Patent ID: 6393296
Filing Date: 2002-05-21
Classification: H04L,H04W

Abstract:
In a communication system operative to provide a wireless communications link between a mobile unit and a fixed network, wherein a set of communication services supported by said system includes a data transmission service operable to transmit data in a known format and said mobile unit includes a display adapted to accept and display alphanumeric characters in said known data format, and further wherein said data transmission service is provided on a non-interactive basis, a method for retrieval by said mobile unit of a message addressed to and stored at a destination address other than an address of said mobile unit, and provided in a format other than said known data format, comprising the steps of:providing a software-implemented user agent in said fixed network operating as a proxy for said mobile unit and enabled to manage interface compatibility for messages exchanged between said mobile unit and said fixed network; causing said user agent to select and retrieve a message addressed to and stored at a destination address other than a mobile unit address for a user associated with said user agent from a plurality of messages provided in said other format and stored at said destination address other than said mobile unit address, wherein neither the header nor the message data of the retrieved message includes an address translatable by said communication system for said user agent or for said mobile unit; causing said user agent to convert said other format of said selected message to said known data format used by said mobile unit; and transmitting said selected message from said user agent to said mobile unit.