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From: miron@extropia.wimsey.com (Miron Cuperman)
Subject: ANNOUNCE: CELP voice compression offered (commercial)
Message-ID: <1993Jul26.194039.15853@extropia.wimsey.com>
Summary: CELP codec on the TMS320C5x offered for licensing.
Keywords: CELP TMS320C5x voice compression
Organization: Immortal Freedom's Deck
Date: Mon, 26 Jul 1993 19:40:39 GMT
Lines: 48

Company name: CVI Computer Voice Interfaces, Inc.
Product: 8 Kbit/s CELP on the TMS320C5x family of DSP chips.

Applications: 
	- Low bandwidth transmission of voice.
	- Compact voice storage for archival purposes.
	- Low-cost digital answering machines.
	- Efficient storage for voice mail.

Features:
	- Near toll quality at 8 Kb/s.
	- Variable rate option with 1 Kb/s silence encoding
	- Economically implemented on a fixed-point processor for
	  lower system cost.
	- Attractive licensing scheme.
	- Future availability of 4 Kb/s.
	- Custom rates possible.

Capacity:
	- Two half-duplex or one full duplex channels on the 20 MIPS 'C5x
		(at 95% and 55% CPU utilization respectively).
	- Two full duplex channels on the 28.6 MIPS 'C5x
		(at 77% CPU utilization).
	- Requires 9 K-words program memory and 3 K-words data memory.
	- Decoding in real-time on a 486 class CPU.

Availability:
	- Basic system: immediate.
	- Options: please call to discuss.

For more information, contact cvi@extropia.wimsey.com.
Or write to:
CVI Inc.
443 Vienna Cres.
North Vancouver, BC
Canada V7N 3B3

Tel: (604) 987 1719
Fax: (604) 986 8139

CVI is a high-tech company in the field of digital-signal-processing.
The company provides both consulting and implementation services.
Most of the projects involve state-of-the-art algorithms resulting
from the latest research.  CVI works with system-development firms
to produce innovative applications or to improve established
products.