241788 A CA 241788A CA 1053366 A CA1053366 A CA 1053366A
Authority
CA
Canada
Prior art keywords
diode
transistor
capacitor
display apparatus
television display
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
CA241,788A
Other languages
English (en)
French (fr)
Inventor
Dirk J.A. Teuling
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of CA1053366A publication Critical patent/CA1053366A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/148—Video amplifiers
    • 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
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0261—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the polarisation voltage or current, e.g. gliding Class A
    • 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
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0283—Reducing the number of DC-current paths
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/30—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor
    • H03F3/3066—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the collectors of complementary power transistors being connected to the output
    • H03F3/3067—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the collectors of complementary power transistors being connected to the output with asymmetrical driving of the end stage
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45701—Indexing scheme relating to differential amplifiers the LC comprising one resistor

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Amplifiers (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
CA241,788A 1974-12-18 1975-12-08 Television display apparatus having a video amplifier Expired CA1053366A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7416481.A NL165617C (nl) 1974-12-18 1974-12-18 Televisiebeeldweergeefinrichting met een video- versterker.

Publications (1)

Publication Number Publication Date
CA1053366A true CA1053366A (en) 1979-04-24

Family

ID=19822672

Family Applications (1)

Application Number Title Priority Date Filing Date
CA241,788A Expired CA1053366A (en) 1974-12-18 1975-12-08 Television display apparatus having a video amplifier

Country Status (17)

Country Link
US (1) US4035840A (enExample)
JP (1) JPS5759985B2 (enExample)
AR (1) AR207174A1 (enExample)
AT (1) AT341018B (enExample)
AU (1) AU505054B2 (enExample)
BE (1) BE836694A (enExample)
BR (1) BR7508295A (enExample)
CA (1) CA1053366A (enExample)
DE (1) DE2555687C3 (enExample)
DK (1) DK568775A (enExample)
ES (1) ES443525A1 (enExample)
FR (1) FR2295659A1 (enExample)
GB (1) GB1532447A (enExample)
IT (1) IT1051625B (enExample)
NL (1) NL165617C (enExample)
NZ (1) NZ179546A (enExample)
ZA (1) ZA757247B (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1034831B (it) * 1975-04-04 1979-10-10 Ates Componenti Elettron Amplificatore di potenza in bassa frequenza in circuito integrato monolitico con circutto esterno combinato per la reiezione alla linea e la determinazione del guadagno
GB1582138A (en) * 1976-07-19 1980-12-31 Rca Corp Video amplifier circuit
US4082996A (en) * 1976-09-27 1978-04-04 Rca Corporation Video amplifier including an a-c coupled voltage follower output stage
US4293875A (en) * 1980-01-03 1981-10-06 Telegram Communications Corp. Wide bandwidth video amplifier
JPS59200510A (ja) * 1983-04-26 1984-11-13 Citizen Watch Co Ltd 低消費電力増巾器
NL8502637A (nl) * 1985-03-06 1986-10-01 Philips Nv Beeldweergeefinrichting.
DE3540752A1 (de) * 1985-11-16 1987-05-21 Blaupunkt Werke Gmbh Schaltungsanordnung mit steuerbarem verstaerkungsfaktor
FR2674705A1 (fr) * 1991-03-29 1992-10-02 Philips Electro Grand Public Dispositif amplificateur video.
US6680755B2 (en) * 2001-04-05 2004-01-20 Industrial Technology Research Institute Adjustable biased gamma-correction circuit with central-symmetry voltage

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3070656A (en) * 1959-07-08 1962-12-25 Warwick Mfg Corp Video amplifier

Also Published As

Publication number Publication date
AT341018B (de) 1978-01-10
NL7416481A (nl) 1976-06-22
IT1051625B (it) 1981-05-20
ES443525A1 (es) 1977-05-01
DE2555687C3 (de) 1978-05-24
US4035840A (en) 1977-07-12
GB1532447A (en) 1978-11-15
BE836694A (fr) 1976-06-16
AU505054B2 (en) 1979-11-08
ATA957775A (de) 1977-05-15
DE2555687A1 (de) 1976-06-24
FR2295659A1 (fr) 1976-07-16
BR7508295A (pt) 1976-09-08
NL165617C (nl) 1981-04-15
DK568775A (da) 1976-06-19
NZ179546A (en) 1978-11-13
JPS5759985B2 (enExample) 1982-12-17
AR207174A1 (es) 1976-09-15
DE2555687B2 (de) 1977-10-20
JPS5186314A (enExample) 1976-07-28
FR2295659B1 (enExample) 1982-09-03
AU8758975A (en) 1977-06-23
ZA757247B (en) 1977-06-29

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