Digital Signal Processing Solutions Tools: Telecommunication Algorithms

Product Name: InvisilinkTMTelephony CODEC
Company Name: ViaDSP
Features & Benefits:
  • Compresses 64k PCM to 2.4-16kbps
  • High quality voice using multiple vocoders
  • G.726, G.728, G.729, G.723.1 supported
  • Modem relay of V.22bis, V.32bis
  • Group 3 Fax relay including V.17
  • STU III modem relay supported to 9.6kbps
  • No channel overhead necessary
TMS320 Devices Supported: C3x C54x C6x
Data Rate (kbps):
Program Memory (k word):
Data Memory (k word):
Processor Loading (MIPS):
Target Platform:
Hardware Requirements:
Word Size:
Clock Rate:
Group Delays:
Technical Support/Training Available: Yes
Application programmer's interface document
Overview: InvisiLink enables real time transport of analog telephony signals across low bit rate digital networks. The product supports all necessary anlog telephony signals including: voice, fax, modem, and signalling (DTMF etc). Voice processing includes compression and echo cancellation. Fax and modem relay are performed using demodulation and remodulation techniques. Digital networks supported include satellite, T1/E1, frame relay, ATM, and IP.
Ideal Performance:
Algorithm Verification: Tested and fielded throughout the world in T1/E1 and satellite applications. Laboratory testing with full Telecom Analysis Systems network emulation equipment.
Availability: C3x - now C54x-now C6x - Q2 98
Operating System Used:
Tools Supported By:
Company Information: ViaDSP
336 Baker Ave
Concord MA 1742 US
Tel: 508-369-0048 x103
Fax: 508-369-4868
e-mail: sales@viadsp.com
www: http://www.viadsp.com

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