Infrared or IR is a way of communication which will transfer data from one device to another device using infrared waves. The infrared waves are invisible waves which cannot be seen by normal eyes. It can be possible to connect the phone to PC via Infrared but both require infrared port. If you want to transfer the files just turn on infrared on both devices and keep the devices closer. The infrared rays will not pass through walls or other objects it will work in the line of sight. The latest smart phones has IRLED support which will act as a Remote control for TV, DTH and more. Mobiles data communication with Infrared Waves