Fujitsu Laboratories Ltd announced Jan 21, 2013, that it has developed a technology to exchange files between a PC and a smartphone just by taking a picture of the PC screen with the phone's camera.
The new technology enables, for example, to send a picture taken with a smartphone to a near PC and to send a PowerPoint file stored in a PC to a smartphone. It is also possible to exchange files by taking a picture of a PC screen projected by a projector.
Link: http://techon.nikkeibp.co.jp/english/NEWS_EN/20130122/261511/
