How to Demystify Intermodulation Suppression in RF Downconversion?
Feeling overwhelmed by spurious signals in your RF designs? You’re not alone. The unpredictable nature of spurs can ruin performance and cause major headaches for any engineer. You can demystify intermodulation by understanding it’s a predictable result of mixer nonlinearity1. Use mixer spurious charts and simulation software like ADS to select frequencies that avoid spurs. […]
How to optimize isolation on a broadband RF up/downconverter?
Poor isolation in your up/downconverter can ruin your system’s performance. This leads to self-jamming and unreliable links1. But a systematic approach can help you achieve deep isolation levels. Excellent isolation in a broadband RF up/downconverter is achieved by combining three key techniques. First, use dense ground via fences and multi-cavity shielding for physical isolation. Second, […]