DE60041836D1 - Adaptiv begrenzender Hf-Verstärker - Google Patents

Adaptiv begrenzender Hf-Verstärker

Info

Publication number
DE60041836D1
DE60041836D1 DE60041836T DE60041836T DE60041836D1 DE 60041836 D1 DE60041836 D1 DE 60041836D1 DE 60041836 T DE60041836 T DE 60041836T DE 60041836 T DE60041836 T DE 60041836T DE 60041836 D1 DE60041836 D1 DE 60041836D1
Authority
DE
Germany
Prior art keywords
signal
combining
output
combined
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 - Lifetime
Application number
DE60041836T
Other languages
English (en)
Inventor
Fatih M Ozluturk
Brian Kiernan
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.)
InterDigital Technology Corp
Original Assignee
InterDigital Technology 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 InterDigital Technology Corp filed Critical InterDigital Technology Corp
Application granted granted Critical
Publication of DE60041836D1 publication Critical patent/DE60041836D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/30—TPC using constraints in the total amount of available transmission power
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/30—TPC using constraints in the total amount of available transmission power
    • H04W52/34—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
    • H04W52/343—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading taking into account loading or congestion level
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G11/00—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general
    • H03G11/04—Limiting level dependent on strength of signal; Limiting level dependent on strength of carrier on which signal is modulated
    • 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
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/30—TPC using constraints in the total amount of available transmission power
    • H04W52/34—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
    • H04W52/346—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading distributing total power among users or channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70706—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation with means for reducing the peak-to-average power ratio
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/06—TPC algorithms
    • H04W52/14—Separate analysis of uplink or downlink
    • H04W52/143—Downlink power control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
    • H04W52/225—Calculation of statistics, e.g. average, variance
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/30—TPC using constraints in the total amount of available transmission power
    • H04W52/36—TPC using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
    • H04W52/367—Power values between minimum and maximum limits, e.g. dynamic range
DE60041836T 1999-08-31 2000-08-23 Adaptiv begrenzender Hf-Verstärker Expired - Lifetime DE60041836D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/386,876 US6434135B1 (en) 1999-08-31 1999-08-31 Adaptive RF amplifier prelimiter

Publications (1)

Publication Number Publication Date
DE60041836D1 true DE60041836D1 (de) 2009-04-30

Family

ID=23527436

Family Applications (3)

Application Number Title Priority Date Filing Date
DE1210768T Pending DE1210768T1 (de) 1999-08-31 2000-08-23 Adaptiver hf-verstärker
DE60005979T Expired - Lifetime DE60005979T2 (de) 1999-08-31 2000-08-23 Adaptiver hf-verstärker
DE60041836T Expired - Lifetime DE60041836D1 (de) 1999-08-31 2000-08-23 Adaptiv begrenzender Hf-Verstärker

Family Applications Before (2)

Application Number Title Priority Date Filing Date
DE1210768T Pending DE1210768T1 (de) 1999-08-31 2000-08-23 Adaptiver hf-verstärker
DE60005979T Expired - Lifetime DE60005979T2 (de) 1999-08-31 2000-08-23 Adaptiver hf-verstärker

Country Status (17)

