Zobrazeno 1 - 10
of 256
pro vyhledávání: '"Dongkai Yang"'
Autor:
Shuanggen Jin, Adriano Camps, Yan Jia, Feng Wang, Manuel Martin-Neira, Feixiong Huang, Qingyun Yan, Shuangcheng Zhang, Zhongyu Li, Komi Edokossi, Dongkai Yang, Zhiyu Xiao, Zhongmin Ma, Weihua Bai
Publikováno v:
Satellite Navigation, Vol 5, Iss 1, Pp 1-42 (2024)
Abstract The Global Navigation Satellite Systems (GNSS), including the US’s GPS, China’s BDS, the European Union’s Galileo, and Russia’s GLONASS, offer real-time, all-weather, any-time, anywhere and high precision observations by transmitting
Externí odkaz:
https://doaj.org/article/0f58b86920dc410d9246c9a74ab2e732
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 17, Pp 8606-8611 (2024)
This article proposed a modified structure of global navigation satellite system (GNSS) pseudointerferometric reflectometry (GNSS-PIR). The combination of the direct and reflected signals at the front end was modified as the combination of their cohe
Externí odkaz:
https://doaj.org/article/5ed3399d09c842c8ac1261de4857a818
Publikováno v:
PLoS ONE, Vol 19, Iss 5, p e0302305 (2024)
This article proposes an integer ambiguity determination method based on Beidou system-reflectometry (Beidou-R) observations of the carrier phase at the B1I and B3I frequencies. To enhance the accuracy of sea surface height (SSH) estimation, this stu
Externí odkaz:
https://doaj.org/article/d389fa1c9ded4a2a8d220262816b33d7
Publikováno v:
Remote Sensing, Vol 16, Iss 11, p 1896 (2024)
The measurement of sea surface height (SSH), which is of great importance in the field of oceanography, can be obtained through the innovative technique of GNSS-R for remote sensing. This research utilizes the dataset from spaceborne GNSS-R platforms
Externí odkaz:
https://doaj.org/article/c45045e630664c3aaed896df98e11f9d
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 16, Pp 1033-1041 (2023)
The use of global navigation satellite system interferometric reflectometry (GNSS-IR) to measure vegetation growth status has become a rapidly growing technique in remote sensing. GNSS signals reflected by the soil surface affect the accuracy of vege
Externí odkaz:
https://doaj.org/article/cb8909cdf2a64a46b127da9ea7e85050
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 15, Pp 136-149 (2022)
Based on a developed three-layerair–ice–water reflection model, this article simulates the evolution of reflection coefficient versus elevation angle. Due to the interference between the signal components from the air–ice and ice–water interf
Externí odkaz:
https://doaj.org/article/71ec6ee0b44c4157afb712e4ec7503f3
Autor:
Tianlong Zhang, Lei Yang, Hongtao Nan, Cong Yin, Bo Sun, Dongkai Yang, Xuebao Hong, Ernesto Lopez-Baeza
Publikováno v:
Remote Sensing, Vol 15, Iss 10, p 2693 (2023)
Global navigation satellite system reflectometry (GNSS-R) is a remote sensing technology of soil moisture measurement using signals of opportunity from GNSS, which has the advantages of low cost, all-weather detection, and multi-platform application.
Externí odkaz:
https://doaj.org/article/5366a74e33d44769b862efb6475e5cfd
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 14, Pp 12199-12211 (2021)
Due to the diffuse scattering on sea surface and dynamic geometry of coastal global navigation satellite system-reflectometry, the altimetry performance is strongly dependent on elevation angle. As the elevation angle decreases, the bias in retrieved
Externí odkaz:
https://doaj.org/article/302e48d2c927495faeca787d7c8969fa
Publikováno v:
Remote Sensing, Vol 15, Iss 7, p 1738 (2023)
The retrieval of crop growth status using Global Navigation Satellite System Interferometric Reflectometry (GNSS-IR) has become a major area of interest within the field of vegetation remote sensing in recent years. Using only a single GNSS antenna,
Externí odkaz:
https://doaj.org/article/9034c1c8447b4989a115cf53d62924c0
Publikováno v:
Sensors, Vol 23, Iss 4, p 1949 (2023)
The global navigation satellite system–interferometric reflectometry (GNSS-IR) was developed more than a decade ago to monitor soil moisture content (SMC); a system that is essentially finished has emerged. The standard GNSS-IR model typically cons
Externí odkaz:
https://doaj.org/article/b13f37d68fe64253bf9df48553016617