ARRAY SUBSTRATE, DISPLAY PANEL, AND ELECTRONIC DEVICE

• US 20160291769A1
• Filed: 09/25/2015
• Published: 10/06/2016
• Est. Priority Date: 04/01/2015
• Status: Active Grant

• Current Assignee: Shanghai Tianma Micro-Electronics Company Limited (Tianma Microelectronics Company Limited), Tianma Microelectronics Company Limited
• Original Assignee: Shanghai Tianma Micro-Electronics Company Limited (Tianma Microelectronics Company Limited), Tianma Microelectronics Company Limited
• Inventors: Wang, Chao
• Granted Patent: US 10,459,562 B2
• Time in Patent Office: Days
• 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 3/04164 Connections between sensors and controllers, e.g. routing lines between electrodes and connection pads
• CPC Class Codes: G06F 3/0443 using a single layer of sensing electrodes

Abstract

An array substrate, a display panel, and an electronic device are provided. The array assembly includes: a substrate defining a display region and a peripheral region; gate lines and data lines which are set in the display region; touch control electrodes which are set in the display region and electrically isolated; and a first metal layer set on the substrate, which includes: touch control lines set in the display region, wherein each of the touch control lines is electrically connected with corresponding touch control electrode, and adapted to provide a first signal for the corresponding touch control electrode; and a first BUS line set in the peripheral region, where the first BUS line is adapted to provide a second signal for at least one of the touch control lines, the gate lines, and the data lines Accordingly, BUS lines are arranged on different metal layers, thus narrow frame is achieved.

Claims

1. An array substrate, comprising:

a substrate, which defines a display region and a peripheral region;

a plurality of gate lines set in the display region;

a plurality of data lines set in the display region;

a plurality of touch control electrodes set in the display region and electrically isolated from each other; and

a first metal layer set on the substrate, which comprises;

touch control lines set in the display region, wherein each of the touch control lines is electrically connected with corresponding touch control electrode, wherein the touch control lines are adapted to provide a first signal for the corresponding touch control electrode; and

a first BUS line set in the peripheral region, wherein the first BUS line is adapted to provide a second signal for at least one of the touch control lines, the gate lines, and the data lines.

2. The array substrate according to claim 1, wherein the data lines set in the display region are formed in a second metal layer, and the second metal layer further comprises:

a second BUS line set in the peripheral region, wherein the second BUS line is adapted to provide a third signal for at least one of the touch control lines, the gate lines, and the data lines.

3. The array substrate according to claim 2, wherein projections of the first BUS line and the second BUS line on the substrate are partially or completely overlapped.

4. The array substrate according claim 2, wherein the gate lines set in the display region are formed in a third metal layer, and the third metal layer further comprises:

a third BUS line set in the peripheral region, wherein the third BUS line is adapted to provide a fourth signal for at least one of the touch control lines, the gate lines, and the data lines.

5. The array substrate according claim 4, wherein projections of the first BUS line and the third BUS line on the substrate are partially or completely overlapped.

6. The array substrate according claim 4, further comprising:

a first connect line formed in the third metal layer, a second connect line formed in the third metal layer, and a gate drive unit;

wherein the first BUS line is electrically connected with the first connect line through a first via hole, and the first connect line is electrically connected with the gate drive unit; and

wherein the second BUS line is electrically connected with the second connect line through a second via hole, and the second connect line is electrically connected with the gate drive unit.

7. The array substrate according claim 4, further comprising:

a third connect line formed in the second metal layer, a fourth connect line formed in the second metal layer, and a gate drive unit;

wherein the first BUS line is electrically connected with the third connect line through a third via hole, and the first connect line is electrically connected with the gate drive unit; and

wherein the third BUS line is electrically connected with the fourth connect line through a fourth via hole, and the second connect line is electrically connected with the gate drive unit.

8. The array substrate according claim 1, wherein the data lines set in the display region are formed in a forth metal layer, a first portion of the first BUS line is formed in the first metal layer and a second portion of the first BUS layer is formed in the fourth metal layer.

9. The array substrate according claim 1, wherein the gate lines set in the display region are formed in a fifth metal layer, a third portion of the first BUS line is formed in the first metal layer and a fourth portion of the first BUS layer is formed in the fifth metal layer.

10. A display panel, comprising an array assembly, wherein the array substrate comprises:

a substrate, which defines a display region and a peripheral region;

a plurality of gate lines set in the display region;

a plurality of data lines set in the display region;

a plurality of touch control electrodes set in the display region and electrically isolated from each other; and

a first metal layer set on the substrate, which comprises;

touch control lines set in the display region, wherein each of the touch control lines is electrically connected with corresponding touch control electrode, and adapted to provide a first signal for the corresponding touch control electrode; and

a first BUS line set in the peripheral region, wherein the first BUS line is adapted to provide a second signal for at least one of the touch control lines, the gate lines, and the data lines.

11. An electronic device, comprising the display panel according to claim 10.