This idea describes a white- LED (WLED) driver circuit controlled by a simple ambient light sensor (ALS). A typical application would be a brightness control for cell-phone backlighting. On a very ...

Ambient light sensors are used to detect light or brightness in a manner similar to the human eye. They are most commonly found in industrial lighting, consumer electronics, and automotive systems, ...

However, enabling OLED displays to consistently maintain excellent legibility over the full range of illumination conditions�from darkness to direct sunlight�has been a challenge. Ideally, it ...

An overwhelming majority of handheld devices these days have ambient light sensors built into them. A large percentage of TVs and monitors do, too, and that proportion is growing. The sensors allow ...

Ambient light sensors (ALSs) are photodetectors that approximate the human eye’s response to light intensity under a variety of lighting conditions and through different attenuation materials. They’re ...

PREMSTAETTEN, Austria--(BUSINESS WIRE)--ams (SIX: AMS), a leading worldwide supplier of high-performance sensor solutions, today announces the TSL2520 and TSL2521 ambient light sensors which fit in a ...