Unlike some Android phones, Apple's iPhones don't have a dedicated notification LED that lights up when you get a call, text, or other alert. What iPhones do include is an optional Accessibility ...

A flash function to support built-in cameras is now a very common feature in mobile phones. This light source is based on high-luminosity LEDs. However, those LEDs are still expensive, and can accept ...

In the cellular handset market, the inclusion of high pixel count imagers integrated into the handset is almost standard. As the resolution of these imagers increases, the need for brighter flash ...