序言设计和不连贯的ToA估计,以脉冲为基础的无线网络上芯片通信在太赫兹频段
Pankaj Singh1, Sung-Yoon Jung1
1Department of Electronic Engineering, Yeungnam University, Gyeongsan 38541, Republic of Korea.
Micromachines
|January 25, 2025
概括
本研究介绍了一种用于太赫兹无线芯片网络 (WiNoC) 的新同步方法. 它通过准确估计超高速通信的到达时间,确保了芯片多处理器的可靠数据传输.
科学领域:
- 电气工程 电气工程
- 计算机工程 计算机工程
- 无线通信无线通信
背景情况:
- 在芯片上的无线网络 (WiNoC) 中,对高速数据传输和超低延迟的需求日益增长.
- 特拉赫兹 (THz) 频段在芯片多处理器中为每秒特拉比特的链接提供了潜力.
- 由于超短THz脉冲持续时间 (femtosecond范围),同步是至关重要的.
研究的目的:
- 引入一个序言辅助的非连贯同步方案来估计到达时间 (ToA).
- 解决基于脉冲的THz WiNoC通信中的同步挑战.
- 提高对节能,高性能WiNoC的同步可靠性.
主要方法:
- 在每个符号的开始发送一个序言 (已知的THz脉冲序列).
- 使用能量检测接收器来分析跨多个集成器的序言能量.
- 根据具有最大能量输出的集成器来估计ToA.
- 根据最大脉冲能量约束设计一个序言.
主要成果:
- 实现了超过0.98的同步概率,在20dB SNR下,在10mm以下的距离上.
- 规范化平均平方误差低于10-2.
- 证明了THz WiNoC的增强同步可靠性.
结论:
- 拟议的方案有效支持可靠的到达时间估计THz WiNoC.
- 这种方法对于在未来的多核系统中实现超快,节能通信至关重要.
- 前言辅助的非连贯同步是解决THz频段通信挑战的可行解决方案.
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