搜索结果: 1-2 共查到“无线通信技术 UMTS”相关记录2条 . 查询时间(0.046 秒)
UMTS-HSDPA in High Altitude Platforms (HAPs) Communications
HAPs W-CDMA UMTS HSDPA Carrier-to-interference ratio
2009/7/28
In this paper, the performance of HAPs (High Altitudes Platforms) UMTS HSDPA (High Speed Downlink Packet Access) is studied for different HAPs height h, different cells radius R and two directions (0°...