Method and terminal for transmitting and receiving data in a wireless communication system

By identifying and individually decoding the RU allocation subfield of the EHT PPDU in the wireless communication system, the resource utilization of the wireless LAN system is optimized, the problem of low signaling transmission efficiency is solved, and the system performance is improved.

CN122419682APending Publication Date: 2026-07-17WILUS INSTITUTE OF STANDARDS & TECHNOLOGY INC

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
WILUS INSTITUTE OF STANDARDS & TECHNOLOGY INC
Filing Date
2021-05-06
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing wireless communication systems suffer from low signaling transmission efficiency and insufficient resource utilization when providing ultra-high-speed wireless LAN services, especially in high-density environments.

Method used

A method and apparatus are employed to optimize the packet structure of PPDUs by transmitting and receiving Extremely High Throughput (EHT) Physical Layer Protocol Data Units (PPDUs) in a wireless communication system, which include common fields and user-specific fields, and by identifying and individually decoding Resource Unit (RU) allocation subfields.

Benefits of technology

It improves signaling transmission efficiency, increases the overall resource utilization in contention channel access systems, and enhances the performance of wireless LAN systems.

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Abstract

本发明涉及在无线通信系统中发送和接收数据的方法和终端。公开了一种在无线通信系统中接收物理层协议数据单元(PPDU)的方法。终端从接入点(AP)接收包括至少一个极高吞吐量(EHT)‑信号(SIG)内容信道的EHT PPDU。上述至少一个EHT‑SIG内容信道中的每一个包括包含至少一个第一资源单元(RU)分配子字段的公共字段和用户特定字段。然后,STA可以识别公共字段是否还包括至少一个第二RU分配子字段,并且可以基于公共字段是否还包括至少一个第二RU分配子字段来解码PPDU。
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