CA2009315A1 - Circuit amplificateur - Google Patents

Circuit amplificateur

Info

Publication number
CA2009315A1
CA2009315A1 CA2009315A CA2009315A CA2009315A1 CA 2009315 A1 CA2009315 A1 CA 2009315A1 CA 2009315 A CA2009315 A CA 2009315A CA 2009315 A CA2009315 A CA 2009315A CA 2009315 A1 CA2009315 A1 CA 2009315A1
Authority
CA
Canada
Prior art keywords
determining
amplifying
transistor
current
output
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
CA2009315A
Other languages
English (en)
Other versions
CA2009315C (fr
Inventor
Tomio Ueda
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.)
Fujitsu Ltd
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2009315A1 publication Critical patent/CA2009315A1/fr
Application granted granted Critical
Publication of CA2009315C publication Critical patent/CA2009315C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/34—DC amplifiers in which all stages are DC-coupled
    • H03F3/343—DC amplifiers in which all stages are DC-coupled with semiconductor devices only
    • H03F3/345—DC amplifiers in which all stages are DC-coupled with semiconductor devices only with field-effect devices
    • H03F3/3455—DC amplifiers in which all stages are DC-coupled with semiconductor devices only with field-effect devices with junction-FET's
    • 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
    • H03F1/301—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in MOSFET 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
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
    • H03F1/306—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in junction-FET amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
CA002009315A 1989-02-15 1990-02-05 Circuit amplificateur Expired - Fee Related CA2009315C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1-035302 1989-02-15
JP1035302A JPH02214315A (ja) 1989-02-15 1989-02-15 バイアス回路

Publications (2)

Publication Number Publication Date
CA2009315A1 true CA2009315A1 (fr) 1990-08-15
CA2009315C CA2009315C (fr) 1995-06-20

Family

ID=12437985

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002009315A Expired - Fee Related CA2009315C (fr) 1989-02-15 1990-02-05 Circuit amplificateur

Country Status (5)

Country Link
US (1) US5034702A (fr)
EP (1) EP0383293B1 (fr)
JP (1) JPH02214315A (fr)
CA (1) CA2009315C (fr)
DE (1) DE69019015T2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7242252B2 (en) * 2005-03-29 2007-07-10 Intel Corporation Transistor bias current regulation apparatus, method, and system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH600678A5 (fr) * 1975-08-12 1978-06-30 Centre Electron Horloger
US4264874A (en) * 1978-01-25 1981-04-28 Harris Corporation Low voltage CMOS amplifier
JPS58202605A (ja) * 1982-05-21 1983-11-25 Hitachi Ltd カスコ−ドアンプ
US4546307A (en) * 1984-01-03 1985-10-08 National Semiconductor Corporation NPN Transistor current mirror circuit
US4882482A (en) * 1988-10-26 1989-11-21 Tektronix, Inc. Thermally stabilized optical preamplifier

Also Published As

Publication number Publication date
DE69019015D1 (de) 1995-06-08
EP0383293A2 (fr) 1990-08-22
EP0383293A3 (fr) 1991-04-10
CA2009315C (fr) 1995-06-20
DE69019015T2 (de) 1995-11-02
EP0383293B1 (fr) 1995-05-03
JPH02214315A (ja) 1990-08-27
US5034702A (en) 1991-07-23

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed
MKLA Lapsed

Effective date: 19980205