Patent ID: 6683939
Filing Date: 2004-01-27
Classification: H04M,H04Q

Abstract:
An apparatus for logging outgoing phone numbers dialed from an extension connected to a phone line, the apparatus comprising:a switching network coupled to the phone line; a CODEC coupled to the switching network and capable of converting an analog signal on the phone line into a series of digital values; a digital signal processor coupled to the CODEC for decoding the series of digital values into a series of dialed-symbol values representing symbols dialed on an extension when the analog signal comprises a Dual Tone Multiple Frequency signal produced by the extension and for decoding the series of digital values into a series of decoded digital values when the analog signal comprises a Dual Tone Multiple Frequency signal produced by a caller phone; a processing unit interface coupled to the digital signal processor and capable of packaging the series of dialed-symbol values into a data packet and capable of packaging the decoded digital values into a second data packet; and a processing unit, comprising a personal computer, coupled to the processing unit interface and capable of receiving the data packet from the interface, retrieving the dialed symbol values from the data packet and storing the dialed-symbol values in a log database, wherein the personal computer further comprises computer readable instructions for performing answering machine functions comprising instructions for converting decoded digital values in the second data packet into dialed-symbol values.