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CN112703426A - 一种卫星信号处理方法及装置 - Google Patents

一种卫星信号处理方法及装置 Download PDF

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Publication number
CN112703426A
CN112703426A CN201880097581.1A CN201880097581A CN112703426A CN 112703426 A CN112703426 A CN 112703426A CN 201880097581 A CN201880097581 A CN 201880097581A CN 112703426 A CN112703426 A CN 112703426A
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China
Prior art keywords
satellite signal
signal
satellite
code phase
receiver
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CN201880097581.1A
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English (en)
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CN112703426B (zh
Inventor
王康
黄威
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Publication of CN112703426A publication Critical patent/CN112703426A/zh
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    • 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
    • G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/13—Receivers
    • G01S19/24—Acquisition or tracking or demodulation of signals transmitted by the system
    • G01S19/29—Acquisition or tracking or demodulation of signals transmitted by the system carrier including Doppler, related
    • 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
    • G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/13—Receivers
    • G01S19/24—Acquisition or tracking or demodulation of signals transmitted by the system
    • G01S19/30—Acquisition or tracking or demodulation of signals transmitted by the system code related
    • 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
    • G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/13—Receivers
    • G01S19/32—Multimode operation in a single same satellite system, e.g. GPS L1/L2

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

Abstract

一种卫星信号处理方法及装置，用于降低捕获卫星信号时的功耗，提高卫星搜索速度。该方法包括：在第一卫星信号被捕获后，跟踪锁定第一卫星信号，以获取第一卫星信号的第一信号参数，第一信号参数包括第一多普勒频移和第一码相位(S301)；根据第一信号参数确定与第一卫星信号同源的第二卫星信号的第二信号参数，第二信号参数包括第二多普勒频移和第二码相位(S302)；根据第二信号参数跟踪锁定第二卫星信号(S303)；根据锁定后的第一卫星信号和锁定后的第二卫星信号完成定位(S304)。

Description

PCT国内申请，说明书已公开。

Claims (18)

  1. PCT国内申请，权利要求书已公开。
CN201880097581.1A 2018-09-13 2018-09-13 一种卫星信号处理方法及装置 Active CN112703426B (zh)

Applications Claiming Priority (1)

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PCT/CN2018/105568 WO2020051850A1 (zh) 2018-09-13 2018-09-13 一种卫星信号处理方法及装置

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CN112703426A true CN112703426A (zh) 2021-04-23
CN112703426B CN112703426B (zh) 2024-01-16

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WO (1) WO2020051850A1 (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114296106A (zh) * 2021-11-24 2022-04-08 福建福大北斗通信科技有限公司 一种基于北斗三号的rdss信号捕获跟踪以及系统
CN115308778A (zh) * 2022-08-08 2022-11-08 芯与物(上海)技术有限公司 一种gnss弱信号快速捕获方法和装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4220232A4 (en) * 2020-10-15 2023-11-29 Huawei Technologies Co., Ltd. SATELLITE SIGNAL PROCESSING METHOD AND SATELLITE POSITIONING APPARATUS
CN112505730B (zh) * 2020-11-25 2022-04-01 中国电子科技集团公司第五十四研究所 一种卫星导航信号牵引中的多普勒参数估计方法
CN116430417A (zh) * 2023-04-23 2023-07-14 哈尔滨工业大学 一种适用于多星测控情境中的星地测距方法
EP4575581A1 (en) * 2023-12-19 2025-06-25 u-blox AG Method for aiding acquisition of a satellite signal and satellite receiver device
CN119805510B (zh) * 2024-11-19 2025-11-28 贵州电网有限责任公司 一种基于北斗卫星信号的双频信号并行捕获方法及系统
CN120178275B (zh) * 2025-05-20 2025-09-12 长沙金维集成电路股份有限公司 一种应用于多天线分集接收机的引导跟踪方法及系统
CN120178278B (zh) * 2025-05-21 2025-09-12 长沙金维集成电路股份有限公司 一种应用于多天线分集接收机的快速捕获方法及系统

Citations (2)

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WO2018009088A1 (en) * 2016-07-04 2018-01-11 Llc "Topcon Positioning Systems" Gnss positioning system and method using multiple processing threads
CN108519611A (zh) * 2018-03-01 2018-09-11 上海交通大学 基于gpu的北斗b1c/b1i双频并行多通道协同捕获方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018009088A1 (en) * 2016-07-04 2018-01-11 Llc "Topcon Positioning Systems" Gnss positioning system and method using multiple processing threads
CN108519611A (zh) * 2018-03-01 2018-09-11 上海交通大学 基于gpu的北斗b1c/b1i双频并行多通道协同捕获方法

Non-Patent Citations (3)

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CHUHAN WANG 等: "Asymmetric Dual-Band Tracking Technique for Optimal Joint Processing of BDS B1I and B1C Signals", SENSORS *
张武迅 等: "北斗B1C和B1I信号协同捕获算法研究", 第九届中国卫星导航学术年会论文集——S09用户终端技术 *
杨颖 等: "北斗三号B1I、B1C和B2a信号兼容捕获算法", 第九届中国卫星导航学术年会论文集——S09用户终端技术 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114296106A (zh) * 2021-11-24 2022-04-08 福建福大北斗通信科技有限公司 一种基于北斗三号的rdss信号捕获跟踪以及系统
CN115308778A (zh) * 2022-08-08 2022-11-08 芯与物(上海)技术有限公司 一种gnss弱信号快速捕获方法和装置

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CN112703426B (zh) 2024-01-16

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