CN104502927A - 一种卫星导航电文解调方法及相应的芯片、终端 - Google Patents
一种卫星导航电文解调方法及相应的芯片、终端 Download PDFInfo
- Publication number
- CN104502927A CN104502927A CN201410788693.5A CN201410788693A CN104502927A CN 104502927 A CN104502927 A CN 104502927A CN 201410788693 A CN201410788693 A CN 201410788693A CN 104502927 A CN104502927 A CN 104502927A
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- Prior art keywords
- navigation message
- word
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- demodulation method
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- 238000000034 method Methods 0.000 title claims abstract description 39
- 230000010354 integration Effects 0.000 claims description 55
- 238000012795 verification Methods 0.000 claims description 7
- 230000035945 sensitivity Effects 0.000 abstract description 8
- 230000003139 buffering effect Effects 0.000 abstract 3
- 238000010586 diagram Methods 0.000 description 10
- 230000001427 coherent effect Effects 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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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
- G01S19/27—Acquisition or tracking or demodulation of signals transmitted by the system creating, predicting or correcting ephemeris or almanac data within the receiver
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
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CN201410788693.5A CN104502927B (zh) | 2014-12-19 | 2014-12-19 | 一种卫星导航电文解调方法及相应的芯片、终端 |
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CN201410788693.5A CN104502927B (zh) | 2014-12-19 | 2014-12-19 | 一种卫星导航电文解调方法及相应的芯片、终端 |
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CN104502927A true CN104502927A (zh) | 2015-04-08 |
CN104502927B CN104502927B (zh) | 2017-05-17 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107748373A (zh) * | 2017-09-25 | 2018-03-02 | 千寻位置网络有限公司 | 卫星导航电文数据收集方法 |
CN109738920A (zh) * | 2019-01-17 | 2019-05-10 | 上海华测导航技术股份有限公司 | 一种通用的导航电文提取方法 |
CN109782307A (zh) * | 2018-09-28 | 2019-05-21 | 和芯星通科技(北京)有限公司 | 一种载波相位的极性判定方法及装置 |
CN110673174A (zh) * | 2019-10-23 | 2020-01-10 | 展讯通信(上海)有限公司 | 星历收集方法、装置、卫星导航接收机及存储介质 |
CN115586975A (zh) * | 2022-12-13 | 2023-01-10 | 成都奇芯微电子有限公司 | 嵌入式端gnss内存动态管理方法 |
Citations (5)
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CN101216545A (zh) * | 2007-01-05 | 2008-07-09 | 联发科技股份有限公司 | 用于收集卫星导航数据子帧的方法及装置 |
CN101614805A (zh) * | 2008-06-27 | 2009-12-30 | 上海盈方微电子有限公司 | Gps卫星信号捕获方法及装置 |
CN102183772A (zh) * | 2010-06-22 | 2011-09-14 | 上海盈方微电子有限公司 | 一种弱信号下gps导航电文数据解调的方法及装置 |
CN103472464A (zh) * | 2012-06-06 | 2013-12-25 | 东莞市泰斗微电子科技有限公司 | 一种缩短gnss接收装置首次定位时间的方法和系统 |
CN103592661A (zh) * | 2013-11-26 | 2014-02-19 | 中国科学院嘉兴微电子与系统工程中心 | 一种北斗星历收集的方法 |
-
2014
- 2014-12-19 CN CN201410788693.5A patent/CN104502927B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101216545A (zh) * | 2007-01-05 | 2008-07-09 | 联发科技股份有限公司 | 用于收集卫星导航数据子帧的方法及装置 |
CN101614805A (zh) * | 2008-06-27 | 2009-12-30 | 上海盈方微电子有限公司 | Gps卫星信号捕获方法及装置 |
CN102183772A (zh) * | 2010-06-22 | 2011-09-14 | 上海盈方微电子有限公司 | 一种弱信号下gps导航电文数据解调的方法及装置 |
CN103472464A (zh) * | 2012-06-06 | 2013-12-25 | 东莞市泰斗微电子科技有限公司 | 一种缩短gnss接收装置首次定位时间的方法和系统 |
CN103592661A (zh) * | 2013-11-26 | 2014-02-19 | 中国科学院嘉兴微电子与系统工程中心 | 一种北斗星历收集的方法 |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107748373A (zh) * | 2017-09-25 | 2018-03-02 | 千寻位置网络有限公司 | 卫星导航电文数据收集方法 |
CN107748373B (zh) * | 2017-09-25 | 2019-12-13 | 千寻位置网络有限公司 | 卫星导航电文数据收集方法 |
CN109782307A (zh) * | 2018-09-28 | 2019-05-21 | 和芯星通科技(北京)有限公司 | 一种载波相位的极性判定方法及装置 |
CN109782307B (zh) * | 2018-09-28 | 2020-10-30 | 和芯星通科技(北京)有限公司 | 一种载波相位的极性判定方法及装置 |
CN109738920A (zh) * | 2019-01-17 | 2019-05-10 | 上海华测导航技术股份有限公司 | 一种通用的导航电文提取方法 |
CN110673174A (zh) * | 2019-10-23 | 2020-01-10 | 展讯通信(上海)有限公司 | 星历收集方法、装置、卫星导航接收机及存储介质 |
CN110673174B (zh) * | 2019-10-23 | 2022-04-08 | 展讯通信(上海)有限公司 | 星历收集方法、装置、卫星导航接收机及存储介质 |
CN115586975A (zh) * | 2022-12-13 | 2023-01-10 | 成都奇芯微电子有限公司 | 嵌入式端gnss内存动态管理方法 |
CN115586975B (zh) * | 2022-12-13 | 2023-03-31 | 成都奇芯微电子有限公司 | 嵌入式端gnss内存动态管理方法 |
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Address after: 510663 Guangzhou science and Technology Development Zone, Guangdong, Cai Cai Cai road, room A701, No. 11 Applicant after: TECHTOTOP MICROELECTRONICS Co.,Ltd. Address before: Two road 523808 in Guangdong province Dongguan City Songshan Lake high tech Industrial Development Zone headquarters No. 17 room A410-A411 Applicant before: TECHTOTOP MICROELECTRONICS Co.,Ltd. |
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Inventor after: Zhang Yong Inventor after: Gao Feng Inventor after: Xu Xiangbin Inventor after: Mao Lei Inventor after: Xia Liang Inventor before: Zhang Yong Inventor before: Mao Lei Inventor before: Xia Liang |
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Address after: 510530 Room 301 and 401, Building 42, Dongzhong Road, East District, Guangzhou Economic and Technological Development Zone, Guangdong Province Patentee after: TECHTOTOP MICROELECTRONICS Co.,Ltd. Address before: 510663 Guangzhou science and Technology Development Zone, Guangdong, Cai Cai Cai road, room A701, No. 11 Patentee before: TECHTOTOP MICROELECTRONICS Co.,Ltd. |
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Denomination of invention: Satellite navigation message demodulation method and corresponding chip and terminal Effective date of registration: 20211217 Granted publication date: 20170517 Pledgee: China Co. truction Bank Corp Guangzhou Tianhe subbranch Pledgor: TECHTOTOP MICROELECTRONICS Co.,Ltd. Registration number: Y2021980015450 |
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Date of cancellation: 20230206 Granted publication date: 20170517 Pledgee: China Co. truction Bank Corp Guangzhou Tianhe subbranch Pledgor: TECHTOTOP MICROELECTRONICS Co.,Ltd. Registration number: Y2021980015450 |