JP4202604B2 - 送信信号の振幅を制限する方法及び装置 - Google Patents

送信信号の振幅を制限する方法及び装置 Download PDF

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Publication number
JP4202604B2
JP4202604B2 JP2000552819A JP2000552819A JP4202604B2 JP 4202604 B2 JP4202604 B2 JP 4202604B2 JP 2000552819 A JP2000552819 A JP 2000552819A JP 2000552819 A JP2000552819 A JP 2000552819A JP 4202604 B2 JP4202604 B2 JP 4202604B2
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Prior art keywords
amplitude
composite
signal
scaling factor
scaling
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JP2000552819A
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Japanese (ja)
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JP2002517951A (ja
JP2002517951A5 (enExample
Inventor
フランク、ゲオルク
ニーゲル、マイケル
ローデル、ウド
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テレフオンアクチーボラゲット エル エム エリクソン（パブル）
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/36—Modulator circuits; Transmitter circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/06—Channels characterised by the type of signal the signals being represented by different frequencies
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/36—Modulator circuits; Transmitter circuits
    • H04L27/366—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator
    • H04L27/367—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator using predistortion
    • H04L27/368—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator using predistortion adaptive predistortion
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Transmitters (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Selective Calling Equipment (AREA)
JP2000552819A 1998-05-29 1999-05-06 送信信号の振幅を制限する方法及び装置 Expired - Lifetime JP4202604B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19824233.6 1998-05-29
DE19824233A DE19824233B4 (de) 1998-05-29 1998-05-29 Amplitudenbegrenzung
PCT/EP1999/003115 WO1999063723A1 (en) 1998-05-29 1999-05-06 Method and apparatus for limiting the amplitude of a transmission signal

Publications (3)

Publication Number Publication Date
JP2002517951A JP2002517951A (ja) 2002-06-18
JP2002517951A5 JP2002517951A5 (enExample) 2006-06-22
JP4202604B2 true JP4202604B2 (ja) 2008-12-24

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ID=7869411

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000552819A Expired - Lifetime JP4202604B2 (ja) 1998-05-29 1999-05-06 送信信号の振幅を制限する方法及び装置

Country Status (11)

Country Link
US (1) US6636555B1 (enExample)
EP (1) EP1080568B1 (enExample)
JP (1) JP4202604B2 (enExample)
KR (1) KR100677670B1 (enExample)
CN (1) CN1134952C (enExample)
AR (1) AR018414A1 (enExample)
AU (1) AU754727B2 (enExample)
CA (1) CA2333478C (enExample)
DE (1) DE19824233B4 (enExample)
TW (1) TW432807B (enExample)
WO (1) WO1999063723A1 (enExample)

