For the PDF version of this article, including diagrams, click here. Laptop/notebook PC cooling fans demand low noise and high efficiency. The latter is particularly important as notebook designers ...

Looking for ways to make your home cooler in the summer and warmer in the winter? Ceiling fans are unsung heroes when it comes to cooling and air circulation–often overlooked, yet incredibly effective ...

A brushless-DC motor is common in ceiling fan and pan-tilt-zoom (PTZ) camera designs. But you can’t use the same brushless-DC motor solution for both of these end products. A ceiling fan driver ...