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1results about How to "Improve Spectrum Utilization Efficiency" patented technology

Continuous signal processing methods, systems, and storage media suitable for satellite communications

PendingCN122293167AReduce structural overheadImprove carrying capacityFrequency spectrumTelecommunications
This invention discloses a continuous signal processing method, system, and storage medium suitable for satellite communication. The method acquires a continuously received signal; performs coarse frequency offset estimation and compensation on the continuously received signal to obtain a frequency offset compensated signal; performs symbol timing recovery on the frequency offset compensated signal to obtain an optimal sampling sequence; performs modulation identification on the optimal sampling sequence to determine the modulation type of the optimal sampling sequence; combines the modulation type to perform fine frequency offset and carrier phase estimation compensation on the optimal sampling sequence to obtain a phase compensated sequence; performs multi-path candidate phase rotation and channel decoding decision on the phase compensated sequence, eliminates phase ambiguity using decoding convergence features, and obtains decoded data; and filters the decoded data based on a preset frame boundary flag to output valid service data. This invention can reduce physical layer frame structure overhead and improve spectrum utilization efficiency and link carrying capacity.
Owner:COWAVE SATELLITE COMM TECH CO LTD