Collapsible portable display

• US 20060234784A1
• Filed: 06/27/2005
• Published: 10/19/2006
• Est. Priority Date: 12/21/2004
• Status: Abandoned Application

• Current Assignee: Silviu Reinhorn
• Original Assignee: Silviu Reinhorn
• Inventors: Reinhorn, Silviu
• Application Number:
  US11/166,965
• Publication Number:
  US 20060234784A1
• Time in Patent Office: Days
• US Class Current: 455/575.100
• CPC Class Codes: H04M 1/0268 including a flexible display panel
• CPC Class Codes: H04M 1/0272 for a projector or beamer module assembly constructional features of projectors per se G03B21/00; constructional details of projectors using electronic spatial light modulators per se H04N9/31
• CPC Class Codes: H04N 9/3141 Constructional details thereof details not peculiar to the presence of an electronic spatial light modulator G03B21/14

Abstract

A collapsible portable video display is provided, which incorporates a mini-projector, a folding mirror, and a rear projection foldable screen. In one type of implementation the display is incorporated into a mobile consumer appliance, such as a cellphone, mobile DVD player, etc. In other type of implementation the display device is a stand-alone device having inputs for video and audio signals.

Claims

1. A portable video projection device, comprising:

a mini-projector receiving video signals and projecting video images therefrom;

a collapsible screen comprising a diffusive material; and

,

a retractable image reflection mirror elongating said optical path in an extended position to thereby reflect said video images onto the backside of said collapsible screen.

2. The portable video projection device of claim 1, wherein said collapsible screen comprises a flexible diffusive sheet.

3. The portable projection device of claim 1, wherein said collapsible screen further comprises a foldable frame.

4. The portable projection device of claim 1, wherein said screen further comprises a flexible wire frame and wherein said diffusive material comprises a flexible fabric stretched over said flexible wire frame.

5. The portable projection device of claim 1, wherein said collapsible screen further comprises a spring loaded roller.

6. The portable projection device of claim 1, wherein said mini-projector is extendable from said projection device for image projection and is retractable into said projection device for storage.

7. The portable projection device of claim 1, wherein said collapsible screen further comprises an ambient light absorbing layer attached to the diffusive screen.

8. The portable projection device of claim 1, further comprising an electrical motor for a motorized deployment and folding of said collapsible screen.

9. The portable projection device of claim 1, further comprising at least one of a mobile phone, a PDA, a digital video player, a pocket PC, a laptop computer and a digital music player.

10. The portable projection device of claim 1, further comprising at least one of a USB connector, a FireWire connector, S-video connector, PC Video Card connector, and a Bluetooth transceiver.

11. The portable projection device of claim 1, wherein said mini-projector comprises a light emitting diode light source and a projection matrix.

12. The portable projection device of claim 11, wherein said LED light source is a high brightness white-light LED.

13. The portable projection device of claim 11, wherein said LED light source comprises a single module RGB LED.

14. The portable projection device of claim 11, wherein said RGB LED arrangement comprises a red LED, a green LED and a blue LED.

15. The portable projection device of claim 11, wherein said projection matrix is one of a reflective LCD, LCOS, and DLP matrix.

16. The portable projection device of claim 11, wherein said projection matrix is a transmissive LCD matrix.

17. The portable video projection device of claim 1, further comprising a docking station for an application device.

18. The portable video projection device of claim 1, further comprising at least one audio speaker.

19. The portable video projection device of claim 1, further comprising a keyboard.

20. The portable video projection device of claim 19, wherein said keyboard comprises a virtual keyboard system.

21. The portable video projection device of claim 19, wherein said keyboard comprises a folding mechanism for folding said keyboard.

22. The portable video projection device of claim 1, wherein said mini-projector is configurable for projection in a front projection and rear projection modes.

23. An integrated mobile consumer appliance and video projection device, comprising:

an appliance casing, a user interface provided on said appliance casing;

a mini-projector housed in said casing and projecting video images;

a collapsible screen; and

, a retractable image reflection mirror elongating said optical path in an extended position to thereby reflect said video images onto the backside of said collapsible screen.

24. The integrated mobile consumer appliance and video projection device of claim 23, wherein said collapsible screen comprises a flexible diffusive sheet.

25. The integrated mobile consumer appliance and video projection device of claim 23, wherein said collapsible screen further comprises a foldable frame.

26. The integrated mobile consumer appliance and video projection device of claim 24, wherein said collapsible screen further comprises an ambient light absorbing layer.

27. The integrated mobile consumer appliance and video projection device of claim 23, wherein said screen further comprises a flexible wire frame and wherein said diffusive material comprises a flexible fabric stretched over said flexible wire frame.

28. The integrated mobile consumer appliance and video projection device of claim 23, wherein said collapsible screen further comprises a roller.

29. The integrated mobile consumer appliance and video projection device of claim 28, wherein said roller is spring loaded.

30. The integrated mobile consumer appliance and video projection device of claim 23, further comprising a foldable camera.

31. The integrated mobile consumer appliance and video projection device of claim 23, wherein said mini-projector comprises a light emitting diode—

LED light source and a projection matrix.

32. The integrated mobile consumer appliance and video projection device of claim 31 wherein said LED light source is a high brightness white-light LED.

33. The integrated mobile consumer appliance and video projection device of claim 31, wherein said LED light source comprises an RGB LED arrangement.

34. The integrated mobile consumer appliance and video projection device of claim 31, wherein said LED light source comprises a red LED, a green LED and a blue LED.

35. The integrated mobile consumer appliance and video projection device of claim 31, wherein said projection matrix is one of a reflective LCD, LCOS, and DLP matrix.

36. The integrated mobile consumer appliance and video projection device of claim 31, wherein said projection matrix is a transmissive LCD matrix.

37. The integrated mobile consumer appliance and video projection device of claim 23, wherein said collapsible screen comprises a motorized mechanism for deployment and folding of said screen.

38. The integrated mobile consumer appliance and video projection device of claim 23, wherein said consumer appliance comprises one of a mobile phone, a PDA, a digital video player, a pocket PC a laptop computer and a digital music player.

39. The integrated mobile consumer appliance and video projection device of claim 23, wherein said mini-projector is configurable for projection in a front projection and rear projection modes.

40. The integrated mobile consumer appliance and video projection device of claim 23, wherein said user interface comprises a keyboard.

41. The integrated mobile consumer appliance and video projection device of claim 40, wherein said keyboard comprises a virtual keyboard system.