CN101640660A - 生成具有降低波峰因子的多载波通信信号的装备和方法 - Google Patents
生成具有降低波峰因子的多载波通信信号的装备和方法 Download PDFInfo
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- 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
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US12/182,355 | 2008-07-30 | ||
US12/182,355 US8259846B2 (en) | 2008-07-30 | 2008-07-30 | Apparatus and method for generating a multicarrier communication signal having a reduced crest factor |
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CN101640660A true CN101640660A (zh) | 2010-02-03 |
CN101640660B CN101640660B (zh) | 2012-10-17 |
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CN2009101650792A Active CN101640660B (zh) | 2008-07-30 | 2009-07-30 | 生成具有降低波峰因子的多载波通信信号的装备和方法 |
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CN (1) | CN101640660B (zh) |
TW (1) | TWI479851B (zh) |
Cited By (8)
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WO2012048573A1 (zh) * | 2010-10-16 | 2012-04-19 | 中兴通讯股份有限公司 | 一种复载波调制方法、装置及系统 |
CN104660182A (zh) * | 2013-11-18 | 2015-05-27 | 台扬科技股份有限公司 | 通信装置及减小波峰因数的方法 |
CN106576088A (zh) * | 2014-07-28 | 2017-04-19 | 赛灵思公司 | 峰值因数抑制 |
CN106664273A (zh) * | 2014-08-15 | 2017-05-10 | 华为技术有限公司 | Mimo同信道全双工收发器中的干扰抵消 |
CN107637036A (zh) * | 2015-07-30 | 2018-01-26 | 华为技术有限公司 | 降低波峰因子 |
CN108702163A (zh) * | 2015-12-29 | 2018-10-23 | 蓝色多瑙河系统有限公司 | 多波束波峰因子降低 |
US10367670B2 (en) | 2017-01-25 | 2019-07-30 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for crest factor reduction |
WO2020029542A1 (en) * | 2018-08-08 | 2020-02-13 | Shenzhen GOODIX Technology Co., Ltd. | Crest factor reduction in power amplifier circuits |
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US8275319B2 (en) * | 2009-03-11 | 2012-09-25 | Broadcom Corporation | Processing of multi-carrier signals before power amplifier amplification |
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US8340210B2 (en) * | 2010-04-21 | 2012-12-25 | Samsung Electronics Co., Ltd. | Apparatus and method for crest factor reduction architecture |
US8619903B2 (en) | 2010-10-14 | 2013-12-31 | Kathrein-Werke Kg | Crest factor reduction for a multicarrier-signal with spectrally shaped single-carrier cancelation pulses |
US8599961B2 (en) * | 2010-10-14 | 2013-12-03 | KATREIN-Werke KG | Crest factor reduction method and circuit for a multi-carrier signal |
CN102457464B (zh) * | 2010-10-16 | 2016-02-10 | 中兴通讯股份有限公司 | 一种复载波解调方法和装置 |
WO2012092647A1 (en) * | 2011-01-04 | 2012-07-12 | James Cook University | A method and system for linearising a radio frequency transmitter |
US8548085B2 (en) * | 2011-06-17 | 2013-10-01 | Telefonaktiebolaget L M Ericsson (Publ) | Multi-carrier peak power reduction in frequency hopping systems |
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US9236899B2 (en) | 2013-06-05 | 2016-01-12 | Telefonaktiebolaget L M Ericsson (Publ) | Crest factor reduction of inter-band carrier aggregated signals |
US9331882B2 (en) | 2013-06-05 | 2016-05-03 | Telefonaktiebolaget L M Ericsson (Publ) | Crest factor reduction of carrier aggregated signals |
US9160594B1 (en) | 2014-07-28 | 2015-10-13 | Xilinx, Inc. | Peak detection in signal processing |
KR102262735B1 (ko) * | 2015-01-27 | 2021-06-09 | 한국전자통신연구원 | 시간 영역에서의 papr 감소를 위한 송신 신호 처리 방법 및 장치 |
