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COMMUNICATION DEVICE, SPREAD-SPECTRUM RECEIVER, AND RELATED METHOD USING NORMALIZED MATCHED FILTER FOR IMPROVING SIGNAL-TO-NOISE RATIO IN HARSH ENVIRONMENTS
COMMUNICATION DEVICE, SPREAD-SPECTRUM RECEIVER, AND RELATED METHOD USING NORMALIZED MATCHED FILTER FOR IMPROVING SIGNAL-TO-NOISE RATIO IN HARSH ENVIRONMENTS
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机译:通信设备,扩频接收器以及使用归一化匹配滤波器改善恶劣环境中信噪比的相关方法
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摘要
A communication device, a method of operating a communication device, and a spread-spectrum receiver are disclosed. The method includes receiving an incoming RF signal, demodulating the incoming RF signal to generate a baseband signal, filtering the baseband signal with a normalized matched filter having filter characteristics matched to a pulse-shaping filter of the transmitter that generated the incoming RF signal, and extracting a received signal from a normalized output generated by the normalized matched filter. As a result, interferences and noise from harsh environments may be suppressed.
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