信号覆盖的相关知识
2024-12-02 14:56:32 0 举报AI智能生成
信号覆盖的相关知识
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Signal coverage
Ground-based transmitting center transmits signals<br>
high power S-band<br>
Synchronous satellite receiving and forwarding<br>
Receiving terminal on the ground
Single transmitting station<br>
In areas with small urban areas and flat terrain<br>
Single transmitting station<br>
Co-frequency transponder supplemental coverage<br>
U-band CMMB signal<br>
Single-frequency network
In areas with large urban areas<br>
Adopt single frequency network (SFN) coverage mode
Based on several transmitting stations<br>
Co-frequency transponder supplemental coverage<br>
GPS receiver, multiplexer and modulator synchronize the system<br>
Determine the time synchronization relationship
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