Electronic Design

Alternating Control and Optimizing Bandwidth in Buck-Boost Circuits

H-bridge buck-boost ICs are widely used in applications requiring a constant voltage or current source even when the system ...

Chargers explained - how to pick up the right phone charger

Charge speeds and battery sizes have been growing at an impressive pace - but you need to pair your phone with the right ...
IEEE

A Rectifier-Less AC–DC Interface Circuit for Ambient Energy Harvesting From Low-Voltage Piezoelectric Transducer Array

Abstract: This paper presents a rectifier-less ac-dc energy harvesting circuit capable of harvesting energy from multiple low-voltage piezoelectric transducers (PETs). Synchronous electric charge ...
Nature

The life and times of the LED — a 100-year history

Many people believe that the LED was discovered by US researchers working in the 1960s. In fact, Henry Round at Marconi Labs noted the emission of light from a semiconductor diode 100 years ago and, ...
IEEE

A New Current Mirror Balancing Circuit for AC-LED Lighting

Abstract: This paper proposes a new current balancing method for alternating current (AC) - light emitting diodes (LED). The proposed method uses the bi-directional current mirror circuit with ...