CN105190349A - 定位方法及定位装置 - Google Patents

定位方法及定位装置 Download PDF

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Publication number
CN105190349A
CN105190349A CN201480000102.1A CN201480000102A CN105190349A CN 105190349 A CN105190349 A CN 105190349A CN 201480000102 A CN201480000102 A CN 201480000102A CN 105190349 A CN105190349 A CN 105190349A
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China
Prior art keywords
signal
frequency domain
index value
intermediate frequency
time domain
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CN201480000102.1A
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English (en)
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CN105190349B (zh
Inventor
张阳
刘劲楠
王悦
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Guangdong Gaohang Intellectual Property Operation Co ltd
Huzhou You Yan Intellectual Property Service Co ltd
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Huawei Technologies Co Ltd
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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
    • G01S5/10—Position of receiver fixed by co-ordinating a plurality of position lines defined by path-difference measurements, e.g. omega or decca systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
    • G01S5/0205—Details
    • G01S5/0221—Receivers

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

本发明涉及一种定位方法及定位装置，该定位方法包括：接收端分别从各个发射端接收已知序列信号；接收端将各个已知序列信号和接收信号分别进行快速傅里叶变换FFT，已知序列信号FFT后得到的为第一频域信号，接收信号FFT后得到的为第二频域信号；将第二频域信号分别与各个第一频域信号相乘，对应得到各个中间频域信号；对各个中间频域信号进行运算，得到各个中间频域信号对应的时延；根据各个中间频域信号对应的时延，确定接收端的位置。在每一次迭代的过程中，对中间频域信号进行分组并排除时域上的索引值，直至迭代终止，结合原始域降采样变换域折叠的性质，确定时延，降低了定位的复杂度。

Description

PCT国内申请，说明书已公开。

Claims (1)

  1. PCT国内申请，权利要求书已公开。
CN201480000102.1A 2014-03-17 2014-03-17 定位方法及定位装置 Active CN105190349B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2014/073540 WO2015139181A1 (zh) 2014-03-17 2014-03-17 定位方法及定位装置

Publications (2)

Publication Number Publication Date
CN105190349A true CN105190349A (zh) 2015-12-23
CN105190349B CN105190349B (zh) 2017-07-28

Family

ID=54143616

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201480000102.1A Active CN105190349B (zh) 2014-03-17 2014-03-17 定位方法及定位装置

Country Status (2)

Country Link
CN (1) CN105190349B (zh)
WO (1) WO2015139181A1 (zh)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1360804A (zh) * 1999-05-06 2002-07-24 塞－洛克公司 无线定位系统
CN1383492A (zh) * 2000-04-25 2002-12-04 皇家菲利浦电子有限公司 用于定位系统的到达时间估算
CN102625448A (zh) * 2012-03-21 2012-08-01 北京交通大学 一种lte系统中tdoa定位改进方法
US20120214512A1 (en) * 2011-02-22 2012-08-23 Telefonaktiebolaget L M Ericsson (Publ) Positioning Devices and Methods in Cellular Communication Systems

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1360804A (zh) * 1999-05-06 2002-07-24 塞－洛克公司 无线定位系统
CN1383492A (zh) * 2000-04-25 2002-12-04 皇家菲利浦电子有限公司 用于定位系统的到达时间估算
US20120214512A1 (en) * 2011-02-22 2012-08-23 Telefonaktiebolaget L M Ericsson (Publ) Positioning Devices and Methods in Cellular Communication Systems
CN102625448A (zh) * 2012-03-21 2012-08-01 北京交通大学 一种lte系统中tdoa定位改进方法

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
MARIUS SIRBU ET AL.: "《A NOVEL METHOD FOR TIME DELAY ACQUISITION IN SATELLITE NAVIGATION》", 《ISSSTA2004》 *
原亮 等: "《卫星导航设备组合时延测试方法研究》", 《中国科学：物理学 力学 天文学》 *

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Publication number Publication date
CN105190349B (zh) 2017-07-28
WO2015139181A1 (zh) 2015-09-24

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