一种机载相控阵天线

By designing an airborne phased array antenna and adopting a shared signal processing module and software control, the complex structure and control challenges of airborne antennas were solved, enabling signal transmission and efficient communication over a wide range of elevation angles.

CN115775987BActive Publication Date: 2026-07-17CHINA ELECTRONICS TECHNOLOGY AVIONICS CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
CHINA ELECTRONICS TECHNOLOGY AVIONICS CO LTD
Filing Date
2021-09-06
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing airborne antennas are complex in structure and cumbersome in control when covering a wide range of elevation angles, and are difficult to install, which affects signal transmission efficiency and reliability.

Method used

An airborne phased array antenna is used, which is connected to multiple array element modules through a signal processing module. The array element modules are cuboid structures arranged in a ring array at equal intervals. They share the signal processing module and use software algorithms to control signal scanning, which simplifies the structure and improves control convenience.

Benefits of technology

It enables signal transmission covering a 360-degree pitch angle in the air, simplifies the control of the airborne management module, reduces costs, and improves signal transmission efficiency and reliability.

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Abstract

本发明公开了一种机载相控阵天线,包括构成环形阵列的多个阵元模块,以及和各个阵元模块连接的信号处理模块,同时还包括机载管理模块。其中,机载管理模块可以根据用户的设定选择N个阵元模块进行发射信号,并通过M个阵元模块接收信号,这种环形阵列的结构能够保证飞机在空中时,机载管理模块能够以360度的方位角接收或发射信号。因此,当飞机在空中飞行时,机载相控阵天线覆盖的俯仰角较大,能够保证空地之间的信号传输,且各个阵元模块共用一个信号处理模块,便于机载管理模块的控制,结构简单,且成本较低。
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