发明名称 |
A METHOD, SYSTEM AND MOBILE DEVICE FOR IMPLEMENTING A SERVERLESS PRESENCE SYSTEM |
摘要 |
A method, system and mobile communication device for implementing a serverless presence system are provided. In accordance with one embodiment, there is provided a method of sharing presence information between a group of mobile communication devices configured to communicate over a wireless network, the mobile communication devices defining the group members of the group, the method comprising: sending a data packet from a sending group member to at least one of the other group members; determining a presence status in accordance with whether a delivery acknowledgement is received by the sending group member from each of the other group members to which the data packet was sent within a predetermined duration from the sending of the data packet; storing the determined presence status in memory; and sending a presence update comprising the determined presence status of at least some of the group members to all of the group members. |
申请公布号 |
CA2697981(C) |
申请公布日期 |
2016.08.02 |
申请号 |
CA20102697981 |
申请日期 |
2010.03.30 |
申请人 |
RESEARCH IN MOTION LIMITED |
发明人 |
LITTLE, HERBERT A.;BROWN, MICHAEL S. |
分类号 |
H04W4/06;H04W4/12 |
主分类号 |
H04W4/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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