The protocol can search multiple feasible tree branches, and select the optimal or near optimal branch for connecting the new receiver to the multicast tree if it exists.
该协议可搜索多条可行树枝，并能选择一条最优(或近优)树枝将新成员连接到多播树。
Adoption of the satellite search method provided by the invention and the receiver implementing such a method can shorten the time for acquiring a visible satellite.
利用本发明所提供的卫星搜索方法及实施该方法的接收机，缩短了获取可见卫星的时间。
The GPS receiver associated with the cell-phone is aided with information received from the cell-site and webserver that help reduce satellite search uncertainty.
蜂窝电话的GPS接收机得到从基站和网络服务器收到的信息的帮助，从而可减少卫星搜索的不确定性。
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