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US 2016/0077668 A1Published application
Rear projection system with a foldable projection screen for mobile devices
AssigneeThomson Licensing
InventorMark Alan Schultz
Life of this patent
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Abstract
A rear projection system includes a screen having an expandable surface that is selectively expanded to display thereon a rear projected image illuminated by a rear pico projector. The screen is selectively contracted for enhancing portability. The rear projection system includes a foldable frame that is selectively unfolded for supporting the screen and that is selectively folded for enhancing portability. A sensor is used for converting the screen to a touchscreen when the screen surface is expanded.
Claims7
A rear projection system, comprising:
- a display screen responsive to light produced by a portable, hand held or pico rear projector, said display screen having an expandable surface that is selectively expanded for displaying thereon a rear projected image and being capable of being selectively folded for enhancing portability;
- a foldable frame capable of being selectively unfolded for supporting said screen, when said screen surface is expanded, and capable of being selectively folded for enhancing portability;
- and
- an interface responsive to a user selectable position with respect to said screen for making said screen a touchscreen when said screen surface is expanded.
1 more element
Dependencies are inferred from the claim text.