KR100312367B1 - 이동체통신장치및방법 - Google Patents

이동체통신장치및방법 Download PDF

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Publication number
KR100312367B1
KR100312367B1 KR1019940023924A KR19940023924A KR100312367B1 KR 100312367 B1 KR100312367 B1 KR 100312367B1 KR 1019940023924 A KR1019940023924 A KR 1019940023924A KR 19940023924 A KR19940023924 A KR 19940023924A KR 100312367 B1 KR100312367 B1 KR 100312367B1
Authority
KR
South Korea
Prior art keywords
high frequency
power
signal
power amplifier
amplifier
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
KR1019940023924A
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English (en)
Korean (ko)
Other versions
KR950010413A (ko
Inventor
고바야시구니오
아다찌데쯔아끼
시부야쓰요시
Original Assignee
야마모토 마사유키
히다치도부 세미컨덕터 가부시키가이샤
가나이 쓰도무
가부시끼가이샤 히다치 세이사꾸쇼
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 야마모토 마사유키, 히다치도부 세미컨덕터 가부시키가이샤, 가나이 쓰도무, 가부시끼가이샤 히다치 세이사꾸쇼 filed Critical 야마모토 마사유키
Publication of KR950010413A publication Critical patent/KR950010413A/ko
Application granted granted Critical
Publication of KR100312367B1 publication Critical patent/KR100312367B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/52—Transmission power control [TPC] using AGC [Automatic Gain Control] circuits or amplifiers
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Transmitters (AREA)
  • Amplifiers (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1019940023924A 1993-09-24 1994-09-23 이동체통신장치및방법 Expired - Fee Related KR100312367B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP26164693 1993-09-24
JP93-261646 1993-09-24
JP6164506A JPH07143056A (ja) 1993-09-24 1994-06-23 移動体通信装置
JP94-164506 1994-06-23

Publications (2)

Publication Number Publication Date
KR950010413A KR950010413A (ko) 1995-04-28
KR100312367B1 true KR100312367B1 (ko) 2001-12-28

Family

ID=26489582

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019940023924A Expired - Fee Related KR100312367B1 (ko) 1993-09-24 1994-09-23 이동체통신장치및방법

Country Status (7)

Country Link
US (1) US5574993A (cg-RX-API-DMAC10.html)
EP (1) EP0645899A3 (cg-RX-API-DMAC10.html)
JP (1) JPH07143056A (cg-RX-API-DMAC10.html)
KR (1) KR100312367B1 (cg-RX-API-DMAC10.html)
CN (1) CN1109664A (cg-RX-API-DMAC10.html)
MY (1) MY111535A (cg-RX-API-DMAC10.html)
TW (1) TW247383B (cg-RX-API-DMAC10.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100443225B1 (ko) * 1999-01-12 2004-08-04 모토로라 인코포레이티드 수신기에 대한 자동 이득 제어장치

