Influence of clipping during signal detection by crosscorrelation method

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Influence of clipping during signal detection by crosscorrelation method

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The crosscorrelation of a harmonic signal buried in severe noise with another of the same frequency decreases by a constant factor when clipping occurs. Calculation of this factor for a Gaussian noise shows that signal detection may be enhanced by a factor of 2.3 by overdriving the measuring channel.

Inspec keywords: correlators; signal detection

Subjects: Information theory; Signal processing and detection

http://iet.metastore.ingenta.com/content/journals/10.1049/el_19690334
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