TWI365599B - Re-configurable low noise amplifier utilizing capacitors for feedback - Google Patents

Re-configurable low noise amplifier utilizing capacitors for feedback

Info

Publication number
TWI365599B
TWI365599B TW097147722A TW97147722A TWI365599B TW I365599 B TWI365599 B TW I365599B TW 097147722 A TW097147722 A TW 097147722A TW 97147722 A TW97147722 A TW 97147722A TW I365599 B TWI365599 B TW I365599B
Authority
TW
Taiwan
Prior art keywords
feedback
low noise
noise amplifier
amplifier utilizing
configurable low
Prior art date
Application number
TW097147722A
Other languages
English (en)
Other versions
TW200935724A (en
Inventor
Jae-Woo Park
Chang-Sik Yoo
Original Assignee
Silicon Motion Inc
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 Silicon Motion Inc filed Critical Silicon Motion Inc
Publication of TW200935724A publication Critical patent/TW200935724A/zh
Application granted granted Critical
Publication of TWI365599B publication Critical patent/TWI365599B/zh

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
    • H03F1/26—Modifications of amplifiers to reduce influence of noise generated by amplifying elements
    • 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
    • H03F3/193—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only with field-effect devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/72—Gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/111—Indexing scheme relating to amplifiers the amplifier being a dual or triple band amplifier, e.g. 900 and 1800 MHz, e.g. switched or not switched, simultaneously or not
    • 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
    • H03F2200/378—A variable capacitor being added in the output circuit, e.g. collector, drain, of an amplifier stage
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/387—A circuit being added at the output of an amplifier to adapt the output impedance of the amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/429—Two or more amplifiers or one amplifier with filters for different frequency bands are coupled in parallel at the input or output
    • 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)
TW097147722A 2008-02-01 2008-12-08 Re-configurable low noise amplifier utilizing capacitors for feedback TWI365599B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020080010471A KR100952666B1 (ko) 2008-02-01 2008-02-01 커패시터 피드백을 이용한 재구성 가능 저잡음 증폭기

Publications (2)

Publication Number Publication Date
TW200935724A TW200935724A (en) 2009-08-16
TWI365599B true TWI365599B (en) 2012-06-01

Family

ID=40931094

Family Applications (1)

Application Number Title Priority Date Filing Date
TW097147722A TWI365599B (en) 2008-02-01 2008-12-08 Re-configurable low noise amplifier utilizing capacitors for feedback

Country Status (4)

Country Link
US (1) US7800450B2 (zh)
KR (1) KR100952666B1 (zh)
CN (1) CN101499780B (zh)
TW (1) TWI365599B (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI493198B (zh) * 2013-01-07 2015-07-21 Djp Co Ltd 頻率偵測器
TWI493199B (zh) * 2013-01-07 2015-07-21 Djp Co Ltd 頻率偵測器

