Welcome to The Engineering Mind Blog!

Musings from the minds of our many talented engineers and #TeamEZ members about subjects they are passionate about.

Please log in to Subscribe!

Featured

DC Offset, IQ Imbalance, and Image Spurs: The Ghosts Hiding in Your Radio

Muhammad Ijaz

Modern RF transceivers achieve impressive levels of integration by combining high-speed ADCs, DACs, mixers, synthesizers, and digital signal processing into a single device. While these devices provide exceptional flexibility, they are still subject ...
- 29 Jul 2026
SYSREF and Multi-Chip Synchronization Pitfalls

Muhammad Ijaz

Phased-array radars, multi-channel spectrum analyzers, and massive MIMO front-ends require that all ADCs and DACs remain phase-coherent to operate as a single, synchronized system. JESD204B Subclass 1 achieves this using SYSREF and Multi-Chip Synchro...
- 22 Jul 2026
JESD204 Bring-Up: From Link-Up to Data Integrity

Muhammad Ijaz

This blog presents a structured bring-up methodology for the ZCU102 + ADRV9009 platform, stepping through each initialization phase in sequence and identifying the most common failure points at each stage. High-speed data converters like th...
- 27 May 2026
Clock Tree Design and Why “PLL Locked” Is Not Enough

Muhammad Ijaz

In high-performance RF systems, clocking architecture is a foundational element that directly governs signal integrity, synchronization, and overall system reliability. Despite its importance, clock design is often validated using a single digital in...
- 22 Apr 2026
Master FPGA-Based DSP Design: The Complete Building Blocks Guide You Need to Read

Muhammad Ijaz

The Engineering Mind Blog on EngineerZone presents an exceptional five-part series titled "DSP Building Blocks" that walks engineers through the essential components of modern FPGA-based digital signal processing systems. Whether you're...
- 31 Mar 2026
Detecting Calibration Failures and Partial Calibration States

Muhammad Ijaz

In modern RF systems, overall signal quality and reliability depend heavily on the accuracy of internal calibration routines. When these calibrations execute correctly, the transceiver can compensate for analog imperfections and maintain consistent R...
- 25 Mar 2026
SMPS Design Secrets: Master DCM and CCM Modes Today
KCC
Power supplies are the unsung heroes of electronic devices, ensuring precise, stable DC voltages reach your circuits. But the magic behind these workhorses lies in understanding how they operate, specifically, the critical distinction between Continu...
- 17 Mar 2026
A Systematic Checklist for RF Transceiver Testing

Muhammad Ijaz

RF transceiver bring-up is the initial process of powering, configuring, and verifying a transceiver on new hardware to ensure basic functionality and stability. Many integration issues stem not from complex DSP or FPGA logic, but from power sequenci...
- 25 Feb 2026
Breaking the Link: Smart Feedback Techniques for Isolated SMPS Regulation: Part 4 of 4
KCC
In SMPS, maintaining precise output regulation while preserving galvanic isolation presents a fascinating engineering challenge. In Part 4 of our series on galvanic splitting techniques, we’ll explore feedback with...
- 24 Feb 2026