均衡器利用评价结果调整接收机信号增益和数据定时提前(Timing Advance),调整后不仅会减少失真造成的影响,而且还可以恢复部分数据。均衡器还能补偿多径造成的延迟,且在每个TDMA“burst”完成。
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定时提前量 timing advance ; TADV
上行定时提前 uplink timing advance
分组定时提前控制信道 Packet Timing advanced Control Channel PTCCH
提前定时 early timing ; advanced timing ; advance timing
较预定的时间提前 ahead of schedule
无线测量集中在移动台与基站之间,主要测量信号电平、信号质量、定时提前量等等。
Wireless measurements occur between MS and BTS and the major measurement parameters include signal level, signal quality, time advance and so on.
那架喷气式飞机比预定时间提前两分钟到达了约翰内斯堡。
The jet arrived in Johannesburg two minutes ahead of schedule.
提前决定你在每天的各个特定时间段要做什么。
Decide ahead of time what you're going to do at certain times each day.
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