METHOD AND APPARATUS FOR SHARING USER INFORMATION IN A GROUP COMMUNICATION NETWORK

摘要

The disclosed embodiments provide methods and apparatus for detecting or announcing presence and/or location information in a wireless communication network. In one aspect, a method for sharing user information in a wireless communication network includes sending an alert from an originator to a target, the alert including information about the originator and requesting information about the target, receiving information by the originator from the target in response to the alert, and updating information in the originator about the target, based on the received information. In another aspect, a method includes sending at least one alert from an originator, requesting information about at least one target user; receiving information by the originator in response to the alert; and updating information by the originator about the target user, based on information received.