JP2017528047A5 - - Google Patents

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Publication number
JP2017528047A5
JP2017528047A5 JP2017504028A JP2017504028A JP2017528047A5 JP 2017528047 A5 JP2017528047 A5 JP 2017528047A5 JP 2017504028 A JP2017504028 A JP 2017504028A JP 2017504028 A JP2017504028 A JP 2017504028A JP 2017528047 A5 JP2017528047 A5 JP 2017528047A5
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JP
Japan
Prior art keywords
filter
gain
window
input signal
peak
Prior art date
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Application number
JP2017504028A
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English (en)
Japanese (ja)
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JP2017528047A (ja
JP6374596B2 (ja
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Priority claimed from US14/444,612 external-priority patent/US9054928B1/en
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Publication of JP2017528047A publication Critical patent/JP2017528047A/ja
Publication of JP2017528047A5 publication Critical patent/JP2017528047A5/ja
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Publication of JP6374596B2 publication Critical patent/JP6374596B2/ja
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JP2017504028A 2014-07-28 2015-05-28 波高率低減 Active JP6374596B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/444,612 2014-07-28
US14/444,612 US9054928B1 (en) 2014-07-28 2014-07-28 Crest factor reduction
PCT/US2015/032833 WO2016018501A1 (en) 2014-07-28 2015-05-28 Crest factor reduction

Publications (3)

Publication Number Publication Date
JP2017528047A JP2017528047A (ja) 2017-09-21
JP2017528047A5 true JP2017528047A5 (enExample) 2018-07-05
JP6374596B2 JP6374596B2 (ja) 2018-08-15

Family

ID=53268022

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017504028A Active JP6374596B2 (ja) 2014-07-28 2015-05-28 波高率低減

Country Status (6)

Country Link
US (1) US9054928B1 (enExample)
EP (1) EP3175594B1 (enExample)
JP (1) JP6374596B2 (enExample)
KR (1) KR102227922B1 (enExample)
CN (1) CN106576088B (enExample)
WO (1) WO2016018501A1 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105119867A (zh) * 2015-08-27 2015-12-02 三维通信股份有限公司 一种适用于多制式多载波的cfr方法及通信装置
EP3395027B1 (en) * 2015-12-23 2020-02-05 Telefonaktiebolaget LM Ericsson (publ) Error scaling in crest factor reduction
US9595990B1 (en) 2016-05-18 2017-03-14 Xilinx, Inc. Circuit for and method of enabling the adaptation of an automatic gain control circuit
WO2018137175A1 (en) 2017-01-25 2018-08-02 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for crest factor reduction
US10623222B2 (en) 2018-08-30 2020-04-14 Xilinx, Inc. Vectorized peak detection for signal processing
CN109274345B (zh) * 2018-11-14 2023-11-03 上海艾为电子技术股份有限公司 一种信号处理方法、装置和系统
CN113852582A (zh) * 2021-09-16 2021-12-28 深圳市兆驰数码科技股份有限公司 自适应窗长的波峰因子降低方法、系统及存储介质
US11770284B1 (en) 2022-05-23 2023-09-26 Meta Platforms, Inc. Per carrier scaling of a cancellation pulse of a multi-carrier signal

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5638403A (en) * 1995-04-28 1997-06-10 Motorola, Inc. Low-splatter peak-to-average signal reduction with interpolation
EP1472786A2 (en) * 2002-01-24 2004-11-03 Koninklijke Philips Electronics N.V. A method for decreasing the dynamic range of a signal and electronic circuit
US7697591B2 (en) * 2002-08-26 2010-04-13 Texas Instruments Incorporated Crest factor reduction processor for wireless communications
US7013161B2 (en) * 2002-09-24 2006-03-14 Nortel Networks Limited Peak power reduction using windowing and filtering
US20060029158A1 (en) * 2002-11-29 2006-02-09 Dietmar Lipka Amplitude peak cancellation
DE10320917A1 (de) * 2003-05-09 2004-12-09 Infineon Technologies Ag Verfahren und Schaltung zur Crestfaktor-Reduzierung
KR20050087893A (ko) * 2004-02-27 2005-09-01 삼성전자주식회사 코드분할 다중접속 이동통신 시스템에서의 피크 전력 대평균전력 비 감소 장치 및 방법
JP4823013B2 (ja) 2006-10-18 2011-11-24 株式会社日立製作所 ピークファクタ低減装置およびベースバンド信号処理装置
US7616710B2 (en) 2004-12-08 2009-11-10 Electronics And Telecommunications Research Institute Frequency offset estimating method and receiver employing the same
JP2006174364A (ja) * 2004-12-20 2006-06-29 Fujitsu Ltd マルチキャリア信号送信装置、マルチキャリア信号受信装置、マルチキャリア信号送信方法、マルチキャリア信号受信方法、及び通信システム
US7634024B2 (en) * 2005-01-31 2009-12-15 Agere Systems Inc. Adaptive peak windowing for crest factor reduction in a communication system transmitter
JP4750592B2 (ja) * 2006-03-17 2011-08-17 富士通株式会社 ピーク抑圧方法、ピーク抑圧装置、無線送信装置
JP4625434B2 (ja) * 2006-08-10 2011-02-02 株式会社日立国際電気 送信機
US8369809B2 (en) * 2007-07-27 2013-02-05 Netlogic Microsystems, Inc. Crest factor reduction
US8259846B2 (en) * 2008-07-30 2012-09-04 Motorola Mobility Llc Apparatus and method for generating a multicarrier communication signal having a reduced crest factor
KR101452379B1 (ko) 2008-10-28 2014-10-23 삼성전자주식회사 이동통신 시스템에서 디지털 상향 변환기 장치 및 그 동작 방법
JP5146890B2 (ja) * 2008-12-22 2013-02-20 日本電気株式会社 電力制限回路
US8265196B2 (en) * 2008-12-23 2012-09-11 Texas Instruments Incorporated Noise injection circuit and method for signal processing

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