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浏览/检索结果: 共9条，第1-9条 帮助 已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Study of agricultural machinery operating system based on beidou satellite navigation system 期刊论文 Advances in Intelligent Systems and Computing, 2018, 卷号: 686, 页码: 268-273 作者:  Meng, F.;  Yang, D.;  Wang, Y.;  Zhang, Y. 收藏  |  浏览/下载：3/0  |  提交时间：2019/12/30 Agricultural machinery  Agriculture  Application programs  Cellular telephones  Information management  Intelligent systems  Locomotives  Mobile phones  Navigation systems  Radio navigation  Satellite navigation aids  Satellites  Software engineering  Telephone sets  Beidou navigation system  Beidou satellite navigation systems  Beidou satellites  Data transferring  Operation management system  Real time positioning  Remote monitor and control  Software Measurement  Cellular telephone systems   A modified LFF method for direct P-code acquisition in satellite navigation 期刊论文 Lecture Notes of the Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering, LNICST, 2018, 卷号: 210, 页码: 499-508 作者:  Guo, X.;  Sun, H.;  Zhao, H.;  Feng, W. 收藏  |  浏览/下载：9/0  |  提交时间：2019/12/30 Codes (symbols)  Frequency allocation  Satellite communication systems  Satellite navigation aids  Satellites  Coherent integration  Detection performance  Detection process  Mean acquisition time  Non coherent integration  P-codes  Satellite communications  Satellite navigation  Mergers and acquisitions   Point positioning using extended kalman filtering in single frequency beidou receivers 会议论文 Proceedings of 5th IEEE Conference on Ubiquitous Positioning, Indoor Navigation and Location-Based Services, UPINLBS 2018, 2018-03-22 作者:  Farooq, S.Z.;  Hong, X.;  Yang, D.;  Xia, M.;  Ada, E.N.J. 收藏  |  浏览/下载：5/0  |  提交时间：2019/12/30 Air navigation  Commerce  Information services  Location based services  Radio navigation  Satellite navigation aids  Telecommunication services  Extended Kalman filtering  Global satellite navigation systems  Least squares techniques  Mass-market applications  Navigation and timing  Point positioning  Single-frequency receivers  Volunteered geographic information  Extended Kalman filters   Multi-targets real-time location technology for UAV reconnaissance 期刊论文 Chinese Optics, 2018, 卷号: 11, 期号: 5, 页码: 812-821 作者:  Cai, Ming-Bing;  Liu, Jing-Hong;  Xu, Fang 收藏  |  浏览/下载：7/0  |  提交时间：2019/09/17 Location  Air navigation  Antennas  Mathematical transformations  Metadata  Monte Carlo methods  Radio navigation  Satellite navigation aids  Unmanned aerial vehicles (UAV)   虚拟航标及其应用 期刊论文 http://epub.edu.cnki.net/grid2008/brief/detailj.aspx?filename=hhjs200904015&dbcode=CJFQ&dbname=CJFQ2009, 2012, 2012 黄艳玉; 张杏谷; 魏武财 收藏  |  浏览/下载：4/0  |  提交时间：2017/06/19 虚拟航标  AIS  应用  Virtual Navigation-aids AIS Application  U644.87   厦门港海上交通信息公共服务平台的设计 期刊论文 http://epub.edu.cnki.net/grid2008/brief/detailj.aspx?filename=jmxz201104008&dbcode=CJFQ&dbname=CJFQ2011, 2012, 2012 黄鹏飞; 何小兵; 彭国均 收藏  |  浏览/下载：4/0  |  提交时间：2017/06/19 安全航行  遥感影像  AIS  safe navigation  remote sensing image  AIS  U675.7  U691  F552   Inversion of preeipitable water vapor in Hongkong 会议论文 2008 International Workshop on Earth Observation and Remote Sensing Applications, EORSA,, Beijing, China, June 30, 2008 - July 2,2008 Xu, Jingjing; Yuan, Jinguo; Liu, Bo; Wang, Changyao 收藏  |  浏览/下载：11/0  |  提交时间：2014/12/07 Water vapor  Global positioning system  Hydrostatic pressure  Observatories  Precipitation (chemical)  Remote sensing  Satellite navigation aids  Technical presentations  Vapor pressure  Vapors  Weather forecasting   Satellite monitoring of the Yigong landslide in Tibet, China 会议论文 Earth Observing Systems VII, Seattle, WA, United states, July 7, 2002 - July 10,2002 Zhihua, Wang; Jietang, Lu 收藏  |  浏览/下载：15/0  |  提交时间：2014/12/07 Remote sensing  Geophysical prospecting  Landslides  Monitoring  Satellite navigation aids  Surveys   A center-fed BeiDou antenna with zero phase center (EI收录) 会议 Cnr Sheridan St and Wharf St, Cairns, QLD, Australia, 作者:  Zheng, Ke-Ke[1];  Chu, Qing-Xin[1] 收藏  |  浏览/下载：5/0  |  提交时间：2019/04/11 Bandwidth  Directional patterns (antenna)  Electric impedance  Microstrip antennas  Navigation systems  Phase shifters  Radio navigation  Satellite antennas  Satellite navigation aids  Slot antennas  Wireless telecommunication systems