Experiment with Speechlike Phase in a Spectrally Flattened Pitch‐Excited Channel Vocoder
作者:
Bernard Gold,
期刊:
The Journal of the Acoustical Society of America
(AIP Available online 1964)
卷期:
Volume 36,
issue 10
页码: 1892-1894
ISSN:0001-4966
年代: 1964
DOI:10.1121/1.1919288
出版商: Acoustical Society of America
数据来源: AIP
摘要:
The pitch‐excited vocoder invented by Dudley can be greatly improved and, it appears, made to produce very natural speech by the inclusion of (a) very precise pitch extraction and buzz‐hiss indication, (b) pre‐modulation spectral flattening of the exciting signal, and (c) more speechlike phase. This paper outlines a technique that induces more speechlike phase in a spectrally flattened pitch‐excited vocoder. Results obtained thus far from a computer‐simulated vocoder are quite hopeful.
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