Adaptive gain variable bit rate NIC processor

Details Adaptive gain variable bit rate NIC processor Adaptive gain variable bit rate NIC processor

1982-03-30

1985-02-19

Heyman, John S.

328151, 328147, 328135, H03K 1700, H03K 500, G06G 714

Patent

active

045008426

ABSTRACT:
An adaptive gain control is provided at the input of a Variable Rate Nearly Instantaneous Companding (VRNIC) processor to adjust the gain of low level speech signals so that the transmission bit rate and SNR will remain substantially the same for low signal levels as for high signal levels.

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patent: 4398157 (1983-08-01), Dieterich
patent: 4399416 (1983-08-01), Gillespie

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