FR2864376B1 - Dispositif d'amplification de puissance radiofrequence (rf) et/ou hyperfrequence, et terminal de radiocommunication correspondant - Google Patents

Dispositif d'amplification de puissance radiofrequence (rf) et/ou hyperfrequence, et terminal de radiocommunication correspondant

Info

Publication number
FR2864376B1
FR2864376B1 FR0315340A FR0315340A FR2864376B1 FR 2864376 B1 FR2864376 B1 FR 2864376B1 FR 0315340 A FR0315340 A FR 0315340A FR 0315340 A FR0315340 A FR 0315340A FR 2864376 B1 FR2864376 B1 FR 2864376B1
Authority
FR
France
Prior art keywords
radio frequency
power amplification
amplification device
radiocommunication terminal
hyperfrequency power
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
FR0315340A
Other languages
English (en)
Other versions
FR2864376A1 (fr
Inventor
Gregory Fron
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sierra Wireless SA
Original Assignee
Wavecom SA
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 Wavecom SA filed Critical Wavecom SA
Priority to FR0315340A priority Critical patent/FR2864376B1/fr
Priority to CN2004800385437A priority patent/CN1898861B/zh
Priority to PCT/FR2004/002962 priority patent/WO2005071829A1/fr
Priority to US10/584,227 priority patent/US7720447B2/en
Priority to EP04805495A priority patent/EP1698051A1/fr
Publication of FR2864376A1 publication Critical patent/FR2864376A1/fr
Application granted granted Critical
Publication of FR2864376B1 publication Critical patent/FR2864376B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
    • H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers
    • H03G3/3047—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers for intermittent signals, e.g. burst signals
    • 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
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
    • 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
    • H03F1/52—Circuit arrangements for protecting such 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
    • 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
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/004—Control by varying the supply voltage
    • 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
    • H03F2200/78—A comparator being used in a controlling circuit of an amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G2201/00—Indexing scheme relating to subclass H03G
    • H03G2201/10—Gain control characterised by the type of controlled element
    • H03G2201/103—Gain control characterised by the type of controlled element being an amplifying element
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G2201/00—Indexing scheme relating to subclass H03G
    • H03G2201/20—Gain control characterized by the position of the detection
    • H03G2201/206—Gain control characterized by the position of the detection being in radio frequency
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G2201/00—Indexing scheme relating to subclass H03G
    • H03G2201/30—Gain control characterized by the type of controlled signal
    • H03G2201/307—Gain control characterized by the type of controlled signal being radio frequency signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G2201/00—Indexing scheme relating to subclass H03G
    • H03G2201/40—Combined gain and bias control

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transmitters (AREA)
  • Amplifiers (AREA)
FR0315340A 2003-12-23 2003-12-23 Dispositif d'amplification de puissance radiofrequence (rf) et/ou hyperfrequence, et terminal de radiocommunication correspondant Expired - Fee Related FR2864376B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR0315340A FR2864376B1 (fr) 2003-12-23 2003-12-23 Dispositif d'amplification de puissance radiofrequence (rf) et/ou hyperfrequence, et terminal de radiocommunication correspondant
CN2004800385437A CN1898861B (zh) 2003-12-23 2004-11-19 射频(rf)和/或微波功率放大设备及相应无线电通信终端
PCT/FR2004/002962 WO2005071829A1 (fr) 2003-12-23 2004-11-19 Dispositif d'amplification de puissance radiofrequence (rf) et/ou hyperfrequence, et terminal de radiocommunication correspondant
US10/584,227 US7720447B2 (en) 2003-12-23 2004-11-19 Radiofrequency (RF) and/or microwave power amplification device and corresponding radiocommunication terminal
EP04805495A EP1698051A1 (fr) 2003-12-23 2004-11-19 Dispositif d amplification de puissance radiofrequence (rf) et/ou hyperfrequence, et terminal de radiocommunication correspondant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0315340A FR2864376B1 (fr) 2003-12-23 2003-12-23 Dispositif d'amplification de puissance radiofrequence (rf) et/ou hyperfrequence, et terminal de radiocommunication correspondant

Publications (2)

Publication Number Publication Date
FR2864376A1 FR2864376A1 (fr) 2005-06-24
FR2864376B1 true FR2864376B1 (fr) 2006-03-10

Family

ID=34630546

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0315340A Expired - Fee Related FR2864376B1 (fr) 2003-12-23 2003-12-23 Dispositif d'amplification de puissance radiofrequence (rf) et/ou hyperfrequence, et terminal de radiocommunication correspondant

Country Status (5)

