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
high power S-band
Synchronous satellite receiving and forwarding
Receiving terminal on the ground
Single transmitting station
In areas with small urban areas and flat terrain
Single transmitting station
Co-frequency transponder supplemental coverage
U-band CMMB signal
Single-frequency network
In areas with large urban areas
Adopt single frequency network (SFN) coverage mode
Based on several transmitting stations
Co-frequency transponder supplemental coverage
GPS receiver, multiplexer and modulator synchronize the system
Determine the time synchronization relationship
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