<p>One or more atmospheric propagation effects are estimated by using a phase comparison between and upper sideband and a lower sideband of a modulated signal. In one embodiment, one or more propagation effects are estimated by using a phase comparison between an upper sideband and a lower sideband of a satellite navigation signal. In one embodiment, one or more ionospheric propagation effects are estimated by using a phase comparison between an upper sideband and a lower sideband of a GPS M-code signal.</p>
申请公布号
WO2006124110(A1)
申请公布日期
2006.11.23
申请号
WO2006US09485
申请日期
2006.03.16
申请人
L-3 COMMUNICATIONS CORPORATION;WATSON, GEORGE;GRAHAM, SCOTT;REED, CHRIS