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单词 direct broadcast by satellite
释义
direct broadcast by satellite

Electronics and Electrical Engineering
  • A method of broadcasting that uses a communications satellite in geostationary earth orbit as the main transmitter. The signal to be broadcast is transmitted from its point of origin on the earth to the satellite where it is received, amplified, and retransmitted to cover a wide area. It is detected directly by individual receivers using a suitable dish antenna tuned to the DBS signals.


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