Syllable Compander - Onsetsu Compander

Japanese: 音節コンパンダー - おんせつこんぱんだー
Syllable Compander - Onsetsu Compander

…An instantaneous compander compresses and expands the signal amplitude according to the instantaneous value of the signal input waveform, and is mainly used in pulse code modulation. A syllabic compander controls the compression and expansion according to the average level of the input signal, and is used in normal voice circuits. A method intermediate between the instantaneous and syllabic types is sometimes called a quasi-instantaneous type. …

*Some of the terminology explanations that mention "syllable compander" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…瞬時コンパンダーは信号入力波形の瞬時値に応じて,その信号振幅に圧伸を行うもので,主としてパルス符号変調方式に適用される。音節コンパンダーは入力信号の平均レベルに応じた圧伸制御を行うもので,通常の音声回路に使用される。瞬時形と音節形の中間的な方式を準瞬時形と称する場合もある。…

※「音節コンパンダー」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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