Reducing multipath signal degradation effects in a wireless transmission system
A transmitter transmits a signal to a receiver along a transmission path. The respective positions of the transmitter and the receiver are determined, and notice is received that a moving vehicle is proximate to the transmission path. Responsive to such notice, the moving vehicle position is determi...
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Zusammenfassung: | A transmitter transmits a signal to a receiver along a transmission path. The respective positions of the transmitter and the receiver are determined, and notice is received that a moving vehicle is proximate to the transmission path. Responsive to such notice, the moving vehicle position is determined, and such position is used with the transmitter and receiver positions to determine whether the moving vehicle is located between the transmitter and receiver positions. If so, the moving vehicle position is used to calculate the time delay between the times at which first and second components of the transmitted signal are received at the receiver, wherein the first component is transmitted directly to the receiver, and the second component is transmitted to the receiver after reflection from the moving vehicle. The calculated time delay is then used to provide a corrective signal component, which is employed to reduce degradation of the first component caused by the second signal component. |
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