User group indication and status change in radiocommunications systems
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United States of America Patent
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May 7, 2002
Grant Date -
N/A
app pub date -
Nov 16, 1998
filing date -
Nov 16, 1998
priority date (Note) -
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Abstract
The present invention sets forth group call services which uses broadcast or point-to-point radiocommunication resources to provide information to a mobile station user. First, indications of existing group calls are transmitted to mobile stations. Then, users of mobile stations are alerted to the existence of relevant group calls, i.e., those calls in which they are eligible to participate.
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