HK1214365A1 - 無線通信同步系統 - Google Patents
無線通信同步系統Info
- Publication number
- HK1214365A1 HK1214365A1 HK16102128.3A HK16102128A HK1214365A1 HK 1214365 A1 HK1214365 A1 HK 1214365A1 HK 16102128 A HK16102128 A HK 16102128A HK 1214365 A1 HK1214365 A1 HK 1214365A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- wireless communication
- synchronization system
- communication synchronization
- wireless
- synchronization
- Prior art date
Links
Classifications
-
- 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
- H04B1/70735—Code identification
-
- 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
- G01S19/27—Acquisition or tracking or demodulation of signals transmitted by the system creating, predicting or correcting ephemeris or almanac data within the receiver
-
- 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
- G01S19/03—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers
- G01S19/10—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers providing dedicated supplementary positioning signals
- G01S19/11—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers providing dedicated supplementary positioning signals wherein the cooperating elements are pseudolites or satellite radio beacon positioning system signal repeaters
-
- 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
- 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
- G01S5/0226—Transmitters
-
- 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
- H04B1/7075—Synchronisation aspects with code phase acquisition
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/0016—Arrangements for synchronising receiver with transmitter correction of synchronization errors
- H04L7/0033—Correction by delay
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201461975309P | 2014-04-04 | 2014-04-04 | |
US14/319,909 US9270323B2 (en) | 2014-04-04 | 2014-06-30 | Wireless communication synchronization system |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1214365A1 true HK1214365A1 (zh) | 2016-07-22 |
Family
ID=54210673
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK16102128.3A HK1214365A1 (zh) | 2014-04-04 | 2016-02-25 | 無線通信同步系統 |
Country Status (3)
Country | Link |
---|---|
US (1) | US9270323B2 (zh) |
CN (1) | CN104977593B (zh) |
HK (1) | HK1214365A1 (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9520910B1 (en) * | 2015-09-24 | 2016-12-13 | Nxp B.V. | Receiver component and method for enhancing a detection range of a time-tracking process in a receiver |
WO2017147756A1 (zh) * | 2016-02-29 | 2017-09-08 | 华为技术有限公司 | 通信系统中信号相位同步的方法和设备 |
US10412752B2 (en) | 2016-07-26 | 2019-09-10 | Qualcomm Incorporated | Coexistence management of GNSS and wireless operations |
EP4047996A1 (en) * | 2016-11-01 | 2022-08-24 | LG Electronics Inc. | Method and apparatus for transmitting a d2d signal by applying offset in wireless communication system |
EP3367579B1 (en) * | 2017-02-24 | 2023-06-07 | NEOSAT GmbH | Orthogonal correlation signals for detection and synchronization at low snr |
CN110430029B (zh) * | 2017-08-11 | 2020-11-20 | 华为技术有限公司 | 通信方法和装置 |
CN110730146B (zh) * | 2019-09-16 | 2021-04-06 | 金陵科技学院 | 基于bm模型的bpsk信号盲处理结果可信性评估方法 |
US11821993B2 (en) * | 2020-06-01 | 2023-11-21 | Onenav, Inc. | Modernized consumer grade GNSS secondary code acquisition and signal tracking |
CN113708880B (zh) * | 2021-07-30 | 2022-11-08 | 电子科技大学 | 一种基于共生干扰抑制的频谱共生实现方法 |
GB2623556A (en) * | 2022-10-20 | 2024-04-24 | Qinetiq Ltd | Direct sequence spread spectrum coding scheme for a transmitter and receiver |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6829534B2 (en) * | 1999-04-23 | 2004-12-07 | Global Locate, Inc. | Method and apparatus for performing timing synchronization |
US7995682B2 (en) * | 2001-05-18 | 2011-08-09 | Broadcom Corporation | Method and apparatus for performing signal processing using historical correlation data |
FR2871313B1 (fr) * | 2004-06-08 | 2006-08-18 | Thales Sa | Procede de transmission d'un signal de radionavigation |
DE602005016315D1 (de) * | 2005-07-01 | 2009-10-08 | Europ Agence Spatiale | Spreizcodes für ein satellitennavigationssystem |
US8059700B2 (en) * | 2006-03-03 | 2011-11-15 | Agence Spatiale Europeenne | Method of processing positioning signals, in particular for indoor applications |
US8170082B2 (en) * | 2008-12-05 | 2012-05-01 | Infineon Technologies Ag | Cross-talk mitigation in global navigation satellite systems |
US20110148700A1 (en) * | 2009-12-18 | 2011-06-23 | Lasagabaster Javier De Salas | Method and system for mobile device based gnss position computation without ephemeris data |
US8401546B2 (en) * | 2010-04-26 | 2013-03-19 | Ecole De Technologie Superieure | Universal acquisition and tracking apparatus for global navigation satellite system (GNSS) |
GB201016079D0 (en) * | 2010-09-24 | 2010-11-10 | St Microelectronics Res & Dev | Apparatus & method |
JP5685888B2 (ja) * | 2010-10-25 | 2015-03-18 | セイコーエプソン株式会社 | 受信信号信頼度判定方法、コード位相誤差算出方法及び受信信号信頼度判定装置 |
-
2014
- 2014-06-30 US US14/319,909 patent/US9270323B2/en active Active
-
2015
- 2015-04-07 CN CN201510162279.8A patent/CN104977593B/zh active Active
-
2016
- 2016-02-25 HK HK16102128.3A patent/HK1214365A1/zh unknown
Also Published As
Publication number | Publication date |
---|---|
CN104977593A (zh) | 2015-10-14 |
CN104977593B (zh) | 2017-08-11 |
US20150288416A1 (en) | 2015-10-08 |
US9270323B2 (en) | 2016-02-23 |
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