CN103117965B - 一种星载ais信号定时频偏联合估计方法及其实现*** - Google Patents
一种星载ais信号定时频偏联合估计方法及其实现*** Download PDFInfo
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- CN103117965B CN103117965B CN201310020698.9A CN201310020698A CN103117965B CN 103117965 B CN103117965 B CN 103117965B CN 201310020698 A CN201310020698 A CN 201310020698A CN 103117965 B CN103117965 B CN 103117965B
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Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
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SE537593C2 (sv) * | 2013-10-04 | 2015-07-07 | True Heading Ab | Förfarande samt anordning för tidsbestämningen av mottagandet av ett radiomeddelande |
CN104158775A (zh) * | 2014-07-18 | 2014-11-19 | 天津理工大学 | 一种频偏补偿下的星载ais信号差分检测方法 |
CN104320361B (zh) * | 2014-11-02 | 2017-07-21 | 天津理工大学 | 一种基于参数估计下的星载ais信号串行分离方法 |
CN105656820A (zh) * | 2014-11-21 | 2016-06-08 | 航天恒星科技有限公司 | 一种高冲突下的卫星ais信号检测处理装置及其方法 |
CN104954042B (zh) * | 2015-05-05 | 2018-04-17 | 成都能通科技有限公司 | 基于fpga的msk/walsh联合解调解扩方法 |
CN104954062A (zh) * | 2015-05-29 | 2015-09-30 | 西北工业大学 | 一种基于fpga的小卫星载ais信号采集*** |
CN105119701B (zh) * | 2015-08-06 | 2018-11-16 | 上海交通大学 | 一种卫星ais船舶定位***的低复杂度同步方法 |
CN105681240B (zh) * | 2015-12-25 | 2020-12-22 | 上海物联网有限公司 | 一种适应于低信噪比环境下的高精度频偏估计方法 |
CN105763498B (zh) * | 2016-04-08 | 2019-01-22 | 南京理工大学 | 一种星载ais全数字接收方法 |
CN106656304B (zh) * | 2016-11-17 | 2020-04-21 | 航天恒星科技有限公司 | 一种基于相关性的星载ais信号接收处理方法及装置 |
CN106788668A (zh) * | 2016-11-22 | 2017-05-31 | 中船航海科技有限责任公司 | 一种船载北斗ais组合接收*** |
CN107066693B (zh) * | 2017-03-14 | 2020-06-02 | 长沙鼎端电子技术有限公司 | 多通道多目标星载ais侦察信号模拟*** |
CN110324097A (zh) * | 2019-06-21 | 2019-10-11 | 天津理工大学 | 一种非接触式ais船台检测仪的载波频偏检测方法 |
CN110445740B (zh) * | 2019-08-14 | 2020-09-11 | 北京智芯微电子科技有限公司 | 基于重复序列的频偏估计方法及*** |
CN112822134B (zh) * | 2021-01-08 | 2022-07-15 | 上海航天电子有限公司 | 一种基于星载ais***的信号检测与频偏估计算法 |
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KR100675525B1 (ko) * | 2005-08-22 | 2007-01-30 | 주식회사 지오에스엠 | 선박자동식별장치 |
WO2008148188A1 (en) * | 2007-06-08 | 2008-12-11 | Com Dev International Ltd. | System and method for decoding automatic identification system signals |
EP2315366A1 (en) * | 2009-10-23 | 2011-04-27 | Agence Spatiale Européenne | Automatic identification system receiver and satellite payload comprising the same |
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Patent Citations (3)
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KR100675525B1 (ko) * | 2005-08-22 | 2007-01-30 | 주식회사 지오에스엠 | 선박자동식별장치 |
WO2008148188A1 (en) * | 2007-06-08 | 2008-12-11 | Com Dev International Ltd. | System and method for decoding automatic identification system signals |
EP2315366A1 (en) * | 2009-10-23 | 2011-04-27 | Agence Spatiale Européenne | Automatic identification system receiver and satellite payload comprising the same |
Non-Patent Citations (3)
Title |
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Design of Dual-Channel AIS Digital Receiver;Li-peng Gao,Jian Liu;《2012 Second International Conference on Instrumentation & Measurement, Computer, Communication and Control,IEEE》;20121210;正文第238-242页 * |
基于FPGA的星载AIS信号处理器的设计;张喆;《数字技术与应用》;20120315;正文第2-3节 * |
星载AIS接收***设计及关键技术;潘宝凤,梁先明;《电讯技术》;20110531;第51卷(第5期);正文第1-5页 * |
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Inventor after: Li Hongxing Inventor after: Ding Dawei Inventor after: Ma Shexiang Inventor after: Liu Xiaojuan Inventor after: Meng Xin Inventor after: Gong Mingju Inventor before: Ma Shexiang Inventor before: Liu Xiaojuan Inventor before: Meng Xin Inventor before: Gong Mingju |
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Denomination of invention: A joint estimation method of timing and frequency offset of spaceborne AIS signal and its implementation system Effective date of registration: 20220627 Granted publication date: 20151209 Pledgee: China Construction Bank Corporation Weishan sub branch Pledgor: Shandong Xingtong Easy Aviation Communication Technology Co.,Ltd. Registration number: Y2022980009107 |
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