CN105765872A - 扩频信号的生成方法、生成装置、接收方法和接收装置 - Google Patents

扩频信号的生成方法、生成装置、接收方法和接收装置 Download PDF

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Publication number
CN105765872A
CN105765872A CN201480060796.8A CN201480060796A CN105765872A CN 105765872 A CN105765872 A CN 105765872A CN 201480060796 A CN201480060796 A CN 201480060796A CN 105765872 A CN105765872 A CN 105765872A
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spectrum signal
spread spectrum
spread
signal component
component
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CN105765872B (zh
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姚铮
陆明泉
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Tsinghua University
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Tsinghua University
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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
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7073—Synchronisation aspects
    • H04B1/7087—Carrier synchronisation aspects
    • 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
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
    • G01S1/04—Details
    • 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
    • G01S19/02—Details of the space or ground control segments
    • 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
    • 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
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0003—Code application, i.e. aspects relating to how codes are applied to form multiplexed channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)

Abstract

本申请提出了一种扩频信号的生成方法、生成装置、接收方法和接收装置。扩频信号的生成方法包括生成第一扩频信号分量和第二扩频信号分量，其中，所述第一扩频信号分量和所述第二扩频信号分量均包含扩频码和二进制副载波，所述第一扩频信号分量和所述第二扩频信号分量的扩频码相同，所述第一扩频信号分量和所述第二扩频信号分量的二进制副载波不同；将所述第一扩频信号分量和所述第二扩频信号分量调制到射频载波以生成扩频信号，其中，调制所述第一扩频信号分量的射频载波的相位与调制所述第二扩频信号分量的射频载波的相位不同。

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。
CN201480060796.8A 2013-12-06 2014-12-04 扩频信号的生成方法、生成装置、接收方法和接收装置 Active CN105765872B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201310655408.8A CN104702311B (zh) 2013-12-06 2013-12-06 扩频信号的生成方法、生成装置、接收方法和接收装置
CN2013106554088 2013-12-06
PCT/CN2014/093023 WO2015070820A1 (zh) 2013-12-06 2014-12-04 扩频信号的生成方法、生成装置、接收方法和接收装置

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CN105765872A true CN105765872A (zh) 2016-07-13
CN105765872B CN105765872B (zh) 2017-12-26

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US (1) US10027371B2 (zh)
EP (1) EP3079264B1 (zh)
JP (1) JP6511676B2 (zh)
KR (1) KR101906692B1 (zh)
CN (2) CN104702311B (zh)
AU (1) AU2014350696B2 (zh)
BR (1) BR112016011639B1 (zh)
CA (1) CA2929182C (zh)
HK (1) HK1222050A1 (zh)
MY (1) MY181355A (zh)
NZ (1) NZ721281A (zh)
RU (1) RU2658625C1 (zh)
WO (1) WO2015070820A1 (zh)

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CN107037448B (zh) * 2016-02-03 2019-10-15 清华大学 双频恒包络导航信号的生成方法和装置、接收方法和装置
CN106254025B (zh) 2016-04-27 2018-09-04 北京智谷睿拓技术服务有限公司 扩频方法、扩频控制方法、及其装置
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CN108494438A (zh) * 2018-02-11 2018-09-04 北京理工大学 一种混合扩频信号的生成方法、生成装置及发送装置
WO2021240536A1 (en) * 2020-05-29 2021-12-02 Indian Space Research Organization Method for generating modulation signals for a satellite navigation system

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CN108282189B (zh) * 2017-12-05 2019-11-26 深圳市力合微电子股份有限公司 一种微功率无线通信系统的信号调制方法及系统
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CN109884654B (zh) * 2019-03-14 2020-10-16 清华大学 基于扩频调制的激光测距系统和方法

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EP3079264B1 (en) 2019-08-14
US20160285506A1 (en) 2016-09-29
HK1222050A1 (zh) 2017-06-16
CN104702311A (zh) 2015-06-10
AU2014350696B2 (en) 2019-01-17
MY181355A (en) 2020-12-21
EP3079264A4 (en) 2017-08-02
WO2015070820A1 (zh) 2015-05-21
CA2929182A1 (en) 2015-05-21
KR101906692B1 (ko) 2018-10-10
RU2658625C1 (ru) 2018-06-22
JP2016541196A (ja) 2016-12-28
CA2929182C (en) 2018-07-10
NZ721281A (en) 2019-09-27
CN105765872B (zh) 2017-12-26
EP3079264A1 (en) 2016-10-12
JP6511676B2 (ja) 2019-05-15
US10027371B2 (en) 2018-07-17
AU2014350696A1 (en) 2016-07-07
BR112016011639B1 (pt) 2019-02-19
KR20160095041A (ko) 2016-08-10
CN104702311B (zh) 2017-08-11

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