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GSM网络掉话率高的原因及解决方案
提问者:178126261   |  提问时间:2011-10-28 18:51
就是某个地区的 网络掉话率高 是神马原因 和相对应的解决方法
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wowenliang20 的答案    ( 采纳时间:2011-11-16 11:09 )
可能原因是:发生轻度自激,外界干扰,施主基站参数设置不当,直放站上下增益的不平衡,直放站设备性能差
解决方法:在施主天线和重发天线间维持足够的隔离度
                    避免其他系统设备的设备共站,找出隔离干扰源
                    调整基站参数表
                     重新调整上下行增益
                      更换设备
回应该答案 (3)  |  回答时间:2011-10-30 10:02
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178126261  |  2011-11-16 11:09
虽然不是很满意 但是还是谢谢你的解答 我还是应届毕业生 做毕业论文用呢
220.169.8.*  |  2011-11-25 20:29
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其他答案 ( 1 条 )
有可能是邻近小区干扰,天线接收不平行设备功能性退化所致,可使用互调仪对该小区的设备进行测试,以便确定干扰源来自那里,如果干扰源来自本小区必需更换设备,如果是外部干扰就必需找出其干扰源所在。
回应该答案 (0)  |  回答者:oushaobo   |  2011-11-1 04:29
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