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Pilot Contamination Reduction
应用背景This paper considers the problem of interference mitigation in multi-cell multi-antenna time division duplex (TDD) wireless systems for downlink transmission. An efficient way to obtain channel state information (CSI) at the base station is by using uplink pilots and reciprocity of the downlink channel.
At the same time, it has been shown that pilots from different cells contaminate each other, resulting in corruption of precoding matrices used by base stations, and high inter-cell interference. This paper studies the effects of shifting the location of pilots in time frames used in neighboring cells, and its effectiveness in obtaining better channel estimates, and, thereby, inter-cell
interference reduction.关键技术Wireless cellular network designs with multiple antennas have been adopted by several modern wireless systems, which aim for high throughput as well as high
- 2023-07-07 06:45:03下载
- 积分:1
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delphi xvid 编解码
基于delphi开发的MP4播放器,其中有XVID的编解码源码,希望对大家有帮助
- 2022-08-11 16:40:49下载
- 积分:1
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方腔流程序
不可压ns方程计算方腔流,采用投影法进行计算,有限差分法,对流项采用三阶迎风,扩散项采用中心差分
- 2023-05-26 01:55:03下载
- 积分:1
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PID算法
PID算法,名字没用PID,电机PID算法。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。
- 2023-05-06 15:15:02下载
- 积分:1
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A* search technique implementation code
这是实现a*(a星)搜索算法的Jave代码。代码经过测试,是确定的;
- 2022-03-25 08:29:22下载
- 积分:1
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Pic 的粗糙 rx
用于伴随 keyfob 固件粗糙ChipKit 系列屏蔽 * / / * * * 注: 对使用 PIC12LF1840T48A 的引用
- 2023-03-12 06:55:03下载
- 积分:1
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语音信号滤波程序(低通、带通、多带通、fft卷积滤波 自己动手做的...
语音信号滤波程序(低通、带通、多带通、fft卷积滤波 自己动手做的-Voice signal filtering process (low-pass, band-pass, multi-band-pass, fft convolution filtering
- 2022-03-26 10:30:54下载
- 积分:1
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ocr 的脸识别德尔菲法
这是使用 delphi 的 OCR 人脸识别的源代码。欢迎下载,试用。谢谢您的支持。
- 2023-06-27 00:45:04下载
- 积分:1
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清华大学2002年出版的《科学与工程数值计算算法VB》配套源码,包括复数计算、矩阵运算、插值计算、线性非线性方程组求解、数值积分、数值拟和与逼近等算法和类,对于...
清华大学2002年出版的《科学与工程数值计算算法VB》配套源码,包括复数计算、矩阵运算、插值计算、线性非线性方程组求解、数值积分、数值拟和与逼近等算法和类,对于科学和工程数值计算很有参考价值!-Qinghua University, in 2002 published "Science and engineering numerical algorithm VB" complementary source, includes the plural, matrix computation, interpolation, linear solve nonlinear equations, numerical integration, and the proposed numerical approximation algorithms and other categories, science and engineering numerical computation of great reference value!
- 2022-01-28 07:36:57下载
- 积分:1
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numerical method LU decomposition
数值计算方法 LU分解法-numerical method LU decomposition
- 2022-08-03 23:49:55下载
- 积分:1