September 4, 2025

Recent waveguide antenna trends include: 26-40GHz millimeter-wave integration for 5G/satcom, boosting gain by 15% via 64-element phased arrays; carbon fiber composites reducing weight by 30% while maintaining <0.5dB insertion loss; RIS-enhanced designs improving beam efficiency by 5-8dB; and microchannel cooling enabling ±2℃ thermal stability at 100W/cm² power density. Integrated Antenna Design Over the past three […]

To troubleshoot waveguide antenna performance, first measure VSWR with a tester (target <1.5; >1.5 indicates connector oxidation or misalignment). Use a 28GHz signal generator: if gain drops >2dB from spec, check waveguide flange joints for gaps. Rotate antenna to verify polarization—stable -30dBm±2dB signals confirm correct alignment. Ensure operation within 25±5℃, <60%RH to avoid thermal expansion