Downlink transmit beamforming in TDD-MIMO systems

Concerning the access terminals (AT) use single antenna to transmit, two precoding methods were proposed for TDD systems that combined instantaneous CSI and statistical CSI effectively. When without feedback, instant perfect CSI was utilized to the most, while using the degrees of freedom to guarant...

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Bibliographic Details
Main Authors: XU Dao-feng 1, YANG Lv-xi1
Format: Article
Language:zho
Published: Editorial Department of Journal on Communications 2009-01-01
Series:Tongxin xuebao
Subjects:
Online Access:http://www.joconline.com.cn/zh/article/74652954/
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