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Bing-Li Dai

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Open access Sep 2026

A 65–115 GHz VNA Extension Frontend Based on A High-Directivity Misaligned Waveguide Branch Coupler

The vector network analyzer (VNA) is the core instrument for S-parameter measurements in microwave and millimeter-wave bands. Frequency extension modules are indispensable for high-frequency testing, in which the directivity of the directional coupler directly determines the reflection measurement accuracy. To address...

Yu-Chi Zhang, Bing-Li Dai, Zhong-Qian Niu et al. · 0 citations

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