蜂窝IoT/M2M通信中基于标记前导的前导冲突解决方案
A Preamble Collision Resolution Scheme via Tagged Preambles for Cellular IoT/M2M Communications
摘要:
在本文中,我们提出了一个前同步码(PA)冲突解决(PACR)方案的基础上,通过标记的PA捕获的多个定时提前(TA)值。在所提出的PACR方案中,标签被嵌入在随机接入(RA)PA中,并且在标签检测过程期间针对单个检测到的PA捕获多个TA值。所提出的PACR方案显着提高RA的成功概率为固定的机器节点,因为使用冲突的PA的节点可以成功地完成相应的RA使用独占的数据资源块。
英文摘要:
In this paper, we propose a preamble (PA) collision resolution (PACR) scheme based on multiple timing advance (TA) values captured via tagged PAs. In the proposed PACR scheme, tags are embedded in random access (RA) PAs and multiple TA values are captured for a single detected PA during a tag detection procedure. The proposed PACR scheme significantly improves RA success probability for stationary machine nodes since the nodes using collided PAs can successfully complete the corresponding RAs using exclusive data resource blocks.
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