Digital Signal Processing Solutions Tools: Vocoder Algorithms

Product Name: ITU-T G.726 ADPCM
Company Name: Ensigma Ltd.
Features & Benefits:
  • Fully compliant with G.726 in full duplex
  • Robbed-bit signalling to ANSI TI302-1989
  • Supports multiple channels on a single device
  • Selectable A-law/µ-law interface
  • On-the-fly=switching between 24 and 32kbps
  • Source code available
TMS320 Devices Supported: C5x
Data Rate (kbps): 24-32kbps
Program Memory (k word): 3kword
Data Memory (k word): 0.37kword
Processor Loading (MIPS): 11.2MIPS
Target Platform: TMS320C5x
Hardware Requirements:
Technical Support/Training Available: Yes
One week free expert support.
Overview: The G.726 ADPCM algorithm implementation form Ensigma is fully compliant with the ITU-T (formerly CCITT) test vectors and operates on 8-bit A-law or µ-law PCM sampled at 8kHz. A special feature of Ensigma's implemetation is that it supports independent on-the-fly switching between 24 and 32k-bit/bps for multiple encoders and decoders.
Ideal Performance:
Algorithm Verification: Fully compliant with ITu-T G.726 test vectors
Availability: Now
Operating System Used:
Tools Supported By:
Company Information: Ensigma Ltd.
Turing House, Station Rd.
Chepstow Wales NP6 5PB UK
Tel: +44 1291 625422
Fax: +44 1291 620301
e-mail: cliff@ensigma.com
www: http://www.ensigma.com
Ensigma provides design and research services in the fields of telecommunications, speech and signal processing. We also have DSP implementations of many international standard algorithms.

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