DE69829650D1 - System, vorrichtung und verfahren zur kommunikation - Google Patents

System, vorrichtung und verfahren zur kommunikation

Info

Publication number
DE69829650D1
DE69829650D1 DE69829650T DE69829650T DE69829650D1 DE 69829650 D1 DE69829650 D1 DE 69829650D1 DE 69829650 T DE69829650 T DE 69829650T DE 69829650 T DE69829650 T DE 69829650T DE 69829650 D1 DE69829650 D1 DE 69829650D1
Authority
DE
Germany
Prior art keywords
communication
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 - Lifetime
Application number
DE69829650T
Other languages
English (en)
Other versions
DE69829650T2 (de
Inventor
J Bergveld
A Schoofs
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.)
NXP BV
Original Assignee
Koninklijke 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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE69829650D1 publication Critical patent/DE69829650D1/de
Publication of DE69829650T2 publication Critical patent/DE69829650T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • 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
    • 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
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • 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
    • 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
    • H04B2001/045—Circuits with power amplifiers with means for improving efficiency
DE69829650T 1997-12-12 1998-12-07 System, vorrichtung und verfahren zur kommunikation Expired - Lifetime DE69829650T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP97203902 1997-12-12
EP97203902 1997-12-12
PCT/IB1998/001960 WO1999031798A2 (en) 1997-12-12 1998-12-07 A communication system, device and method

Publications (2)

Publication Number Publication Date
DE69829650D1 true DE69829650D1 (de) 2005-05-12
DE69829650T2 DE69829650T2 (de) 2006-02-09

Family

ID=8229049

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69829650T Expired - Lifetime DE69829650T2 (de) 1997-12-12 1998-12-07 System, vorrichtung und verfahren zur kommunikation

Country Status (7)

Country Link
US (2) US6298222B1 (de)
EP (1) EP0960474B1 (de)
JP (1) JP4159617B2 (de)
KR (1) KR100573988B1 (de)
CN (1) CN1118927C (de)
DE (1) DE69829650T2 (de)
WO (1) WO1999031798A2 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6748246B1 (en) * 2000-07-05 2004-06-08 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for selecting an access technology in a multi-mode terminal
EP1215820A3 (de) * 2000-12-05 2004-04-14 Zarlink Semiconductor Limited Hochfrequenztuner
JP3664990B2 (ja) * 2001-04-25 2005-06-29 株式会社東芝 高周波回路及び通信システム
US6683496B2 (en) 2001-08-20 2004-01-27 Harris Corporation System and method for minimizing dissipation in RF power amplifiers
US7120401B2 (en) * 2001-10-12 2006-10-10 Kyocera Wireless Corp. System and method for controlling transmitter output levels in a wireless communications device
EP1349269A1 (de) * 2002-03-28 2003-10-01 Sony International (Europe) GmbH HF-Ausgangsleistungsregelung für mobile Telephone unter Verwendung eines Gleichspannungswandlers
DE10250229B4 (de) * 2002-10-29 2004-08-05 Hüttinger Elektronik GmbH & Co. KG Leistungsregelung für Hochfrequenzverstärker
DE10307426B4 (de) * 2003-02-21 2006-06-14 Infineon Technologies Ag Schaltungsanordnung zum Senden und Empfangen von Funksignalen und Verwendung einer solchen, sowie Verfahren zur Frequenzumsetzung in einer Verstärkungseinrichtung
EP1611697B1 (de) * 2003-03-27 2006-07-26 Koninklijke Philips Electronics N.V. Verfahren und system zum leistungsersparnis in einem sender und sender
US7068985B2 (en) * 2003-05-19 2006-06-27 Sony Ericsson Mobile Communication Ab Radio transmitters with temperature compensated power control profiles and methods of operating same
GB2402279B (en) * 2003-05-28 2006-04-26 Ubinetics Ltd Front end module
EP1557956B1 (de) * 2004-01-21 2007-03-14 Nec Corporation Einrichtung und Verfahren zur Sendeleistungsregelung, Computerprogramm for Sendeleistungsregelungseinrichtung und Funksender
KR100595652B1 (ko) * 2004-02-12 2006-07-03 엘지전자 주식회사 이동 통신 단말기의 송신 전력 제어 장치 및 방법
US7102442B2 (en) * 2004-04-28 2006-09-05 Sony Ericsson Mobile Communications Ab Wireless terminals, methods and computer program products with transmit power amplifier input power regulation
US7933567B2 (en) * 2006-01-26 2011-04-26 Qualcomm, Incorporated Method and apparatus for achieving linear monotonic output power
US20090131095A1 (en) * 2007-11-21 2009-05-21 Broadcom Corporation Power Supply Control Based on Transmit Power Control and Methods for use Therewith
NO332958B2 (no) * 2008-12-05 2016-08-08 Completion Tech Resources As Plugganordning
US8391932B2 (en) * 2009-02-23 2013-03-05 Sierra Wireless, Inc. Apparatus providing plural wireless transceivers within a desired power budget and associated method
TWI482429B (zh) * 2009-07-03 2015-04-21 Chi Mei Comm Systems Inc 無線通訊裝置及其功放效率控制模組
CN102316558A (zh) * 2010-06-30 2012-01-11 中兴通讯股份有限公司 一种实现无线基站电源管理与控制的方法和装置
US10431428B2 (en) 2014-01-10 2019-10-01 Reno Technologies, Inc. System for providing variable capacitance
US9728378B2 (en) * 2014-05-02 2017-08-08 Reno Technologies, Inc. Method for controlling an RF generator

