JPH11261346A - オーディオ・アンプ及びオーディオ信号をエラーなしで増幅する方法 - Google Patents

オーディオ・アンプ及びオーディオ信号をエラーなしで増幅する方法

Info

Publication number
JPH11261346A
JPH11261346A JP10273440A JP27344098A JPH11261346A JP H11261346 A JPH11261346 A JP H11261346A JP 10273440 A JP10273440 A JP 10273440A JP 27344098 A JP27344098 A JP 27344098A JP H11261346 A JPH11261346 A JP H11261346A
Authority
JP
Japan
Prior art keywords
signal
error
amplifier
main
terminal
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.)
Pending
Application number
JP10273440A
Other languages
English (en)
Japanese (ja)
Other versions
JPH11261346A5 (enExample
Inventor
Makino Jun
マキノ ジュン
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.)
MAJIIRU LAB Pte Ltd
Original Assignee
MAJIIRU LAB Pte Ltd
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 MAJIIRU LAB Pte Ltd filed Critical MAJIIRU LAB Pte Ltd
Publication of JPH11261346A publication Critical patent/JPH11261346A/ja
Publication of JPH11261346A5 publication Critical patent/JPH11261346A5/ja
Pending 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
    • H03F3/45376—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using junction FET transistors as the active amplifying circuit
    • H03F3/45381—Long tailed pairs
    • 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
    • H03F3/3001—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor with field-effect transistors
    • H03F3/301—CMOS common drain output SEPP amplifiers
    • H03F3/3016—CMOS common drain output SEPP amplifiers with symmetrical driving of the end stage
    • 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
    • H03F3/3001—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor with field-effect transistors
    • H03F3/3061—Bridge type, i.e. two complementary controlled SEPP output stages
    • 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
    • H03F2203/30057—Indexing scheme relating to single-ended push-pull [SEPP]; Phase-splitters therefor the SEPP power transistors are realised as paralleled FETs, i.e. the push or the pull transistor
    • 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
    • H03F2203/30078—A resistor being added in the pull stage of the SEPP 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
    • H03F2203/30091—Indexing scheme relating to single-ended push-pull [SEPP]; Phase-splitters therefor the pull side of the SEPP amplifier has an extra drive follower stage to control this pull side
    • 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
    • H03F2203/30111—A resistor being added in the push stage of the SEPP 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
    • H03F2203/30123—Indexing scheme relating to single-ended push-pull [SEPP]; Phase-splitters therefor the push side of the SEPP amplifier has an extra drive follower stage to control this push side
    • 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
    • H03F2203/45371—Indexing scheme relating to differential amplifiers the AAC comprising parallel coupled multiple transistors at their source and gate and drain or at their base and emitter and collector, e.g. in a cascode dif amp, only those forming the composite common source transistor or the composite common emitter transistor respectively
    • 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
    • H03F2203/45374—Indexing scheme relating to differential amplifiers the AAC comprising one or more discrete resistors
    • 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
    • H03F2203/45702—Indexing scheme relating to differential amplifiers the LC comprising two resistors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
JP10273440A 1997-09-27 1998-09-28 オーディオ・アンプ及びオーディオ信号をエラーなしで増幅する方法 Pending JPH11261346A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SG1997003598A SG71047A1 (en) 1997-09-27 1997-09-27 Amplifier circuit employing floating error cancellation
SG9703598-4 1997-09-27

Publications (2)

Publication Number Publication Date
JPH11261346A true JPH11261346A (ja) 1999-09-24
JPH11261346A5 JPH11261346A5 (enExample) 2005-04-14

Family

ID=20429751

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10273440A Pending JPH11261346A (ja) 1997-09-27 1998-09-28 オーディオ・アンプ及びオーディオ信号をエラーなしで増幅する方法

Country Status (3)

Country Link
US (1) US6046634A (enExample)
JP (1) JPH11261346A (enExample)
SG (1) SG71047A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016019274A (ja) * 2014-07-11 2016-02-01 ソニー株式会社 信号処理装置および信号処理方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2829886B1 (fr) * 2001-09-18 2005-09-30 St Microelectronics Sa Circuit amplificateur en classe ab

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5571400A (en) * 1978-11-24 1980-05-29 Hitachi Ltd Monolithic power ic and acoustic unit
GB8531235D0 (en) * 1985-12-19 1986-01-29 Lucas Ind Plc Sensing direction of rotation
US4721919A (en) * 1986-12-22 1988-01-26 General Motors Corporation Class G bridge amplifier with unipolar supplies
US5939938A (en) * 1995-10-13 1999-08-17 National Semiconductor Corporation Amplifier circuit with reduced DC power related turn-on and turn-off transients

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016019274A (ja) * 2014-07-11 2016-02-01 ソニー株式会社 信号処理装置および信号処理方法

Also Published As

Publication number Publication date
US6046634A (en) 2000-04-04
SG71047A1 (en) 2000-03-21

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