POSITION DETERMINATION USING PORTABLE PSEUDO-TELEVISION BROADCAST TRANSMITTERS
摘要
An apparatus, method, and computer-readable media. The apparatus comprises a receiver adapted to receive a plurality of broadcast signals a signal processor adapted to determine a position based on the received plurality of broadcast signals a signal generator adapted to generate a ranging signal comprising a known component of a television signal and a transmitter adapted to broadcast a signal comprising the ranging signal and a position signal comprising a description of the position.
申请公布号
WO03067869(A2)
申请公布日期
2003.08.14
申请号
WO2003US02959
申请日期
2003.01.31
申请人
ROSUM CORPORATION;SPILKER, JAMES, J., JR.;RABINOWITZ, MATTHEW