Digital Signal Processing Solutions Tools: Telecommunication Algorithms

Product Name: Call Progress Tone Detection
Company Name: D2 Technologies, Inc.
Features & Benefits:
  • Detects North America precise CP tones.
  • Programmable cadence
  • Meets Bellcore precise tone detection specs.
  • Superior talk-off performance
  • Accepts telephone band codec or linear data
TMS320 Devices Supported: C2xx C5x C54x C6x
Data Rate (kbps): 8
Program Memory (k word): 1.4
Data Memory (k word): 153
Processor Loading (MIPS): 1.1
Target Platform:
Hardware Requirements: None.
Word Size:
Clock Rate:
Group Delays:
Technical Support/Training Available: YES
90 day warranty period plus optional design consultation, algorithm development, system integration and training services available.
Overview: D2's Call Progress (CP) Tone Detection algorithm module detects the North America precise call-progress tones under a broad range of network conditions. Tones include: dial, busy, audible ring, intercept, reorder, message wait and recall dial.
Ideal Performance: Integrated with other VP Open modules and tested for concurrent real-time processing on multiple-voice ports.
Algorithm Verification: D2 CP tone-detection test for frequency deviation, twist, dynamic range and SNR, D2 CP tone talk-off test with Bellcore voice tapes, D2 CP tone talk-down test with echo canceller and the Bellcore voice tapes, VP Open interface validation.
Availability: C5x - Available

C2xx, C54x, C6x - Consult D2.

Operating System Used: VP Open specifications
Tools Supported By: TI, White Mountain, DSP Research, Go DSP, National Instruments.
Company Information: D2 Technologies, Inc.
104 West Anapamu Street
Santa Barbara CA 93101 USA
Tel: 805-564-3424
Fax: 805-966-2144
e-mail: sales@d2tech.com
www: http://www.d2tech.com
Voice processing solutions provider for computer telephony. Over 20 years of industry experience in algorithms, DSP implementation, real-time systems, and telephony system integration.

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