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浏览/检索结果: 共5条，第1-5条 帮助 限定条件 发表日期：2020     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 Detection and analysis of Galileo signal in space anomalies from 2017 to 2018 期刊论文 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：19/0  |  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   Design and Development of a 7 mm Band Receiver 会议论文 Dalian, China, 25-27 Aug. 2020 作者:  Wang, Kai;  Cao, Liang;  Ma, Jun;  Chen, Maozheng;  Duan, Xuefeng 收藏  |  浏览/下载：12/0  |  提交时间：2021/06/18 Receivers  Atmospheric measurements  Microwave filters  Feeds  Radio astronomy  Band-pass filters  Temperature measurement  microwave receiver  7 mm band  superheterodyne  atmospheric opacity   Measurement of atmospheric opacity in k-band of nanshan 25 m radio telescope 会议论文 Xiamen, China, December 17, 2019 - December 20, 2019 作者:  Wang, Kai;  Xiang, Bin-Bin;  Chen, Mao-Zheng;  Duan, Xue-Feng;  Yan, Hao 收藏  |  浏览/下载：17/0  |  提交时间：2021/07/06 Microwave antennas  Calibration  Cryogenics  Millimeter waves  Observatories  Opacity  Photonics  Piers  Radio telescopes  Scanning antennas  Signal receivers   GNSS time offset monitoring based on the single difference among systems 期刊论文 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：13/0  |  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   Decision-feedback subset aided multiple-symbol differential detection 期刊论文 High Tech. Letters., 2020, 卷号: 26, 期号: 1, 页码: 98-101 作者:  Wang Chanfei, Xu Yamei, Xu Lei 收藏  |  浏览/下载：13/0  |  提交时间：2020/11/11 Bit error rate  Block codes  Broadband networks  Modulation  Signal receivers  Space time codes  Space-time block coding (STBC)  Bit error rate (BER) performance  Decision feedback  Differential space time block codes  Multiple symbol differential detection  Observation window  Ultra wideband-impulse radio systems  UWB-IR systems