Country Link
US (1) US7720447B2 (fr)
EP (1) EP1698051A1 (fr)
CN (1) CN1898861B (fr)
FR (1) FR2864376B1 (fr)
WO (1) WO2005071829A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5149715B2 (ja) * 2008-06-30 2013-02-20 キヤノン株式会社 通信システム、通信装置及びその制御方法、プログラム

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6208135B1 (en) * 1994-07-22 2001-03-27 Steve J. Shattil Inductive noise cancellation circuit for electromagnetic pickups
JPH08195632A (ja) * 1995-01-17 1996-07-30 Toyota Motor Corp Ｇｐｓアンテナ用プリアンプ
US6009311A (en) * 1996-02-21 1999-12-28 Etymotic Research Method and apparatus for reducing audio interference from cellular telephone transmissions
DE19905635C2 (de) * 1999-02-11 2001-05-17 Daimler Chrysler Ag Tragbarer Funksender, insbesondere Funkschlüssel
US6681125B1 (en) * 1999-04-08 2004-01-20 Jong-Myung Woo Wireless telecommunication terminal
US6564038B1 (en) * 2000-02-23 2003-05-13 Lucent Technologies Inc. Method and apparatus for suppressing interference using active shielding techniques
US6957051B1 (en) * 2000-09-29 2005-10-18 Avaya Technology Corp. Apparatus for local reduction of electromagnetic field using an active shield and method thereof

Also Published As

Publication number Publication date
EP1698051A1 (fr) 2006-09-06
WO2005071829A1 (fr) 2005-08-04
CN1898861A (zh) 2007-01-17
US20070159258A1 (en) 2007-07-12
FR2864376A1 (fr) 2005-06-24
CN1898861B (zh) 2010-09-29
US7720447B2 (en) 2010-05-18

Similar Documents

Publication Publication Date Title
DE60319934D1 (de) Hochfrequenzleistungsverstärker und Funk-Kommunikationssystem
GB0030693D0 (en) Amplifier circuit radio transmitter method and use
AU3480800A (en) Adjustable radio frequency power amplifier and transmitter
DE60210554D1 (de) Funkfrequenzvorrichtung und dazugehöriges Kommunikationsgerät
DE60017004D1 (de) Hochfrequenz-Kommunikationsgerät
BR0003788B1 (pt) circuito de amplificaÇço de potÊncia e mÉtodo de amplificaÇço de um sinal de freqÜÊncia de rÁdio.
DE60313326D1 (de) Antenneneinrichtung und tragbares funkkommunikationsendgerät
AU2001269665A1 (en) Antenna arrangement and portable radio communication device
AU2003266609A1 (en) Radio terminal device antenna and radio terminal device
EP1458112A4 (fr) Circuit de commutation haute frequence et terminal de communication mobile utilisant ce circuit
DE60105372D1 (de) Kommunikationsendgerät und funkkommunikationsverfahren
AU4463201A (en) Antenna for high-frequency radio, high-frequency radio device and high-frequencyradio device of watch type
WO2006044170A3 (fr) Systeme de mise a jour d'affichage sans fil sans source d'alimentation locale
DE60132175D1 (de) Hochfrequenz-Filteranordnung, Filteranordnung kombiniert mit einer Sende-/Empfangsantenne und damit versehene drahtlose Vorrichtung
DE602004022490D1 (de) Hochfrequenzverstärker mit variabler Verstärkung, Regelvorrichtung, Hochfrequenzumsetzer mit variabler Verstärkung und Kommunikationsvorrichtung
FI20002637A (fi) Menetelmä lyhyen kantaman radiotaajuuskommunikoinnissa
GB0215276D0 (en) Wireless portable terminal device,method of amplifying received voices and program for the same
AU2003290859A1 (en) Wireless communication device having variable gain device and method therefor
DE60105690D1 (de) Antennenanordnung und tragbares Funkkommunikationsgerät
EP1603186A4 (fr) Circuit d'adaptation d'impedance et element semi-conducteur et dispositif de communication radio utilisant ce dernier
GB2382472B (en) Centre electrode assembly, nonreciprocal circuit device, communication device, and method of producing the centre electrode assembly
DE60208660D1 (de) Hochfrequenzschalter , funkkommunikationsgerät und hochfrequenzschaltungsverfahren
AU2003265968A1 (en) Radio frequency power amplifier device
EP1864387A4 (fr) Lecteur d'identification rf (rfid) mobile, terminal portatif ainsi equipe, et procede de reglage de puissance de transmission rf
FR2864376B1 (fr) Dispositif d'amplification de puissance radiofrequence (rf) et/ou hyperfrequence, et terminal de radiocommunication correspondant

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 13

ST Notification of lapse

Effective date: 20170831