CN101378377B - 正交多路复用信号的峰值抑制方法、峰值抑制电路及发送装置 - Google Patents

正交多路复用信号的峰值抑制方法、峰值抑制电路及发送装置 Download PDF

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Publication number
CN101378377B
CN101378377B CN2008101459936A CN200810145993A CN101378377B CN 101378377 B CN101378377 B CN 101378377B CN 2008101459936 A CN2008101459936 A CN 2008101459936A CN 200810145993 A CN200810145993 A CN 200810145993A CN 101378377 B CN101378377 B CN 101378377B
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peak
waveform
signal
time
unit
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Chinese (zh)
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CN101378377A (zh
Inventor
矢野隆
早濑茂规
内藤昌志
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Kokusai Denki Electric Inc
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Hitachi Kokusai Electric Inc
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2614—Peak power aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2614—Peak power aspects
    • H04L27/2618—Reduction thereof using auxiliary subcarriers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2614—Peak power aspects
    • H04L27/2623—Reduction thereof by clipping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2614—Peak power aspects
    • H04L27/2623—Reduction thereof by clipping
    • H04L27/2624—Reduction thereof by clipping by soft clipping

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
CN2008101459936A 2007-08-29 2008-08-22 正交多路复用信号的峰值抑制方法、峰值抑制电路及发送装置 Expired - Fee Related CN101378377B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP222820/2007 2007-08-29
JP2007222820A JP5010399B2 (ja) 2007-08-29 2007-08-29 直交多重信号のピーク抑圧方法、ピーク抑圧回路、及び送信装置

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CN101378377A CN101378377A (zh) 2009-03-04
CN101378377B true CN101378377B (zh) 2012-07-04

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US (1) US8111778B2 (enExample)
JP (1) JP5010399B2 (enExample)
CN (1) CN101378377B (enExample)

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BRPI0817599B1 (pt) * 2007-10-04 2020-10-20 Apple Inc método e sistema para reduzir de forma adaptável uma razão de potência de pico para potência média em uma estação móvel
JP5379373B2 (ja) * 2007-11-19 2013-12-25 英樹 熊谷 ノイズ電波の自動分離検出装置
WO2010148530A1 (zh) * 2009-06-22 2010-12-29 上海贝尔股份有限公司 用于处理要聚合发送的分量载波的方法和设备
EP2457354B1 (en) * 2009-06-26 2020-09-09 PlusN, LLC System and method for controlling combined radio signals
JP5212402B2 (ja) * 2010-02-24 2013-06-19 住友電気工業株式会社 ピーク電力抑制回路とこの回路を有する通信装置
CN102111368B (zh) * 2010-02-25 2013-07-24 电信科学技术研究院 一种信号波峰削除的方法及设备
GB201005162D0 (en) * 2010-03-29 2010-05-12 Cambridge Silicon Radio Ltd An efficient ofdm peak reduction algorithm
JP2012209703A (ja) * 2011-03-29 2012-10-25 Fujitsu Semiconductor Ltd 送信機
CN202276359U (zh) * 2011-10-20 2012-06-13 中兴通讯股份有限公司 削峰装置及移动通信系统
KR102207599B1 (ko) * 2011-10-27 2021-01-26 인텔 코포레이션 블록 기반 파고율 저감
US8787873B1 (en) 2011-11-04 2014-07-22 Plusn Llc System and method for communicating using bandwidth on demand
JP6077213B2 (ja) * 2012-02-03 2017-02-08 株式会社日立国際電気 ピーク低減装置
JP2014192648A (ja) * 2013-03-27 2014-10-06 Nec Corp ピーク低減回路及びピーク低減方法
AU2014354845B2 (en) 2013-11-26 2019-05-02 Plusn, Llc System and method for radio frequency carrier aggregation
JP6526448B2 (ja) 2015-03-05 2019-06-05 富士通株式会社 ピーク抑圧装置およびピーク抑圧方法
JP2016178364A (ja) * 2015-03-18 2016-10-06 日本電気株式会社 送信機、無線通信システム、送信機の制御方法、プログラム
CN106558041A (zh) * 2015-09-29 2017-04-05 中国疾病预防控制中心传染病预防控制所 凝胶电泳数字图像中基于局部抑制的条带探测算法
US9838137B2 (en) 2015-12-18 2017-12-05 Fujitsu Limited Device and method for transmitting optical signal in which a plurality of signals are multiplexed
US9848342B1 (en) * 2016-07-20 2017-12-19 Ccip, Llc Excursion compensation in multipath communication systems having performance requirements parameters
US11729038B2 (en) * 2020-06-04 2023-08-15 Qualcomm Incorporated Reducing amplitude signaling overhead in peak suppression information

