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METHOD OF PROCESSING THE DOPPLER EFFECT OF A SIGNAL TRANSMITTED BY A TRANSMITTING DEVICE TO A NON-GEOSYNCHRONOUS SATELLITE
METHOD OF PROCESSING THE DOPPLER EFFECT OF A SIGNAL TRANSMITTED BY A TRANSMITTING DEVICE TO A NON-GEOSYNCHRONOUS SATELLITE
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机译:处理由传输设备传输到非地球同步卫星的信号的多普勒效应的方法
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摘要
The present invention relates to a method (200) for transmitting a signal by a transmitting device (110) to a satellite (120) traveling in orbit around the Earth, said transmitting device (110) and the satellite (120) comprising wireless telecommunication means, said method comprises steps of: reception (210) by said transmitting device (110) of a signal emitted by the satellite (120), said presence signal; - analyzing (220) a frequency shift induced by Doppler effect on the presence signal received by said transmitting device (110); estimating (230) a subsequent time evolution of said frequency offset from a predetermined subsequent start time of transmission of the signal to be transmitted by the transmitting device (110) and over a predetermined duration of said signal to be transmitted; - Pre-compensation (240) of the subsequent estimated time evolution of the frequency shift on the signal to be transmitted.
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