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pro vyhledávání: '"A. C. Norwine"'
Publikováno v:
The Journal of the Acoustical Society of America. 21:527-537
This device provides for rapid analysis of short samples of speech and other sounds. It permits direct viewing of the energy‐frequency distribution of the sound at instants of time in a two‐dimensional pattern, and also over intervals of time as
Autor:
O. J. Murphy, A. C. Norwine
Publikováno v:
Bell System Technical Journal. 17:281-291
Two-way conversation is arbitrarily defined in terms of vocal intervals and the pauses between them. These quantities, as determined by the presence or absence of speech energy, have been measured from continuous oscillograms of calls on a New York-C
Autor:
A. C. Norwine
Publikováno v:
Electrical Engineering. 58:62-67
This paper describes a family of devices which automatically respond to signals and control the circuit amplification in such a way as to improve transmission. Their general characteristics are outlined, their differences explained, and some of their