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GB8812792D0 - Improvements in integrated circuits - Google Patents

Improvements in integrated circuits

Info

Publication number
GB8812792D0
GB8812792D0 GB888812792A GB8812792A GB8812792D0 GB 8812792 D0 GB8812792 D0 GB 8812792D0 GB 888812792 A GB888812792 A GB 888812792A GB 8812792 A GB8812792 A GB 8812792A GB 8812792 D0 GB8812792 D0 GB 8812792D0
Authority
GB
United Kingdom
Prior art keywords
integrated circuits
circuits
integrated
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
GB888812792A
Other versions
GB2219162A (en
GB2219162B (en
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.)
STC PLC
Original Assignee
STC PLC
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 STC PLC filed Critical STC PLC
Priority to GB8812792A priority Critical patent/GB2219162B/en
Publication of GB8812792D0 publication Critical patent/GB8812792D0/en
Publication of GB2219162A publication Critical patent/GB2219162A/en
Application granted granted Critical
Publication of GB2219162B publication Critical patent/GB2219162B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/45278—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using BiFET transistors as the active amplifying circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • 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
    • H03F2203/30—Indexing scheme relating to single-ended push-pull [SEPP]; Phase-splitters therefor
    • H03F2203/30144—Indexing scheme relating to single-ended push-pull [SEPP]; Phase-splitters therefor the SEPP comprising a reactive element in the amplifying circuits
    • 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
    • H03F2203/45028—Indexing scheme relating to differential amplifiers the differential amplifier amplifying transistors are folded cascode coupled transistors
    • 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
    • H03F2203/45176—A cross coupling circuit, e.g. consisting of two cross coupled transistors, being added in the load circuit of the amplifying transistors of a differential amplifier
    • 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
    • H03F2203/45188—Indexing scheme relating to differential amplifiers the differential amplifier contains one or more current sources in the load
    • 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
    • H03F2203/45271—Indexing scheme relating to differential amplifiers the output current being reduced by a transistor which being controlled by the input signal to sink current

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
GB8812792A 1988-05-28 1988-05-28 Amplifier circuit Expired - Lifetime GB2219162B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8812792A GB2219162B (en) 1988-05-28 1988-05-28 Amplifier circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8812792A GB2219162B (en) 1988-05-28 1988-05-28 Amplifier circuit

Publications (3)

Publication Number Publication Date
GB8812792D0 true GB8812792D0 (en) 1988-06-29
GB2219162A GB2219162A (en) 1989-11-29
GB2219162B GB2219162B (en) 1992-06-10

Family

ID=10637791

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8812792A Expired - Lifetime GB2219162B (en) 1988-05-28 1988-05-28 Amplifier circuit

Country Status (1)

Country Link
GB (1) GB2219162B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2230155A (en) * 1989-03-31 1990-10-10 Plessey Co Plc Voltage-controlled current source
US5091701A (en) * 1990-10-15 1992-02-25 Analog Devices, Inc. High efficiency cross-coupled folded cascode circuit
DE4132219A1 (en) * 1991-09-27 1993-04-01 Standard Elektrik Lorenz Ag AMPLIFIER CIRCUIT WITH BIPOLAR AND FIELD EFFECT TRANSISTORS
US5446396A (en) * 1992-10-22 1995-08-29 Advanced Micro Devices, Inc. Voltage comparator with hysteresis
US5392003A (en) * 1993-08-09 1995-02-21 Motorola, Inc. Wide tuning range operational transconductance amplifiers
GB2298536A (en) * 1995-03-03 1996-09-04 Plessey Semiconductors Ltd Active load to increase output impedance of transconductor amplifier

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1017392A (en) * 1961-04-06 1966-01-19 Rotax Ltd Transistor amplifiers

Also Published As

Publication number Publication date
GB2219162A (en) 1989-11-29
GB2219162B (en) 1992-06-10

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20030528