…These have a structure that imitates the operation of the human speech organs. This mechanical structure of the synthesizer was replaced by an electric circuit structure in 1939 by the American H. Dudley (Figure 3). The resonance characteristics of the oral cavity are expressed by several prominent frequency components, or formants, so the resonance characteristics of the oral cavity can be imitated by using several resonant circuits with variable resonant frequencies instead of bandpass filters. … *Some of the terminology that mentions "Dudley, H." is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…これらは人の音声器官の動作を模擬する構造をもっている。この機械的構造の合成器が電気回路構造に代わったのは1939年で,アメリカのダッドリーH.Dudleyによる(図3)。口腔の共鳴特性は数個の強勢な周波数成分,すなわちフォルマントで表されるので,共振周波数が変化できる数個の共振回路を帯域フィルターの代りに用いて,口腔の共鳴特性を模擬できる。… ※「Dudley,H.」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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