The FPGA board processes the incoming image, registering a key press when your finger passes between the monitor and the camera. This technique limits the input to just a single row of keys.

Rand McNally today introduced the RVND 7720, a 7-inch RV GPS device with Wi-Fi connectivity allowing for real-time weather information and display, and new hardware with rugged casing, video input, ...

The Xperia Pro carries that forward, but also makes it more flexible. An HDMI input allows the phone to act as a high-resolution, color-accurate monitor for a camera.