Country Link
US (6) US6434135B1 (de)
EP (3) EP1210768B1 (de)
JP (2) JP4551043B2 (de)
KR (1) KR100430458B1 (de)
CN (2) CN1956348A (de)
AT (2) ATE252290T1 (de)
AU (1) AU6936200A (de)
CA (4) CA2382024C (de)
DE (3) DE1210768T1 (de)
DK (2) DK1388937T3 (de)
ES (2) ES2324906T3 (de)
HK (3) HK1045609B (de)
IL (1) IL148232A0 (de)
MX (1) MXPA02001841A (de)
NO (1) NO330149B1 (de)
SG (1) SG109974A1 (de)
WO (1) WO2001017107A1 (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6434135B1 (en) * 1999-08-31 2002-08-13 Interdigital Technology Corporation Adaptive RF amplifier prelimiter
US6633766B1 (en) * 2000-04-24 2003-10-14 Telefonaktiebolaget Lm Ericsson (Publ) Frequency selective RF output power calibration using digital and analog power measurements for use in a cellular telecommunications system
EP1329031B1 (de) * 2000-09-13 2005-12-14 Nortel Networks Limited Mehrbenutzerdetektion in einem cdma-kommunikationssystem
US7023900B2 (en) * 2001-03-02 2006-04-04 Samsung Electronics Co., Ltd. System and method for modifying peak-to-average power ratio in CDMA transmitters
FI20011238A0 (fi) 2001-06-12 2001-06-12 Nokia Corp Menetelmä signaalin rajoittamiseksi ja lähetin
US7158765B2 (en) 2001-07-31 2007-01-02 Agere Systems, Inc. Method and apparatus for controlling power of a transmitted signal
US7046966B2 (en) * 2001-08-24 2006-05-16 Kyocera Wireless Corp. Method and apparatus for assigning data rate in a multichannel communication system
FR2832275B1 (fr) * 2001-11-12 2004-11-19 Evolium Sas Procede d'ecretage de signaux a plusieurs porteuses transmis par un meme amplificateur non-lineaire
JP2003174370A (ja) * 2001-12-05 2003-06-20 Nec Corp 非線形補償回路と基地局装置および送信電力クリップ方法
JP3932906B2 (ja) * 2002-01-23 2007-06-20 日本電気株式会社 基地局装置及びそれを用いた移動通信システム
JP4288458B2 (ja) * 2002-08-22 2009-07-01 日本電気株式会社 振幅制限回路及びｃｄｍａ通信装置
KR100547715B1 (ko) * 2003-03-12 2006-01-31 삼성전자주식회사 코드분할 다중화를 적용한 수동형 광 가입자 망
KR101370157B1 (ko) 2003-09-26 2014-03-04 인터디지탈 테크날러지 코포레이션 무선 통신 전송 파워용 이득 팩터들의 판정을 위한 장치 및 방법
CN100382454C (zh) * 2003-12-08 2008-04-16 华为技术有限公司 稳定基站输出功率的装置及方法
US7203511B2 (en) * 2004-01-20 2007-04-10 Broadcom Corporation Control of transmit power of a radio frequency integrated circuit
US7554974B2 (en) * 2004-03-09 2009-06-30 Tekelec Systems and methods of performing stateful signaling transactions in a distributed processing environment
US7587218B2 (en) * 2004-09-28 2009-09-08 Alcatel-Lucent Usa Inc. Using power of a pilot channel to control output power from a transmitter
US7907671B2 (en) * 2004-12-03 2011-03-15 Motorola Mobility, Inc. Method and system for scaling a multi-channel signal
GB2424796B (en) * 2005-03-31 2007-09-12 Motorola Inc Method and apparatus for transmitting data
CN100459767C (zh) * 2005-05-27 2009-02-04 华为技术有限公司 防止功率放大器发生过激的方法和装置
US7319578B2 (en) * 2005-06-08 2008-01-15 International Business Machines Corporation Digital power monitor and adaptive self-tuning power management
US8059667B2 (en) * 2007-01-31 2011-11-15 Tekelec Methods, systems, and computer program products for applying multiple communications services to a call
EP2143230A1 (de) * 2007-04-20 2010-01-13 Tekelec Verfahren, systeme und computerprogrammprodukte zur bereitstellung einer fehlertoleranten dienstinteraktion und aushandlungsfunktion in einem kommunikationsnetz
US8064330B2 (en) * 2008-03-26 2011-11-22 Qualcomm Incorporated Bit-width minimization scheme for wireless communication
US8446202B2 (en) * 2008-12-22 2013-05-21 Nec Corporation Power limiting circuit
US8346091B2 (en) 2009-04-29 2013-01-01 Andrew Llc Distributed antenna system for wireless network systems
TWI500259B (zh) * 2011-06-24 2015-09-11 Princeton Technology Corp 電壓控制電路
JP5811929B2 (ja) * 2012-03-30 2015-11-11 富士通株式会社 無線装置、歪補償方法、及び歪補償プログラム
CA2885238C (en) 2012-10-31 2021-10-12 Commscope Technologies Llc Digital baseband transport in telecommunications distribution systems
JP6175852B2 (ja) * 2013-03-28 2017-08-09 富士通株式会社 電力増幅装置
RU2557006C1 (ru) * 2014-02-06 2015-07-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования Иркутский госдарственный университет путей сообщения (ФГБОУ ВПО ИрГУПС) Способ повышения энергетических показателей электровозов переменного тока с вип на igbt транзисторах (модулях) по критерию потребления максимально активной мощности
EP3306817B8 (de) * 2016-10-07 2021-04-21 Rohde & Schwarz GmbH & Co. KG Vorverzerrungssystem und -verfahren
US9876657B1 (en) * 2017-03-06 2018-01-23 Xilinx, Inc. System and method for downlink processing in communication systems
JP7194706B2 (ja) * 2020-03-16 2022-12-22 アンリツ株式会社 信号発生装置及び信号発生方法

