WO2018161681A8 - 一种波束旁瓣抑制的方法及装置 - Google Patents

一种波束旁瓣抑制的方法及装置 Download PDF

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Publication number
WO2018161681A8
WO2018161681A8 PCT/CN2017/117522 CN2017117522W WO2018161681A8 WO 2018161681 A8 WO2018161681 A8 WO 2018161681A8 CN 2017117522 W CN2017117522 W CN 2017117522W WO 2018161681 A8 WO2018161681 A8 WO 2018161681A8
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WO
WIPO (PCT)
Prior art keywords
suppression
sidelobe
forming
forming weight
determining
Prior art date
Application number
PCT/CN2017/117522
Other languages
English (en)
French (fr)
Other versions
WO2018161681A1 (zh
Inventor
付杰尉
刘重军
Original Assignee
京信通信系统（中国）有限公司
京信通信系统（广州）有限公司
京信通信技术(广州)有限公司
天津京信通信系统有限公司
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 京信通信系统（中国）有限公司, 京信通信系统（广州）有限公司, 京信通信技术(广州)有限公司, 天津京信通信系统有限公司 filed Critical 京信通信系统（中国）有限公司
Publication of WO2018161681A1 publication Critical patent/WO2018161681A1/zh
Publication of WO2018161681A8 publication Critical patent/WO2018161681A8/zh

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Classifications

    • 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
    • H04B7/0617—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 for beam forming
    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radar Systems Or Details Thereof (AREA)

Abstract

一种波束旁瓣抑制的方法及装置，首先根据主波束期望方向，确定智能天线的第一赋形权值；根据所述第一赋形权值，确定主波束赋形方向图；然后根据所述主波束赋形方向图，确定待抑制旁瓣的波束抑制特征量；其中，所述波束抑制特征量中的相位与所述待抑制旁瓣的相位相反；根据所述波束抑制特征量，确定第二赋形权值；最后根据所述第一赋形权值和所述第二赋形权值，生成所述智能天线的波束赋形权值。，通过副波束对应的第二赋形权值与主波对应的第一赋形权值的加权，达到抑制主波束旁瓣的效果，本发明实施例提供的旁瓣抑制方法不会展宽主瓣，实用性和可靠性较高。
PCT/CN2017/117522 2017-03-08 2017-12-20 一种波束旁瓣抑制的方法及装置 WO2018161681A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201710135404.5 2017-03-08
CN201710135404.5A CN107017931B (zh) 2017-03-08 2017-03-08 一种波束旁瓣抑制的方法及装置

Publications (2)

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WO2018161681A1 WO2018161681A1 (zh) 2018-09-13
WO2018161681A8 true WO2018161681A8 (zh) 2019-03-21

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CN (1) CN107017931B (zh)
WO (1) WO2018161681A1 (zh)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107017931B (zh) * 2017-03-08 2019-11-15 京信通信系统（中国）有限公司 一种波束旁瓣抑制的方法及装置
CN110609271B (zh) * 2019-10-29 2022-12-13 海鹰企业集团有限责任公司 一种基于空间变迹的波束旁瓣抑制方法
CN111366918A (zh) * 2020-02-13 2020-07-03 中国电子科技集团公司第二十九研究所 一种切旁瓣方法及装置
CN111293438B (zh) * 2020-02-20 2021-01-12 山东大学 一种基于均匀线阵宽带波束形成的栅瓣抑制方法及系统
CN113691479B (zh) * 2021-07-15 2023-05-23 中国电子科技集团公司第二十九研究所 一种信号消除旁瓣影响的方法、装置及可读存储介质
CN115842576B (zh) * 2023-02-10 2023-05-09 中国电子科技集团公司第二十九研究所 一种dbf副瓣抑制的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050003864A1 (en) * 2003-07-03 2005-01-06 Elliot Robert Douglas Antenna system
CN100492935C (zh) * 2005-04-28 2009-05-27 上海原动力通信科技有限公司 一种波束赋形方法
US9306270B2 (en) * 2011-01-28 2016-04-05 Kathrein-Werke Kg Antenna array and method for operating antenna array
CN104469803B (zh) * 2013-09-25 2017-12-19 普天信息技术有限公司 一种垂直波束调整方法及装置
CN107017931B (zh) * 2017-03-08 2019-11-15 京信通信系统（中国）有限公司 一种波束旁瓣抑制的方法及装置

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CN107017931A (zh) 2017-08-04
WO2018161681A1 (zh) 2018-09-13
CN107017931B (zh) 2019-11-15

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