CN110235376A - 一种无源互调pim消除方法、装置及基站 - Google Patents

一种无源互调pim消除方法、装置及基站 Download PDF

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Publication number
CN110235376A
CN110235376A CN201680089684.4A CN201680089684A CN110235376A CN 110235376 A CN110235376 A CN 110235376A CN 201680089684 A CN201680089684 A CN 201680089684A CN 110235376 A CN110235376 A CN 110235376A
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signal
back information
network equipment
information
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CN110235376B (zh
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姜勇
吕佳
肖宇翔
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • 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
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/12—Neutralising, balancing, or compensation arrangements
    • H04B1/123—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means
    • 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
    • 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
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
    • H04B1/1036—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal with automatic suppression of narrow band noise or interference, e.g. by using tuneable notch filters
    • 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
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/109—Means associated with receiver for limiting or suppressing noise or interference by improving strong signal performance of the receiver when strong unwanted signals are present at the receiver input
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices
    • H04W88/085—Access point devices with remote components
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/14—Backbone network devices
    • 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
    • H04B2001/0425—Circuits with power amplifiers with linearisation using predistortion
    • 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
    • H04B2001/0433—Circuits with power amplifiers with linearisation using feedback

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

一种无源互调PIM消除方法、装置及基站，包括：网络设备接收N个回传信息，一个所述回传信息包含一个发射通道中的各个载波的初始相位信息，其中N为大于等于1的整数；所述网络设备根据所述N个回传信息消除所述网络设备的接收通道中的接收信号的PIM。

Description

PCT国内申请，说明书已公开。

Claims (17)

  1. PCT国内申请，权利要求书已公开。
CN201680089684.4A 2016-09-30 2016-09-30 一种无源互调pim消除方法、装置及基站 Active CN110235376B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2016/101285 WO2018058619A1 (zh) 2016-09-30 2016-09-30 一种无源互调pim消除方法、装置及基站

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CN110235376A true CN110235376A (zh) 2019-09-13
CN110235376B CN110235376B (zh) 2021-06-01

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US (1) US11121734B2 (zh)
EP (1) EP3509223B1 (zh)
CN (1) CN110235376B (zh)
MX (1) MX2019003554A (zh)
WO (1) WO2018058619A1 (zh)

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CN113038591A (zh) * 2021-05-25 2021-06-25 南京典格通信科技有限公司 基于时延校准算法的通信系统中无源互调干扰消除方法

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US11432298B2 (en) * 2019-11-25 2022-08-30 Solid, Inc. Communication device and method of operation thereof
US11956111B2 (en) * 2020-02-14 2024-04-09 Huawei Technologies Co., Ltd. Multi-rate crest factor reduction
US11996879B2 (en) * 2020-03-18 2024-05-28 Telefonaktiebolaget Lm Ericsson (Publ) Removal of passive intermodulation in antenna systems
WO2023196263A1 (en) * 2022-04-03 2023-10-12 Maxlinear, Inc. Receiver sensitivity improvement by passive intermodulation cancellation

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US5930678A (en) * 1996-05-13 1999-07-27 Lucent Technologies Inc Intermodulation distortion reduction method and apparatus
CN103858355A (zh) * 2013-12-17 2014-06-11 华为技术有限公司 降低互调干扰的方法和设备
CN103944594A (zh) * 2014-05-05 2014-07-23 浙江大学 基于初始相位控制的无源互调发生点的定位方法及其系统
CN104283580A (zh) * 2014-09-30 2015-01-14 上海华为技术有限公司 射频模块的无源互调pim干扰抵消方法及相关装置

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CN102377477B (zh) * 2010-08-27 2015-01-21 华为技术有限公司 基带信号传输方法和装置
DE102010046099A1 (de) * 2010-09-21 2012-03-22 Rohde & Schwarz Gmbh & Co. Kg Verfahren und System zur Ermittlung des Entstehungsortes von passiven Intermodulationsprodukten
EP2710740A1 (en) * 2011-05-20 2014-03-26 Telefonaktiebolaget LM Ericsson (PUBL) Dynamic cancellation of passive intermodulation interference
GB2510997B (en) 2012-05-21 2014-11-05 Aceaxis Ltd Detection of Intermodulation Products in a Wireless Network
US8890619B2 (en) * 2012-08-02 2014-11-18 Telefonaktiebolaget L M Ericsson (Publ) PIM compensation in a receiver
CN103841666B (zh) 2012-11-21 2018-09-07 华为技术有限公司 基站及其信号回传的方法、设备
CN104244311B (zh) 2013-06-09 2017-09-15 中国移动通信集团公司 天馈系统的无源互调性能测试方法和装置
US10281939B2 (en) * 2014-02-17 2019-05-07 Commscope Technologies Llc Methods and equipment for reducing power loss in cellular systems
CN104185271B (zh) * 2014-07-18 2017-09-29 浙江大学 一种针对于多个无源互调发生点的识别和定位方法
CN104486282B (zh) * 2014-12-15 2018-02-13 成都康特数字广播电视设备有限公司 射频多载波互调抑制装置
US20160380668A1 (en) * 2015-06-26 2016-12-29 Fujitsu Limited Communication device and receiving method
CN105306405B (zh) * 2015-09-10 2018-10-26 北京理工大学 一种无源互调信号时延、频率和相位估计装置与方法
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CN103858355A (zh) * 2013-12-17 2014-06-11 华为技术有限公司 降低互调干扰的方法和设备
CN103944594A (zh) * 2014-05-05 2014-07-23 浙江大学 基于初始相位控制的无源互调发生点的定位方法及其系统
CN104283580A (zh) * 2014-09-30 2015-01-14 上海华为技术有限公司 射频模块的无源互调pim干扰抵消方法及相关装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113038591A (zh) * 2021-05-25 2021-06-25 南京典格通信科技有限公司 基于时延校准算法的通信系统中无源互调干扰消除方法

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US20190229760A1 (en) 2019-07-25
EP3509223A4 (en) 2019-09-18
US11121734B2 (en) 2021-09-14
CN110235376B (zh) 2021-06-01
WO2018058619A1 (zh) 2018-04-05
EP3509223B1 (en) 2023-02-22
EP3509223A1 (en) 2019-07-10
MX2019003554A (es) 2019-08-12

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