System and method for communicating with a remote communication unit via the public switched telephone network (PSTN)
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United States of America Patent
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Sep 9, 2003
Issued Date -
N/A
app pub date -
Apr 28, 1999
filing date -
Feb 14, 1997
priority date (Note) -
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Abstract
The present invention is generally directed to a system and method for communicating between a personal data access device and a remote communication unit. In accordance with one aspect of the invention, a device, electrically connected for communication with a public switched telephone network (PSTN), is provided for facilitating communications between a personal data access device and a remote communication unit disposed in communication with the PSTN. The device includes a radio frequency (RF) transceiver configured for communication with a remote RF transceiver associated with the personal data access device, via an RF link, and a controller, responsive to communications received from the remote RF transceiver to maintain two-way communication between the personal data access device and the remote communication unit via the PSTN and the RF link.
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