THIN FILM TRANSISTOR ARRAY SUBSTRATE AND DISPLAY APPARATUS INCLUDING SAME

• US 20140375597A1
• Filed: 10/31/2013
• Published: 12/25/2014
• Est. Priority Date: 06/25/2013
• Status: Abandoned Application

• Current Assignee: Samsung Display Company Limited (Samsung Electronics Co. Ltd.)
• Original Assignee: Samsung Display Company Limited (Samsung Electronics Co. Ltd.)
• Inventors: Park, Jin-Oh, Choi, Dong-Wan, Yang, Hyo-Sang, Eun, Hee-Kwon
• Application Number:
  US14/069,354
• Publication Number:
  US 20140375597A1
• Time in Patent Office: Days
• US Class Current: 345/174
• CPC Class Codes: G02F 1/13338 Input devices, e.g. touch panels
• CPC Class Codes: G02F 1/133388 with constructional differences between the display region and the peripheral region
• CPC Class Codes: G02F 1/13454 Drivers integrated on the active matrix substrate G02F1/136277 takes precedence
• CPC Class Codes: G06F 2203/04111 Cross over in capacitive digitiser, i.e. details of structures for connecting electrodes of the sensing pattern where the connections cross each other, e.g. bridge structures comprising an insulating layer, or vias through substrate
• CPC Class Codes: G06F 3/0412 Digitisers structurally integrated in a display
• CPC Class Codes: G06F 3/0416 Control or interface arrangements specially adapted for digitisers
• CPC Class Codes: G06F 3/044 by capacitive means
• CPC Class Codes: G06F 3/0443 using a single layer of sensing electrodes
• CPC Class Codes: G06F 3/0446 using a grid-like structure of electrodes in at least two directions, e.g. using row and column electrodes

Abstract

A thin film transistor array substrate includes: an active area including a plurality of pixels; a driver integrated circuit in a non-active area around the active area and configured to supply a driving signal to the pixels; and a user input key positioned near the driver integrated circuit and configured to receive a user input.

Claims

1. A thin film transistor array substrate comprising:

an active area comprising a plurality of pixels;

a driver integrated circuit in a non-active area around the active area and configured to supply a driving signal to the pixels; and

a user input key positioned near the driver integrated circuit and configured to receive a user input.

2. The thin film transistor array substrate of claim 1, wherein the user input key comprises a touch sensor.

3. The thin film transistor array substrate of claim 1, wherein the driver integrated circuit comprises a display driver configured to supply a driving signal to the active area.

4. The thin film transistor array substrate of claim 2, wherein the driver integrated circuit is plural in number, wherein the plurality of driver integrated circuits are separated from each other, and

the touch sensor is between the plurality of driver integrated circuits.

5. The thin film transistor array substrate of claim 2, further comprising a touch driver configured to drive the touch sensor.

6. The thin film transistor array substrate of claim 5, wherein the touch driver is integrated in the driver integrated circuit.

7. The thin film transistor array substrate of claim 2, wherein the touch sensor is configured to detect a touch based on a change in capacitance between a pair of electrodes.

8. The thin film transistor array substrate of claim 7, wherein the pair of electrodes are at a same layer and are separated from each other.

9. The thin film transistor array substrate of claim 8, wherein the pair of electrodes are formed of a same material as one conductive layer of a device forming a pixel included in the active area.

18. The display apparatus of claim 8, wherein the pair of electrodes are formed of a same material as one conductive layer of a device forming a pixel.

10. A display apparatus comprising:

a substrate comprising an active area and a non-active area around the active area;

a plurality of pixels in the active area;

a plurality of driver integrated circuits in the non-active area and configured to supply a driving signal to the pixels; and

a user input key between at least two of the driver integrated circuits and configured to receive a user input.

11. The display apparatus of claim 10, wherein the user input key comprises a touch sensor.

12. The display apparatus of claim 10, wherein each of the plurality of driver integrated circuits comprises a display driver configured to supply a driving signal to the active area.

13. The display apparatus of claim 11, further comprising a touch driver for driving the touch sensor.

14. The display apparatus of claim 13, wherein the touch driver is integrated in at least one of the driver integrated circuits.

15. The display apparatus of claim 10, further comprising:

an encapsulation member facing the substrate; and

a touch panel on the encapsulation member.

16. The display apparatus of claim 11, wherein the touch sensor detects a touch based on a change in capacitance between a pair of electrodes.

17. The display apparatus of claim 16, wherein the pair of electrodes are at a same layer and separated from each other.