supported by Natural Key R&D Program of China (Grant No. 2016YFB0400904);National Natural Science Foundation of China (Grant No. 61805036);Natural Science Foundation of Jiangsu Province (Grant No. BK20181139);Fundamental Research for Funds for Central Universities;the supporting in system testing and applications from the 44th Research Institute of China Electronics Technology Group Corporation
Using the high sensitivity of the avalanche photodiode(APD) detector operated in the Geigermode(GM), an array readout integrated circuit(ROIC) comprising a two-segment time-to-digital converter(TDC) is employed for wi...
supported by the National Natural Science Foundation of China (Grant No. 60772095);the Funds for Creative Research Groups of China (Grant No. 60921003)
The radio interferometric positioning system (RIPS) measures the phase difference of the interference signal to provide high accuracy and at the same time maintain simple hardware configuration for wireless sensor n...
supported by the National Natural Science Foundation of China (Grant No. 60678018)
It is well-known that the integer ambiguities of network real time kinematics (RTK) in GPS can hardly be precisely resolved because of the small change of position dilution of precision (PDOP) within a few observa...