Flexible electronic device

• US 20020180344A1
• Filed: 05/31/2001
• Published: 12/05/2002
• Est. Priority Date: 05/31/2001
• Status: Abandoned Application

• Current Assignee: Hewlett-Packard Company (HP Inc.)
• Original Assignee: Hewlett-Packard Company (HP Inc.)
• Inventors: Lichtfuss, Hans A.
• Application Number:
  US09/872,888
• Publication Number:
  US 20020180344A1
• Time in Patent Office: Days
• US Class Current: 313/498
• CPC Class Codes: G02F 1/133305 Flexible substrates, e.g. plastics, organic film
• CPC Class Codes: G02F 1/13452 Conductors connecting driver circuitry and terminals of panels

Abstract

A flexible electronic device having a flexible display device operatively connected to a flexible circuit substrate, wherein the flexible circuit substrate outputs electric signals to the flexible display device causing the flexible display device to display data.

Claims

1. An electronic device comprising:

a flexible display device comprising a display device first surface and a display device second surface oppositely disposed said display device first surface, said display device second surface comprising at least one display device conductor; and

a flexible circuit substrate comprising a substrate first surface and a substrate second surface oppositely disposed said substrate first surface, said substrate first surface comprising at least one substrate first conductor;

said display device second surface being located adjacent said substrate first surface and said substrate second surface being located adjacent said power source; and

said at least one display device conductor being operatively connected to said at least one substrate first conductor.

2. The device of claim 1, and further comprising a flexible pressure sensing layer operatively connected to said display device first surface.

3. The device of claim 1, and further comprising a power source.

4. The device of claim 3, wherein said power source is flexible.

5. The device of claim 3, wherein said power source comprises a power source first surface, a power source second surface oppositely disposed relative said power source first surface, and a power source conductor located on said power source first surface;

and wherein said substrate second surface comprises a substrate second conductor;

said power source first surface being located adjacent said substrate second surface; and

said power source conductor being operatively connected to said substrate second conductor.

6. The device of claim 3, wherein said power source is rechargeable.

7. The device of claim 3, wherein the shape of said power source is substantially similar to the shape of said flexible circuit substrate.

8. The device of claim 3, wherein said power source is a battery comprising lithium polymer.

9. The device of claim 1, wherein the shape of said display device is substantially similar to the shape of said flexible circuit substrate.

10. The device of claim 1, wherein said display device comprises a polymer and liquid crystal.

11. The device of claim 1, wherein said display device is an organic light-emitting device.

12. The device of claim 1, wherein the thickness of said display device is about one millimeter.

13. The device of claim 1, and further comprising an antenna operatively connected to said flexible circuit substrate.

14. The device of claim 13, wherein said antenna is located adjacent said flexible circuit substrate.

15. The device of claim 1, wherein the thickness of said flexible circuit substrate is about one millimeter.

16. The device of claim 1, and further comprising an anisotropic adhesive electrically and mechanically connecting said display device to said flexible circuit substrate.

17. The device of claim 1, wherein said flexible circuit substrate comprises Mylar.

18. The device of claim 1, and further comprising an optical receiver operatively connected to said flexible circuit substrate.

19. The device of claim 1, and further comprising an optical transmitter operatively connected to said flexible circuit substrate.

20. An electronic device comprising:

a flexible display device comprising a display device first surface and a display device second surface oppositely disposed said display device first surface, said display device first surface comprising a viewable surface, said display device second surface comprising at least one display device conductor;

a flexible circuit substrate comprising a substrate first surface and a substrate second surface oppositely disposed said substrate first surface, said substrate first surface comprising at least one substrate first conductor, and said substrate second surface comprising at least one substrate second conductor; and

a flexible power source comprising a power source first side and a power source second side oppositely disposed said power source first side, said power source first side comprising at least one first power source conductor;

said display device second surface being adhered to said substrate first surface and said substrate second surface being adhered to said power source first surface; and

said at least one display device conductor being electrically connected to said at least one substrate first conductor and said at least one substrate second conductor being electrically connected to said at least one power source first conductor.

21. A flexible display device comprising:

a flexible display means for displaying data;

a flexible circuit means for transmitting data to said display means, said flexible circuit means being located adjacent said flexible display means; and

a flexible power source means for supplying power to said flexible circuit means.