6 papers
Gravity potential determination based on China Space Station Dual-frequency microwave links frequency transfer
Peng Fei Zhang, Chen Xiang Wang, Li Hong Li +6
The China Space Station (CSS) is currently in orbit and carries the high-precision optical atomic clock with stability of approximately in its experi…
Determining the gravity potential with the CVSTT technique using two hydrogen clocks
Kuangchao Wu, Wen-Bin Shen, Xiao Sun +2
According to general relativity theory (GRT), by comparing the frequencies between two precise clocks at two different stations, the gravity potential (geopotential) difference bet…
Determining geopotential difference via relativistic precise point positioning time comparison: A case study using simulated observations
Chenghui Cai, Wen-Bin Shen, Ziyu Shen +2
According to general relativity theory (GRT), the geopotential difference (GD) can be determined by comparing the change in time difference between precise clocks using the precise…
Preliminary experimental results of determining the geopotential difference between two synchronized portable hydrogen clocks at different locations
Wen-Bin Shen, Kuangchao Wu, Xiao Sun +2
Here, we provide preliminary experimental results of the geopotential determination based on time elapse comparisons between two remote atomic clocks located at Beijing and Wuhan,…
Unification of global height system at centimeter level using precise frequency signal links
Ziyu Shen, Wen-Bin Shen, Shuangxi Zhang
The realization of International Height Reference System (IHRS) is one of the major tasks of the International Association of Geodesy (IAG). A main component of the IHRS realizatio…
Gravity field modeling using space frequency signal transfer technique between satellites
Ziyu Shen, WenBin Shen, Xinyu Xu +1
Here we provide an alternative approach to determine the Earth's external gravitational potential field based on low-orbit target satellite (TS), geostationary satellites (GS), and…