发明名称 Equipments and methods for uplink timing synchronization
摘要 A system and method are disclosed for providing uplink timing synchronization in a wireless communication system. The uplink timing synchronization may be provided via a specific message sent from the user equipment to a network access device, or may be calculated based upon data received at the network access device from the user equipment.
申请公布号 EP2434815(A3) 申请公布日期 2013.03.27
申请号 EP20110194297 申请日期 2008.12.18
申请人 RESEARCH IN MOTION LIMITED 发明人 CAI, ZHIJUN;WOMACK, JAMES EARL;JIA, YONGKANG
分类号 H04B7/26;H04W56/00 主分类号 H04B7/26
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