提前量就是在A目标发出的指令后,B目标前往的方向地点与A目标发出指令的方向地点一致。从而使A目标发出的指令与B目标相交。 例如,防空机枪攻击空中目标时,就要提前预估目标的位置,以保证命中目标(也称预判)。 也有提前准备的意思。
PACKET DOWNLINK ASSIGNMENT消息的定时提前量(Timing Advance Value)域提供了初始定时提前量。对于某个MS,网络侧如果没有得到有效的初始定时提前量,就需要通知MS发送PACKET CONTROL ACKNOWLEDGEME...
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On the basis of researching the loading accuracy, the adaptive algorithm of initial lead has been designed. The control system achieves the goal of improving the precision of ration loading and the adaptive capability.
在研究装车精度控制的基础上,给出了提前量自整定的控制方法,达到了提高系统的自适应能力和提高装车精度的目的。
参考来源 - 柴油定量装车监控系统的开发与研究·2,447,543篇论文数据,部分数据来源于NoteExpress
参考提前量移动分划的正确的位置,还集成有测距设备。
This graticule moved to the correct position allowing for deflection, and also incorporated a ranging facility.
方位提前量预留准确,可以大大减少扭方位的几率,减少起下钻次数。
If ahead of schedule measure of AZM is accurate, it can greatly reduce rates of adjusting AZM and times of trips.
上行同步的维持是根据收到的下行链路的定时,发送上行链路定时提前量来实现的。
Uplink synchronization is maintained in 1.28 Mcps TDD by sending the uplink advanced in time with respect to the timing of the received downlink.
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