CA2015553A1 - Emetteur radio pouvant corriger la caracteristique de frequence d'une antenne et/ou d'un circuit de couplage - Google Patents

Emetteur radio pouvant corriger la caracteristique de frequence d'une antenne et/ou d'un circuit de couplage

Info

Publication number
CA2015553A1
CA2015553A1 CA2015553A CA2015553A CA2015553A1 CA 2015553 A1 CA2015553 A1 CA 2015553A1 CA 2015553 A CA2015553 A CA 2015553A CA 2015553 A CA2015553 A CA 2015553A CA 2015553 A1 CA2015553 A1 CA 2015553A1
Authority
CA
Canada
Prior art keywords
reference voltage
antenna
frequency characteristic
coupling circuit
output signal
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.)
Granted
Application number
CA2015553A
Other languages
English (en)
Other versions
CA2015553C (fr
Inventor
Shinichi Miyazaki
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.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Publication of CA2015553A1 publication Critical patent/CA2015553A1/fr
Application granted granted Critical
Publication of CA2015553C publication Critical patent/CA2015553C/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
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • 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
    • H04B1/03—Constructional details, e.g. casings, housings
    • H04B1/036—Cooling arrangements
    • 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
    • H04B2001/0408—Circuits with power amplifiers
    • H04B2001/0416—Circuits with power amplifiers having gain or transmission power control
    • 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
    • H04B2001/0408—Circuits with power amplifiers
    • H04B2001/0433—Circuits with power amplifiers with linearisation using feedback

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
CA002015553A 1989-04-27 1990-04-26 Emetteur radio pouvant corriger la caracteristique de frequence d'une antenne et/ou d'un circuit de couplage Expired - Fee Related CA2015553C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP106014/1989 1989-04-27
JP1106014A JPH02285817A (ja) 1989-04-27 1989-04-27 無線送信機

Publications (2)

Publication Number Publication Date
CA2015553A1 true CA2015553A1 (fr) 1990-10-27
CA2015553C CA2015553C (fr) 1993-04-06

Family

ID=14422807

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002015553A Expired - Fee Related CA2015553C (fr) 1989-04-27 1990-04-26 Emetteur radio pouvant corriger la caracteristique de frequence d'une antenne et/ou d'un circuit de couplage

Country Status (6)

Country Link
US (1) US5081713A (fr)
EP (1) EP0396347B1 (fr)
JP (1) JPH02285817A (fr)
AU (1) AU630948B2 (fr)
CA (1) CA2015553C (fr)
DE (1) DE69011939T2 (fr)

Families Citing this family (52)

