ID |
原文 |
译文 |
52327 |
簇内用户之间的干扰采用串行干扰进行消除。 |
The interference between users in the cluster is eliminated by serial interference. |
52328 |
仿真结果表明: 发送端采用BD预编码可降低终端受到的干扰, |
The simulation results show that the BD precoding at the transmitter side can reduce the interference received by the terminal. |
52329 |
结合大规模MIMO的NOMA系统频谱效率有很大提升; |
The system capacity based on NOMA technology combined with massive MIMO is greatly improved. |
52330 |
在此基础上进行用户匹配分组后,系统性能进一步提升。 |
The system performance can be further improved when user matching grouping is performed on this basis. |
52331 |
基于5G的小区搜索相对于长期演进 (LTE) 而言,新增了高频段场景的应用,并对同步信号进行了重新定义。 |
Compared with Long Term Evolution (LTE) , cell search based on 5 G, the applications of high frequency band scenarios are included and the synchronous signals are redefined. |
52332 |
文章详细分析了5G系统的主同步信号 (PSS) ,对其新增内容进行了研究,提出了适用于5G系统的PSS定时同步算法, |
In this paper, the Primary Synchronization Signal (PSS) in 5 G system is analyzed in detail, and the new contents are studied. A timing synchronization algorithm for the PSS in 5 G system is proposed. |
52333 |
其中粗同步提出一种抗频偏性能较好的差分同步, |
Among them, a differential synchronization algorithm with good anti-frequency offset performance is proposed for coarse synchronization, |
52334 |
精同步基于PSS序列的共轭对称性提出一种低复杂度的同步算法。 |
and a low-complexity synchronization algorithm is proposed for fine synchronization based on the conjugate symmetry of PSS sequence. |
52335 |
使用Matlab软件对该算法的性能进行了仿真分析,结果表明,即使在较高频偏影响下,该算法也能快速且正确地锁定一个粗同步点,受频偏的影响较小, |
Simulation results show that, even under the influence of high frequency bias, the algorithm can quickly and correctly lock a coarse synchronization point, which is less affected by frequency offset. |
52336 |
从计算复杂度来看,该算法的计算量为常规算法的17.69%。 |
From the perspective of computational complexity, the calculation amount of the algorithm is 17. 69% of that of the conventional algorithm. |