CN102262233B - 一种gnss接收机的载波跟踪方法及载波跟踪环路 - Google Patents
一种gnss接收机的载波跟踪方法及载波跟踪环路 Download PDFInfo
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CN 201110199457 CN102262233B (zh) | 2011-07-15 | 2011-07-15 | 一种gnss接收机的载波跟踪方法及载波跟踪环路 |
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Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102495417B (zh) * | 2011-12-07 | 2013-07-03 | 无锡德思普科技有限公司 | 全球导航卫星系统接收机的高鲁棒性载波跟踪系统及方法 |
CN103777216B (zh) * | 2014-01-29 | 2016-08-17 | 重庆九洲星熠导航设备有限公司 | 一种卫星导航导频信号捕获方法及装置 |
EP3112905B1 (en) * | 2015-07-03 | 2018-02-21 | Centre National d'Etudes Spatiales | Gnss receiver calculating a non-ambiguous discriminator to resolve subcarrier tracking ambiguities |
CN106291612B (zh) * | 2016-07-29 | 2018-04-06 | 中国人民解放军国防科学技术大学 | 一种导航卫星星间链路无线信号高性能捕获判决方法 |
CN106646543A (zh) * | 2016-12-22 | 2017-05-10 | 成都正扬博创电子技术有限公司 | 基于主从式aukf算法的高动态卫星导航信号载波追踪方法 |
CN106772356A (zh) * | 2017-01-05 | 2017-05-31 | 西安电子科技大学 | 单通道单脉冲系统的扩频角跟踪信号捕获方法 |
CN108508460B (zh) * | 2017-02-27 | 2020-06-09 | 深圳市中兴微电子技术有限公司 | 一种gnss信号载波跟踪方法及装置 |
CN110071732B (zh) * | 2019-04-16 | 2021-01-08 | 苏州磐启微电子有限公司 | 一种低功耗无线接收方法及其接收系统 |
CN111131117B (zh) * | 2019-12-23 | 2022-07-15 | 西安烽火电子科技有限责任公司 | 一种扩频信号多周期捕获快速解调方法及解扩接收机 |
CN114994720A (zh) * | 2022-05-19 | 2022-09-02 | 清华大学 | GNSS/L-Band信号接收装置及其信号处理方法 |
CN114994719B (zh) * | 2022-05-19 | 2024-06-18 | 清华大学 | Csk信号接收装置及其信号处理方法 |
CN116482724B (zh) * | 2023-03-09 | 2024-05-03 | 北京理工大学 | 一种导航接收机高精度观测量计算方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4468793A (en) * | 1980-12-01 | 1984-08-28 | Texas Instruments Incorporated | Global position system (GPS) multiplexed receiver |
CN101674272A (zh) * | 2009-10-26 | 2010-03-17 | 西安空间无线电技术研究所 | 一种高速并行8psk载波恢复系统及恢复方法 |
CN102096077A (zh) * | 2010-11-12 | 2011-06-15 | 北京航天自动控制研究所 | 一种基于rsl的低噪声gps载波跟踪方法 |
CN202204931U (zh) * | 2011-07-15 | 2012-04-25 | 王雪 | 一种gnss接收机的载波跟踪环路 |
Family Cites Families (2)
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US6603803B1 (en) * | 1999-03-12 | 2003-08-05 | Navcom Technology, Inc. | Global positioning system receiver for monitoring the satellite transmissions and for reducing the effects of multipath error on coded signals and carrier phase measurements |
US7555033B2 (en) * | 2004-06-22 | 2009-06-30 | The Aerospace Corporation | Binary offset carrier M-code envelope detector |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4468793A (en) * | 1980-12-01 | 1984-08-28 | Texas Instruments Incorporated | Global position system (GPS) multiplexed receiver |
CN101674272A (zh) * | 2009-10-26 | 2010-03-17 | 西安空间无线电技术研究所 | 一种高速并行8psk载波恢复系统及恢复方法 |
CN102096077A (zh) * | 2010-11-12 | 2011-06-15 | 北京航天自动控制研究所 | 一种基于rsl的低噪声gps载波跟踪方法 |
CN202204931U (zh) * | 2011-07-15 | 2012-04-25 | 王雪 | 一种gnss接收机的载波跟踪环路 |
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