SE520436C2 - Förstärkarkrets - Google Patents

Förstärkarkrets

Info

Publication number: SE520436C2
Authority: SE; Sweden
Prior art keywords: unit; signal; control; amplifier; output signal
Prior art date: 2000-12-01

Application number

SE0004433A

Other languages

English (en)

Swedish (sv)

Other versions

SE0004433D0 (sv

SE0004433L (sv

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.)

2000-12-01

Filing date

2000-12-01

Publication date

2003-07-08

2000-12-01 Application filed by Transmode Systems Ab filed Critical Transmode Systems Ab

2000-12-01 Priority to SE0004433A priority Critical patent/SE520436C2/sv

2000-12-01 Publication of SE0004433D0 publication Critical patent/SE0004433D0/xx

2001-11-29 Priority to US10/433,083 priority patent/US6864744B2/en

2001-11-29 Priority to PCT/SE2001/002647 priority patent/WO2002045260A1/en

2001-11-29 Priority to AT01999040T priority patent/ATE385355T1/de

2001-11-29 Priority to AU2002218614A priority patent/AU2002218614A1/en

2001-11-29 Priority to DE60132674T priority patent/DE60132674T2/de

2001-11-29 Priority to EP01999040A priority patent/EP1346474B1/de

2002-06-02 Publication of SE0004433L publication Critical patent/SE0004433L/

2003-07-08 Publication of SE520436C2 publication Critical patent/SE520436C2/sv

Links

230000003321 amplification Effects 0.000 claims abstract description 12
238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 12
230000003287 optical effect Effects 0.000 claims description 17
238000000034 method Methods 0.000 claims description 3
239000004020 conductor Substances 0.000 description 2
230000007423 decrease Effects 0.000 description 2
238000006243 chemical reaction Methods 0.000 description 1
238000010276 construction Methods 0.000 description 1

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)

SE0004433A 2000-12-01 2000-12-01 Förstärkarkrets SE520436C2 (sv)

Priority Applications (7)

Application Number	Priority Date	Filing Date	Title
SE0004433A SE520436C2 (sv)	2000-12-01	2000-12-01	Förstärkarkrets
US10/433,083 US6864744B2 (en)	2000-12-01	2001-11-29	Amplifier circuit
PCT/SE2001/002647 WO2002045260A1 (en)	2000-12-01	2001-11-29	Amplifier circuit
AT01999040T ATE385355T1 (de)	2000-12-01	2001-11-29	Verstärkerschaltung
AU2002218614A AU2002218614A1 (en)	2000-12-01	2001-11-29	Amplifier circuit
DE60132674T DE60132674T2 (de)	2000-12-01	2001-11-29	Verstärkerschaltung
EP01999040A EP1346474B1 (de)	2000-12-01	2001-11-29	Verstärkerschaltung

Applications Claiming Priority (1)

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

Publications (3)

Publication Number	Publication Date
SE0004433D0 SE0004433D0 (sv)	2000-12-01
SE0004433L SE0004433L (sv)	2002-06-02
SE520436C2 true SE520436C2 (sv)	2003-07-08

Family

ID=20282056

Family Applications (1)

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

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

2000
- 2000-12-01 SE SE0004433A patent/SE520436C2/sv not_active IP Right Cessation
2001
- 2001-11-29 WO PCT/SE2001/002647 patent/WO2002045260A1/en not_active Ceased
- 2001-11-29 AU AU2002218614A patent/AU2002218614A1/en not_active Abandoned
- 2001-11-29 US US10/433,083 patent/US6864744B2/en not_active Expired - Lifetime
- 2001-11-29 EP EP01999040A patent/EP1346474B1/de not_active Expired - Lifetime
- 2001-11-29 DE DE60132674T patent/DE60132674T2/de not_active Expired - Lifetime
- 2001-11-29 AT AT01999040T patent/ATE385355T1/de not_active IP Right Cessation

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
ATE385355T1 (de)	2008-02-15
SE0004433L (sv)	2002-06-02
EP1346474A1 (de)	2003-09-24
DE60132674D1 (de)	2008-03-20

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Legal Events

Date	Code	Title	Description
2016-08-02	NUG	Patent has lapsed