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Pulse modulator and PPM demodulation determining circuit employed in ultra wideband wireless communications
Pulse modulator and PPM demodulation determining circuit employed in ultra wideband wireless communications
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机译:超宽带无线通信中使用的脉冲调制器和PPM解调确定电路
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摘要
The present invention provides a pulse modulator and a PPM demodulation determining circuit employed in Ultra Wideband (UWB) wireless communications. The pulse modulator comprises high frequency delayers which delay an input pulse, variable gainers each of which amplifies the delayed pulse, and an adder which adds the amplified pulses. The PPM demodulation determining circuit comprises an absolute value converter which absolute value-converts a received signal, integration circuits which individually integrate the absolute value-converted signals, and a comparison/determination unit which compares the integrated signals.
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