FR2295659A1 - Dispositif reproducteur d'images de television muni d'un amplificateur du genre video - Google Patents

Dispositif reproducteur d'images de television muni d'un amplificateur du genre video

Info

Publication number
FR2295659A1
FR2295659A1 FR7538851A FR7538851A FR2295659A1 FR 2295659 A1 FR2295659 A1 FR 2295659A1 FR 7538851 A FR7538851 A FR 7538851A FR 7538851 A FR7538851 A FR 7538851A FR 2295659 A1 FR2295659 A1 FR 2295659A1
Authority
FR
France
Prior art keywords
reproducing device
device equipped
image reproducing
television image
video type
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.)
Granted
Application number
FR7538851A
Other languages
English (en)
Other versions
FR2295659B1 (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.)
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
Publication of FR2295659A1 publication Critical patent/FR2295659A1/fr
Application granted granted Critical
Publication of FR2295659B1 publication Critical patent/FR2295659B1/fr
Granted 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)
FR7538851A 1974-12-18 1975-12-18 Dispositif reproducteur d'images de television muni d'un amplificateur du genre video Granted FR2295659A1 (fr)

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 (2)

Publication Number Publication Date
FR2295659A1 true FR2295659A1 (fr) 1976-07-16
FR2295659B1 FR2295659B1 (fr) 1982-09-03

Family

ID=19822672

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7538851A Granted FR2295659A1 (fr) 1974-12-18 1975-12-18 Dispositif reproducteur d'images de television muni d'un amplificateur du genre video

Country Status (17)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2365913A1 (fr) * 1976-09-27 1978-04-21 Rca Corp Amplificateur video comportant un etage de sortie suiveur de tension couple en courant alternatif

Families Citing this family (8)

* 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
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2365913A1 (fr) * 1976-09-27 1978-04-21 Rca Corp Amplificateur video comportant un etage de sortie suiveur de tension couple en courant alternatif

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 (fr) 1982-09-03
ATA957775A (de) 1977-05-15
AU505054B2 (en) 1979-11-08
CA1053366A (fr) 1979-04-24
AR207174A1 (es) 1976-09-15
US4035840A (en) 1977-07-12
BR7508295A (pt) 1976-09-08
DE2555687C3 (de) 1978-05-24
ES443525A1 (es) 1977-05-01
ZA757247B (en) 1977-06-29
NL7416481A (nl) 1976-06-22
DK568775A (da) 1976-06-19
NZ179546A (en) 1978-11-13
JPS5186314A (fr) 1976-07-28
JPS5759985B2 (fr) 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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Legal Events

Date Code Title Description
ST Notification of lapse