发明名称 Estimation of the speed of a mobile device
摘要 A mobile device configured to estimate the speed at which it is moving. The mobile device includes a timing component configured to perform a plurality of Doppler shift measurements on a timing signal received by the mobile device. The mobile device also includes a processing component configured to correlate the size of the range of the plurality of Doppler shift measurements to the speed at which the mobile device is moving.
申请公布号 US7895013(B2) 申请公布日期 2011.02.22
申请号 US20080050351 申请日期 2008.03.18
申请人 RESEARCH IN MOTION LIMITED 发明人 DIETZ DAVID BLAINE;SANGARY NAGULA THARMA;SIMMONS SEAN BARTHOLOMEW
分类号 G01P5/00 主分类号 G01P5/00
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