WO2015061963A8 - 无线全双工系统的数字干扰抵消装置和方法及收发信机 - Google Patents

无线全双工系统的数字干扰抵消装置和方法及收发信机 Download PDF

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Publication number
WO2015061963A8
WO2015061963A8 PCT/CN2013/086137 CN2013086137W WO2015061963A8 WO 2015061963 A8 WO2015061963 A8 WO 2015061963A8 CN 2013086137 W CN2013086137 W CN 2013086137W WO 2015061963 A8 WO2015061963 A8 WO 2015061963A8
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WO
WIPO (PCT)
Prior art keywords
digital
signal
interference cancellation
transceiver
interference
Prior art date
Application number
PCT/CN2013/086137
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English (en)
French (fr)
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WO2015061963A1 (zh
Inventor
陈特彦
刘晟
程宏
Original Assignee
华为技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Priority to CN201380075975.4A priority Critical patent/CN105229981B/zh
Priority to PCT/CN2013/086137 priority patent/WO2015061963A1/zh
Priority to EP13896680.9A priority patent/EP3065361B1/en
Publication of WO2015061963A1 publication Critical patent/WO2015061963A1/zh
Publication of WO2015061963A8 publication Critical patent/WO2015061963A8/zh

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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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/50—Circuits using different frequencies for the two directions of communication
    • H04B1/52—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
    • H04B1/525—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa with means for reducing leakage of transmitter signal into the receiver

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

Abstract

公开一种数字干扰抵消装置，包括：第一干扰抵消模块接收收发信机输出的数字发射信号作为数字基带参考信号，利用所述数字基带参考信号重构第一自干扰信号，用接收自收发信机的数字接收信号减去第一自干扰信号，得到第一级干扰抵消后的数字接收信号；第二干扰抵消模块接收收发信机输出的数字发射信号作为数字基带参考信号，利用所述数字基带参考信号重构第二自干扰信号，用第一级干扰抵消后的数字接收信号减去第二自干扰信号，得到第二级干扰抵消后的数字接收信号。本发明实施例还公开了一种数字干扰抵消方法、无线全双工系统及收发信机。采用本发明实施例，能够在复杂的通信环境中，有效的消除数字接收信号中的自干扰信号。
PCT/CN2013/086137 2013-10-29 2013-10-29 无线全双工系统的数字干扰抵消装置和方法及收发信机 WO2015061963A1 (zh)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201380075975.4A CN105229981B (zh) 2013-10-29 2013-10-29 无线全双工系统的数字干扰抵消装置和方法及收发信机
PCT/CN2013/086137 WO2015061963A1 (zh) 2013-10-29 2013-10-29 无线全双工系统的数字干扰抵消装置和方法及收发信机
EP13896680.9A EP3065361B1 (en) 2013-10-29 2013-10-29 Digital interference cancellation apparatus and method for wireless full duplex system and transceiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2013/086137 WO2015061963A1 (zh) 2013-10-29 2013-10-29 无线全双工系统的数字干扰抵消装置和方法及收发信机

Publications (2)

Publication Number Publication Date
WO2015061963A1 WO2015061963A1 (zh) 2015-05-07
WO2015061963A8 true WO2015061963A8 (zh) 2015-07-16

Family

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PCT/CN2013/086137 WO2015061963A1 (zh) 2013-10-29 2013-10-29 无线全双工系统的数字干扰抵消装置和方法及收发信机

Country Status (3)

Country Link
EP (1) EP3065361B1 (zh)
CN (1) CN105229981B (zh)
WO (1) WO2015061963A1 (zh)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108964811A (zh) * 2018-06-07 2018-12-07 珠海格力电器股份有限公司 一种应变测试系统及方法
CN108965175A (zh) * 2018-07-18 2018-12-07 电子科技大学 一种频域数字自干扰信号抵消中保护有用信号的方法
CN111865361B (zh) * 2019-04-25 2023-03-24 华为技术有限公司 一种全双工自干扰消除方法和装置
CN112543037B (zh) * 2019-09-20 2022-05-24 华为技术有限公司 一种通信设备、射频干扰消除方法及装置
CN111490954B (zh) * 2020-04-03 2021-08-10 武汉大学 信道脉冲响应的重要时延抽头选择方法及系统
CN114280966A (zh) * 2020-09-28 2022-04-05 深圳市德安通科技有限公司 基于高性能dtu模块的设备运行状态采集仪及其采集方法
CN114499736B (zh) * 2020-11-12 2024-03-08 晶晨半导体(上海)股份有限公司 去除WIFI系统spur干扰的方法、计算机存储介质和宽带系统
CN113315531B (zh) * 2021-05-25 2022-04-08 之江实验室 一种同时同频全双工信号接收方法
TWI790000B (zh) * 2021-11-18 2023-01-11 立積電子股份有限公司 都卜勒雷達裝置及其窄頻干擾抑制方法
CN116346151A (zh) * 2021-12-15 2023-06-27 中兴通讯股份有限公司 通信收发器、信号收发方法、电子设备及存储介质

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CA2267714A1 (en) * 1998-05-13 1999-11-13 Lucent Technologies Inc. Method and apparatus to reduce transmitter overload of a transmit scanning receiver
CN1855906A (zh) * 2005-04-25 2006-11-01 瑞昱半导体股份有限公司 多载波通讯系统及其通讯方法
JP4208088B2 (ja) * 2006-03-31 2009-01-14 国立大学法人東京工業大学 無線通信装置及び無線通信方法
US8290100B2 (en) * 2006-08-08 2012-10-16 Qualcomm Incorporated Interference detection and mitigation
US7720185B2 (en) * 2006-11-06 2010-05-18 Qualcomm Incorporated Narrow-band interference canceller
CN101420246B (zh) * 2008-11-21 2013-09-11 华为技术有限公司 一种收发信机抵消发射干扰的方法、设备及收发信机
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CN103338172B (zh) * 2013-07-24 2015-11-11 电子科技大学 一种多径环境下同时同频全双工自干扰抵消方法

Also Published As

Publication number Publication date
CN105229981A (zh) 2016-01-06
EP3065361A4 (en) 2016-11-02
EP3065361A1 (en) 2016-09-07
CN105229981B (zh) 2018-12-14
WO2015061963A1 (zh) 2015-05-07
EP3065361B1 (en) 2019-05-29

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