FR2755805B1 - Circuit d'amplification comprenant un dispositif de compensation de courant d'entree - Google Patents

Circuit d'amplification comprenant un dispositif de compensation de courant d'entree

Info

Publication number
FR2755805B1
FR2755805B1 FR9613888A FR9613888A FR2755805B1 FR 2755805 B1 FR2755805 B1 FR 2755805B1 FR 9613888 A FR9613888 A FR 9613888A FR 9613888 A FR9613888 A FR 9613888A FR 2755805 B1 FR2755805 B1 FR 2755805B1
Authority
FR
France
Prior art keywords
amplifier circuit
input current
compensation device
current compensation
input
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 - Fee Related
Application number
FR9613888A
Other languages
English (en)
Other versions
FR2755805A1 (fr
Inventor
Claude Claverie
Patrick Hardy
Stephane Hergault
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.)
Thomson Broadcast Systems
Original Assignee
Thomson Broadcast Systems
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 Thomson Broadcast Systems filed Critical Thomson Broadcast Systems
Priority to FR9613888A priority Critical patent/FR2755805B1/fr
Priority to EP97402541A priority patent/EP0843408B1/fr
Priority to DE69729162T priority patent/DE69729162T2/de
Priority to JP30467797A priority patent/JP4132157B2/ja
Priority to US08/968,015 priority patent/US5999045A/en
Publication of FR2755805A1 publication Critical patent/FR2755805A1/fr
Application granted granted Critical
Publication of FR2755805B1 publication Critical patent/FR2755805B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H03F1/56—Modifications of input or output impedances, not otherwise provided for
    • 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
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
    • H03F1/302—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in bipolar transistor amplifiers
FR9613888A 1996-11-14 1996-11-14 Circuit d'amplification comprenant un dispositif de compensation de courant d'entree Expired - Fee Related FR2755805B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR9613888A FR2755805B1 (fr) 1996-11-14 1996-11-14 Circuit d'amplification comprenant un dispositif de compensation de courant d'entree
EP97402541A EP0843408B1 (fr) 1996-11-14 1997-10-27 Circuit d'amplification comprenant un dispositif de compensation de courant d'entrée
DE69729162T DE69729162T2 (de) 1996-11-14 1997-10-27 Verstärkerschaltung mit Eingangsstromkompensationsvorrichtung
JP30467797A JP4132157B2 (ja) 1996-11-14 1997-11-06 入力電流補償装置を含む増幅回路
US08/968,015 US5999045A (en) 1996-11-14 1997-11-12 Amplification circuit which includes an input-current compensation device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9613888A FR2755805B1 (fr) 1996-11-14 1996-11-14 Circuit d'amplification comprenant un dispositif de compensation de courant d'entree

Publications (2)

Publication Number Publication Date
FR2755805A1 FR2755805A1 (fr) 1998-05-15
FR2755805B1 true FR2755805B1 (fr) 1998-12-11

Family

ID=9497617

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9613888A Expired - Fee Related FR2755805B1 (fr) 1996-11-14 1996-11-14 Circuit d'amplification comprenant un dispositif de compensation de courant d'entree

Country Status (5)

Country Link
US (1) US5999045A (fr)
EP (1) EP0843408B1 (fr)
JP (1) JP4132157B2 (fr)
DE (1) DE69729162T2 (fr)
FR (1) FR2755805B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6492871B2 (en) * 2000-12-29 2002-12-10 Silicon Integrated Systems Corp. Current feedback operational amplifier
JP2005151468A (ja) * 2003-11-19 2005-06-09 Sanyo Electric Co Ltd アンプ
GB2411062B (en) 2004-02-11 2007-11-28 Nujira Ltd Resonance suppression for power amplifier output network

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB932173A (en) * 1960-05-23 1963-07-24 Gen Precision Inc Sub-miniature gyro
US3551596A (en) * 1968-05-17 1970-12-29 Bell Telephone Labor Inc Error compensation network for video signals
US3609230A (en) * 1968-06-24 1971-09-28 Nasa Broadband video process with very high input impedance
US3811053A (en) * 1972-12-15 1974-05-14 Bell Telephone Labor Inc Video clamping circuit with variable clamping level during blanking
US4242640A (en) * 1978-01-03 1980-12-30 Sperry Corporation Current discharge fast time constant amplifier
NL7901722A (nl) * 1979-03-05 1980-09-09 Philips Nv Klemschakeling voor een videosignaal.
JPS58178670A (ja) * 1982-04-12 1983-10-19 Alps Electric Co Ltd ビデオ・クランプ回路
US4644198A (en) * 1984-10-31 1987-02-17 Rca Corporation Signal clamp

Also Published As

Publication number Publication date
DE69729162T2 (de) 2005-05-04
JP4132157B2 (ja) 2008-08-13
FR2755805A1 (fr) 1998-05-15
DE69729162D1 (de) 2004-06-24
JPH10294624A (ja) 1998-11-04
EP0843408A1 (fr) 1998-05-20
EP0843408B1 (fr) 2004-05-19
US5999045A (en) 1999-12-07

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20090731