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GIS、OpenGL技术在CDMA网络规划软件中的应用 被引量:1
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作者 李盘林 李方伟 杨丰瑞 《计算机工程与应用》 CSCD 北大核心 2003年第31期219-222,共4页
文章融合了GIS和OpenGL技术,并将其运用于CDMA移动通信系统网络规划软件的设计中。该系统选择适当的无线传播预测模型,采用ESRI公司的MapObjects组件搭建GIS电子地图及显示模块,结合OpenGL技术建立三维模型及显示模块。
关键词 地理信息系统 OPENGL cdma系统网络规划 MO组件
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A novel adaptive joint power control algorithm with channel estimation in a CDMA cellular system
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作者 QU Zhi-ying ZHANG Xing-zhou 《Journal of Marine Science and Application》 2005年第4期59-64,共6页
Joint power control has advantages of multi-user detection and power control; and it can combat the multi-access interference and the near-far problem. A novel adaptive joint power control algorithm with channel estim... Joint power control has advantages of multi-user detection and power control; and it can combat the multi-access interference and the near-far problem. A novel adaptive joint power control algorithm with channel estimation in a CDMA cellular system was designed. Simulation results show that the algorithm can control the power not only quickly but also precisely with a time change. The method is useful for increasing system capacity. 展开更多
关键词 控制技术 误差 管道 cdma网络系统
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