How to Test & Avoid Pitfalls in your USB4 Implementation

For more information, visit https://www.keysight.com/find/mod-usb 0:00 Introductions & trademarks 0:53 Agenda 1:15 Technology overview & timeline 2:41 Architecture overview 3:45 Differences between testing USB 3.2 x 1 vs USB4 7:18 Insertion loss budgets 8.44 Compliance test points 9:44 Proposed transmitter test setup 14:12 Return loss tests 14:57 Topology 18:52 Proposed receiver test setup 23:00 Solutions Summary USB4 was released in 2019 and based on the Thunderbolt 3 protocol. USB4 adds significant complexity by doubling the data rate of USB 3.2 x2. It is expected that USB4 will be adopted in many devices. These faster signals require ultra-low noise test instruments. We will review the latest information about the USB4 test specification, challenges with implementing USB4, and Keysight test solutions.