Collapsible portable display

• US 20060232578A1
• 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:
  US11/166,964
• Publication Number:
  US 20060232578A1
• Time in Patent Office: Days
• US Class Current: 345/211
• CPC Class Codes: G06F 1/1624 with sliding enclosures, e.g. sliding keyboard or display
• CPC Class Codes: G06F 1/1639 the display being based on projection
• CPC Class Codes: G06F 1/1647 including at least an additional display G06F1/1692 takes precedence
• CPC Class Codes: G06F 1/166 related to integrated arrangements for adjusting the position of the main body with respect to the supporting surface, e.g. legs for adjusting the tilt angle
• CPC Class Codes: G06F 1/1673 Arrangements for projecting a virtual keyboard
• CPC Class Codes: H04M 1/0214 Foldable telephones, i.e. with body parts pivoting to an open position around an axis parallel to the plane they define in closed position combined with translation movement H04M1/0235
• 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: H04M 2250/16 including more than one display unit
• CPC Class Codes: H04M 2250/52 including functional features of a camera constructional features concerning the integration of cameras in portable phones H04M1/0264

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 device, 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. An integrated mobile phone and video projection device, comprising:

a phone casing, a dialing pad provided on said phone 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.

2. The mobile phone of claim 1, further comprising a video driver and wherein said video driver is activated in a video projection mode of said phone and is deactivated in a normal mode of operation of said phone.

3. The mobile phone of claim 1, wherein said collapsible screen comprises a flexible diffusive sheet.

4. The mobile phone of claim 3, wherein said collapsible screen further comprises an ambient light absorbing layer.

5. The mobile phone of claim 4, wherein said collapsible screen further comprises a foldable frame.

6. The mobile phone of claim 1, wherein said collapsible screen further comprises a roller.

7. The mobile phone of claim 6, wherein said roller is spring loaded.

8. The portable projection device of claim 1, further comprising a foldable camera.

9. The portable projection device of claim 1, wherein said mini-projector comprises a light emitting diode—

LED light source and a projection matrix.

10. The portable projection device of claim 9 wherein said LED light source is a high brightness white-light LED.

11. The portable projection device of claim 9, wherein said LED light source comprises an RGB LED arrangement.

12. The portable projection device of claim 11, wherein said RGB LED arrangement comprises a single LED device providing red, green, and blue light sources.

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

14. The portable projection device of claim 8, wherein said projection matrix is one of a reflective LCD, LCOS, and DLP matrix.

15. The portable projection device of claim 8, wherein said projection matrix is a transmissive LCD matrix.

16. The mobile phone of claim 1, wherein said collapsible screen comprises a motorized mechanism for deployment and folding of said screen.

17. An integrated keyboard and video projection device, comprising:

a keyboard body having entry keys provided thereon;

a mini-projector situated within said keyboard body and projecting video images;

a foldable screen mounted onto said keyboard body; and

, a projection mirror reflecting said video images onto the backside of said foldable screen.

18. The integrated keyboard and video projection device of claim 17, further comprising a retractable arm supporting said projecting mirror.

19. The integrated keyboard and video projection device of claim 17, wherein said foldable screen comprises a diffusive material.

20. The integrated keyboard and video projection device of claim 19, wherein said foldable screen further comprises an ambient light absorbing layer.

21. The integrated keyboard and video projection device of claim 17, wherein said foldable screen further comprises a flexible wire frame.

22. The integrated keyboard and video projection device of claim 17, further comprising a docking station for at least one of the following:

PDA, laptop, mobile phone, smart phone.

23. The integrated keyboard and video projection device of claim 17, further comprising at least one of a USB and FireWire connector.

24. The integrated keyboard and video projection device of claim 17, wherein said mini-projector comprises a light emitting diode (LED) light source and a projection matrix.

25. The integrated keyboard and video projection device of claim 24 wherein said LED light source is a high brightness white-light LED.

26. The integrated keyboard and video projection device of claim 24, wherein said LED light source comprises an RGB LED arrangement.

27. The integrated keyboard and video projection device of claim 26, wherein said RGB LED arrangement comprises a single LED device providing red, green, and blue light sources.

28. The integrated keyboard and video projection device of claim 26, wherein said RGB LED arrangement comprises a red LED, a green LED and a blue LED.

29. The integrated keyboard and video projection device of claim 24, wherein said projection matrix is one of a reflective LCD, LCOS, and DLP matrix.

30. The integrated keyboard and video projection device of claim 24, wherein said projection matrix is a transmissive LCD matrix.

31. The integrated keyboard and video projection device of claim 17, wherein said mini-projector is configurable for projection in a front projection and rear projection modes.

32. The integrated keyboard and video projection device of claim 17, wherein said keyboard comprises a folding mechanism for folding said keyboard.

33. The integrated keyboard and video projection device of claim 17, wherein said keyboard comprises standard QWERTY keys.

47. The portable computer of claim 17, wherein said mini-projector is configurable for projection in a front projection and rear projection modes.

34. A portable computer comprising:

a computer enclosure;

a mini-projector situated within said computer enclosure and projecting video images;

a foldable screen mounted onto said computer enclosure; and

, a projection mirror reflecting said video images onto the backside of said foldable screen.

35. The portable computer of claim 34, further comprising a virtual keyboard system.

36. The portable computer of claim 34, further comprising a retractable arm supporting said projecting mirror.

37. The portable computer of claim 34, wherein said foldable screen comprises a diffusive material.

38. The portable computer of claim 37, wherein said foldable screen further comprises an ambient light absorbing layer.

39. The portable computer of claim 34, wherein said foldable screen further comprises a flexible wire frame.

40. The portable computer of claim 34, wherein said mini-projector comprises a light emitting diode light (LED) source and a projection matrix.

41. The portable computer of claim 40 wherein said LED light source is a high brightness white-light LED.

42. The portable computer of claim 40, wherein said LED light source comprises an RGB LED arrangement.

43. The portable computer of claim 42, wherein said RGB LED arrangement comprises a single LED device providing red, green, and blue light sources.

44. The portable computer of claim 42, wherein said RGB LED arrangement comprises a single LED device providing red, green, and blue light sources.

45. The portable computer of claim 40, wherein said projection matrix is one of a reflective LCD, LCOS, and DLP matrix.

46. The portable computer of claim 40, wherein said projection matrix is a transmissive LCD matrix.