Electronic Design

What’s the Difference Between Power Density and Power Spectral Density?

Defining laser-beam power density. Power spectral density (PSD) is the measure of a signal's power content versus frequency. PSD gives designers an idea of how the power of a signal is distributed ...
EDN

Medical-system designers evolving low-power, mixed-signal techniques

Two recent designs in the medical electronics field, one by the International Microelectronics Consortium (IMEC) and the other by mixed-signal IC vendor AMI Semiconductor (AMIS) indicate the ...
Electronic Design

The ABCs of Analog Signal-Path Design—and Coping with Today’s Challenges

How analog signal engineering is performed, in broad strokes. What are the component-selection considerations for new designs? What are VFAs and how are they used? Analog signal engineers specialize ...