# A 5 × 8 Butler Matrix Based on Substrate Integrated Waveguide Technology for Millimeter-Wave Multibeam Application

> Research article (IEEE Antennas and Wireless Propagation Letters, 2021) · cited 49× · AI/ML

**Wikidata**: [openalex:W3162869276](https://www.wikidata.org/wiki/openalex:W3162869276)  
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