<p>➀ Signal integrity and noise management become more critical at higher frequencies, complicating traditional testing methods.</p><p>➁ Advanced testing techniques like over-the-air (OTA) testing are being used to ensure precise fault detection.</p><p>➂ The need for high-speed serial interfaces like PCIe and SerDes is growing to test high-functional frequencies.</p><p>➃ Boutique design houses face challenges due to the cost and availability of advanced testing equipment.</p><p>➄ AI and machine learning are being explored for data analysis and predictive maintenance.</p><p>➅ Balancing cost and test accuracy remains a significant challenge.</p><p>➆ 6G technology promises unprecedented data transfer speeds, but also brings new technical challenges.</p><p>➇ Standards are crucial for ensuring compliance and interoperability in high-frequency testing.</p>