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GB2233517B (en) * 1989-06-26 1994-04-06 Orbitel Mobile Communications Transmitter power control for radio telephone system
JP2936758B2 (ja) * 1991-02-20 1999-08-23 日本電気株式会社 無線受信機
US5287555A (en) * 1991-07-22 1994-02-15 Motorola, Inc. Power control circuitry for a TDMA radio frequency transmitter
JPH0555936A (ja) * 1991-08-21 1993-03-05 Matsushita Electric Ind Co Ltd 送信電力制御装置
FI89120C (fi) * 1991-09-24 1993-08-10 Nokia Mobile Phones Ltd Effektinstaellning i en boosterfoerstaerkare
US5239696A (en) * 1991-10-15 1993-08-24 Sensormatic Electronics Corporation Linear power amplifier utilizing current feedback
JPH05206771A (ja) * 1992-01-30 1993-08-13 Mitsubishi Electric Corp 自動出力電力制御回路
EP0573073B1 (fr) * 1992-06-05 1999-03-10 Japan Radio Co., Ltd Dispositif de commande du niveau de puissance de l'émetteur avec stabilisation de la tension de polarisation de grille
KR0182091B1 (ko) * 1993-02-05 1999-05-15 사토 후미오 무선전화장치
US5296821A (en) * 1993-05-03 1994-03-22 Motorola, Inc. Method and apparatus for controlling transient responses in a power amplifier
US5371473A (en) * 1993-09-10 1994-12-06 Hughes Aircraft Company Thermally stable ALC for pulsed output amplifier
FR2716313B1 (fr) * 1994-02-11 1996-04-12 Alcatel Mobile Comm France Dispositif de commande de la polarisation d'un amplificateur.
CA2150157A1 (fr) * 1994-05-28 1995-11-29 Peter John Chrystie Amenagement de station de base
US5722063A (en) * 1994-12-16 1998-02-24 Qualcomm Incorporated Method and apparatus for increasing receiver immunity to interference
KR0123205B1 (ko) * 1994-12-30 1997-11-19 김주용 위성통신 송신기의 자동이득조절회로
JPH08204587A (ja) * 1995-01-23 1996-08-09 Fujitsu Ltd 携帯電話機
JPH08274559A (ja) * 1995-04-03 1996-10-18 Oki Electric Ind Co Ltd 出力電力制御装置
IL117831A0 (en) * 1995-04-21 1996-08-04 Qualcomm Inc Temperature compensated automatic gain control
US5686903A (en) * 1995-05-19 1997-11-11 Prince Corporation Trainable RF transceiver
DE19521663A1 (de) * 1995-06-14 1996-12-19 Philips Patentverwaltung Integrierter Schaltkreis mit Spannungsregelschaltung
JPH0946286A (ja) * 1995-08-02 1997-02-14 Fujitsu Ltd 衛星通信地球局における送信電力制御装置
US5854593A (en) * 1996-07-26 1998-12-29 Prince Corporation Fast scan trainable transmitter
US5859567A (en) * 1996-09-24 1999-01-12 Motorola, Inc. Power amplifier circuit with temperature compensating level shifter
KR100212576B1 (ko) * 1997-01-31 1999-08-02 윤종용 페이징송신기에서 주파수 및 온도 변환에 따른 무선신호 전력제어방법
US6148220A (en) * 1997-04-25 2000-11-14 Triquint Semiconductor, Inc. Battery life extending technique for mobile wireless applications
RU2147159C1 (ru) * 1997-07-11 2000-03-27 Рощина Юлия Сергеевна Двухканальная радиосеть
JPH11177444A (ja) * 1997-12-15 1999-07-02 Matsushita Electric Ind Co Ltd 送信電力制御装置及び方法
JP2000068958A (ja) * 1998-08-26 2000-03-03 Toshiba Corp 無線送信装置
JP3223887B2 (ja) * 1998-09-07 2001-10-29 株式会社デンソー 無線通信装置
KR100319275B1 (ko) * 1999-03-20 2002-01-09 윤종용 무선 단말기에서 온도보상에 따른 전력제어를 위한 코드 값 계산 방법
US6473603B1 (en) * 1999-04-02 2002-10-29 Qualcomm, Inc. System and method for temperature compensation of external antenna units
EP1160995B1 (fr) * 2000-05-29 2012-05-23 Sony Deutschland GmbH Terminal mobile pour système de télécommunication sans fil
EP1249941A4 (fr) * 2000-11-13 2005-01-19 Mitsubishi Electric Corp Telephone portable
US6813476B1 (en) 2000-11-13 2004-11-02 Andrew Corporation Method and system for compensating for atmospheric fading in a communications system
US7047029B1 (en) * 2001-09-10 2006-05-16 The Directv Group, Inc. Adaptive transmission system
US9485010B1 (en) 2001-09-10 2016-11-01 The Directv Group, Inc. Adaptive coding and modulation for spot beam satellite broadcast
US7010284B2 (en) * 2002-11-06 2006-03-07 Triquint Semiconductor, Inc. Wireless communications device including power detector circuit coupled to sample signal at interior node of amplifier
US20040072554A1 (en) * 2002-10-15 2004-04-15 Triquint Semiconductor, Inc. Automatic-bias amplifier circuit
US20040070454A1 (en) * 2002-10-15 2004-04-15 Triquint Semiconductor, Inc. Continuous bias circuit and method for an amplifier
DE10251465A1 (de) * 2002-11-05 2004-05-19 Siemens Ag Verfahren zum Sendeleistungsabgleich bei einem mobilen Kommunikationsendgerät und Kommunikationsendgerät zur Durchführung des Verfahrens
CA2508671C (fr) * 2002-12-04 2010-05-11 Research In Motion Limited Compensation de gain lors de variations de temperature et de frequence dans des emetteurs-recepteurs sans fil
US7236745B2 (en) * 2003-03-05 2007-06-26 Harris Stratex Networks Operating Corporation Transceiver power detection architecture
KR100498964B1 (ko) * 2003-03-05 2005-07-01 삼성전자주식회사 이동단말에서의 전자파 흡수율 제어 방법 및 장치
US7761067B1 (en) * 2003-05-15 2010-07-20 Marvell International Ltd. Iterative filter circuit calibration
US7228114B2 (en) * 2003-05-21 2007-06-05 Harris Stratex Networks Operating Corporation Wide dynamic range power detection scheme
US7653349B1 (en) 2003-06-18 2010-01-26 The Directv Group, Inc. Adaptive return link for two-way satellite communication systems
KR20050032810A (ko) * 2003-10-02 2005-04-08 삼성전자주식회사 자동 이득 제어 루프를 위한 온도 보상 장치
US7177370B2 (en) * 2003-12-17 2007-02-13 Triquint Semiconductor, Inc. Method and architecture for dual-mode linear and saturated power amplifier operation
US7164285B1 (en) * 2005-08-12 2007-01-16 Stratex Networks, Inc. Directional power detection by quadrature sampling
EP1879298A1 (fr) * 2006-07-12 2008-01-16 STMicroelectronics N.V. Procédé et émetteur/récepteur pour améliorer la puissance de transmission dans les systèmes à large bande et en particulier dans les systèmes UWB
US7825871B2 (en) * 2007-03-19 2010-11-02 Broadcom Corporation Method and system for equalizing antenna circuit matching variations
KR102461147B1 (ko) * 2015-03-16 2022-11-02 삼성전자 주식회사 전자 장치 및 송신 전력 제어 방법

