DE69011939T2 - Funksender, geeignet zur Kompensation einer Frequenzcharakteristik einer Antenne und/oder einer Kupplungsschaltung. - Google Patents

Funksender, geeignet zur Kompensation einer Frequenzcharakteristik einer Antenne und/oder einer Kupplungsschaltung.

Info

Publication number
DE69011939T2
DE69011939T2 DE69011939T DE69011939T DE69011939T2 DE 69011939 T2 DE69011939 T2 DE 69011939T2 DE 69011939 T DE69011939 T DE 69011939T DE 69011939 T DE69011939 T DE 69011939T DE 69011939 T2 DE69011939 T2 DE 69011939T2
Authority
DE
Germany
Prior art keywords
compensating
antenna
frequency characteristic
radio transmitter
coupling circuit
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
DE69011939T
Other languages
English (en)
Other versions
DE69011939D1 (de
Inventor
Shiniki 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
Application granted granted Critical
Publication of DE69011939D1 publication Critical patent/DE69011939D1/de
Publication of DE69011939T2 publication Critical patent/DE69011939T2/de
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)
DE69011939T 1989-04-27 1990-04-27 Funksender, geeignet zur Kompensation einer Frequenzcharakteristik einer Antenne und/oder einer Kupplungsschaltung. Expired - Fee Related DE69011939T2 (de)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
DE69011939D1 DE69011939D1 (de) 1994-10-06
DE69011939T2 true DE69011939T2 (de) 1995-02-09

Family

ID=14422807

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69011939T Expired - Fee Related DE69011939T2 (de) 1989-04-27 1990-04-27 Funksender, geeignet zur Kompensation einer Frequenzcharakteristik einer Antenne und/oder einer Kupplungsschaltung.

Country Status (6)

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

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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
US5383223A (en) * 1992-06-05 1995-01-17 Japan Radio Co., Ltd. Power control device wherein a bias voltage in level detection is given a constant difference from a detected voltage
WO1994018761A1 (en) * 1993-02-05 1994-08-18 Kabushiki Kaisha Toshiba Wireless telephone
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.
EP0684707A1 (de) * 1994-05-28 1995-11-29 Nortel Networks Corporation Gruppenantenne für eine zellulare Basisfunkstation mit Sendeleistungsregelung
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
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 (de) * 2000-05-29 2012-05-23 Sony Deutschland GmbH Mobiles Endgerät für drahtloses Telekommunikationssystem
CN1192488C (zh) * 2000-11-13 2005-03-09 三菱电机株式会社 便携式电话机
US6813476B1 (en) 2000-11-13 2004-11-02 Andrew Corporation Method and system for compensating for atmospheric fading in a communications system
US9485010B1 (en) 2001-09-10 2016-11-01 The Directv Group, Inc. Adaptive coding and modulation for spot beam satellite broadcast
US7047029B1 (en) * 2001-09-10 2006-05-16 The Directv Group, Inc. Adaptive transmission system
US20040070454A1 (en) * 2002-10-15 2004-04-15 Triquint Semiconductor, Inc. Continuous bias circuit and method for an amplifier
US20040072554A1 (en) * 2002-10-15 2004-04-15 Triquint Semiconductor, Inc. Automatic-bias amplifier circuit
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
DE10251465A1 (de) * 2002-11-05 2004-05-19 Siemens Ag Verfahren zum Sendeleistungsabgleich bei einem mobilen Kommunikationsendgerät und Kommunikationsendgerät zur Durchführung des Verfahrens
DE60312213T2 (de) * 2002-12-04 2007-10-31 Research In Motion Ltd., Waterloo Verstärkungskompensation für temperatur- und frequenzvariationen
KR100498964B1 (ko) * 2003-03-05 2005-07-01 삼성전자주식회사 이동단말에서의 전자파 흡수율 제어 방법 및 장치
US7236745B2 (en) * 2003-03-05 2007-06-26 Harris Stratex Networks Operating Corporation Transceiver power detection architecture
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 (de) * 2006-07-12 2008-01-16 STMicroelectronics N.V. Verfahren und Sender/Empfänger zum Verbessern der Sendeleistung eines Signals in Breitbandsystemen, insbesondere in UWB Systemen
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
JPS60244107A (ja) * 1984-05-18 1985-12-04 Nec Corp 高周波電力制御回路
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
US5081713A (en) 1992-01-14
JPH02285817A (ja) 1990-11-26
CA2015553A1 (en) 1990-10-27
EP0396347B1 (de) 1994-08-31
AU5454390A (en) 1990-11-01
DE69011939D1 (de) 1994-10-06
EP0396347A2 (de) 1990-11-07
AU630948B2 (en) 1992-11-12
EP0396347A3 (de) 1991-10-30
CA2015553C (en) 1993-04-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee