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pro vyhledávání: '"Jason Zhang"'
Publikováno v:
Journal of Global Positioning Systems. 4:95-105
Precise GPS velocity and acceleration determination relies on Doppler and/or Doppler rate observations. There are no direct Doppler rate measurements in GPS. Although every GPS receiver measures Doppler shifts, some receivers output only "raw" Dopple
Publikováno v:
EURASIP Journal on Advances in Signal Processing. 2013
Over-the-horizon radar systems are capable of localizing targets in range and azimuth but are unable to achieve reliable altitude estimation. Past work has shown that the time-varying Doppler signatures of micro-multipath signals provide rich informa