ATE237886T1 - Differentieller niederfrequenz-leitungsempfänger - Google Patents

Differentieller niederfrequenz-leitungsempfänger

Info

Publication number
ATE237886T1
ATE237886T1 AT95944208T AT95944208T ATE237886T1 AT E237886 T1 ATE237886 T1 AT E237886T1 AT 95944208 T AT95944208 T AT 95944208T AT 95944208 T AT95944208 T AT 95944208T AT E237886 T1 ATE237886 T1 AT E237886T1
Authority
AT
Austria
Prior art keywords
differential
line receiver
input
amplifier
input amplifier
Prior art date
Application number
AT95944208T
Other languages
English (en)
Inventor
William E Whitlock
Original Assignee
William E Whitlock
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 William E Whitlock filed Critical William E Whitlock
Application granted granted Critical
Publication of ATE237886T1 publication Critical patent/ATE237886T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/34—DC amplifiers in which all stages are DC-coupled
    • H03F3/343—DC amplifiers in which all stages are DC-coupled with semiconductor devices only
    • H03F3/347—DC amplifiers in which all stages are DC-coupled with semiconductor devices only in integrated circuits
    • 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
    • H03F3/45475—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using IC blocks 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
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45479—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection
    • 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
    • H03F3/45479—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection
    • H03F3/45928—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit
    • H03F3/45932—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit by using feedback means
    • H03F3/45937—Measuring at the loading circuit of the differential amplifier
    • H03F3/45941—Controlling the input circuit of the differential amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/186—Indexing scheme relating to amplifiers the ground, reference potential being controlled
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/189—Indexing scheme relating to amplifiers the ground, reference or shield potential difference between different chips being controlled
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/261—Amplifier which being suitable for instrumentation applications
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/543—A transmission line being used as coupling element between two amplifying stages

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Amplifiers (AREA)
  • Noise Elimination (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
AT95944208T 1994-12-22 1995-12-22 Differentieller niederfrequenz-leitungsempfänger ATE237886T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/363,243 US5568561A (en) 1993-04-22 1994-12-22 Differential line receiver with common-mode AC bootstrapping
PCT/US1995/016799 WO1996019866A1 (en) 1994-12-22 1995-12-22 Differential audio line receiver

Publications (1)

Publication Number Publication Date
ATE237886T1 true ATE237886T1 (de) 2003-05-15

Family

ID=23429422

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95944208T ATE237886T1 (de) 1994-12-22 1995-12-22 Differentieller niederfrequenz-leitungsempfänger

Country Status (7)

Country Link
US (1) US5568561A (de)
EP (1) EP0799524B1 (de)
JP (1) JP4310383B2 (de)
AT (1) ATE237886T1 (de)
CA (1) CA2208120C (de)
DE (1) DE69530414T2 (de)
WO (1) WO1996019866A1 (de)

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US5808491A (en) * 1996-10-25 1998-09-15 Tripath Technology, Inc. Method and apparatus for sensing a common mode voltage
US6323694B1 (en) * 1998-04-01 2001-11-27 Ltx Corporation Differential comparator with a programmable voltage offset for use in an automatic tester
US6078215A (en) * 1998-07-20 2000-06-20 Fiori, Jr.; David Impedance altering apparatus
US6212322B1 (en) 1998-09-11 2001-04-03 Corning Incorporated Positive dispersion low dispersion slope fiber
US6289099B1 (en) * 1998-11-30 2001-09-11 Qualcomm Inc. Ringer for satellite user terminals
DE19906004A1 (de) * 1999-02-15 2000-09-14 Krohne Messtechnik Kg Signalverarbeitungsschaltung für eine Differenzspannung, insbesondere für ein magnetisch-induktives Durchflußmeßgerät
US6133787A (en) * 1999-05-04 2000-10-17 Physio-Control Manufacturing Corporation Method and apparatus for controlling the common mode impedance misbalance of an isolated single-ended circuit
US6396343B2 (en) * 2000-01-28 2002-05-28 Ngee Ann Polytechnic Low-frequency, high-gain amplifier with high DC-offset voltage tolerance
US6556077B2 (en) * 2001-03-20 2003-04-29 Texas Instruments Incorporated Instrumentation amplifier with improved AC common mode rejection performance
GB0125827D0 (en) * 2001-10-27 2001-12-19 Koninkl Philips Electronics Nv Balanced transconductor
EP1488516B1 (de) * 2002-01-17 2010-10-13 Nxp B.V. CMOS-Inverterschaltung
JP2004297762A (ja) * 2003-03-11 2004-10-21 Fujitsu Ltd 同相帰還回路および差動演算増幅回路
WO2005039041A1 (en) * 2003-10-14 2005-04-28 Audioasics A/S Microphone preamplifier
US7023983B2 (en) * 2003-12-30 2006-04-04 Qualcomm Incorporated Versatile circuit for interfacing with audio headsets
US20050228306A1 (en) * 2004-03-29 2005-10-13 Vivosonic Inc. System and method for filtering and detecting faint signals in noise
US7190217B2 (en) * 2004-11-15 2007-03-13 Verigy Pte. Ltd. System, method and apparatus for providing ground separation between different environments
DE102005010643B4 (de) * 2005-03-08 2009-05-07 Infineon Technologies Ag Stromsparende differenzielle Breitbandtreiberschaltung
JP4738090B2 (ja) * 2005-08-05 2011-08-03 株式会社東芝 Ｂｔｌ方式の増幅回路
US8107910B2 (en) * 2007-08-29 2012-01-31 Qualcomm, Incorporated Differential to single-ended conversion for radio frequency devices
US8948273B2 (en) * 2007-09-17 2015-02-03 J. Craig Oxford Method and apparatus for wired signal transmission
US8138830B2 (en) * 2009-04-03 2012-03-20 Qualcomm, Incorporated Variable gain instrumentation amplifier
US8030983B2 (en) 2009-06-15 2011-10-04 Freescale Semiconductor, Inc. Common mode tracking receiver
EP2282406B1 (de) * 2009-07-31 2016-04-20 STMicroelectronics Srl Signalempfänger mit Störungsunterdrückung
US8576930B2 (en) * 2009-07-31 2013-11-05 Stmicoelectronics S.R.L. Receiver for signal communication apparatus and related signal communication apparatus
US7880541B1 (en) * 2009-08-18 2011-02-01 Intersil Americas Inc. Low noise, low power instrumentation amplifier
EP2341616B1 (de) * 2009-12-23 2013-04-24 STMicroelectronics Design and Application S.R.O. Antriebsverstärker für kapazitive Lasten
US8233643B1 (en) 2010-03-23 2012-07-31 Fiberplex Technologies, LLC System and method for amplifying low level signals provided on electrical supply power
US8100715B2 (en) 2010-04-02 2012-01-24 William E. Whitlock RCA-compatible connectors for balanced and unbalanced interfaces
EP2453574A1 (de) * 2010-11-15 2012-05-16 ST-Ericsson SA Schnittstellenschaltung zur Verbindung einer Mikrofonschaltung an einen Vorverstärker
US9190966B2 (en) * 2012-05-22 2015-11-17 Stryker Corporation Impedance bootstrap circuit for an interface of a monitoring device
US8803602B2 (en) * 2012-07-06 2014-08-12 Analog Devices, Inc. Common mode bias circuit
US8896377B1 (en) * 2013-05-29 2014-11-25 Nxp B.V. Apparatus for common mode suppression
US9973160B2 (en) * 2016-10-17 2018-05-15 Realtek Semiconductor Corp. Amplifier device
CN107317563B (zh) * 2017-08-21 2024-02-13 四川西南交大铁路发展股份有限公司 一种差分选择滤波电路及方法
CN109275071B (zh) * 2018-11-06 2022-03-04 珠海市杰理科技股份有限公司 音频处理装置、芯片、系统和方法
CN110098590A (zh) * 2019-04-24 2019-08-06 苏州高鹏光电科技有限公司 一种具有计量和保护功能的集成智能空开电路
CN110289817A (zh) * 2019-06-18 2019-09-27 中国科学院声学研究所 一种微弱信号放大器
CN112086101A (zh) * 2020-08-19 2020-12-15 广州亚美智造科技有限公司 降噪电路、语音识别模组及电子设备
CN112911561A (zh) * 2021-01-21 2021-06-04 国网浙江省电力有限公司金华供电公司 一种用于带电作业现场的无线蓝牙通讯装置及方法
CN116131869A (zh) * 2021-11-12 2023-05-16 哈曼国际工业有限公司 单端模拟信号的接收器装置
US20240072746A1 (en) * 2022-08-25 2024-02-29 Harman International Industries, Incorporated Fully differential amplifier
CN115913274B (zh) * 2023-02-08 2023-05-30 上海芯浦科技有限公司 一种消除发送器本地信号的方法

