Circuit and method for digitally measuring signal levels, of...

Details Circuit and method for digitally measuring signal levels, of... Circuit and method for digitally measuring signal levels, of...

H - Electricity

04

B

354/71

H04B 17/00 (2006.01) H04J 3/14 (2006.01)

Patent

CA 1068408

A CIRCUIT AND METHOD FOR DIGITALLY MEASURING SIGNAL LEVELS OF PCM ENCODED SIGNALS Abstract of the Disclosure A digital circuit for the level measurement of PCM signals representing an analogue signal and encoded in accordance with a predetermined companding law comprising a selector circuit having position O-n for selecting integers between O - n; a sampling circuit for successively sampling the input PCM signal 2n times, n being determined by the selector circuit; a connector circuit for converting each of the samples to its normalized power representation and for computing the average power of the samples; and means for determining the signal level equivalent of said average power in a conventional representation of power levels. - i -

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