ATE521131T1 - Rauscharmer weitbereichsverstärker - Google Patents

Rauscharmer weitbereichsverstärker

Info

Publication number
ATE521131T1
ATE521131T1 AT08752875T AT08752875T ATE521131T1 AT E521131 T1 ATE521131 T1 AT E521131T1 AT 08752875 T AT08752875 T AT 08752875T AT 08752875 T AT08752875 T AT 08752875T AT E521131 T1 ATE521131 T1 AT E521131T1
Authority
AT
Austria
Prior art keywords
terminal
transistor
passive element
wide range
low noise
Prior art date
Application number
AT08752875T
Other languages
English (en)
Inventor
Munenari Kawashima
You Yamaguchi
Kazuhiro Uehara
Kenjiro Nishikawa
Original Assignee
Nippon Telegraph & Telephone
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 Nippon Telegraph & Telephone filed Critical Nippon Telegraph & Telephone
Application granted granted Critical
Publication of ATE521131T1 publication Critical patent/ATE521131T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/26—Modifications of amplifiers to reduce influence of noise generated by amplifying elements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/42—Modifications of amplifiers to extend the bandwidth
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/56—Modifications of input or output impedances, not otherwise provided for
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/108—A coil being added in the drain circuit of a FET amplifier stage, e.g. for noise reducing purposes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/144—Indexing scheme relating to amplifiers the feedback circuit of the amplifier stage comprising a passive resistor and passive capacitor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/151—A source follower being used in a feedback circuit of an amplifier stage
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/222—A circuit being added at the input of an amplifier to adapt the input impedance of the amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/294—Indexing scheme relating to amplifiers the amplifier being a low noise amplifier [LNA]
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/36—Indexing scheme relating to amplifiers the amplifier comprising means for increasing the bandwidth
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/451—Indexing scheme relating to amplifiers the amplifier being a radio frequency amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
AT08752875T 2007-05-16 2008-05-16 Rauscharmer weitbereichsverstärker ATE521131T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007131076A JP4857189B2 (ja) 2007-05-16 2007-05-16 広帯域低雑音増幅器
PCT/JP2008/059033 WO2008143174A1 (ja) 2007-05-16 2008-05-16 広帯域低雑音増幅器

Publications (1)

Publication Number Publication Date
ATE521131T1 true ATE521131T1 (de) 2011-09-15

Family

ID=40031876

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08752875T ATE521131T1 (de) 2007-05-16 2008-05-16 Rauscharmer weitbereichsverstärker

Country Status (6)

Country Link
US (1) US8004363B2 (de)
EP (1) EP2148433B1 (de)
JP (1) JP4857189B2 (de)
KR (1) KR101098024B1 (de)
AT (1) ATE521131T1 (de)
WO (1) WO2008143174A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101561951B1 (ko) * 2009-10-21 2015-10-20 삼성전자 주식회사 휴대 단말기의 전력 소모 제어 방법 및 장치
US8451063B2 (en) 2010-09-29 2013-05-28 Hitachi, Ltd. Wideband low noise sensor amplifier circuit
WO2012049861A1 (ja) * 2010-10-15 2012-04-19 日本精工株式会社 電源状態診断方法及び装置
EP2466746B1 (de) * 2010-12-16 2013-09-18 TELEFONAKTIEBOLAGET LM ERICSSON (publ) Rauscharmer Verstärker
US8456237B2 (en) * 2011-03-23 2013-06-04 Integrated Device Technology, Inc. Low noise variable gain amplifier utilizing variable feedback techniques with constant input/output impedance
JP5485332B2 (ja) * 2012-05-09 2014-05-07 日本電信電話株式会社 可変利得増幅器、及び増幅回路
KR20140125936A (ko) 2013-04-19 2014-10-30 삼성전자주식회사 수동 이퀄라이저 및 이를 이용한 고속 디지털 신호 전송 시스템
JP5719467B1 (ja) * 2014-05-30 2015-05-20 日本電信電話株式会社 低雑音増幅器
TWI695579B (zh) * 2017-06-08 2020-06-01 日商村田製作所股份有限公司 功率放大電路
CN109474243B (zh) * 2018-11-30 2024-03-22 南京米乐为微电子科技有限公司 一种超宽带低噪声放大器

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU543133A1 (ru) * 1975-01-17 1977-01-15 Предприятие П/Я В-8542 Усилитель
JPS5676611A (en) * 1979-11-28 1981-06-24 Fujitsu Ltd Low noise amplifying circuit
JPS59171204A (ja) * 1983-03-17 1984-09-27 Nec Corp バイアス回路
JPH0760975B2 (ja) * 1987-05-14 1995-06-28 日本電信電話株式会社 複合型半導体定電圧発生回路装置
JPH02180412A (ja) * 1988-12-29 1990-07-13 Sharp Corp 広帯域増幅器
JPH06338741A (ja) * 1993-05-31 1994-12-06 Casio Comput Co Ltd トランジスタ増幅器
US5661437A (en) * 1994-08-15 1997-08-26 Nippon Telegraph And Telephone Corporation Negative feedback variable gain amplifier circuit
JPH09260958A (ja) * 1996-03-19 1997-10-03 Sharp Corp 高周波半導体集積回路の負帰還増幅回路
JPH11266132A (ja) * 1998-03-16 1999-09-28 Toshiba Corp 増幅回路装置
US6429746B1 (en) * 1999-12-07 2002-08-06 Nokia Networks Oy System and method for auto-bias of an amplifier
US6452452B1 (en) * 2000-07-10 2002-09-17 Intersil Americas Inc. Negative feedback gain control for common electrode transistor
JP2002171141A (ja) * 2000-11-30 2002-06-14 Mitsubishi Electric Corp 半導体装置
JP2002330030A (ja) * 2001-05-01 2002-11-15 Mitsubishi Electric Corp 高周波集積回路
JP2003273676A (ja) * 2002-03-14 2003-09-26 Kobe Steel Ltd 高周波電力制御回路
JP2004159195A (ja) * 2002-11-07 2004-06-03 Fujitsu Ltd 増幅回路
US7218175B1 (en) * 2005-04-11 2007-05-15 Sirenza Microdevices, Inc. Dynamic feedback linearization
WO2006121650A2 (en) * 2005-04-29 2006-11-16 The Regents Of The University Of California Power amplifier with an output matching network
JP4270196B2 (ja) 2005-11-09 2009-05-27 トヨタ自動車株式会社 バッテリ状態診断装置

Also Published As

Publication number Publication date
KR101098024B1 (ko) 2011-12-22
EP2148433B1 (de) 2011-08-17
US8004363B2 (en) 2011-08-23
JP4857189B2 (ja) 2012-01-18
KR20090127429A (ko) 2009-12-11
WO2008143174A1 (ja) 2008-11-27
US20100066452A1 (en) 2010-03-18
JP2008288817A (ja) 2008-11-27
EP2148433A1 (de) 2010-01-27
EP2148433A4 (de) 2010-05-05

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Legal Events

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