VOICE PROCESSING CIRCUIT AND VOICE REPRODUCING DEVICE

VOICE PROCESSING CIRCUIT AND VOICE REPRODUCING DEVICE

PURPOSE:To eliminate a needless low frequency region noise and to emphasize only voice keeping variation of voice quality to the minimum. CONSTITUTION:A left voice signal and a right voice signal are supplied to an adder 3 and a subtracter 4. An output of the adder 3 is supplied to a low frequency c...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: IKEDA YUKIHISA
Format: Patent
Sprache:eng
Schlagworte:
INFORMATION STORAGE
INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER
PHYSICS
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Beschreibung
Zusammenfassung:PURPOSE:To eliminate a needless low frequency region noise and to emphasize only voice keeping variation of voice quality to the minimum. CONSTITUTION:A left voice signal and a right voice signal are supplied to an adder 3 and a subtracter 4. An output of the adder 3 is supplied to a low frequency cut filter 5 having a first cutoff frequency, and an output of the subtracter 4 is supplied to a low frequency cut filter 6 having a second cutoff frequency. An output of the low frequency cutoff filter 5 and an output of the low frequency cutoff filter 6 are supplied to an adder 7 and a subtracter 8 respectively.