Touch sensitive display

• US 9,152,265 B2
• Filed: 03/08/2012
• Issued: 10/06/2015
• Est. Priority Date: 07/28/2011
• Status: Active Grant

• Current Assignee: TPK Touch Solutions (Xiamen) Inc. (TPK Holding Co., Ltd.)
• Original Assignee: TPK Touch Solutions (Xiamen) Inc. (TPK Holding Co., Ltd.)
• Inventors: Liu, Chen-Yu
• Primary Examiner(s): Yodichkas, Aneeta
• Application Number:
  US13/414,722
• Publication Number:
  US 20130027325A1
• Time in Patent Office: 1,307 Days
• Field of Search: 345/173
• US Class Current: 1/1
• CPC Class Codes: G06F 2203/04107 Shielding in digitiser, i.e. guard or shielding arrangements, mostly for capacitive touchscreens, e.g. driven shields, driven grounds
• CPC Class Codes: G06F 3/0412 Digitisers structurally integrated in a display
• CPC Class Codes: G06F 3/0443 using a single layer of sensing electrodes

Abstract

A touch sensitive display includes: an upper substrate, a lower substrate, an organic light-emitting component, and a touch sensing component. The lower substrate is disposed below the upper substrate and the organic light-emitting component is disposed above the lower substrate. The touch sensing component designed by a single layer structure is disposed under or above the upper substrate. Therefore, the present invention can achieve the purpose of lightening the touch sensitive display and simplifying manufacturing process of the touch sensitive display.

Claims

1. A touch sensitive display, comprising:

an upper substrate;

a lower substrate disposed below the upper substrate;

an organic light-emitting component disposed above the lower substrate, the organic light-emitting component for emitting a white light;

a touch sensing component disposed under the upper substrate, wherein the touch sensing component is a single layer structure; and

a color filter layer, wherein the color filter layer is disposed either under the touch sensing component or disposed between the touch sensing component and the upper substrate, further wherein the color filter layer transforms the white light into red-green-blue color light.

2. The touch sensitive display according to claim 1, wherein the touch sensing component comprises a plurality of sensing electrodes juxtaposed separately, further wherein at least one terminal of each of the plurality of sensing electrode is electrically connected to a wire.

3. The touch sensitive display according to claim 1, further comprising:

a shielding layer disposed under the touch sensing component.

4. The touch sensitive display according to claim 1, further comprising:

a polarizing layer, wherein the polarizing layer is disposed either above the upper substrate, or disposed between the upper substrate and the touch sensing component, or disposed under the touch sensing component.

5. The touch sensitive display according to claim 4 further comprising:

a retardation film, disposed on the polarizing layer or integrated into the polarizing layer.

6. The touch sensitive display according to claim 1, wherein the organic light-emitting component further comprises:

a pixel electrode layer disposed above the lower substrate;

an intermediate layer disposed above the pixel electrode layer; and

a counter electrode layer disposed above the intermediate layer.

7. The touch sensitive display according to claim 6, wherein the organic light-emitting component further comprises:

a protecting layer disposed either above the counter electrode layer and/or between the pixel electrode layer and the lower substrate.

8. The touch sensitive display according to claim 1, further comprising:

an opaque layer built in the color filter layer or in the touch sensing component, for differentiating the red-green-blue color light.

9. The touch sensitive display according to claim 1, wherein the touch sensing component comprises a plurality of trapezoid sensing electrodes juxtaposed separately, and wherein at least one terminal of each of the plurality of trapezoid sensing electrodes is electrically connected to a wire.

10. The touch sensitive display according to claim 1, wherein the touch sensing component comprises a plurality of trapezoid sensing electrodes juxtaposed separately, and wherein two terminals of each of the plurality of trapezoid sensing electrodes are electrically connected to two wires respectively.

11. A touch sensitive display, comprising:

an upper substrate;

a lower substrate disposed below the upper substrate;

an organic light-emitting component disposed above the lower substrate, the organic light-emitting component for emitting a white light;

a touch sensing component disposed above the upper substrate, wherein the touch sensing component is a single layer structure; and

a color filter layer, wherein the color filter layer is disposed under the upper substrate for transforming the white light into red-green-blue color light.

12. The touch sensitive display according to claim 11, wherein the touch sensing component comprises a plurality of sensing electrodes juxtaposed separately, further wherein at least one terminal of each of the plurality of sensing electrode is electrically connected to a wire.

