ATE504110T1 - Rauscharmer verstärker - Google Patents

Rauscharmer verstärker

Info

Publication number
ATE504110T1
ATE504110T1 AT09166912T AT09166912T ATE504110T1 AT E504110 T1 ATE504110 T1 AT E504110T1 AT 09166912 T AT09166912 T AT 09166912T AT 09166912 T AT09166912 T AT 09166912T AT E504110 T1 ATE504110 T1 AT E504110T1
Authority
AT
Austria
Prior art keywords
low noise
noise amplifier
transformer
circuit
frequency band
Prior art date
Application number
AT09166912T
Other languages
English (en)
Inventor
Kouichiro Yamaguchi
Original Assignee
Icom 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 Icom Inc filed Critical Icom Inc
Application granted granted Critical
Publication of ATE504110T1 publication Critical patent/ATE504110T1/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
    • H03F1/347—Negative-feedback-circuit arrangements with or without positive feedback using transformers
    • 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
    • H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
    • H03F1/22—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of cascode coupling, i.e. earthed cathode or emitter stage followed by earthed grid or base stage respectively
    • 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
    • H03F1/56—Modifications of input or output impedances, not otherwise provided for
    • H03F1/565—Modifications of input or output impedances, not otherwise provided for using inductive 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/4508—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using bipolar transistors as the active amplifying circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/50—Amplifiers in which input is applied to, or output is derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/06—A balun, i.e. balanced to or from unbalanced converter, being present at the input of an amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/09—A balun, i.e. balanced to or from unbalanced converter, being present at the output of an amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/117—A coil being coupled in a feedback path of an amplifier stage
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/153—Feedback used to stabilise 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
    • H03F2200/372—Noise reduction and elimination in amplifier
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/534—Transformer coupled at the input of an amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/537—A transformer being used as coupling element between two amplifying stages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/541—Transformer coupled at the output of an amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/50—Indexing scheme relating to amplifiers in which input being applied to, or output being derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower
    • H03F2203/5009—Indexing scheme relating to amplifiers in which input being applied to, or output being derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower the output signal being capacitively coupled to the source of the source follower

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
AT09166912T 2008-08-28 2009-07-31 Rauscharmer verstärker ATE504110T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008219441A JP5109874B2 (ja) 2008-08-28 2008-08-28 低雑音増幅器

Publications (1)

Publication Number Publication Date
ATE504110T1 true ATE504110T1 (de) 2011-04-15

Family

ID=41503684

Family Applications (1)

Application Number Title Priority Date Filing Date
AT09166912T ATE504110T1 (de) 2008-08-28 2009-07-31 Rauscharmer verstärker

Country Status (5)

Country Link
US (1) US7843272B2 (de)
EP (1) EP2159913B1 (de)
JP (1) JP5109874B2 (de)
AT (1) ATE504110T1 (de)
DE (1) DE602009000976D1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4803189B2 (ja) * 2008-01-31 2011-10-26 アイコム株式会社 差動増幅器
US8115555B2 (en) * 2010-03-12 2012-02-14 Samsung Electro-Mechanics Balun function with reference enhancement in single-ended port
US8362813B2 (en) 2011-03-24 2013-01-29 Pericom Semiconductor Corp. Re-driver with pre-emphasis injected through a transformer and tuned by an L-C tank
WO2013032443A1 (en) * 2011-08-30 2013-03-07 Agilent Technologies, Inc. Method and apparatus for converting single-ended signals into differential signals
US9031517B2 (en) 2011-09-28 2015-05-12 Mediatek Transmit-receive front end
RU2475944C1 (ru) * 2012-01-18 2013-02-20 Государственное образовательное учреждение высшего профессионального образования "Южно-Российский государственный университет экономики и сервиса" (ГОУ ВПО "ЮРГУЭС") Избирательный усилитель
US8912845B2 (en) * 2013-01-07 2014-12-16 Analog Devices, Inc. Multiple winding transformer coupled amplifier
WO2015001851A1 (ja) * 2013-07-04 2015-01-08 株式会社村田製作所 電力増幅モジュール
US9831832B2 (en) * 2015-04-30 2017-11-28 Taiwan Semiconductor Manufacturing Company, Ltd. Low noise amplifier having transformer feedback and method of using the same
CN104935287B (zh) * 2015-06-26 2018-01-30 英特尔公司 射频接收器及其电感耦合单端输入差分输出低噪声放大器
GB2545487A (en) * 2015-12-18 2017-06-21 Nordic Semiconductor Asa Radio frequency receiver
US10439575B1 (en) * 2018-05-24 2019-10-08 Speedlink Technology Inc. Wideband distributed differential power amplifier utilizing metamaterial transmission line conception with impedance transformation
CN111766899B (zh) * 2020-08-11 2021-09-03 北京航空航天大学 一种基于干扰观测器的四旋翼无人机集群抗干扰编队控制方法
CN112564640B (zh) * 2020-11-24 2023-04-25 中国电子科技集团公司第十三研究所 一种负反馈型放大器
CN115664351B (zh) * 2022-10-14 2025-09-16 西安电子科技大学 基于噪声消除结构的cmos超宽带高增益低噪声放大器
CN118367884B (zh) * 2024-06-14 2024-09-03 深圳市君威科技有限公司 一种低噪声放大变频器设备的精细控制方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3250884B2 (ja) * 1993-09-20 2002-01-28 株式会社日立製作所 演算増幅器
JP3929031B2 (ja) 2002-03-28 2007-06-13 松下電器産業株式会社 増幅装置
JP2006101054A (ja) * 2004-09-29 2006-04-13 Oki Electric Ind Co Ltd 増幅回路
JP2006211086A (ja) * 2005-01-26 2006-08-10 Advantest Corp 増幅器
US7256646B2 (en) * 2005-06-21 2007-08-14 Seiko Epson Corporation Neutralization techniques for differential low noise amplifiers
JP4935003B2 (ja) * 2005-06-30 2012-05-23 アイコム株式会社 可変利得増幅器及び差動増幅器
US7312662B1 (en) * 2005-08-09 2007-12-25 Marvell International Ltd. Cascode gain boosting system and method for a transmitter
US7652539B2 (en) * 2005-10-31 2010-01-26 Huai Gao Multi-stage broadband amplifiers
US7414481B2 (en) * 2006-01-30 2008-08-19 University Of Washington Receiver with colpitts differential oscillator, colpitts quadrature oscillator, and common-gate low noise amplifier
US7489192B2 (en) * 2006-05-22 2009-02-10 Theta Microelectronics, Inc. Low-noise amplifiers
JP4662888B2 (ja) * 2006-05-31 2011-03-30 アイコム株式会社 可変利得増幅器及び差動増幅器
US7538618B2 (en) * 2006-12-05 2009-05-26 Electronics And Telecommunications Research Institute Wideband active balun circuit based on differential amplifier
JP4998211B2 (ja) * 2007-10-31 2012-08-15 アイコム株式会社 低雑音増幅器及び差動増幅器
JP4803189B2 (ja) * 2008-01-31 2011-10-26 アイコム株式会社 差動増幅器

Also Published As

Publication number Publication date
JP5109874B2 (ja) 2012-12-26
EP2159913B1 (de) 2011-03-30
JP2010056860A (ja) 2010-03-11
DE602009000976D1 (de) 2011-05-12
US7843272B2 (en) 2010-11-30
EP2159913A1 (de) 2010-03-03
US20100052784A1 (en) 2010-03-04

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