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集成传感,通信和同时无线信息和电力传输系统的波形设计.

Qilong Miao1, Weimin Shi2, Chenfei Xie3

  • 1School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu 611731, China.

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概括

本研究介绍了一种新的集成系统,用于传感,通信和功率传输,使用循环前直角时间频率空间 (CP-OTFS) 信号. 拟议的系统在高速场景中提高了性能,超过了传统方法.

关键词:
梁造型 梁造型 梁造型 梁造型综合传感和通信系统 (ISACS) 是一个集成传感和通信系统.匹配过器 (MF) 的情况.直角时间频率空间 (OTFS)半确定的放松 (SDR)同时无线信息和功率传输 (SWIPT)波形设计 波形设计

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科学领域:

  • 无线通信工程 无线通信工程
  • 信号处理 信号处理
  • 综合传感和通信系统

背景情况:

  • 下一代通信系统需要集成的传感,通信和功率传输 (PT) 能力.
  • 现有的系统,如集成传感和通信系统 (ISACS),同时无线信息和功率传输 (SWIPT) 和正交时频空间 (OTFS) 提供了部分解决方案.
  • 高速场景对当前的通信技术带来了挑战.

研究的目的:

  • 提出一个新的框架,用于集成的同时无线传感,通信和功率传输 (ISWSCPTS).
  • 在ISWSCPTS框架内增强传感能力.
  • 在通信和PT的服务质量 (QoS) 约束下优化系统性能.

主要方法:

  • 基于OTFS的ISWSCPTS框架的周期前 (CP) 的开发.
  • 关于基于CP-OTFS匹配过器 (MF) 的目标检测和参数估计 (MF-TDaPE) 算法的建议.
  • 介绍CP-OTFS模糊函数塑造 (AFS) 算法用于波形设计.
  • 应用半确定的放松 (SDR) 束形设计 (SDR-BD) 算法,在 QoS 约束下最大限度地提高传感性能.

主要成果:

  • 与正角频率分割多重复合 (OFDM) 相比,ISWSCPTS在高速场景中表现出优越的参数估计性能.
  • 使用CP-OTFS AFS设计的波形表现出增强的干扰弹性.
  • SDR-BD算法有效地平衡了系统的整体性能,包括传感,通信和功率传输.

结论:

  • 拟议的基于CP-OTFS的ISWSCPTS框架有效地整合了传感,通信和功率传输.
  • 开发的算法 (MF-TDaPE,CP-OTFS AFS,SDR-BD) 显著提高了传感能力和整体系统性能.
  • 这种综合方法为未来的高速无线通信系统提供了有希望的解决方案.