13. The touch sensitive display according to claim 11, further comprising:

a shielding layer disposed either under the upper substrate or disposed between the upper substrate and the touch sensing component.

14. The touch sensitive display according to claim 11, further comprising:

a polarizing layer disposed either under the upper substrate or disposed between the upper substrate and the touch sensing component or disposed above the touch sensing component.

15. The touch sensitive display according to claim 11, wherein the organic light-emitting component further comprises:

a pixel electrode layer disposed above the lower substrate;

an intermediate layer disposed above the pixel electrode layer; and

a counter electrode layer disposed above the intermediate layer.

16. The touch sensitive display according to claim 15, wherein the organic light-emitting component further comprises:

a protecting layer disposed either above the counter electrode layer and/or between the pixel electrode layer and the lower substrate.

17. The touch sensitive display according to claim 11, further comprising:

an opaque layer built either in the color filter layer or in the touch sensing component for differentiating the red-green-blue color light.

18. A touch sensitive display, comprising:

an upper substrate;

a lower substrate disposed below the upper substrate;

an organic light-emitting component disposed above the lower substrate, the organic light-emitting component for emitting a blue light;

a touch sensing component disposed under the upper substrate, wherein the touch sensing component is a single layer structure; and

a photochromic material transforming membrane disposed either under the touch sensing component or disposed between the touch sensing component and the upper substrate, wherein the photochromic material transforming membrane transforms the blue light into red light and green light.

19. The touch sensitive display according to claim 18, wherein the touch sensing component comprises a plurality of sensing electrodes juxtaposed separately, further wherein at least one terminal of each of the plurality of sensing electrode is electrically connected to a wire.

20. The touch sensitive display according to claim 18, further comprising:

a shielding layer disposed under the touch sensing component.

21. The touch sensitive display according to claim 18, further comprising:

a polarizing layer, wherein the polarizing layer is disposed either above the upper substrate, or disposed between the upper substrate and the touch sensing component, or disposed under the touch sensing component.

22. The touch sensitive display according to claim 21 further comprising:

a retardation film, disposed on the a polarizing layer or integrated into the polarizing layer.

23. The touch sensitive display according to claim 18, wherein the organic light-emitting component further comprises:

a pixel electrode layer disposed above the lower substrate;

an intermediate layer disposed above the pixel electrode layer; and

a counter electrode layer disposed above the intermediate layer.

24. The touch sensitive display according to claim 23, wherein the organic light-emitting component further comprises:

a protecting layer disposed either above the counter electrode layer and/or between the pixel electrode layer and the lower substrate.

25. The touch sensitive display according to claim 18, wherein the touch sensing component comprises a plurality of trapezoid sensing electrodes juxtaposed separately, and wherein at least one terminal of each of the plurality of trapezoid sensing electrodes is electrically connected to a wire or wherein two terminals of each of the plurality of trapezoid sensing electrodes are electrically connected to two wires respectively.

26. A touch sensitive display, comprising:

an upper substrate;

a lower substrate disposed below the upper substrate;

an organic light-emitting component disposed above the lower substrate, the organic light-emitting component for emitting a blue light;

a touch sensing component disposed above the upper substrate, wherein the touch sensing component is a single layer structure; and

a photochromic material transforming membrane disposed either under the touch sensing component or disposed between the touch sensing component and the upper substrate, wherein the photochromic material transforming membrane transforms the blue light into red light and green light.

27. The touch sensitive display according to claim 26, wherein the touch sensing component comprises a plurality of sensing electrodes juxtaposed separately, further wherein at least one terminal of each of the plurality of sensing electrode is electrically connected to a wire.

28. The touch sensitive display according to claim 26, further comprising:

a shielding layer disposed either under the upper substrate or disposed between the upper substrate and the touch sensing component.

29. The touch sensitive display according to claim 26, further comprising:

a polarizing layer disposed either under the upper substrate or disposed between the upper substrate and the touch sensing component or disposed above the touch sensing component.

30. The touch sensitive display according to claim 26, wherein the organic light-emitting component further comprises:

a pixel electrode layer disposed above the lower substrate;

an intermediate layer disposed above the pixel electrode layer; and

a counter electrode layer disposed above the intermediate layer.

31. The touch sensitive display according to claim 30, wherein the organic light-emitting component further comprises:

a protecting layer disposed either above the counter electrode layer and/or between the pixel electrode layer and the lower substrate.

32. The touch sensitive display according to claim 26, further comprising:

an opaque layer built either in the color filter layer or in the touch sensing component for differentiating the red-green-blue color light.