摘要 |
A signal transmission system for a satellite comprises means (31) for producing a signal to be transmitted; a first signal channel (37) which includes a first digital pre-distortion device (32) for applying pre-distortion to the signal; a second signal channel (38) for processing an envelope of the signal, which includes a second digital pre-distortion device (35) for applying pre-distortion to the envelope of the signal; and output means (34) for transmitting the signal. |