适用于DS-CDMA移动无线电的简单自适应干扰消除器

E. Taecinami, H. Murata, S. Yoshida
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引用次数: 3

摘要

盲自适应干扰消除器采用约束最小输出功率算法消除同信道干扰,不需要任何其他用户码的先验信息。然而,由于频率选择性衰落引起的非正交性,它往往会抵消期望的信号。为了保护期望的信号,前一种方法引入了大量的计算复杂度。在本文中,我们提出了一种简单的自适应干扰消除方案,该方案大大降低了计算复杂度,同时取得了与先前方案几乎相同的误码率性能。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Simple adaptive interference canceler suitable for DS-CDMA mobile radio
The blind adaptive interference canceler using the constrained minimum output power algorithm cancels co-channel interference without any prior information of other users' codes. However, it tends to cancel the desired signal due to non-orthogonality caused by frequency selective fading. In order to protect the desired signal, a large amount of computational complexity is introduced in the previous method. In this paper, we propose a simple adaptive interference canceler, which significantly reduces the computational complexity, yet achieves almost the same BER performance as the previous scheme.
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