Interference Alignment based on Alamouti Code for M x 2 X Channels with Multiple Antennas

被引:0
|
作者
Song, Dongyeong [1 ]
Shin, Wonjae [1 ]
Lee, Jungwoo [1 ]
机构
[1] Seoul Natl Univ, Dept Elect & Comp Engn, Seoul, South Korea
来源
2016 IEEE 83RD VEHICULAR TECHNOLOGY CONFERENCE (VTC SPRING) | 2016年
关键词
Interference alignment; degrees of freedom; diversity; Alamouti; FREEDOM; DIVERSITY;
D O I
10.1109/VTCSpring.2016.7504294
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
We consider M x 2 X channels with M +1 antennas at each node. The proposed scheme achieves both the optimal degrees of freedom (DoF) of 2M for the considered channel and the diversity order of 2 simultaneously. The key to achieving them is to design beamformers using interference alignment (IA) scheme with Alamouti codes. Furthermore, the proposed scheme requires 2 symbol extensions. We assume that each transmitter has local channel state information at transmitter (CSIT) and each receiver has full channel state information at receiver (CSIR).
引用
收藏
页数:5
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