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2595889B1 (fr) * 1986-03-14 1988-05-06 Havel Christophe Dispositif de controle de puissance d'emission dans une station emettrice-receptrice de radiocommunication
JPH01153146A (ja) 1987-12-11 1989-06-15 Yokogawa Medical Syst Ltd 超音波診断装置
JP2746685B2 (ja) * 1989-09-06 1998-05-06 富士通株式会社 送信出力制御回路
US5265119A (en) * 1989-11-07 1993-11-23 Qualcomm Incorporated Method and apparatus for controlling transmission power in a CDMA cellular mobile 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
US5485486A (en) * 1989-11-07 1996-01-16 Qualcomm Incorporated Method and apparatus for controlling transmission power in a CDMA cellular mobile telephone system
US5276912A (en) * 1990-02-06 1994-01-04 Motorola, Inc. Radio frequency power amplifier having variable output power
US5129098A (en) * 1990-09-24 1992-07-07 Novatel Communication Ltd. Radio telephone using received signal strength in controlling transmission power
JPH04192959A (ja) * 1990-11-27 1992-07-13 Fujitsu Ltd 構内ページングシステム
US5251331A (en) 1992-03-13 1993-10-05 Motorola, Inc. High efficiency dual mode power amplifier apparatus
JPH06252820A (ja) * 1993-02-26 1994-09-09 Sony Corp 電源回路とそれを用いた無線通信装置
US5787336A (en) * 1994-11-08 1998-07-28 Space Systems/Loral, Inc. Satellite communication power management system
JPH08204587A (ja) * 1995-01-23 1996-08-09 Fujitsu Ltd 携帯電話機
US5710981A (en) * 1995-05-23 1998-01-20 Ericsson Inc. Portable radio power control device and method using incrementally degraded received signals
JP2803626B2 (ja) * 1996-04-05 1998-09-24 日本電気株式会社 移動無線端末の送信電力制御方式
JPH1022756A (ja) * 1996-07-04 1998-01-23 Mitsubishi Electric Corp 無線送信機およびその送信制御方法
JPH1079701A (ja) * 1996-09-03 1998-03-24 Fujitsu Ltd 移動通信端末及びその送信電力制御方式
KR100266806B1 (ko) * 1996-12-11 2000-09-15 윤종용 휴대용무선통신단말기의전력제어회로및방법
US6067458A (en) * 1997-07-01 2000-05-23 Qualcomm Incorporated Method and apparatus for pre-transmission power control using lower rate for high rate communication

Also Published As

Publication number Publication date
EP0960474B1 (de) 2005-04-06
JP4159617B2 (ja) 2008-10-01
DE69829650T2 (de) 2006-02-09
EP0960474A2 (de) 1999-12-01
CN1252184A (zh) 2000-05-03
CN1118927C (zh) 2003-08-20
US7321750B2 (en) 2008-01-22
KR100573988B1 (ko) 2006-04-25
US20010014613A1 (en) 2001-08-16
WO1999031798A3 (en) 1999-07-22
KR20000070904A (ko) 2000-11-25
WO1999031798A2 (en) 1999-06-24
US6298222B1 (en) 2001-10-02
JP2001513972A (ja) 2001-09-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: EISENFUEHR, SPEISER & PARTNER, 10178 BERLIN

8327 Change in the person/name/address of the patent owner

Owner name: NXP B.V., EINDHOVEN, NL