<p>A method for estimating the distance between a transmitter and a receiver, the transmitter being arranged to transmit a signal as a series of bursts, and the carrier frequency of each burst being set according to a predetermined sequence, the method comprising: forming a first series comprising the measured differences between the phases of successive bursts as received at the receiver; forming a second series comprising estimated differences between the phases of successive bursts as received at a supposed time difference between the transmitter and the receiver; and determining the quality of fit between the first series and the second series.</p>
申请公布号
WO2004074865(A1)
申请公布日期
2004.09.02
申请号
WO2004GB00630
申请日期
2004.02.18
申请人
CAMBRIDGE SILICON RADIO LIMITED;NEWTON, TIMOTHY;COLLIER, JAMES;LEVITA, CANDIDO