CN114073012A - 互调干扰信号的重构方法和装置 - Google Patents

互调干扰信号的重构方法和装置 Download PDF

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CN114073012A
CN114073012A CN201980098178.5A CN201980098178A CN114073012A CN 114073012 A CN114073012 A CN 114073012A CN 201980098178 A CN201980098178 A CN 201980098178A CN 114073012 A CN114073012 A CN 114073012A
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sequence
frequency
frequency point
interference
intermodulation interference
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CN201980098178.5A
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CN114073012B (zh
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张治�
胡荣贻
邢金强
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)

Abstract

本申请部分实施例提供了一种互调干扰信号的重构方法，用于使用特定频段的多载波系统。该方法包括：获取(201)包含有用信号和互调干扰信号的数字下行信号；从包括产生互调干扰的各频点对应的幅值计算模型的模型库中选取(202)与有用信号所处的频段中各频点对应的幅值计算模型；基于基带形式的本地上行信号和选取的幅值计算模型，确定(203)互调干扰序列中各频点的幅值；基于互调干扰信道在各频点的增益和互调干扰序列中各频点的幅值，重构(204)互调干扰信号。

Description

PCT国内申请，说明书已公开。

Claims (21)

  1. PCT国内申请，权利要求书已公开。
CN201980098178.5A 2019-11-13 2019-11-13 互调干扰信号的重构方法和装置 Active CN114073012B (zh)

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PCT/CN2019/118230 WO2021092816A1 (zh) 2019-11-13 2019-11-13 互调干扰信号的重构方法和装置

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116436740A (zh) * 2023-06-15 2023-07-14 北京遥感设备研究所 一种轨道角动量模态间干扰抑制方法及系统

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113923091A (zh) * 2021-08-25 2022-01-11 珠海全志科技股份有限公司 基于相位加权的偏移干扰检测方法及装置
CN114710173B (zh) * 2022-05-27 2022-10-11 深圳市长丰影像器材有限公司 一种干扰信号过滤方法、装置、电子设备和存储介质
CN116319187B (zh) * 2023-02-20 2023-10-17 中国人民解放军军事科学院系统工程研究院 一种用于卫星物联网系统的数据处理方法及装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120140860A1 (en) * 2010-12-01 2012-06-07 Qualcomm Incorporated Non-linear adaptive scheme for cancellation of transmit out of band emissions
CN103986482A (zh) * 2014-05-27 2014-08-13 北京理工大学 一种基于自适应滤波的无源互调干扰抑制方法
CN107453782A (zh) * 2017-08-23 2017-12-08 北京银河信通科技有限公司 一种基于双时延估计的无源互调干扰对消系统及方法
CN107666361A (zh) * 2017-09-01 2018-02-06 廊坊银河信通科技有限公司 多载波无源互调干扰的自适应对消方法以及装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101793924B (zh) * 2009-10-30 2012-06-13 北京航空航天大学 一种射频接收机辐射互调抗扰度门限分析方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120140860A1 (en) * 2010-12-01 2012-06-07 Qualcomm Incorporated Non-linear adaptive scheme for cancellation of transmit out of band emissions
CN103986482A (zh) * 2014-05-27 2014-08-13 北京理工大学 一种基于自适应滤波的无源互调干扰抑制方法
CN107453782A (zh) * 2017-08-23 2017-12-08 北京银河信通科技有限公司 一种基于双时延估计的无源互调干扰对消系统及方法
CN107666361A (zh) * 2017-09-01 2018-02-06 廊坊银河信通科技有限公司 多载波无源互调干扰的自适应对消方法以及装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116436740A (zh) * 2023-06-15 2023-07-14 北京遥感设备研究所 一种轨道角动量模态间干扰抑制方法及系统
CN116436740B (zh) * 2023-06-15 2023-09-15 北京遥感设备研究所 一种轨道角动量模态间干扰抑制方法及系统

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CN114073012B (zh) 2024-04-02

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