CA3009761C - Multi-beam crest factor reduction - Google Patents

Multi-beam crest factor reduction Download PDF

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Publication number
CA3009761C
CA3009761C CA3009761A CA3009761A CA3009761C CA 3009761 C CA3009761 C CA 3009761C CA 3009761 A CA3009761 A CA 3009761A CA 3009761 A CA3009761 A CA 3009761A CA 3009761 C CA3009761 C CA 3009761C
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CA
Canada
Prior art keywords
signals
cfr
signal
beam signals
magnitudes
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Active
Application number
CA3009761A
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English (en)
French (fr)
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CA3009761A1 (en
Inventor
Chris Tsun Kit Ng
Ramesh CHEMBIL-PALAT
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Nec Advanced Networks Inc
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Nec Advanced Networks Inc
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Publication of CA3009761A1 publication Critical patent/CA3009761A1/en
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Publication of CA3009761C publication Critical patent/CA3009761C/en
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Classifications

    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H03F1/3282—Acting on the phase and the amplitude of the input signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/336—A I/Q, i.e. phase quadrature, modulator or demodulator being used in an amplifying circuit
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B2001/0408—Circuits with power amplifiers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Radio Transmission System (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Mobile Radio Communication Systems (AREA)
CA3009761A 2015-12-29 2016-12-22 Multi-beam crest factor reduction Active CA3009761C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201562272269P 2015-12-29 2015-12-29
US62/272,269 2015-12-29
PCT/US2016/068174 WO2017116929A1 (en) 2015-12-29 2016-12-22 Multi-beam crest factor reduction

Publications (2)

Publication Number Publication Date
CA3009761A1 CA3009761A1 (en) 2017-07-06
CA3009761C true CA3009761C (en) 2024-06-11

Family

ID=57758834

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3009761A Active CA3009761C (en) 2015-12-29 2016-12-22 Multi-beam crest factor reduction

Country Status (7)

Country Link
US (1) US10084630B2 (enExample)
EP (1) EP3398256A1 (enExample)
JP (1) JP7083311B2 (enExample)
KR (1) KR102673458B1 (enExample)
CN (1) CN108702163B (enExample)
CA (1) CA3009761C (enExample)
WO (1) WO2017116929A1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018147775A1 (en) * 2017-02-08 2018-08-16 Telefonaktiebolaget Lm Ericsson (Publ) Method and arrangement for signal distortion mitigation
US10594530B2 (en) * 2018-05-29 2020-03-17 Qualcomm Incorporated Techniques for successive peak reduction crest factor reduction
WO2019231381A1 (en) * 2018-06-01 2019-12-05 Telefonaktiebolaget Lm Ericsson (Publ) Ultra-wideband crest factor reduction
WO2020158040A1 (ja) * 2019-01-31 2020-08-06 三菱電機株式会社 衛星送信機および中継衛星通信システム
FI20195895A1 (en) 2019-10-16 2021-04-17 Nokia Solutions & Networks Oy Distribution of limiting noise between bands
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
US11689343B2 (en) * 2020-04-15 2023-06-27 Qualcomm Incorporated Peak suppression information multiplexing on downlink shared channel
KR20230000189A (ko) * 2021-06-24 2023-01-02 주식회사 쏠리드 통신 장치 및 그 cfr 처리 방법
US12401557B2 (en) * 2022-09-01 2025-08-26 Qualcomm Incorporated Techniques for waveform compression
US12212441B2 (en) * 2023-01-24 2025-01-28 Qualcomm Incorporated Spectrum management for crest factor reduction distortion

Family Cites Families (22)

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Publication number Priority date Publication date Assignee Title
WO2004051952A1 (en) * 2002-11-29 2004-06-17 Telefonaktiebolaget Lm Ericsson (Publ) Amplitude peak cancellation
AU2002360071A1 (en) * 2002-12-20 2004-07-14 Telefonaktiebolaget Lm Ericsson (Publ) Peak power limitation in an amplifier pooling scenario
US7634024B2 (en) * 2005-01-31 2009-12-15 Agere Systems Inc. Adaptive peak windowing for crest factor reduction in a communication system transmitter
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
US8068558B2 (en) * 2008-12-17 2011-11-29 Nortel Networks Limited Selective peak power reduction
JP5291668B2 (ja) * 2010-01-13 2013-09-18 株式会社エヌ・ティ・ティ・ドコモ 送信機及びｍｉｍｏ多重伝送方法
CN102299883B (zh) * 2010-06-24 2014-02-19 大唐移动通信设备有限公司 一种宽频信号波峰削除方法及装置
TR201807974T4 (tr) 2010-07-01 2018-06-21 Blue Danube Systems Inc Uygun maliyetli, aktif anten dizilimleri.
US8599961B2 (en) * 2010-10-14 2013-12-03 KATREIN-Werke KG Crest factor reduction method and circuit for a multi-carrier signal
CN103733527B (zh) 2011-04-07 2015-10-07 蓝色多瑙河系统公司 在无线系统中实现高平均频谱效率的技术
KR102207599B1 (ko) * 2011-10-27 2021-01-26 인텔 코포레이션 블록 기반 파고율 저감
WO2013094106A1 (ja) * 2011-12-19 2013-06-27 日本電気株式会社 送信装置および無線信号送信方法
EP2748998B1 (en) * 2012-02-22 2018-08-01 Telefonaktiebolaget LM Ericsson (publ) Device and method for controlling an input signal of a power amplifier
JP2014175818A (ja) * 2013-03-08 2014-09-22 Hitachi Ltd ピークファクタ低減装置及び無線送信機
US9203497B2 (en) * 2013-05-10 2015-12-01 Samsung Electronics Co., Ltd. Apparatus and method for selecting transmit and receive beam in a wireless communication system
US9331882B2 (en) * 2013-06-05 2016-05-03 Telefonaktiebolaget L M Ericsson (Publ) Crest factor reduction of carrier aggregated signals
GB2519361B (en) * 2013-10-21 2015-09-16 Nujira Ltd Reduced bandwidth of signal in an envelope path for envelope tracking system
US9209841B2 (en) * 2014-01-28 2015-12-08 Scintera Networks Llc Adaptively controlled digital pre-distortion in an RF power amplifier using an integrated signal analyzer with enhanced analog-to-digital conversion
US9461697B2 (en) * 2014-02-27 2016-10-04 Scintera Networks Llc In-service monitoring and cancellation of passive intermodulation interferences
US9485129B1 (en) * 2014-07-07 2016-11-01 Altera Corporation Multi-standard peak canceling circuitry
JP2016144120A (ja) * 2015-02-04 2016-08-08 富士通株式会社 無線装置
CN104917556B (zh) * 2015-04-16 2017-12-08 北京理工大学 一种基于超高速dac的同步多波束信号生成方法

Also Published As

Publication number Publication date
WO2017116929A1 (en) 2017-07-06
KR20180099808A (ko) 2018-09-05
CN108702163A (zh) 2018-10-23
KR102673458B1 (ko) 2024-06-10
JP2019509654A (ja) 2019-04-04
CA3009761A1 (en) 2017-07-06
EP3398256A1 (en) 2018-11-07
US20170187560A1 (en) 2017-06-29
US10084630B2 (en) 2018-09-25
JP7083311B2 (ja) 2022-06-10
CN108702163B (zh) 2020-07-10

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