Family Cites Families (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5485486A (en) * 1989-11-07 1996-01-16 Qualcomm Incorporated Method and apparatus for controlling transmission power in a CDMA cellular mobile telephone system
JPH03254510A (ja) * 1990-03-05 1991-11-13 Fujitsu Ltd 自動利得制御装置
US5170495A (en) * 1990-10-31 1992-12-08 Northern Telecom Limited Controlling clipping in a microwave power amplifier
US5535238A (en) * 1990-11-16 1996-07-09 Interdigital Technology Corporation Spread spectrum adaptive power control communications system and method
EP0502262B1 (de) * 1991-03-06 1994-06-08 Agfa-Gevaert N.V. Halter für Ionenaustauschharze
JPH0644255A (ja) 1991-05-17 1994-02-18 Shimizu Corp 統合的生産プロジェクト情報管理システム
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
US5287387A (en) * 1992-03-06 1994-02-15 Motorola, Inc. Low splatter peak-to-average signal reduction
US5302914A (en) 1992-10-20 1994-04-12 At&T Bell Laboratories Method and apparatus for reducing the peak-to-average power in multi-carrier RF communication systems
US5300894A (en) * 1992-10-20 1994-04-05 At&T Bell Laboratories Circuitry for minimizing peak power in an amplifier carrying a plurality of signals of differing frequencies
JPH0644255U (ja) * 1992-11-16 1994-06-10 クラリオン株式会社 補償フィルタ回路及びスペクトラム拡散送受信装置
US5396516A (en) * 1993-02-22 1995-03-07 Qualcomm Incorporated Method and system for the dynamic modification of control paremeters in a transmitter power control system
US5870393A (en) * 1995-01-20 1999-02-09 Hitachi, Ltd. Spread spectrum communication system and transmission power control method therefor
JPH088667A (ja) * 1994-06-16 1996-01-12 Toshiba Corp 復調回路
JP3335777B2 (ja) * 1994-09-05 2002-10-21 松下通信工業株式会社 スペクトル拡散方式通信装置
JPH08181730A (ja) * 1994-12-22 1996-07-12 Nec Corp ディジタル自動利得制御回路
US5574747A (en) * 1995-01-04 1996-11-12 Interdigital Technology Corporation Spread spectrum adaptive power control system and method
US5742595A (en) * 1995-06-02 1998-04-21 Dsc Communications Corporation Processing CDMA signals
US6885652B1 (en) * 1995-06-30 2005-04-26 Interdigital Technology Corporation Code division multiple access (CDMA) communication system
US5841768A (en) * 1996-06-27 1998-11-24 Interdigital Technology Corporation Method of controlling initial power ramp-up in CDMA systems by using short codes
JP2718398B2 (ja) 1995-06-30 1998-02-25 日本電気株式会社 Ｃｄｍａ基地局送信装置
JPH09261122A (ja) * 1996-03-26 1997-10-03 Oki Electric Ind Co Ltd Ｃｄｍａ送信装置
JPH09270733A (ja) * 1996-03-29 1997-10-14 Matsushita Electric Ind Co Ltd スペクトラム拡散通信装置
JPH09331222A (ja) * 1996-06-11 1997-12-22 Nec Corp 利得制御信号補正装置
JPH1065568A (ja) * 1996-08-21 1998-03-06 Oki Electric Ind Co Ltd 無線装置
JP3376827B2 (ja) * 1996-08-23 2003-02-10 株式会社エヌ・ティ・ティ・ドコモ 多重変調装置
JP2923867B2 (ja) * 1996-10-28 1999-07-26 日本電気株式会社 送信電力制御方式
JP3311950B2 (ja) 1996-12-19 2002-08-05 富士通株式会社 符号多重無線装置
US5991262A (en) * 1997-03-31 1999-11-23 Motorola, Inc. Method and apparatus for reducing peak-to-average power ratio of a composite carrier signal
JP2856250B2 (ja) * 1997-06-27 1999-02-10 日本電気株式会社 コード多重通信方式における増幅部利得補償装置
IL121892A0 (en) 1997-10-06 1998-03-10 Telescicom Ltd CDMA system
US6094585A (en) * 1997-11-14 2000-07-25 Lucent Technologies Inc. CDMA forward link power overload control in a base station
US6118767A (en) * 1997-11-19 2000-09-12 Metawave Communications Corporation Interference control for CDMA networks using a plurality of narrow antenna beams and an estimation of the number of users/remote signals present
JP3843562B2 (ja) * 1997-11-20 2006-11-08 三菱電機株式会社 スペクトル拡散通信装置
KR100255565B1 (ko) * 1997-12-26 2000-05-01 정선종 코드분할 다중접속 시스템의 비동기 다중 경로 채널에서의다중 모드 감산형 잡음 제거 방법 및 장치
EP0940925A1 (de) 1998-03-05 1999-09-08 Lucent Technologies Inc. System und Verfahren zum Reduktion des Spitzendurchschnittsleistungsverhältnisses in einem CDMA-Sender
US6266320B1 (en) * 1998-04-08 2001-07-24 Telefonaktiebolaget Lm Ericsson (Publ) Amplitude limitation in CDMA system
DE19824233B4 (de) * 1998-05-29 2005-10-06 Telefonaktiebolaget Lm Ericsson (Publ) Amplitudenbegrenzung
JP2000013247A (ja) * 1998-06-18 2000-01-14 Nec Corp 送信電力制御回路
US6188732B1 (en) * 1998-10-19 2001-02-13 Samsung Electronics Co., Ltd. Digital feedforward amplifier for use in an RF transmitter and method of operation
US6603745B1 (en) 1998-10-28 2003-08-05 Qualcomm Incorporated Method and apparatus for reverse link overload detection
US6236864B1 (en) * 1998-11-27 2001-05-22 Nortel Networks Limited CDMA transmit peak power reduction
US6256502B1 (en) 1998-12-23 2001-07-03 Nortel Networks Limited Wideband multicarrier power control for a cellular PCS basestation tranmitter
KR100366799B1 (ko) * 1998-12-26 2003-04-07 엘지전자 주식회사 이동통신시스템의전송전력제어방법
US6639934B1 (en) * 1999-04-26 2003-10-28 Telefonaktiebolaget Lm Ericsson (Publ) Power control in a CDMA mobile communication system
US6504862B1 (en) * 1999-06-02 2003-01-07 Nortel Networks Limited Method and apparatus for reducing the ratio of peak to average power in a Gaussian signal including a CDMA signal
US6434135B1 (en) * 1999-08-31 2002-08-13 Interdigital Technology Corporation Adaptive RF amplifier prelimiter
US6594501B2 (en) * 2001-12-14 2003-07-15 Qualcomm Incorporated Systems and techniques for channel gain computations

