Analysis and comparison of code tracking performance for BPSK-R signal and BOC signal
Analysis of influence of timescale deviationupon pseudorange measurement
A design of NTP time server based on W5100
A design of portable low frequency time-code receiver based on FPGA
Study on the usage of hydrogen clock in time keeping
Application of CPLD to frequency synthesizer circuit of atomic clock
Progress of the research on narrow-linewidth laser at 698 nm
A DFB laser-pumped rubidium atomic frequency standard
Time measuring/calculating in Song dynasty
Discrepancies of calendar elements between astronomical recordsin 24 Histories and ChenYuan′s historical calendar