Zobrazeno 1 - 10
of 15
pro vyhledávání: '"Tongsheng Qiu"'
Autor:
Tongsheng Qiu, Qi Zheng, Xianyi Wang, Feixiong Huang, Junming Xia, Fu Li, Zhuoyan Wang, Yueqiang Sun, Qifei Du, Weihua Bai, Yuerong Cai, Dongwei Wang, Yusen Tian, Shuangshuang Cheng
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 17, Pp 2201-2212 (2024)
Based on delay-Doppler maps (DDMs) in raw counts generated by spaceborne global navigation satellite system reflectometry (GNSS-R) receivers, retrieving ocean surface wind speeds is feasible, so several spaceborne GNSS-R missions have been carried ou
Externí odkaz:
https://doaj.org/article/3d5f339d52474fe4a357d96295a2a0e1
Autor:
Yueqiang Sun, Feixiong Huang, Junming Xia, Cong Yin, Weihua Bai, Qifei Du, Xianyi Wang, Yuerong Cai, Wei Li, Guanglin Yang, Xiaochun Zhai, Na Xu, Xiuqing Hu, Yan Liu, Cheng Liu, Dongwei Wang, Tongsheng Qiu, Yusen Tian, Lichang Duan, Fu Li, Xiangguang Meng, Congliang Liu, Guangyuan Tan, Peng Hu, Ruhan Wu, Dongmei Song
Publikováno v:
Remote Sensing, Vol 15, Iss 24, p 5756 (2023)
The Global Navigation Satellite System Occultation Sounder II (GNOS-II) payload onboard the Chinese Fengyun-3E (FY-3E) satellite is the world’s first operational spaceborne mission that can utilize reflected signals from multiple navigation systems
Externí odkaz:
https://doaj.org/article/6372e800e8bd4be1b76e2aaadd4b4890
Publikováno v:
IET Radar, Sonar & Navigation, Vol 15, Iss 9, Pp 1061-1072 (2021)
Abstract The BDS‐3 recently started broadcasting a new civil B1C signal to provide open services for global users, which brings benefits to GNSS‐based applications. The BDS‐3 B1C signal modulates a long secondary code on the primary code in the
Externí odkaz:
https://doaj.org/article/5375dd8df4834335ab544dbcc102ab76
Publikováno v:
IET Radar, Sonar & Navigation, Vol 15, Iss 9, Pp 1073-1082 (2021)
Abstract Fine Doppler frequency estimation has an important role in accelerating the convergence of the tracking loop in a global navigation satellite system (GNSS) receiver to achieve short time to first fix. BDS‐3 started broadcasting a civil B1C
Externí odkaz:
https://doaj.org/article/b4469bc51cf6411482d531fb8133153f
Publikováno v:
IET Radar, Sonar & Navigation, Vol 15, Iss 4, Pp 370-381 (2021)
Abstract There is a strong demand for the multi‐constellations compatible Global Navigation Satellite System (GNSS) acquisition scheme, since it is able to acquire signals from different constellations to increase availability of satellites. Howeve
Externí odkaz:
https://doaj.org/article/eabd46184baf4f77af0f2be7f77504ab
Autor:
Tongsheng Qiu, Xianyi Wang, Yueqiang Sun, Fu Li, Zhuoyan Wang, Junming Xia, Qifei Du, Weihua Bai, Yuerong Cai, Dongwei Wang, Cheng Liu, Hao Qiao, Feixiong Huang
Publikováno v:
Remote Sensing, Vol 15, Iss 3, p 745 (2023)
The vigorous development of the global navigation satellite system (GNSS) has led to a boom in GNSS radio occultation (GNSS RO) and GNSS reflectometry (GNSS-R) techniques. Consequently, we have proposed an innovative signal processing scheme for spac
Externí odkaz:
https://doaj.org/article/426b5f1cd8ea4314972fe0d509bddc39
Autor:
Feixiong Huang, Junming Xia, Cong Yin, Xiaochun Zhai, Guanglin Yang, Weihua Bai, Yueqiang Sun, Qifei Du, Xianyi Wang, Tongsheng Qiu, Yuerong Cai, Lichang Duan, Na Xu, Mi Liao, Xiuqing Hu, Peng Zhang
Publikováno v:
IEEE Geoscience and Remote Sensing Letters. 20:1-5
Publikováno v:
IET Radar, Sonar & Navigation, Vol 15, Iss 9, Pp 1073-1082 (2021)
Fine Doppler frequency estimation has an important role in accelerating the convergence of the tracking loop in a global navigation satellite system (GNSS) receiver to achieve short time to first fix. BDS‐3 started broadcasting a civil B1C signal t
Autor:
Tongsheng Qiu, Xianyi Wang, Zhuoyan Wang, Hao Qiao, Cheng Liu, Yuerong Cai, Qifei Du, Yueqiang Sun, Weihua Bai, Dongwei Wang, Chunjun Wu, Fu Li, Shuangshuang Cheng, Hao Zhang, Lulu Zhang
Publikováno v:
IGARSS 2022 - 2022 IEEE International Geoscience and Remote Sensing Symposium.
Publikováno v:
IET Radar, Sonar & Navigation, Vol 15, Iss 4, Pp 370-381 (2021)
There is a strong demand for the multi‐constellations compatible Global Navigation Satellite System (GNSS) acquisition scheme, since it is able to acquire signals from different constellations to increase availability of satellites. However, the pr