ZA757247B - Television display apparatus having a video amplifier - Google Patents

Television display apparatus having a video amplifier

Info

Publication number
ZA757247B
ZA757247B ZA757247A ZA757247A ZA757247B ZA 757247 B ZA757247 B ZA 757247B ZA 757247 A ZA757247 A ZA 757247A ZA 757247 A ZA757247 A ZA 757247A ZA 757247 B ZA757247 B ZA 757247B
Authority
ZA
South Africa
Prior art keywords
display apparatus
television display
video amplifier
amplifier
video
Prior art date
Application number
ZA757247A
Other languages
English (en)
Inventor
D Teuling
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of ZA757247B publication Critical patent/ZA757247B/xx

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)
ZA757247A 1974-12-18 1975-11-18 Television display apparatus having a video amplifier ZA757247B (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
ZA757247B true ZA757247B (en) 1977-06-29

Family

ID=19822672

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA757247A ZA757247B (en) 1974-12-18 1975-11-18 Television display apparatus having a video amplifier

Country Status (17)

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

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
DE2555687B2 (de) 1977-10-20
NL165617C (nl) 1981-04-15
IT1051625B (it) 1981-05-20
BE836694A (fr) 1976-06-16
FR2295659B1 (xx) 1982-09-03
ATA957775A (de) 1977-05-15
AU505054B2 (en) 1979-11-08
CA1053366A (en) 1979-04-24
AR207174A1 (es) 1976-09-15
US4035840A (en) 1977-07-12
BR7508295A (pt) 1976-09-08
DE2555687C3 (de) 1978-05-24
FR2295659A1 (fr) 1976-07-16
ES443525A1 (es) 1977-05-01
NL7416481A (nl) 1976-06-22
DK568775A (da) 1976-06-19
NZ179546A (en) 1978-11-13
JPS5186314A (xx) 1976-07-28
JPS5759985B2 (xx) 1982-12-17
AU8758975A (en) 1977-06-23
GB1532447A (en) 1978-11-15
DE2555687A1 (de) 1976-06-24
AT341018B (de) 1978-01-10

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