Patent ID: 7248872
Filing Date: 2007-07-24
Classification: G06F

Abstract:
1. A method for providing information on users of wireless devices in a database to a personal information manager of one user wireless device, comprising: maintaining records for users of wireless devices within the database; for at least one shadowed user, maintaining in the database a list of other users tracking the shadowed user; generating position records indicating a geographical location of wireless devices associated with users of the database and a time the geographical location was determined; determining, for shadowed users, whether a modification was made to one database record for the shadowed user; determining whether a new position record was generated indicating a geographical location and time the geographical location was determined for the wireless device associated with the shadowed user; for each user on the list of each shadowed user, transmitting information to the wireless device of the user on the list indicating the shadowed user, the determined modification made with respect to the database record of the shadowed user, and geographical location and time in the new position record.