IT989944B - ELECTRIC SIGNAL AMPLIFIER CIRCUIT - Google Patents

ELECTRIC SIGNAL AMPLIFIER CIRCUIT

Info

Publication number
IT989944B
IT989944B IT5156073A IT5156073A IT989944B IT 989944 B IT989944 B IT 989944B IT 5156073 A IT5156073 A IT 5156073A IT 5156073 A IT5156073 A IT 5156073A IT 989944 B IT989944 B IT 989944B
Authority
IT
Italy
Prior art keywords
electric signal
amplifier circuit
signal amplifier
circuit
electric
Prior art date
Application number
IT5156073A
Other languages
Italian (it)
Original Assignee
Sony Corp
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
Priority claimed from JP47073584A external-priority patent/JPS4932570A/ja
Application filed by Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of IT989944B publication Critical patent/IT989944B/en

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
    • H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
    • H03F1/22—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of cascode coupling, i.e. earthed cathode or emitter stage followed by earthed grid or base stage respectively
    • 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
    • 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
    • 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
    • H03F3/347—DC amplifiers in which all stages are DC-coupled with semiconductor devices only in integrated circuits
    • 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
    • H03F3/45479—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier
    • H03G1/0023—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier in emitter-coupled or cascode amplifiers
    • 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
    • H03F2203/45096—Indexing scheme relating to differential amplifiers the difference of two signals being made by, e.g. combining two or more current mirrors, e.g. differential current mirror

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Amplifiers (AREA)
IT5156073A 1972-07-22 1973-07-20 ELECTRIC SIGNAL AMPLIFIER CIRCUIT IT989944B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP47073584A JPS4932570A (en) 1972-07-22 1972-07-22
JP7358672A JPS5620723B2 (en) 1972-07-22 1972-07-22
JP7358572A JPS5620722B2 (en) 1972-07-22 1972-07-22

Publications (1)

Publication Number Publication Date
IT989944B true IT989944B (en) 1975-06-10

Family

ID=27301258

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5156073A IT989944B (en) 1972-07-22 1973-07-20 ELECTRIC SIGNAL AMPLIFIER CIRCUIT

Country Status (3)

Country Link
BR (1) BR7305557D0 (en)
IT (1) IT989944B (en)
NL (1) NL186937C (en)

Also Published As

Publication number Publication date
NL186937B (en) 1990-11-01
BR7305557D0 (en) 1975-09-02
NL186937C (en) 1991-04-02
NL8600434A (en) 1986-06-02

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