中国科学院机构知识库网格系统: 检索

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	An Improved Long-Period Precise Time-Relative Positioning Method Based on RTS Data 期刊论文 OAI收割 SENSORS, 2021, 卷号: 21, 期号: 1, 页码: 21 作者: Lu, Yangwei; Ji, Shengyue; Tu, Rui; Weng, Duojie; Lu, Xiaochun \| 收藏 \| 浏览/下载：42/0 \| 提交时间：2021/11/29 GNSS satellite receivers positioning error positioning algorithm
	Detection and analysis of Galileo signal in space anomalies from 2017 to 2018 期刊论文 OAI收割 IET RADAR SONAR AND NAVIGATION, 2020, 卷号: 14, 期号: 11, 页码: 1690-1696 作者: Fan, Lihong; Tu, Rui; Zhang, Rui; Han, Junqiang; Zhang, Pengfei \| 收藏 \| 浏览/下载：40/0 \| 提交时间：2021/11/29 distance measurement error analysis satellite navigation aircraft landing guidance radio receivers Galileo signal space anomalies broadcast ephemeris user navigation SIS anomaly advanced receiver autonomous integrity monitoring precise ephemeris SIS error healthy Galileo satellites corresponding detection thresholds satellite SIS anomalies satellite clock error SIS stability time 7 0 hour time 2 5 hour time 50 0 hour time 4 5 hour
	Common-View Time Transfer Using Geostationary Satellite 期刊论文 OAI收割 IEEE TRANSACTIONS ON ULTRASONICS FERROELECTRICS AND FREQUENCY CONTROL, 2020, 卷号: 67, 期号: 9, 页码: 1938-1945 作者: Pei, Wei; Chaozhong, Yang; Xuhai, Yang; Fen, Cao; Zhenyuan, Hu \| 收藏 \| 浏览/下载：50/0 \| 提交时间：2020/11/04 Satellites Orbits Sagnac interferometers Delays Clocks Earth Receivers Common-view (CV) time transfer geostationary satellite time dissemination service two-way satellite time and frequency transfer (TWSTFT)
	GNSS time offset monitoring based on the single difference among systems 期刊论文 OAI收割 IET RADAR SONAR AND NAVIGATION, 2020, 卷号: 14, 期号: 2, 页码: 299-302 作者: Tu, Rui; Zhang, Pengfei; Zhang, Rui; Fan, Lihong; Liu, Jinhai \| 收藏 \| 浏览/下载：26/0 \| 提交时间：2020/11/09 delays satellite navigation radio receivers Global Positioning System GNSS time single difference time offset monitoring multiple Global Navigation Satellite Systems compatibility interoperability conventional signal space approaches single-point positioning SPP precise point positioning single-difference point positioning SDPP receiver clock parameter common model errors estimated time smooth estimation time offset estimation different stations system biases
	Estimation of Ionospheric Total Electron Content From a Multi-GNSS Station in China 期刊论文 OAI收割 IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING, 2020, 卷号: 58, 期号: 2, 页码: 852-860 作者: She, Chengli; Yue, Xinan; Hu, Lianhuan; Zhang, Fengguo \| 收藏 \| 浏览/下载：34/0 \| 提交时间：2020/05/18 Global navigation satellite system Receivers Satellite broadcasting Global Positioning System Satellites Laboratories BeiDou Navigation Satellite System (BDS) differential code biases (DCBs) global navigation satellite system (GNSS) total electron content (TEC)
	Doppler-robust high-spectrum-efficiency VCM-OFDM scheme for low Earth orbit satellites broadband data transmission 期刊论文 OAI收割 IET COMMUNICATIONS, 2018, 卷号: 12, 期号: 1, 页码: 35-43 作者: Li, Jionghui; Xiong, Weiming; Sun, Geng \| 收藏 \| 浏览/下载：77/0 \| 提交时间：2018/03/02 Satellite Ground Stations Satellite Links Radio Receivers Radio Transmitters Ofdm Modulation Modulation Coding Doppler Shift Filtering Theory Doppler-robust High-spectrum-efficiency Vcm-ofdm Scheme Low Earth Orbit Satellites Broadband Data Transmission High-efficiency Satellite-ground Downlink Data Transmission System Limited Spectrum Resource Dynamic Link Conditions Orbital Motion Leo Satellite Variable Coding Modulated Orthogonal Frequency Division Multiplexing Satellite On-board Transmitter Ground Station Receiver Filtered-ofdm Signal Adjustable Codmod Spectral Efficiency Physical Layer Frame Structure Doppler Frequency Shift Compensation Future Gigabit X-band Reliable Satellite-ground Downlink Transmissions