IP Library › Granted Patent US 10,678,104
Granted Patent B2
US 10,678,104 · App. 16/309,456 · Granted Jun 9, 2020

Display panel with flexible circuit board regions and display module

Inventors: Bocai Chen (Wuhan, CN); Jinglong Wang (Wuhan, CN)
Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd.
G02F1/13458G02F1/13452G02F1/1309
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Quick Facts
Patent No.
US 10,678,104
App. No.
16/309,456
Granted
Jun 9, 2020
Kind
B2
Abstract

A display panel and a display module are provided. The display panel includes a bonding region. The bonding region includes a drive integrated circuit (IC) chip region, a first flexible circuit board region and a second flexible circuit board region. A first soldering pad is disposed in the first flexible circuit board region. A second soldering pad is disposed in the second flexible circuit board region. The first soldering pad and the second soldering pad are configured to output driving signals.

Claims (36)

1. A display panel, wherein the display panel comprises a bonding region, the bonding region comprises:

a drive integrated circuit (IC) chip region, wherein a drive IC chip is disposed in the drive IC chip region of the display panel, and the drive IC chip region is configured to output driving signals;

a first flexible circuit board region, wherein a first soldering pad is disposed in the first flexible circuit board region of the display panel, and the first soldering pad is electrically connected to an input terminal port of the drive IC chip region, and is electrically connected to a output terminal port of the drive IC chip region through internal wires of the drive IC chip to output first driving signals; and

at least one second flexible circuit board region, wherein a second soldering pad is disposed in the second flexible circuit board region of the display panel, and the second soldering pad is configured to output second driving signals;

wherein the at least one second flexible circuit board region are two second flexible circuit board regions; and

wherein the drive IC chip region is parallel to the first flexible circuit board region, and the second flexible circuit board regions are located at two outer sides of the drive IC chip region and the first flexible circuit board region.

2. The display panel as claimed in claim 1 , wherein the second soldering pad is further configured to transmit testing signals.

3. The display panel as claimed in claim 1 , wherein the display panel further comprises an array wiring area, and the second soldering pad is electrically connected to signal wires in the array wiring area to output the second driving signals.

4. The display panel as claimed in claim 3 , wherein

the drive IC chip region comprises at least one input terminal port, and the first soldering pad comprises at least one first sub-soldering pad; and

a number of the at least one input terminal port is equal to or greater than a number of the at least one first sub-soldering pad.

5. The display panel as claimed in claim 1 , wherein the second soldering pad is electrically connected to the corresponding input terminal port of the drive IC chip region, and is electrically connected to the output terminal port of the drive IC chip region through the internal wires of the drive IC chip to output the second driving signals.

6. The display panel as claimed in claim 5 , wherein

the drive IC chip region comprises at least one first input terminal port and at least one second input terminal port, the first soldering pad comprises at least one first sub-soldering pad, and the second soldering pad comprise at least one second sub-soldering pad;

the at least one first sub-soldering pad is electrically connected to the at least one first input terminal port of the drive IC chip region, and is electrically connected to a first output terminal port corresponding to the at least one first input terminal port in the drive IC chip region through the internal wires of the drive IC chip to output the first driving signals; and

the at least one second sub-soldering pad is electrically connected to the at least one second input terminal port of the drive IC chip region, and is electrically connected to a second output terminal port corresponding to the at least one second input terminal port in the drive IC chip region through the internal wires of the drive IC chip to output the second driving signals.

7. The display panel as claimed in claim 6 , wherein a sum of a number of the at least one first input terminal port and a number of the at least one second input terminal port, is equal to or greater than a sum of a number of the at least one first sub-soldering pad and a number of the at least one second sub-soldering pad.

8. The display panel as claimed in claim 1 , wherein the display panel further comprises a liquid crystal cell test region, the liquid crystal cell test region comprises at least one test soldering pad, and the at least one test soldering pad is configured to transmit testing signals.

9. A display module, the display module comprising a display panel, and further comprising a touch layer, a polarizer and a cover plate layer located on the display panel, wherein the display panel comprises a bonding region, the bonding region comprises:

a drive integrated circuit (IC) chip region, wherein a drive IC chip is disposed in the drive IC chip region of the display panel, and the drive IC chip region is configured to output driving signals;

a first flexible circuit board region, wherein a first soldering pad is disposed in the first flexible circuit board region of the display panel, and the first soldering pad is electrically connected to an input terminal port of the drive IC chip region, and is electrically connected to a corresponding output terminal port of the drive IC chip region through internal wires of the drive IC chip to output first driving signals; and

at least one second flexible circuit board region, wherein a second soldering pad is disposed in the second flexible circuit board region of the display panel, and the second soldering pad is configured to output second driving signals;

wherein the at least one second flexible circuit board region are two second flexible circuit board regions; and

wherein the drive IC chip region is parallel to the first flexible circuit board region, the second flexible circuit board regions are located at two outer sides of the drive IC chip region and the first flexible circuit board region.

10. The display module as claimed in claim 9 , wherein the second soldering pad is further configured to transmit testing signals.

11. The display module as claimed in claim 9 , wherein the display panel further comprises an array wiring area, and the second soldering pad is electrically connected to corresponding signal wires in the array wiring area to output the second driving signals.

12. The display module as claimed in claim 11 , wherein

the drive IC chip region comprises at least one input terminal port, and the first soldering pad comprises at least one first sub-soldering pad; and

a number of the at least one input terminal port is equal to or greater than a number of the at least one first sub-soldering pad.

13. The display module as claimed in claim 9 , wherein the second soldering pad is electrically connected to the corresponding input terminal port of the drive IC chip region, and is electrically connected to the corresponding output terminal port of the drive IC chip region through the internal wires of the drive IC chip to output the second driving signals.

14. The display module as claimed in claim 13 , wherein

the drive IC chip region comprises at least one first input terminal port and at least one second input terminal port, the first soldering pad comprises at least one first sub-soldering pad, and the second soldering pad comprise at least one second sub-soldering pad;

the at least one first sub-soldering pad is electrically connected to the at least one first input terminal port of the drive IC chip region, and is electrically connected to a first output terminal port corresponding to the at least one first input terminal port in the drive IC chip region through the internal wires of the drive IC chip to output the first driving signals; and

the at least one second sub-soldering pad is electrically connected to the at least one second input terminal port of the drive IC chip region, and is electrically connected to a second output terminal port corresponding to the at least one second input terminal port in the drive IC chip region through the internal wires of the drive IC chip to output the second driving signals.

15. The display module as claimed in claim 14 , wherein a sum of a number of the at least one first input terminal port and a number of the at least one second input terminal port, is equal to or greater than a sum of a number of the at least one first sub-soldering pad and a number of the at least one second sub-soldering pad.

16. The display module as claimed in claim 9 , wherein the display panel further comprises a liquid crystal cell test region, the liquid crystal cell test region comprises at least one test soldering pad, and the at least one test soldering pad is configured to transmit testing signals.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 23, 2019
From: CHEN, BOCAI; WANG, JINGLONG
To: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
Reel/Frame 048096/0726 →
Priority Claims (1)
CN 2018 1 1133411 · Sep 27, 2018 · national
Continuity (1)
Related Publication 20200103693A1 · Apr 2, 2020