IT1132488B - Circuito di messa in sordina di segnali per amplificatore a ponte - Google Patents

Circuito di messa in sordina di segnali per amplificatore a ponte

Info

Publication number
IT1132488B
IT1132488B IT24309/80A IT2430980A IT1132488B IT 1132488 B IT1132488 B IT 1132488B IT 24309/80 A IT24309/80 A IT 24309/80A IT 2430980 A IT2430980 A IT 2430980A IT 1132488 B IT1132488 B IT 1132488B
Authority
IT
Italy
Prior art keywords
signals
signaling circuit
bridge amplifier
bridge
amplifier
Prior art date
Application number
IT24309/80A
Other languages
English (en)
Other versions
IT8024309A0 (it
Inventor
Nishimura Kiyomitsu
Original Assignee
Mitsubishi Electric 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
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of IT8024309A0 publication Critical patent/IT8024309A0/it
Application granted granted Critical
Publication of IT1132488B publication Critical patent/IT1132488B/it

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/34—Muting amplifier when no signal is present or when only weak signals are present, or caused by the presence of noise signals, e.g. squelch systems
    • 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
    • H03F3/3081—Duplicated single-ended push-pull arrangements, i.e. bridge circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Noise Elimination (AREA)
  • Control Of Amplification And Gain Control (AREA)
IT24309/80A 1979-08-29 1980-08-27 Circuito di messa in sordina di segnali per amplificatore a ponte IT1132488B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11080179A JPS5634213A (en) 1979-08-29 1979-08-29 Signal muting circuit in bridge amplifier

Publications (2)

Publication Number Publication Date
IT8024309A0 IT8024309A0 (it) 1980-08-27
IT1132488B true IT1132488B (it) 1986-07-02

Family

ID=14544989

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24309/80A IT1132488B (it) 1979-08-29 1980-08-27 Circuito di messa in sordina di segnali per amplificatore a ponte

Country Status (4)

Country Link
US (1) US4366441A (it)
JP (1) JPS5634213A (it)
IT (1) IT1132488B (it)
NL (1) NL188826C (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5208865A (en) * 1991-12-23 1993-05-04 Ford Motor Company Muting circuit using common mode rejection of differential amplifier
FR2712126B1 (fr) * 1993-11-05 1995-12-01 Thomson Csf Amplificateur de puissance du type pont en H et ses moyens de blocage et dispositif amplificateur de puissance comportant de tels amplificateurs.
DE19501236C2 (de) * 1995-01-17 1996-11-14 Ldt Gmbh & Co Verstärker
JPH11195933A (ja) * 1997-12-27 1999-07-21 Murata Mfg Co Ltd スピーカ用アンプ
DE19858078B4 (de) * 1998-12-16 2012-04-12 Nokia Mobile Phones Ltd. Signalverstärkerschaltung mit symmetrischen Ein- und Ausgängen
JP4295109B2 (ja) * 2001-10-23 2009-07-15 エヌエックスピー ビー ヴィ 電力増幅器モジュール

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE109417C (it) * 1958-06-18
US3454893A (en) * 1967-09-11 1969-07-08 Bell Telephone Labor Inc Gated differential amplifier
US3771011A (en) * 1972-02-04 1973-11-06 Singer Co Apparatus for switching inputs to a deflection system
US3990020A (en) * 1975-06-26 1976-11-02 Hughes Aircraft Company DC linear power amplifier
US4041408A (en) * 1976-11-12 1977-08-09 Rca Corporation Push-pull audio amplifier system with muting

Also Published As

Publication number Publication date
NL188826B (nl) 1992-05-06
NL188826C (nl) 1992-10-01
IT8024309A0 (it) 1980-08-27
JPS6111484B2 (it) 1986-04-03
JPS5634213A (en) 1981-04-06
NL8004413A (nl) 1981-03-03
US4366441A (en) 1982-12-28

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950830