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CDMA移动通信系统预多波束工作方式 被引量:4

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摘要 从分析阵列天线的信号环境出发 ,本文给出了一种实用于CDMA移动通信系统的预多波束工作方式。与阵元空间的自适应工作方式相比 ,预多波束工作方式尽管有一些性能损失 ,但对变化环境有很快的响应速度、很好的抗毁性和可实现性 ,对已有移动通信系统影响也很小。通过智能算法可以改变波束宽度的参数 ,达到平衡业务、控制切换边界的目标。依靠上行链路的方向信息 ,可以做到下行链路的定向发射 ,从而改善了下行链路的性能。
作者 耿宏 赵建平
出处 《电讯技术》 北大核心 2000年第2期9-13,共5页 Telecommunication Engineering
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