Patent ID: 6690923
Filing Date: 2004-02-10
Classification: H04M,H04W

Abstract:
An auto-diagnostic apparatus for testing the proper functioning of a cellular, or cellular-like, transceiver and a cellular, or cellular-like, interface unit operatively coupled to said cellular transceiver, which interface unit couples a land-type telephone device to the cellular transceiver whereby DTMF or pulse-type dialing signals are converted into digital format for sending to said cellular, or cellular-like, transceiver, whereby the dialed number made on the land-type of telephone may be used to call a number over the cellular, or cellular-like, system, said apparatus comprising:auto-diagnostic means coupled to said interface unit for generating signals for testing the operation of said cellular, or cellular-like, interface unit; means for generating a signal for initiating in said auto-diagnostic means the initiation of the testing of the proper functioning of said cellular, or cellular-like, interface unit operatively coupled to said cellular transceiver.