KR101628887B1 - 다중 캐리어 변조 수신기에서의 채널 추정 및 최대전력 대 평균전력 비 감소 - Google Patents

다중 캐리어 변조 수신기에서의 채널 추정 및 최대전력 대 평균전력 비 감소 Download PDF

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KR101628887B1
KR101628887B1 KR1020117014238A KR20117014238A KR101628887B1 KR 101628887 B1 KR101628887 B1 KR 101628887B1 KR 1020117014238 A KR1020117014238 A KR 1020117014238A KR 20117014238 A KR20117014238 A KR 20117014238A KR 101628887 B1 KR101628887 B1 KR 101628887B1
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papr
signal
carrier
ofdm
values
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KR20110095907A (ko
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라비키란 라자고팔
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어드밴스드 마이크로 디바이시즈, 인코포레이티드
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0226—Channel estimation using sounding signals sounding signals per se
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • 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
    • 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
    • H04L27/262—Reduction thereof by selection of pilot symbols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
    • 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
    • H04L27/2626—Arrangements specific to the transmitter only
    • 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
    • H04L27/2647—Arrangements specific to the receiver only
    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020117014238A 2008-11-20 2009-11-13 다중 캐리어 변조 수신기에서의 채널 추정 및 최대전력 대 평균전력 비 감소 Active KR101628887B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US11653308P 2008-11-20 2008-11-20
US61/116,533 2008-11-20
US12/415,747 2009-03-31
US12/415,747 US8306148B2 (en) 2008-11-20 2009-03-31 Method to reduce peak to average power ratio in multi-carrier modulation receivers

Publications (2)

Publication Number Publication Date
KR20110095907A KR20110095907A (ko) 2011-08-25
KR101628887B1 true KR101628887B1 (ko) 2016-06-09

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Country Status (6)

Country Link
US (3) US8306148B2 (https=)
EP (2) EP2557750B1 (https=)
JP (2) JP5984392B2 (https=)
KR (1) KR101628887B1 (https=)
CN (2) CN102292947A (https=)
WO (1) WO2010059521A2 (https=)

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WO2013070651A1 (en) * 2011-11-10 2013-05-16 Marvell World Trade Ltd. Channel estimation with decision feedback
US20140334421A1 (en) * 2011-12-07 2014-11-13 Drexel University Joint bit loading and symbol rotation scheme for multi-carrier systems in siso and mimo links
CN102932289B (zh) * 2012-09-07 2015-07-15 重庆邮电大学 Ofdm系统中基于循环移位估计移位个数及信道响应的方法
US9350587B1 (en) 2012-11-30 2016-05-24 Marvell International Ltd. System and method for timing error estimation
JP5892073B2 (ja) * 2013-01-15 2016-03-23 アイコム株式会社 通信機および通信方法
US8798181B1 (en) * 2013-01-15 2014-08-05 John David Terry Method and apparatus for controlling multi-dimensional peak-to-average-power-ratio (PAPR) with constraints
CN104301897A (zh) * 2013-07-18 2015-01-21 华为技术有限公司 降低小区干扰的方法及装置
KR101799276B1 (ko) 2013-09-27 2017-11-20 엘지전자 주식회사 방송 신호 송신 장치, 방송 신호 수신 장치, 방송 신호 송신 방법 및 방송 신호 수신 방법
FR3013928B1 (fr) * 2013-11-28 2015-12-25 Commissariat Energie Atomique Methode d'estimation de canal pour systeme de telecommunication fbmc
CN103618687B (zh) * 2013-12-03 2017-03-22 东南大学 一种拥有低峰均功率比的无线光正交多载波通信方法
EP3089417A1 (en) * 2015-04-30 2016-11-02 Thomson Licensing Apparatus and method for reducing peak to average power ratio in a signal
EP3289744A2 (en) * 2015-04-30 2018-03-07 Thomson Licensing Selecting angular active constellation extension for non-square constellations and extension along x or y axis for square constellations
WO2016200188A1 (en) * 2015-06-09 2016-12-15 Samsung Electronics Co., Ltd. Method for determining reserved tones and transmitter for performing papr reduction using tone reservation
KR102597582B1 (ko) * 2015-06-09 2023-11-03 삼성전자주식회사 예약 톤 설계 방법 및 톤 예약 방식을 이용하여 papr 저감을 수행하는 송신기
KR101833041B1 (ko) * 2015-06-09 2018-02-27 삼성전자주식회사 예약 톤 설계 방법 및 톤 예약 방식을 이용하여 papr 저감을 수행하는 송신기
US10122560B2 (en) * 2015-10-16 2018-11-06 Kabushiki Kaisha Toshiba Tree search tone reservation for PAPR reduction in OFDM systems
WO2017078607A1 (en) * 2015-11-06 2017-05-11 Telefonaktiebolaget Lm Ericsson (Publ) Processing a constant amplitude sequence for transmission
US10103917B2 (en) * 2016-02-05 2018-10-16 Maxlinear, Inc. Peak to average power ratio reduction in multichannel digital front-ends (DFES)
TW201924294A (zh) * 2017-11-16 2019-06-16 財團法人資訊工業策進會 基於正交分頻多工的基頻處理裝置與基頻處理方法
CN108566355B (zh) * 2018-04-24 2020-09-01 西安邮电大学 一种离散多音调制系统峰均比降低算法
US11812453B2 (en) * 2020-05-15 2023-11-07 Qualcomm Incorporated Bandwidth-efficient utilization of peak reduction tone resource
US11916702B2 (en) * 2021-12-20 2024-02-27 Qualcomm Incorporated Tone reservation for digital post distortion
CN117354109A (zh) * 2022-06-29 2024-01-05 华为技术有限公司 一种通信方法及通信装置
CN120455229B (zh) * 2025-05-29 2026-01-13 暨南大学 一种基于深度学习的仿射频分复用峰均功率比降低方法及系统

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WO2008020791A1 (en) 2006-08-18 2008-02-21 Telefonaktiebolaget Lm Ericsson (Publ) Method and arrangement relating to the insertion of pilot tones in the frequency domain in sc-fdma

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JP2015092756A (ja) 2015-05-14
CN102292947A (zh) 2011-12-21
EP2557750B1 (en) 2016-11-02
US20130058440A1 (en) 2013-03-07
EP2359559A2 (en) 2011-08-24
WO2010059521A3 (en) 2011-03-31
JP2012509645A (ja) 2012-04-19
JP5926825B2 (ja) 2016-05-25
US20100124293A1 (en) 2010-05-20
KR20110095907A (ko) 2011-08-25
US8625715B2 (en) 2014-01-07
WO2010059521A2 (en) 2010-05-27
JP5984392B2 (ja) 2016-09-07
US8306148B2 (en) 2012-11-06
CN103634243A (zh) 2014-03-12
EP2557750A1 (en) 2013-02-13
US20100124296A1 (en) 2010-05-20
US8644401B2 (en) 2014-02-04
CN103634243B (zh) 2017-08-11

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