journal article·2017-02-01Open access

Thermally tunable slot-coupled dielectric resonator antenna

Ke Bi, Cong Chen, Qingmin Wang, Wenjun Liu, Yanan Hao, Xinlu Gao, Shanguo Huang, Ming Lei

AIP Advances· Volume 7· Issue 2

Abstract

A thermally tunable slot-coupled dielectric resonator antenna (DRA) has been designed and prepared by placing a thermosensitive ceramic resonator onto the slot. Typical magnetic resonance occurs in the resonator, which is closely related to its dielectric constant. Because the dielectric constant of the ceramic resonator decreases as the temperature increases, the resonance frequency of the proposed DRA increases as the temperature increases. The simulated results are in good agreement with the measured ones, which confirms the thermally tunable behavior. This approach provides a way for designing the frequency tunable antennas.
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Research context

OpenAlex topics: Antenna Design and Analysis · Microwave Engineering and Waveguides · Advanced Antenna and Metasurface Technologies

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

Affiliations

Beijing University of Posts and Telecommunications 1 State Key Laboratory of Information Photonics and Optical Communications, School of Science, , Beijing 100876, China

Tsinghua University 2 State Key Laboratory of New Ceramics and Fine Processing, School of Materials Science and Engineering, , Beijing 100084, China

Funding

National Natural Science Foundation of China

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