Also Published As

Publication number Publication date
DE60005979D1 (de) 2003-11-20
CN1287515C (zh) 2006-11-29
CA2451976A1 (en) 2001-03-08
DK1388937T3 (da) 2009-06-08
NO20020830L (no) 2002-02-20
DK1210768T3 (da) 2004-02-16
ES2206294T3 (es) 2004-05-16
HK1131267A1 (en) 2010-01-15
ATE426267T1 (de) 2009-04-15
US7164931B2 (en) 2007-01-16
IL148232A0 (en) 2002-09-12
EP1210768B1 (de) 2003-10-15
US6434135B1 (en) 2002-08-13
DE60005979T2 (de) 2004-09-09
US7912505B2 (en) 2011-03-22
CA2634485C (en) 2014-07-15
ATE252290T1 (de) 2003-11-15
DE1210768T1 (de) 2002-11-14
KR100430458B1 (ko) 2004-05-12
CA2634485A1 (en) 2001-03-08
US6904292B2 (en) 2005-06-07
EP1210768A1 (de) 2002-06-05
NO330149B1 (no) 2011-02-28
JP4750763B2 (ja) 2011-08-17
US20020080763A1 (en) 2002-06-27
CN1956348A (zh) 2007-05-02
US20020093933A1 (en) 2002-07-18
CA2564147C (en) 2008-09-30
US20020080733A1 (en) 2002-06-27
KR20020026593A (ko) 2002-04-10
WO2001017107A1 (en) 2001-03-08
CA2382024A1 (en) 2001-03-08
EP1388937A2 (de) 2004-02-11
CN1371547A (zh) 2002-09-25
SG109974A1 (en) 2005-04-28
EP1388937B1 (de) 2009-03-18
JP2003527780A (ja) 2003-09-16
HK1063243A1 (en) 2004-12-17
HK1045609B (zh) 2004-03-05
EP2045917A2 (de) 2009-04-08
US6968202B2 (en) 2005-11-22
NO20020830D0 (no) 2002-02-20
HK1045609A1 (en) 2002-11-29
CA2451976C (en) 2007-01-16
EP2045917A3 (de) 2009-04-22
US6920127B2 (en) 2005-07-19
CA2382024C (en) 2004-04-06
AU6936200A (en) 2001-03-26
EP2045917B1 (de) 2013-04-17
MXPA02001841A (es) 2002-10-23
JP2007312430A (ja) 2007-11-29
JP4551043B2 (ja) 2010-09-22
ES2324906T3 (es) 2009-08-19
EP1388937A3 (de) 2006-10-18
US20020082052A1 (en) 2002-06-27
CA2564147A1 (en) 2001-03-08
US20070211789A1 (en) 2007-09-13

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Legal Events

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