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JPH08307182A (ja) * 1995-04-27 1996-11-22 Sony Corp パワーコントロール回路
US5911120A (en) 1995-09-08 1999-06-08 At&T Wireless Services Wireless communication system having mobile stations establish a communication link through the base station without using a landline or regional cellular network and without a call in progress
US5675629A (en) 1995-09-08 1997-10-07 At&T Cordless cellular system base station
KR100201808B1 (ko) * 1995-12-28 1999-06-15 윤종용 무선송신기의 고조파 억압용 저역통과 필터
FI100072B (fi) * 1996-01-19 1997-09-15 Nokia Mobile Phones Ltd Menetelmä lähetystehon säätämiseksi sekä radiojärjestelmä
KR100193842B1 (ko) * 1996-09-13 1999-06-15 윤종용 무선통신시스템의 전력조절 회로 및 방법
US20060280140A9 (en) * 1997-02-06 2006-12-14 Mahany Ronald L LOWER POWER WIRELESS BEACONING NETWORK SUPPORTING PROXIMAL FORMATION, SEPARATION AND REFORMATION OF WIRELESS LOCAL AREA NETWORKS (LAN's), AS TERMINALS MOVE IN AND OUT RANGE OF ONE ANOTHER
JP3475037B2 (ja) * 1997-03-14 2003-12-08 株式会社東芝 無線機
US6236863B1 (en) * 1997-03-31 2001-05-22 Oki Telecom, Inc. Comprehensive transmitter power control system for radio telephones
US6052605A (en) * 1997-03-31 2000-04-18 Radio Frequency Systems, Inc. Continuous interference assessment and avoidance in a land mobile radio system
US6049700A (en) * 1997-04-30 2000-04-11 Lucent Technologies Inc. Automatic volume adjustment in a wireless handset
SE9702272L (sv) * 1997-06-13 1998-12-14 Ericsson Telefon Ab L M Anordning i en radioenhet
US6311044B1 (en) * 1998-04-20 2001-10-30 Motorola, Inc. Method and apparatus for determining failure modes of a transceiver
US6137354A (en) * 1998-05-18 2000-10-24 Omnipoint Corporation Bypassable amplifier
US6008698A (en) * 1998-05-18 1999-12-28 Omnipoint Corporation Amplifier with dynamically adaptable supply current
US6081161A (en) * 1998-05-18 2000-06-27 Omnipoint Corporation Amplifier with dynamatically adaptable supply voltage
US6178313B1 (en) * 1998-12-31 2001-01-23 Nokia Mobile Phones Limited Control of gain and power consumption in a power amplifier
US6728520B2 (en) * 1999-08-31 2004-04-27 Qualcomm Incorporated System and method for constant loop gain in a closed loop circuit
US6268774B1 (en) 1999-11-05 2001-07-31 Intel Corporation Self-tuning amplifier
JP2001244879A (ja) * 2000-03-02 2001-09-07 Matsushita Electric Ind Co Ltd 送信電力制御装置及びその方法
EP1137173A1 (en) * 2000-03-06 2001-09-26 Telefonaktiebolaget Lm Ericsson RF- FET bias and switching circuit based on a quasi-open loop regulation
FR2813487B1 (fr) * 2000-08-31 2002-11-29 Cit Alcatel Procede et dispositif de controle de l'amplification du signal emis par un terminal mobile permettant d'augmenter l'autonomie dudit terminal mobile
FR2813457B1 (fr) * 2000-08-31 2003-01-31 Cit Alcatel Procede et circuit de controle permettant l'utilisation d'un amplificateur de puissance en technologie hbt dans un emetteur en architecture a frequence intermediaire nulle
TW503345B (en) * 2001-03-26 2002-09-21 Mediatec Inc Power controller
KR100504812B1 (ko) * 2002-12-20 2005-07-29 엘지전자 주식회사 이동통신 시스템의 휴대단말기 출력전력 제어방법
CN1512801A (zh) * 2002-12-27 2004-07-14 皇家飞利浦电子股份有限公司 具有控制发射功率的移动终端及其方法
JP3934067B2 (ja) * 2003-02-06 2007-06-20 松下電器産業株式会社 減衰器スイッチおよびそれを用いた携帯電話端末装置
US20040155814A1 (en) * 2003-02-11 2004-08-12 Bascobert Michael R. Communication device for transmitting or receiving location information and determining relative location information
ATE526742T1 (de) * 2003-05-08 2011-10-15 Harman Becker Automotive Sys Hintergrundtuner eines rundfunkempfängers zum empfangen von verkehrs- und reise-information und zum untersuchen von alternativen frequenzen
GB2404506B (en) * 2003-07-31 2006-02-22 Renesas Tech Corp Method of ramping up output level of power amplifier of radio communication system,communication semiconductor integrated circuit,& radio communication system
US7769406B2 (en) * 2003-08-21 2010-08-03 Alcatel-Lucent Usa Inc. Monitoring and adjusting transmit power level(s) in a communications system
US20050271096A1 (en) * 2004-04-12 2005-12-08 Rolland Zeleny Laser output temperature compensation
US7506189B1 (en) 2004-12-15 2009-03-17 Silego Technology, Inc. Adjusting input power in response to a clock frequency change
US8159331B2 (en) * 2007-07-17 2012-04-17 Psion Teklogix Inc. Method and system for radiated power control for short range RFID tag reading
US8552803B2 (en) * 2007-12-18 2013-10-08 Qualcomm Incorporated Amplifier with dynamic bias
CN101938258B (zh) * 2010-08-27 2013-06-05 华为终端有限公司 一种控制射频功率放大器发射信号的方法和装置
CN103647520B (zh) * 2013-11-13 2016-08-17 中国电子科技集团公司第四十一研究所 一种基于电调衰减器的捷变频信号频响补偿方法
CN103647565B (zh) * 2013-12-13 2015-10-21 中国电子科技集团公司第三十八研究所 具有宽温工作增益自动控制功能的cmos射频接收前端
CN103812463A (zh) * 2014-01-13 2014-05-21 智坤（江苏）半导体有限公司 射频功率放大器的增益控制方法
KR102257344B1 (ko) * 2014-09-29 2021-05-27 삼성전자주식회사 무선 통신 시스템에서 전력 증폭기의 비선형적 특성을 개선하기 위한 장치 및 방법
US9667312B2 (en) * 2015-01-13 2017-05-30 Hughes Network Systems, Llc Radio based automatic level control for linear radio calibration
DE102016108206B4 (de) * 2016-05-03 2020-09-10 Bury Sp.Z.O.O Schaltungsanordnung und Verfahren zur Dämpfungskompensation in einer Antennensignalverbindung
FR3059495A1 (fr) * 2016-11-29 2018-06-01 Stmicroelectronics (Grenoble 2) Sas Dispositif attenuateur dans un etage de transmission radiofrequences
CN113484809B (zh) 2021-07-14 2025-08-19 武汉联影医疗科技有限公司 射频功率放大器的输出稳定装置、射频系统和磁共振系统

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US5109390A (en) * 1989-11-07 1992-04-28 Qualcomm Incorporated Diversity receiver in a cdma cellular telephone system
US5056109A (en) * 1989-11-07 1991-10-08 Qualcomm, Inc. Method and apparatus for controlling transmission power in a cdma cellular mobile telephone system
JPH03229526A (ja) * 1990-02-02 1991-10-11 Kyocera Corp 無線電話装置における送信出力の自動節減方式
US4999583A (en) * 1990-02-28 1991-03-12 Hughes Aircraft Company Amplifier drive controller
JPH0437323A (ja) * 1990-06-01 1992-02-07 Rohm Co Ltd コードレス電話機の送信電力制御回路
US5321849A (en) * 1991-05-22 1994-06-14 Southwestern Bell Technology Resources, Inc. System for controlling signal level at both ends of a transmission link based on a detected valve
US5307512A (en) * 1991-06-03 1994-04-26 Motorola, Inc. Power control circuitry for achieving wide dynamic range in a transmitter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100443225B1 (ko) * 1999-01-12 2004-08-04 모토로라 인코포레이티드 수신기에 대한 자동 이득 제어장치

Also Published As

Publication number Publication date
CN1109664A (zh) 1995-10-04
JPH07143056A (ja) 1995-06-02
KR950010413A (ko) 1995-04-28
TW247383B (cg-RX-API-DMAC10.html) 1995-05-11
MY111535A (en) 2000-07-31
US5574993A (en) 1996-11-12
EP0645899A2 (en) 1995-03-29
EP0645899A3 (en) 1999-07-14

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