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US3453554A (en) * 1968-08-05 1969-07-01 Beckman Instruments Inc High performance circuit instrumentation amplifier with high common mode rejection
US4047122A (en) * 1976-02-11 1977-09-06 Westinghouse Electric Corporation Frequency compensated differential amplifier
US4152659A (en) * 1977-09-23 1979-05-01 Analogic Corporation Low noise differential amplifier
US4206416A (en) * 1978-05-30 1980-06-03 Tektronix, Inc. Wideband instrumentation amplifier with high common mode rejection
US4242741A (en) * 1979-01-19 1980-12-30 Shell Oil Company Floating shunt seismic amplifier
GB2043380A (en) * 1979-02-24 1980-10-01 Lucas Industries Ltd Deriving a signal proportional to the difference between two currents
US4320351A (en) * 1980-02-25 1982-03-16 Sri International Differential amplifying system with bootstrapping
US4525677A (en) * 1983-10-12 1985-06-25 The Grass Valley Group, Inc. Differential amplifier having high common-mode rejection ratio
US4567608A (en) * 1984-03-23 1986-01-28 Electro-Voice, Incorporated Microphone for use on location
US4679002A (en) * 1985-04-25 1987-07-07 Westinghouse Electric Corp. Electromagnetically shielded narrow band electroencephalographic amplifier
US4742309A (en) * 1986-12-31 1988-05-03 Dual-Lite Manufacturing Inc. Line receiver
US4979218A (en) * 1989-05-01 1990-12-18 Audio Teknology Incorporated Balanced output circuit
US5043674A (en) * 1990-04-30 1991-08-27 International Business Machines Corporation Differential receiver with high common-mode range
US5095282A (en) * 1990-08-23 1992-03-10 Nvision, Inc. Differential amplifier apparatus
US5032797A (en) * 1990-09-04 1991-07-16 Motorola, Inc. Differential input stage having improved common mode rejection
US5300896A (en) * 1992-10-16 1994-04-05 Suesserman Michael F Bootstrapped, AC-coupled differential amplifier
EP0700597B1 (de) * 1993-04-22 2003-03-12 WHITLOCK, William E. Differentielle niederfrequenz-leitungsempfänger

Also Published As

Publication number Publication date
WO1996019866A1 (en) 1996-06-27
DE69530414T2 (de) 2004-03-04
EP0799524A1 (de) 1997-10-08
JPH10511517A (ja) 1998-11-04
EP0799524B1 (de) 2003-04-16
JP4310383B2 (ja) 2009-08-05
DE69530414D1 (de) 2003-05-22
US5568561A (en) 1996-10-22
CA2208120A1 (en) 1996-06-27
CA2208120C (en) 2009-10-06

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