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US10084629B2 (en) * | 2016-09-19 | 2018-09-25 | Intel IP Corporation | Device and method of peak-to-average power ratio (PAPR) reduction in accordance with a target out-of-band (OOB) emission spectrum |
WO2018133037A1 (en) * | 2017-01-20 | 2018-07-26 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for par reduction |
CN115299016A (zh) * | 2020-02-14 | 2022-11-04 | 华为技术有限公司 | 多速率波峰因子降低 |
CN115244846A (zh) * | 2020-03-24 | 2022-10-25 | 哲库科技有限公司 | 可配置波峰因子降低的装置和方法 |
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JP3462388B2 (ja) * | 1998-04-28 | 2003-11-05 | 松下電器産業株式会社 | 無線通信装置 |
US6236864B1 (en) * | 1998-11-27 | 2001-05-22 | Nortel Networks Limited | CDMA transmit peak power reduction |
JP3739985B2 (ja) * | 2000-01-31 | 2006-01-25 | 富士通株式会社 | 送信機利得安定化装置 |
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US7486738B2 (en) * | 2005-02-10 | 2009-02-03 | Samsung Electronics Co., Ltd. | Apparatus and method for reducing the crest factor of single carrier or multi-carrier signals |
KR100882529B1 (ko) * | 2005-04-20 | 2009-02-06 | 삼성전자주식회사 | 광대역 무선통신시스템에서 피크 전력 대 평균 전력비를감소하기 위한 장치 및 방법 |
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DE102005056954B4 (de) * | 2005-11-29 | 2014-09-25 | Lantiq Deutschland Gmbh | Schaltungsanordnung zur Reduktion eines Crestfaktors sowie Verfahren zur Reduzierung einer Signaldynamik |
US7742535B2 (en) | 2005-12-21 | 2010-06-22 | Powerwave Technologies, Inc. | Crest factor reduction system and method for OFDM transmission systems using selective sub-carrier degradation |
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-
2008
- 2008-07-30 US US12/182,355 patent/US8259846B2/en active Active
-
2009
- 2009-07-30 CN CN2009101650792A patent/CN101640660B/zh active Active
- 2009-07-30 TW TW098125720A patent/TWI479851B/zh active
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US8989310B2 (en) | 2010-10-16 | 2015-03-24 | Zte Corporation | Method, device and system for complex carrier modulation |
WO2012048573A1 (zh) * | 2010-10-16 | 2012-04-19 | 中兴通讯股份有限公司 | 一种复载波调制方法、装置及系统 |
CN104660182B (zh) * | 2013-11-18 | 2019-05-17 | 台扬科技股份有限公司 | 通信装置及减小波峰因数的方法 |
CN104660182A (zh) * | 2013-11-18 | 2015-05-27 | 台扬科技股份有限公司 | 通信装置及减小波峰因数的方法 |
CN106576088A (zh) * | 2014-07-28 | 2017-04-19 | 赛灵思公司 | 峰值因数抑制 |
CN106576088B (zh) * | 2014-07-28 | 2017-12-01 | 赛灵思公司 | 用于峰值因数抑制的系统和方法 |
CN106664273B (zh) * | 2014-08-15 | 2019-06-28 | 华为技术有限公司 | Mimo同信道全双工收发器中的干扰抵消 |
CN106664273A (zh) * | 2014-08-15 | 2017-05-10 | 华为技术有限公司 | Mimo同信道全双工收发器中的干扰抵消 |
CN107637036A (zh) * | 2015-07-30 | 2018-01-26 | 华为技术有限公司 | 降低波峰因子 |
CN107637036B (zh) * | 2015-07-30 | 2020-11-06 | 华为技术有限公司 | 一种降低波峰因子的方法、发射器及用户设备 |
CN108702163A (zh) * | 2015-12-29 | 2018-10-23 | 蓝色多瑙河系统有限公司 | 多波束波峰因子降低 |
US10367670B2 (en) | 2017-01-25 | 2019-07-30 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for crest factor reduction |
WO2020029542A1 (en) * | 2018-08-08 | 2020-02-13 | Shenzhen GOODIX Technology Co., Ltd. | Crest factor reduction in power amplifier circuits |
US10594269B2 (en) | 2018-08-08 | 2020-03-17 | Shenzhen GOODIX Technology Co., Ltd. | Crest factor reduction in power amplifier circuits |
Also Published As
Publication number | Publication date |
---|---|
US20100027690A1 (en) | 2010-02-04 |
CN101640660B (zh) | 2012-10-17 |
US8259846B2 (en) | 2012-09-04 |
TW201012143A (en) | 2010-03-16 |
TWI479851B (zh) | 2015-04-01 |
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