TW541783B - Audio output amplifier - Google Patents

Audio output amplifier Download PDF

Info

Publication number
TW541783B
TW541783B TW91110052A TW91110052A TW541783B TW 541783 B TW541783 B TW 541783B TW 91110052 A TW91110052 A TW 91110052A TW 91110052 A TW91110052 A TW 91110052A TW 541783 B TW541783 B TW 541783B
Authority
TW
Taiwan
Prior art keywords
signal
voltage
sound
output
signal line
Prior art date
Application number
TW91110052A
Other languages
English (en)
Chinese (zh)
Inventor
Mamoru Kitamura
Original Assignee
Niigata Seimitsu Co 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 Niigata Seimitsu Co Ltd filed Critical Niigata Seimitsu Co Ltd
Application granted granted Critical
Publication of TW541783B publication Critical patent/TW541783B/zh

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/181—Low-frequency amplifiers, e.g. audio preamplifiers
    • H03F3/183—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only
    • H03F3/187—Low-frequency amplifiers, e.g. audio preamplifiers 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
    • H03F3/68—Combinations of amplifiers, e.g. multi-channel amplifiers for stereophonics

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Multimedia (AREA)
  • Amplifiers (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Headphones And Earphones (AREA)
  • Stereophonic Arrangements (AREA)
TW91110052A 2001-05-21 2002-05-14 Audio output amplifier TW541783B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001150814A JP2002345064A (ja) 2001-05-21 2001-05-21 音声出力アンプ

Publications (1)

Publication Number Publication Date
TW541783B true TW541783B (en) 2003-07-11

Family

ID=18995771

Family Applications (1)

Application Number Title Priority Date Filing Date
TW91110052A TW541783B (en) 2001-05-21 2002-05-14 Audio output amplifier

Country Status (3)

Country Link
JP (1) JP2002345064A (ja)
TW (1) TW541783B (ja)
WO (1) WO2002095936A1 (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8634572B2 (en) 2005-01-13 2014-01-21 Louis Fisher Davis, Jr. Method and apparatus for ambient sound therapy user interface and control system
US8081785B2 (en) * 2006-03-21 2011-12-20 Fairchild Semiconductor Corporation High efficiency converter providing switching amplifier bias
US8081777B2 (en) 2006-03-21 2011-12-20 Fairchild Semiconductor Corporation Volume-based adaptive biasing
GB2441218B (en) * 2006-08-23 2011-08-10 Samsung Electronics Co Ltd Method,apparatus and system for reducing dc coupling capacitance at switching amplifier
TWI385573B (zh) * 2008-08-27 2013-02-11 Realtek Semiconductor Corp 音訊裝置與輸出／輸入音訊的方法
JP5780119B2 (ja) 2011-10-31 2015-09-16 ヤマハ株式会社 音声出力アンプ

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02137507A (ja) * 1988-11-18 1990-05-25 Sanyo Electric Co Ltd 増幅器
JP2501686B2 (ja) * 1991-09-13 1996-05-29 オンキヨー株式会社 平衡増幅器
JPH1093365A (ja) * 1996-09-18 1998-04-10 Mitsubishi Electric Corp オーディオ用電力増幅回路
JP3881448B2 (ja) * 1998-03-31 2007-02-14 株式会社東芝 電力増幅回路
JP2001094366A (ja) * 1999-09-24 2001-04-06 Conisis Kenkyusho:Kk オーディオ電力増幅器の疑似接地回路

Also Published As

Publication number Publication date
WO2002095936A1 (fr) 2002-11-28
JP2002345064A (ja) 2002-11-29

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Legal Events

Date Code Title Description
GD4A Issue of patent certificate for granted invention patent
MM4A Annulment or lapse of patent due to non-payment of fees