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US3891926A (en) * 1972-12-18 1975-06-24 American Standard Inc Filter module
US4380089A (en) * 1980-06-16 1983-04-12 Gte Products Corporation Battery-powered transmitter including current control circuit
US4429285A (en) * 1981-07-31 1984-01-31 Rca Corporation Frequency-controlled variable-gain amplifiers
JPS59212035A (ja) * 1983-05-17 1984-11-30 Matsushita Electric Ind Co Ltd 送信出力制御回路
JPS6041821A (ja) * 1983-08-18 1985-03-05 Nec Corp 送信出力電力制御装置
JPS6173416A (ja) * 1984-09-19 1986-04-15 Nec Corp 自動周波数制御・自動利得制御回路
JPS61121537A (ja) * 1984-11-16 1986-06-09 Nec Corp 電力制御回路
JPS63226124A (ja) * 1986-10-29 1988-09-20 Oki Electric Ind Co Ltd 無線装置用レベル制御回路
US4939786A (en) * 1987-03-09 1990-07-03 Motorola, Inc. Adaptive thermal protection for a power amplifier by remote sense
US4727337A (en) * 1987-04-24 1988-02-23 Motorola, Inc. Protection circuit for RF power amplifiers
JPH0752850B2 (ja) * 1988-01-19 1995-06-05 日本電気株式会社 送信機

Also Published As

Publication number Publication date
JPH02285817A (ja) 1990-11-26
EP0396347A2 (fr) 1990-11-07
EP0396347A3 (fr) 1991-10-30
CA2015553C (fr) 1993-04-06
EP0396347B1 (fr) 1994-08-31
AU5454390A (en) 1990-11-01
DE69011939D1 (de) 1994-10-06
US5081713A (en) 1992-01-14
AU630948B2 (en) 1992-11-12
DE69011939T2 (de) 1995-02-09

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Legal Events

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