Method of adapting processing parameters in a call processing system
US5506885A · kind A · utility
14Cited by
15References
18Claims
0Family size
Inventor
Key dates
| Filing date | Aug 11, 1994 |
| Grant date | Apr 9, 1996 |
| Priority date | — |
| Expiry date | Aug 11, 2014 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M3/493
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A method and apparatus for utilizing DTMF tones and supervisory tones in a call processing system to adjust parameters for future tones and/or speech. The tones initially received are analyzed to determine characteristics such as signal-to-noise ratio, twist, signal level, etc. Processing parameters for future tones and speech are adjusted based upon the characteristics of a first tone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.