The U.S. Patent and Trademark office had on Tuesday granted Apple, a patent called "Projected display shared workspaces" envisions; said to be a technology that would incorporate small projectors into
iOS devices and give users the ability to control their presentations with
gestures.
The technology would rely on the built-in camera to detect the
shadows and silhouettes created through gesturing at the projected areas. The
projector technology also could work among multiple displays from multiple
devices. Again using gestures, users could share and swap images from one
projected display to another, for detail >> ......click here