USB trace impedance calculations, with termination resistors - Electrical Engineering Stack Exchange
High-Speed Layout Guidelines for Signal Conditioners and USB Hubs
PCB: can Unbalanced USB differential pair work? - Interface forum - Interface - TI E2E support forums
Do USB Data Wires (D+/D-) have 90 ohm differential impedance and single ended 45 ohm impedance to ground and if so how is this made? - Electrical Engineering Stack Exchange
First attempt at USB differential pair routing on a 2 layer board. Acceptable?
AN0046: USB Hardware Design Guidelines
Need advice: External consultant necessary for USB 2.0 high speed interface des?
Should I consider my design as Stripline in USB differential pair impedance calculation? | All About Circuits
Routing Requirements for a USB 2.0 Impedance Interface on a 2-Layer PCB | Blog | CircuitMaker
AN 26.2 - Implementation Guidelines for SMSC's USB 2.0 and USB 3.0 Hub Devices - SMSC
Questions regarding impedance matching of USB - Layout - KiCad.info Forums
How to Route Differential Pairs in KiCad (for USB)
Routing Requirements for a USB 2.0 Impedance Interface on a 2-Layer PCB | Blog | CircuitMaker
USB 2.0 Printed Circuit Board Design
Impedance Matching for High Speed Signals in PCB Design | NWES Blog
Agilent Technologies N5416A Automated USB 2 - ppt video online download
Switching in USB Consumer Applications | Analog Devices
USB 2.0 Printed Circuit Board Design
How to Route Differential Pairs in KiCad (for USB)
AN 26.2 - Implementation Guidelines for SMSC's USB 2.0 and USB 3.0 Hub Devices - SMSC
pcb design - Advice for 90 Ohm traces of a USB 2.0 HUB - Electrical Engineering Stack Exchange
Routing Requirements for a USB 2.0 Impedance Interface on a 2-Layer PCB | Blog | CircuitMaker
USB Type-C Layout Recommendations
Layout basics for USB designs | TI.com Video
pcb design - Understanding USB Differential and Single Ended Impedance Requirements - Electrical Engineering Stack Exchange
USB trace impedance calculations, with termination resistors - Electrical Engineering Stack Exchange
Using the sensitivity analysis of the Si9000e transmission line field solver to achieve both differential (Zdiff) and common (Zcommon) impedance requirements