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100811162B1 (ko) * 2006-11-15 2008-03-07 삼성전자주식회사 통신장치 및 저잡음 증폭방법
JP2012044436A (ja) * 2010-08-19 2012-03-01 Ntt Docomo Inc マルチバンド整合回路
US8310314B2 (en) * 2010-09-06 2012-11-13 Mediatek Inc. Signal amplification circuits for receiving/transmitting signals according to input signal
JP5647023B2 (ja) * 2011-01-31 2014-12-24 株式会社ヨコオ 地上放送波受信用アンテナ装置及びその構成部品
US9154356B2 (en) * 2012-05-25 2015-10-06 Qualcomm Incorporated Low noise amplifiers for carrier aggregation
US9603187B2 (en) * 2012-11-14 2017-03-21 Qualcomm Incorporated Omni-band amplifiers
KR101387975B1 (ko) * 2012-12-21 2014-04-24 연세대학교 산학협력단 저잡음 증폭기
US9054653B2 (en) * 2013-01-11 2015-06-09 Rfaxis, Inc. On-die harmonics filtering for radio frequency power amplifiers
US8903343B2 (en) 2013-01-25 2014-12-02 Qualcomm Incorporated Single-input multiple-output amplifiers with independent gain control per output
US9059665B2 (en) * 2013-02-22 2015-06-16 Qualcomm Incorporated Amplifiers with multiple outputs and configurable degeneration inductor
US9319009B2 (en) * 2013-07-31 2016-04-19 Futurewei Technologies, Inc. Tunable radio frequency low noise amplifier
US9154087B2 (en) * 2013-08-01 2015-10-06 Qualcomm Incorporated Amplifiers with configurable mutually-coupled source degeneration inductors
US20150056940A1 (en) * 2013-08-23 2015-02-26 Qualcomm Incorporated Harmonic trap for common gate amplifier
WO2015100402A1 (en) * 2013-12-25 2015-07-02 Vigraham Baradwaj Circuits for low noise amplifiers
JP6725854B2 (ja) * 2016-03-11 2020-07-22 株式会社ソシオネクスト 増幅回路、受信回路、及び半導体集積回路
CN109643972B (zh) 2016-08-23 2023-12-15 瑞典爱立信有限公司 电容器开关晶体管的偏置电路和其方法
GB2605900B (en) 2016-08-31 2023-02-08 Skyworks Solutions Inc Amplifier with improved return loss and mismatch over gain modes
CN107565912B (zh) * 2017-08-25 2020-11-06 东南大学 一种具有干扰抑制的低噪声放大器电路
KR20190124448A (ko) * 2018-04-26 2019-11-05 삼성전기주식회사 캐리어 어그리게이션(ca) 지원 가능한 멀티 입력 및 출력 구조를 갖는 저잡음 증폭회로
US10659011B2 (en) * 2018-10-22 2020-05-19 Delta Electronics Int'l (Singapore) Pte Ltd Low noise amplifier
JP2020198570A (ja) * 2019-06-04 2020-12-10 株式会社村田製作所 可変利得回路、高周波スイッチ、およびトランジスタ回路
WO2021026539A1 (en) * 2019-08-08 2021-02-11 The Regents Of The University Of California Noise reduction in high frequency amplifiers using transmission lines to provide feedback
CN115913146B (zh) * 2023-03-09 2023-07-14 成都嘉纳海威科技有限责任公司 一种可重构放大器芯片

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000261265A (ja) 1999-03-10 2000-09-22 Toshiba Microelectronics Corp 帰還型可変利得増幅回路
US6211737B1 (en) * 1999-07-16 2001-04-03 Philips Electronics North America Corporation Variable gain amplifier with improved linearity
KR20040018746A (ko) * 2002-08-27 2004-03-04 엘지이노텍 주식회사 게인이 증가하는 주파수 대역의 변화가 가능한 저잡음 증폭기
TWI224418B (en) * 2003-06-05 2004-11-21 Ind Tech Res Inst Multi-band low-noise amplifier
US7081796B2 (en) * 2003-09-15 2006-07-25 Silicon Laboratories, Inc. Radio frequency low noise amplifier with automatic gain control
CN100492885C (zh) * 2004-03-24 2009-05-27 三星电子株式会社 多频带低噪声放大器
KR100644273B1 (ko) * 2004-12-21 2006-11-10 한국전자통신연구원 광대역 가변 입력 매칭 저잡음 증폭기
US7301403B2 (en) * 2005-09-10 2007-11-27 Comlent Technology, Inc. Low noise amplifier with switch gain control

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI493198B (zh) * 2013-01-07 2015-07-21 Djp Co Ltd 頻率偵測器
TWI493199B (zh) * 2013-01-07 2015-07-21 Djp Co Ltd 頻率偵測器
US9377526B2 (en) 2013-01-07 2016-06-28 Djp Co., Ltd. Broadband frequency detector

Also Published As

Publication number Publication date
TW200935724A (en) 2009-08-16
CN101499780A (zh) 2009-08-05
US7800450B2 (en) 2010-09-21
KR20090084349A (ko) 2009-08-05
US20090195316A1 (en) 2009-08-06
KR100952666B1 (ko) 2010-04-13
CN101499780B (zh) 2011-08-31

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