An array antenna

By combining nested radiating elements in the array antenna design, the contradiction between antenna size and radiation performance is resolved, achieving miniaturization and high-performance radiation of base station antennas.

CN116093635BActive Publication Date: 2026-07-03WUHAN HONGXIN TELECOMM TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
WUHAN HONGXIN TELECOMM TECH CO LTD
Filing Date
2023-01-05
Publication Date
2026-07-03

AI Technical Summary

Technical Problem

Existing antennas are difficult to design in a way that balances radiation performance and miniaturization requirements, resulting in base station antennas that are large, heavy, and expensive.

Method used

An array antenna design is adopted, which forms a group of radiating elements with the same frequency by nesting multiple radiating elements. Each radiating element operates in the same frequency range. By using a reflector and nested radiating elements, the radiation performance is optimized and the antenna size is reduced.

Benefits of technology

This approach achieves a significant reduction in the size and weight of base station antennas without compromising radiation performance, thereby lowering costs while improving gain and bandwidth convergence.

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Patent Text Reader

Abstract

This invention relates to the field of communication technology and provides an array antenna. The array antenna includes a reflector and at least one co-frequency radiating element group. The co-frequency radiating element group includes multiple radiating elements, which are nested sequentially and respectively mounted on the reflector. The operating frequency range of the multiple radiating elements is the same, either low-frequency, mid-frequency, or high-frequency. The co-frequency radiating element group in this array antenna not only possesses excellent performance indicators such as gain and bandwidth convergence, but also enables a reduction in the size of the array antenna, thereby achieving miniaturization of base station antennas.
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