可折叠电子设备

By designing a specific antenna element in a foldable electronic device, the radiated energy is concentrated in the main body by utilizing the coupling gap between the first antenna radiator and the parasitic radiator, thus solving the problem of low radiation efficiency in the folded state and improving communication performance.

CN119518259BActive Publication Date: 2026-07-17GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD
Filing Date
2023-08-25
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

The antenna element radiation efficiency of foldable electronic devices is low when folded, which affects communication performance.

Method used

A foldable electronic device is designed, including a bendable main body, a reference ground plane, and a first antenna element. The antenna element consists of a first antenna radiator, a parasitic radiator, and a feed source. Through the design of a specific structural layout and coupling gap, the resonant current and radiated energy are concentrated in the main body, reducing the impact of the bending state on the radiation efficiency.

Benefits of technology

This improves the communication performance of foldable electronic devices in the folded state and reduces the impact of bending of the main body on the radiation efficiency of the antenna element.

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Abstract

本申请提供一种可折叠电子设备,包括可弯折主体、参考地板及第一天线单元。第一天线单元包括第一天线辐射体、寄生辐射体和第一馈源,第一天线辐射体的第一辐射段设于可弯折主体的第二边框,第二辐射段设于第三边框,第一辐射段远离第二辐射段的一端形成电连接参考地板的第一接地端,第一接地端与第一自由端之间设有第一馈电点,第一馈电点电连接第一馈源,寄生辐射体的第三辐射段设于所述第三边框,第四辐射段设于可弯折主体的第四边框,第三辐射段与第二辐射段耦合,第四辐射段远离第三辐射段的一端形成电连接参考地板的第二接地端。第一天线单元产生E‑E辐射模和E‑E平衡模。本申请提供的可折叠电子设备在折叠状态时的通信性能较好。
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