×

Automatic tone fault detection system and method

  • US 5,923,729 A
  • Filed: 05/20/1997
  • Issued: 07/13/1999
  • Est. Priority Date: 05/20/1997
  • Status: Expired due to Term
First Claim
Patent Images

1. An apparatus for detecting failure of tones and messages generated by an telephonic system, the telephonic system having a multiport switch with a plurality of ports on which the tones and messages are provided, the apparatus comprising:

  • a telephonic adapter configured to communicate with the telephonic system;

    a central processor coupled to the telephonic adapter, the central processor configured to communicate with the telephonic system through the telephonic adapter and to log-in to the telephonic system as a supervisory console;

    an audio detection circuit coupled to the telephonic adapter to receive signals representative of the tones and messages provided by a selected port of the telephonic system, the audio detection circuit configured to measure at least a power level of the received signals and to provide an indication to the central processor whether the measured power level is within a predetermined range; and

    an alarm circuit coupled to the central processor and responsive thereto, configured to indicate to the telephonic system that the measured power level is not within the predetermined range.

View all claims
  • 16 Assignments
Timeline View
Assignment View
    ×
    ×