一种基于智能超表面的衍射信道编码方法
By employing an intelligent metasurface diffraction channel coding method, which utilizes a two-layer RIS for signal modulation and diffraction coding, the problem of low signal level error control efficiency in single-layer RIS is solved, achieving low bit error rate wireless communication. This method features high computational speed, low energy consumption, and strong compatibility.
CN117220829BActive Publication Date: 2026-07-17HARBIN INST OF TECH
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- HARBIN INST OF TECH
- Filing Date
- 2023-09-11
- Publication Date
- 2026-07-17
Smart Images
Figure CN117220829B_ABST
Abstract
本发明公开了一种基于智能超表面的衍射信道编码方法，属于无线通信技术领域，一种基于智能超表面的衍射信道编码方法，方法包括以下步骤：S1：将输入的数据流分割成多个块，每个块由K×L个数据符号组成,形成一个数据字，并通过第一个RIS层对每个数据字进行调制，将其转化为K×L个数据信号，进而形成未编码信号，S2：通过衍射信道编码技术，对未编码信号进行处理，将每个由K×L个数据信号组成的数据块转换为M×N个代码块信号，代码块信号可称为编码或编码信号。它可取代传统信道编码，也可以与传统方法同时使用，并具有高速计算、低能耗、灵活码距调整和强兼容性等优势，在未来无线网络中具有潜在前景。
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