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 PDFInfo
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- 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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- 238000001228 spectrum Methods 0.000 title claims abstract description 236
- 238000000034 method Methods 0.000 title claims abstract description 45
- 239000000969 carrier Substances 0.000 claims abstract description 11
- 230000010354 integration Effects 0.000 claims description 28
- 230000001427 coherent effect Effects 0.000 claims description 24
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 14
- 238000004364 calculation method Methods 0.000 claims description 7
- 238000000605 extraction Methods 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 4
- 238000005311 autocorrelation function Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 125000005931 tert-butyloxycarbonyl group Chemical group [H]C([H])([H])C(OC(*)=O)(C([H])([H])[H])C([H])([H])[H] 0.000 description 4
- 238000004590 computer program Methods 0.000 description 3
- 238000005314 correlation function Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000036039 immunity Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010076 replication Effects 0.000 description 1
Classifications
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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
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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
- 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
Landscapes
- 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)
- PCT国内申请,权利要求书已公开。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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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 |
Publications (2)
Publication Number | Publication Date |
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CN105765872A true CN105765872A (zh) | 2016-07-13 |
CN105765872B CN105765872B (zh) | 2017-12-26 |
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CN201310655408.8A Active 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 |
CN201480060796.8A Active CN105765872B (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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CN201310655408.8A Active 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 |
Country Status (13)
Country | Link |
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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) |
Cited By (2)
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CN108282189A (zh) * | 2017-12-05 | 2018-07-13 | 深圳市力合微电子股份有限公司 | 一种微功率无线通信***的信号调制方法及*** |
CN109884654A (zh) * | 2019-03-14 | 2019-06-14 | 清华大学 | 基于扩频调制的激光测距***和方法 |
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CN103023598B (zh) | 2012-11-23 | 2016-03-30 | 清华大学 | 双频四分量扩频信号的恒包络复用方法、装置及接收方法 |
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 |
US10432447B2 (en) * | 2017-11-10 | 2019-10-01 | The Boeing Company | System and method for amplitude pre-distortion optimization for GPS signal constant envelope transmission |
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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- 2014-12-04 KR KR1020167017774A patent/KR101906692B1/ko active IP Right Grant
- 2014-12-04 RU RU2016125550A patent/RU2658625C1/ru active
- 2014-12-04 EP EP14861561.0A patent/EP3079264B1/en active Active
- 2014-12-04 WO PCT/CN2014/093023 patent/WO2015070820A1/zh active Application Filing
- 2014-12-04 US US14/436,456 patent/US10027371B2/en active Active
- 2014-12-04 BR BR112016011639-9A patent/BR112016011639B1/pt active IP Right Grant
- 2014-12-04 CA CA2929182A patent/CA2929182C/en active Active
- 2014-12-04 AU AU2014350696A patent/AU2014350696B2/en active Active
- 2014-12-04 CN CN201480060796.8A patent/CN105765872B/zh active Active
- 2014-12-04 JP JP2016536544A patent/JP6511676B2/ja active Active
- 2014-12-04 MY MYPI2016000707A patent/MY181355A/en unknown
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2016
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108282189A (zh) * | 2017-12-05 | 2018-07-13 | 深圳市力合微电子股份有限公司 | 一种微功率无线通信***的信号调制方法及*** |
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***的信号调制方法及*** |
CN109884654A (zh) * | 2019-03-14 | 2019-06-14 | 清华大学 | 基于扩频调制的激光测距***和方法 |
CN109884654B (zh) * | 2019-03-14 | 2020-10-16 | 清华大学 | 基于扩频调制的激光测距***和方法 |
Also Published As
Publication number | Publication date |
---|---|
RU2658625C1 (ru) | 2018-06-22 |
EP3079264A4 (en) | 2017-08-02 |
US10027371B2 (en) | 2018-07-17 |
KR101906692B1 (ko) | 2018-10-10 |
EP3079264B1 (en) | 2019-08-14 |
CA2929182A1 (en) | 2015-05-21 |
CN104702311A (zh) | 2015-06-10 |
JP2016541196A (ja) | 2016-12-28 |
AU2014350696A1 (en) | 2016-07-07 |
AU2014350696B2 (en) | 2019-01-17 |
MY181355A (en) | 2020-12-21 |
CN105765872B (zh) | 2017-12-26 |
CA2929182C (en) | 2018-07-10 |
NZ721281A (en) | 2019-09-27 |
CN104702311B (zh) | 2017-08-11 |
BR112016011639B1 (pt) | 2019-02-19 |
JP6511676B2 (ja) | 2019-05-15 |
HK1222050A1 (zh) | 2017-06-16 |
US20160285506A1 (en) | 2016-09-29 |
KR20160095041A (ko) | 2016-08-10 |
EP3079264A1 (en) | 2016-10-12 |
WO2015070820A1 (zh) | 2015-05-21 |
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