ATE363152T1 - Ein genauer leistungsdetektor zur verwendung in einem leistungsverstärker - Google Patents

Ein genauer leistungsdetektor zur verwendung in einem leistungsverstärker

Info

Publication number
ATE363152T1
ATE363152T1 AT01927856T AT01927856T ATE363152T1 AT E363152 T1 ATE363152 T1 AT E363152T1 AT 01927856 T AT01927856 T AT 01927856T AT 01927856 T AT01927856 T AT 01927856T AT E363152 T1 ATE363152 T1 AT E363152T1
Authority
AT
Austria
Prior art keywords
power
amplifying transistor
accurate
power amplifier
detector
Prior art date
Application number
AT01927856T
Other languages
English (en)
Inventor
Tirdad Sowlati
Sifen Luo
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE363152T1 publication Critical patent/ATE363152T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • 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
    • H03F3/3432—DC amplifiers in which all stages are DC-coupled with semiconductor devices only with bipolar transistors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/10—Arrangements for measuring electric power or power factor by using square-law characteristics of circuit elements, e.g. diodes, to measure power absorbed by loads of known impedance
    • 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
    • H03F3/34—DC amplifiers in which all stages are DC-coupled
    • H03F3/343—DC amplifiers in which all stages are DC-coupled with semiconductor devices only
    • H03F3/3432—DC amplifiers in which all stages are DC-coupled with semiconductor devices only with bipolar transistors
    • H03F3/3435—DC amplifiers in which all stages are DC-coupled with semiconductor devices only with bipolar transistors using Darlington amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/456—A scaled replica of a transistor being present in an amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/465—Power sensing
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/75—Indexing scheme relating to amplifiers the amplifier stage being a common source configuration MOSFET

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
AT01927856T 2000-04-13 2001-04-03 Ein genauer leistungsdetektor zur verwendung in einem leistungsverstärker ATE363152T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/548,726 US6448855B1 (en) 2000-04-13 2000-04-13 Accurate power detection circuit for use in a power amplifier

Publications (1)

Publication Number Publication Date
ATE363152T1 true ATE363152T1 (de) 2007-06-15

Family

ID=24190146

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01927856T ATE363152T1 (de) 2000-04-13 2001-04-03 Ein genauer leistungsdetektor zur verwendung in einem leistungsverstärker

Country Status (8)

Country Link
US (1) US6448855B1 (de)
EP (1) EP1277274B1 (de)
JP (1) JP5134176B2 (de)
KR (1) KR100805398B1 (de)
CN (1) CN1214520C (de)
AT (1) ATE363152T1 (de)
DE (1) DE60128560T2 (de)
WO (1) WO2001080421A2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2380829A1 (en) * 2000-05-31 2001-12-06 Sony Corporation Power detecting circuit and demodulator comprising the same
US6657425B2 (en) * 2001-06-26 2003-12-02 Koninklijke Philips Electronics N.V. Power measurement circuit including harmonic filter
AU2003279487A1 (en) * 2002-12-16 2004-07-09 Koninklijke Philips Electronics N.V. Self adaptable bias circuit for enabling dynamic control of quiescent current in a linear power amplifier
WO2004112239A1 (en) 2003-06-18 2004-12-23 Koninklijke Philips Electronics N.V. Ouput power detection circuit
EP1557680A1 (de) 2004-01-26 2005-07-27 STMicroelectronics S.r.l. Vorrichtung zur Energieerkennung eines Radiofrequenzsignals
JP2007288533A (ja) * 2006-04-17 2007-11-01 Sharp Corp レベル検波回路、集積回路および通信機器
JP2010041233A (ja) * 2008-08-01 2010-02-18 Panasonic Corp 検波回路及び無線通信システム
CN102955115A (zh) * 2011-08-25 2013-03-06 鸿富锦精密工业（深圳）有限公司 功率测试系统
US8803546B2 (en) * 2011-11-27 2014-08-12 Mediatek Singapore Pte. Ltd. Method for performing power detection, and associated apparatus
CN105137169B (zh) * 2015-09-25 2016-08-17 华中科技大学 一种射频功率检测电路

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3197626A (en) 1962-01-08 1965-07-27 Chrysler Corp Logarithmic multiplier-divider
JPS6022391B2 (ja) * 1975-11-17 1985-06-01 三菱電機株式会社 電流２乗回路
JPS57124909A (en) 1981-01-27 1982-08-04 Toshiba Corp Output transistor protection circuit
CA2017904C (en) * 1989-05-31 1993-11-16 Shinichi Miyazaki High frequency amplifier circuit capable of optimizing a total power consumption
JP2976770B2 (ja) 1993-09-01 1999-11-10 ヤマハ株式会社 増幅回路
US5530922A (en) * 1993-11-09 1996-06-25 Motorola, Inc. Power detector with matching impedance for radio frequency signal amplifiers
US5410275A (en) * 1993-12-13 1995-04-25 Motorola Inc. Amplifier circuit suitable for use in a radiotelephone
EP0772273B1 (de) 1995-10-31 2001-08-29 STMicroelectronics S.r.l. Sofortleistungsverlustmesser in einem Leistungstransistor
US5724003A (en) * 1995-12-29 1998-03-03 Maxim Integrated Products, Inc. Methods and apparatus for signal amplitude control systems
FR2765750A1 (fr) * 1997-07-02 1999-01-08 Trt Lucent Technologies Dispositif de reception pour signaux hyperfrequence
JPH11102407A (ja) * 1997-09-26 1999-04-13 Nec Corp 差動回路、ｏｔａおよび２乗回路
WO1999029037A1 (en) * 1997-11-28 1999-06-10 Hitachi, Ltd. High frequency power amplifying circuit, and mobile communication apparatus using it
US5952882A (en) * 1998-01-22 1999-09-14 Maxim Integrated Products, Inc. Gain enhancement for operational amplifiers

Also Published As

Publication number Publication date
CN1366733A (zh) 2002-08-28
DE60128560T2 (de) 2008-01-24
US6448855B1 (en) 2002-09-10
KR20020022698A (ko) 2002-03-27
JP2003531547A (ja) 2003-10-21
JP5134176B2 (ja) 2013-01-30
EP1277274B1 (de) 2007-05-23
KR100805398B1 (ko) 2008-02-20
WO2001080421A3 (en) 2002-03-21
WO2001080421A2 (en) 2001-10-25
EP1277274A2 (de) 2003-01-22
DE60128560D1 (de) 2007-07-05
CN1214520C (zh) 2005-08-10

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Legal Events

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