ATE385355T1 - Verstärkerschaltung - Google Patents

Verstärkerschaltung

Info

Publication number
ATE385355T1
ATE385355T1 AT01999040T AT01999040T ATE385355T1 AT E385355 T1 ATE385355 T1 AT E385355T1 AT 01999040 T AT01999040 T AT 01999040T AT 01999040 T AT01999040 T AT 01999040T AT E385355 T1 ATE385355 T1 AT E385355T1
Authority
AT
Austria
Prior art keywords
amplifier circuit
unit
control
amplification
receive
Prior art date
Application number
AT01999040T
Other languages
English (en)
Inventor
Gunnar Forsberg
Original Assignee
Transmode Systems Ab
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 Transmode Systems Ab filed Critical Transmode Systems Ab
Application granted granted Critical
Publication of ATE385355T1 publication Critical patent/ATE385355T1/de

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
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H03G3/3026—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being discontinuously variable, e.g. controlled by switching

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
AT01999040T 2000-12-01 2001-11-29 Verstärkerschaltung ATE385355T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0004433A SE520436C2 (sv) 2000-12-01 2000-12-01 Förstärkarkrets

Publications (1)

Publication Number Publication Date
ATE385355T1 true ATE385355T1 (de) 2008-02-15

Family

ID=20282056

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01999040T ATE385355T1 (de) 2000-12-01 2001-11-29 Verstärkerschaltung

Country Status (7)

Country Link
US (1) US6864744B2 (de)
EP (1) EP1346474B1 (de)
AT (1) ATE385355T1 (de)
AU (1) AU2002218614A1 (de)
DE (1) DE60132674T2 (de)
SE (1) SE520436C2 (de)
WO (1) WO2002045260A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105099385B (zh) * 2015-08-24 2018-07-10 上海艾为电子技术股份有限公司 增益控制电路和音频设备

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62140507A (ja) * 1985-12-13 1987-06-24 Oki Electric Ind Co Ltd オフセツト補償自動利得制御増幅器
GB2209444B (en) * 1987-07-21 1992-03-18 Plessey Co Plc Improvements in or relating to amplifiers
US5339454A (en) * 1991-08-05 1994-08-16 Ford Motor Company Automatic gain control for RF amplifier
JP2713224B2 (ja) * 1995-05-01 1998-02-16 日本電気株式会社 光受信器
JPH11275021A (ja) * 1998-03-20 1999-10-08 Fujitsu Ltd 光増幅装置
JP2000151432A (ja) 1998-11-10 2000-05-30 Hitachi Denshi Ltd 無線送信装置
JP2000154132A (ja) * 1998-11-19 2000-06-06 Shiseido Co Ltd 抗老化剤
JP2000307363A (ja) 1999-04-16 2000-11-02 Hitachi Denshi Ltd 無線伝送装置
JP2001024454A (ja) * 1999-07-07 2001-01-26 Matsushita Electric Ind Co Ltd 自動利得制御装置及び方法、並びに自動利得制御機能を持った無線通信装置
JP4299416B2 (ja) * 1999-10-18 2009-07-22 株式会社ルネサステクノロジ ピーク検波式ａｇｃ回路
JP2001230644A (ja) * 2000-02-18 2001-08-24 Matsushita Electric Ind Co Ltd 自動利得制御装置及び方法、並びに自動利得制御機能を備える無線通信装置

Also Published As

Publication number Publication date
SE0004433D0 (sv) 2000-12-01
EP1346474B1 (de) 2008-01-30
DE60132674T2 (de) 2009-03-19
US20040021513A1 (en) 2004-02-05
US6864744B2 (en) 2005-03-08
AU2002218614A1 (en) 2002-06-11
WO2002045260A1 (en) 2002-06-06
SE0004433L (sv) 2002-06-02
SE520436C2 (sv) 2003-07-08
EP1346474A1 (de) 2003-09-24
DE60132674D1 (de) 2008-03-20

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties