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Study of 2x2 Spatial Multiplexed System in 60 GHz Indoor Environment

机译:60 GHz室内环境中2x2空间复用系统的研究

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The Millimeter Waves are allocated with 60GHz frequency range as an unlicensed band worldwide. Millimeter waves become very useful for short-range communications because of its high data rate, its large-available bandwidth of 7GHz and the Oxygen absorption present at that band. The 60GHz indoor channel contains much of multipath components and needs the use of statistical parameters in modeling the channel. At 60 GHz, the free space loss is higher and thus requires the use of antennas with more pattern directivity along with having small antenna dimensions. Considering these factors, in this paper, Triple Saleh Valenzuela (TSV) model is chosen as a suitable model for millimeter waves. The performance of Spatial Multiplexed system for TSV channel model is simulated by assuming a simple indoor Line of Sight (LOS) environment model. Assuming perfect channel estimation, the Bit Error Rate (BER) performance of the 2x2 system is investigated for Zero Forcing (ZF), Minimum Mean Square Error (MMSE), and Maximum Likelihood (ML) receivers.
机译:毫米波在全球范围内的60 GHz频率范围内被分配为无牌频段。毫米波由于其高数据速率,7GHz的大可用带宽以及该频段上的氧气吸收而变得对于短距离通信非常有用。 60GHz室内信道包含许多多径分量,并且在对信道建模时需要使用统计参数。在60 GHz时,自由空间损耗较高,因此需要使用具有更大方向性的天线以及较小的天线尺寸。考虑到这些因素,本文选择Triple Saleh Valenzuela(TSV)模型作为毫米波的合适模型。通过假设一个简单的室内视线(LOS)环境模型,模拟了TSV信道模型的空间复用系统的性能。假设信道估计完美,针对零迫切(ZF),最小均方误差(MMSE)和最大似然(ML)接收器,研究了2x2系统的误码率(BER)性能。

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