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US6424681B1 (en) * 1998-04-20 2002-07-23 The Board Of Trustees Of The Leland Stanford Junior University Peak to average power ratio reduction
CN1392670A (zh) * 2001-06-20 2003-01-22 富士通株式会社 蜂值抑制方法以及数据传送装置
CN1809044A (zh) * 2005-07-15 2006-07-26 北京大学深圳研究生院 正交频分复用系统中抑制峰平比的电路和方法
CN1849763A (zh) * 2003-09-30 2006-10-18 松下电器产业株式会社 发送装置以及峰值抑制方法

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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
EP1293058A4 (en) * 2000-06-20 2008-04-09 Powerwave Technologies Inc SYSTEM AND METHOD FOR REDUCING TOTAL PERFORMANCE IN MULTIPLE TRANSMISSION SYSTEMS
JP3702829B2 (ja) 2001-10-16 2005-10-05 株式会社日立製作所 ピークファクタ低減装置
JP4090231B2 (ja) 2001-11-01 2008-05-28 株式会社ルネサステクノロジ 半導体集積回路装置
JP4118584B2 (ja) * 2002-04-02 2008-07-16 三菱電機株式会社 マルチキャリア送信装置
EP1533926B1 (en) * 2002-09-12 2017-12-06 Panasonic Intellectual Property Corporation of America Radio transmission device, radio reception device, and method for selecting transmission cancel subcarriers
GB2401516A (en) 2003-04-17 2004-11-10 Univ Southampton Peak-to-average power ratio reduction by subtracting shaped pulses from a baseband signal
US20070047431A1 (en) * 2003-12-02 2007-03-01 Matsushita Electric Industrial Co., Ltd. Radio transmission apparatus and peak power suppression method in multicarrier communication
US7792200B2 (en) * 2005-11-14 2010-09-07 Telefonaltiebolaget Lm Ericsson (Publ) Peak-to-average power reduction
WO2007091434A1 (ja) * 2006-02-06 2007-08-16 Matsushita Electric Industrial Co., Ltd. Ｏｆｄｍ送信装置およびその制御方法
WO2009004862A1 (ja) * 2007-06-29 2009-01-08 Nec Corporation 送信信号生成装置、方法、およびプログラム

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6424681B1 (en) * 1998-04-20 2002-07-23 The Board Of Trustees Of The Leland Stanford Junior University Peak to average power ratio reduction
CN1392670A (zh) * 2001-06-20 2003-01-22 富士通株式会社 蜂值抑制方法以及数据传送装置
CN1849763A (zh) * 2003-09-30 2006-10-18 松下电器产业株式会社 发送装置以及峰值抑制方法
CN1809044A (zh) * 2005-07-15 2006-07-26 北京大学深圳研究生院 正交频分复用系统中抑制峰平比的电路和方法

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JP5010399B2 (ja) 2012-08-29
US8111778B2 (en) 2012-02-07
JP2009055558A (ja) 2009-03-12
CN101378377A (zh) 2009-03-04
US20090060073A1 (en) 2009-03-05

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Granted publication date: 20120704