Patent ID: 6728734
Filing Date: 2004-04-27
Classification: G06F,Y10S

Abstract:
A method of facilitating data updates between a base processing unit and one or more portable processing units, comprising:receiving an update request signal at the portable processing unit from the base processing unit over a wireless communication channel, the update request signal indicating that a data update between the base processing unit and the portable processing unit is advisable; and issuing an alarm at the portable processing unit that is perceivable by a user of the portable processing unit in response to the update request signal indicating that a data update routine between the base processing unit and the portable processing unit should be initiated by the user, wherein the one or more portable processing units include a universe of portable processing units and the update request signal includes a code from among a plurality of codes unique to one of the portable processing units of the universe such that only the portable processing unit corresponding to the code issues the alarm.