UTRA
- 网络通用陆地无线接入;通用地面无线接入;无线接入;UMTS地面无线接入;通用移动通信系统地面无线接入
UTRA-
On the Analysis about Utra - low Carbon Sulphur in Steel
钢中超低碳硫分析探讨
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Communication capacity of WCDMA systems combining UTRA TDD mode with time-switching beamforming
UTRATDD模式与时间切换波束形成相结合的WCDMA系统容量
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Firstly , this paper shows the outline of the TD-SCDMA system physical layer transmission technology . In the physical layer parameters ' aspects , the paper maks the difference between the TD-SCDMA and the other specification & UTRA TDD .
本论文首先论述了TD-SCDMA系统的物理层传输技术及与3G另一标准UTRATDD在物理层参数和特性比较。
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Analyzing the array pattern , it is shown that the interference of other sectors , also to be MAI , can be effectively suppressed by the array antennas for a sectored UTRA TDD of WCDMA system .
对阵列模式进行分析，证明分扇区UTRATDD模式的WCDMA系统能有效抑制多址干扰。