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DE19824233B4 (de) 1998-05-29 2005-10-06 Telefonaktiebolaget Lm Ericsson (Publ) Amplitudenbegrenzung
JP2000349640A (ja) * 1999-06-02 2000-12-15 Nec Corp 符号分割多重化送信装置
US6434135B1 (en) * 1999-08-31 2002-08-13 Interdigital Technology Corporation Adaptive RF amplifier prelimiter
DE19948370A1 (de) * 1999-10-06 2001-06-21 Infineon Technologies Ag Einrichtung und Verfahren zur Verarbeitung eines digitalen Datensignals in einem CDMA-Funksender
EP1217757B1 (en) * 2000-11-24 2005-02-02 Telefonaktiebolaget LM Ericsson (publ) Base transceiver station with distortion compensation
ATE318518T1 (de) 2000-12-14 2006-03-15 Car Forni Srl Sa Förderband für einen tunnelofen
US20020168016A1 (en) * 2001-03-14 2002-11-14 Xianbin Wang Method and apparatus for reducing peak to average power ratio in a multi-carrier modulation communication system
FI20011238A0 (fi) * 2001-06-12 2001-06-12 Nokia Corp Menetelmä signaalin rajoittamiseksi ja lähetin
GB2377141B (en) 2001-06-29 2005-03-23 Nokia Corp A transmitter
JP3666430B2 (ja) * 2001-09-04 2005-06-29 ソニー株式会社 情報送信装置及び情報送信方法、並びに情報受信装置及び情報受信方法
EP1359718A1 (de) * 2002-04-30 2003-11-05 Siemens Aktiengesellschaft Verfahren zur Amplitudenbegrenzung eines trägerfrequenten Ausgangssignals
ES2247557T3 (es) * 2002-04-30 2006-03-01 Siemens Aktiengesellschaft Procedimiento para la limitacion de una señal de salida de frecuencia portadora.
FI20020820A0 (fi) 2002-04-30 2002-04-30 Nokia Corp Menetelmä signaalin rajoittamiseksi ja lähetin
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
KR20040028301A (ko) * 2002-09-30 2004-04-03 주식회사 현대시스콤 아이엠티-2000 시스템에서 클리핑을 위한 매그니튜드산출방법
US7277494B2 (en) * 2003-06-04 2007-10-02 Honeywell Federal Manufacturing & Technologies, Llc Method of differential-phase/absolute-amplitude QAM
US7239674B2 (en) * 2003-06-04 2007-07-03 Honeywell Federal Manufacturing & Technologies, Llc Method of differential-phase/absolute-amplitude QAM
US20050100107A1 (en) * 2003-11-12 2005-05-12 Head Thomas W. Composite carrier peak limiting method
US20050195916A1 (en) * 2004-03-04 2005-09-08 Kiomars Anvari Clipping technique for bursty complex and real signal
KR100703265B1 (ko) * 2004-05-12 2007-04-03 삼성전자주식회사 멀티캐리어 변조 방식의 통신 시스템에서 피크-대-평균전력비를 감소시키는 송신기 및 수신기와 적응적피크-대-평균 전력비 제어 방법
US8204158B2 (en) * 2004-05-12 2012-06-19 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus to reduce undesired amplitude modulation
JP4424081B2 (ja) * 2004-06-14 2010-03-03 ミツミ電機株式会社 振幅変調装置及び振幅制限方法並びにコンピュータで読み取り可能なプログラム
CN101258702B (zh) * 2005-12-12 2012-05-30 中兴通讯股份有限公司 码分多址系统中调整信道译码数据幅度的系统和方法
TW200824378A (en) * 2006-08-17 2008-06-01 Interdigital Tech Corp Method and apparatus for reducing a peak-to-average power ratio in a multiple-input multiple-output system
US7848446B2 (en) * 2006-09-27 2010-12-07 Telefonaktiebolaget L M Ericsson (Publ) Reduction of peak-to-average-power ratio in a telecommunications system
GB2483290B (en) * 2010-09-03 2015-07-22 Nvidia Technology Uk Ltd Transmitting a signal from a power amplifier
CN104954094B (zh) * 2014-03-28 2018-01-23 华为技术有限公司 信号限幅方法和装置
US10181867B2 (en) * 2015-10-08 2019-01-15 Telefonaktiebolaget Lm Ericsson (Publ) Crest factor reduction in a radio transmitter
JP2017157928A (ja) * 2016-02-29 2017-09-07 富士通株式会社 光送信器、及び光送信装置
EP3800848A4 (en) * 2018-08-07 2021-05-26 Mitsubishi Electric Corporation DISTRIBUTION MATCHING, DISTRIBUTION MATCHING CLOSING, DISTRIBUTION MATCHING METHOD, DISTRIBUTION MATCHING CLOSING METHOD, AND OPTICAL TRANSMISSION SYSTEM

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DE19635813A1 (de) * 1996-09-04 1998-03-05 Johannes Prof Dr Ing Huber Verfahren zur Reduktion des Spitzenwertfaktors bei digitalen Übertragungsverfahren
JP3548657B2 (ja) * 1996-10-17 2004-07-28 株式会社日立製作所 多重信号の送信装置
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
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

Also Published As

Publication number Publication date
EP1080568A1 (en) 2001-03-07
AU4038199A (en) 1999-12-20
DE19824233B4 (de) 2005-10-06
CA2333478A1 (en) 1999-12-09
AU754727B2 (en) 2002-11-21
JP2002517951A (ja) 2002-06-18
CN1134952C (zh) 2004-01-14
KR100677670B1 (ko) 2007-02-01
WO1999063723A1 (en) 1999-12-09
US6636555B1 (en) 2003-10-21
AR018414A1 (es) 2001-11-14
CA2333478C (en) 2007-04-03
EP1080568B1 (en) 2005-03-30
DE19824233A1 (de) 1999-12-02
CN1303562A (zh) 2001-07-11
KR20010043894A (ko) 2001-05-25
TW432807B (en) 2001-05-01

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