OSRAM Opto Semiconductors is one of the world's largest companies involved in lighting. Associate mentioned its name in connection with the release of a miniature infra-red LEDs, which combined with sensor can be used for the detection of touches in ultra-thin touch screen.
The height of LED is 0.45 millimeters, which will easily put it in a thin frame around the perimeter of the screen. In addition, its standard power is limited to 35 milliwatts, which is very important for devices with limited power supply. Some companies have found new LED performance convincing enough to apply it in their production.