Telecommunications – Transmitter and receiver at same station – Radiotelephone equipment detail
Reexamination Certificate
2005-06-14
2005-06-14
Maung, Nay (Department: 2684)
Telecommunications
Transmitter and receiver at same station
Radiotelephone equipment detail
C455S466000, C455S556100, C455S422100, C455S426100, C375S222000, C370S352000, C370S465000
Reexamination Certificate
active
06907265
ABSTRACT:
The present invention provides a system and method for instantly providing a packet-switched connection, e.g., GPRS, to a portable computer of an existing mobile station. According to exemplary embodiments of the present invention, a GPRS identifier is added to a modem's standard AT dial command in order to indicate that GPRS is requested. The modification to the modem's dial command is made in such a way so as to be compliant with the well known syntax rules set forth for that command. By modifying the modem's AT command set accordingly, an existing mobile station's portable computer will be capable of instantly supporting GPRS irrespective of the off-the-shelf operating system in use in the portable computer.
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Holmström Tomas Jarl
Van Der Winkel Ramon
Maung Nay
Soburka Philip J.
Telefonaktiebolaget LM Ericsson
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