IP Library Granted Patent US 11,600,669
Granted Patent B2
US 11,600,669 · App. 17/347,432 · Granted Mar 7, 2023

Electronic device

Inventors: Hye-Seok Na (Hwaseong-si, KR); Younggu Kang (Cheonan-si, KR); Hyun-Sung Park (Hwaseong-si, KR); Dongjin Seo (Hwaseong-si, KR); Yu Deok Seo (Hwaseong-si, KR)
Assignee: Samsung Display Co., Ltd.
H01L27/323G06F3/0412G06F3/0442G06F3/0443G06F3/0445G06F3/0448G06F2203/04111G06F2203/04112
View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 11,600,669
App. No.
17/347,432
Granted
Mar 7, 2023
Kind
B2
Abstract

An electronic device includes: a display panel configured to display an image; an input sensor on the display panel and comprising a first sensing electrode and a second sensing electrode that is electrically insulated from the first sensing electrode, the input sensor being configured to sense a first input in a first mode and to sense a second input in a second mode; and an input device configured to provide the second input to the input sensor, wherein at least one of the first or second sensing electrodes comprises: a main mesh pattern in a crossing area in which the first and second sensing electrodes cross each other; and a sub mesh pattern in a non-crossing area on which the first and second sensing electrodes do not cross each other and which has a size different from that of the main mesh pattern.

Claims (72)

1. An electronic device comprising:

a display panel configured to display an image;

an input sensor on the display panel and comprising a first sensing electrode and a second sensing electrode that is electrically insulated from the first sensing electrode, the input sensor being configured to sense a first input in a first mode and to sense a second input in a second mode; and

an input device configured to provide the second input to the input sensor,

wherein the first sensing electrode comprises:

a first main mesh pattern in a crossing area in which the first and second sensing electrodes cross each other,

wherein the second sensing electrode comprises:

a second main mesh pattern in the crossing area, and

wherein at least one of the first or second sensing electrodes comprises:

a sub mesh pattern in a non-crossing area on which the first and second sensing electrodes do not cross each other and which has a size different from that of the first and second main mesh patterns,

wherein the first and second sensing electrodes are on a same layer,

wherein the first sensing electrode further comprises first connection openings defined by opening the first main mesh pattern,

wherein the second main mesh pattern passes through the first connection openings,

wherein the second sensing electrode is provided with second connection openings defined by opening the second main mesh pattern, and

wherein the first main mesh pattern passes through the second connection openings.

2. The electronic device of claim 1 , wherein the first sensing electrode further comprises:

a first sub mesh pattern in a first non-crossing area in which the first sensing electrode does not cross the second sensing electrode, and

the second sensing electrode further comprises:

a second sub mesh pattern in a second non-crossing area in which the second sensing electrode does not cross the first sensing electrode.

3. The electronic device of claim 2 , wherein the first main mesh pattern has a size different from that of the first sub mesh pattern, and

the second main mesh pattern has the same size as the second sub mesh pattern.

4. The electronic device of claim 3 , wherein the first main mesh pattern has a size less than that of the first sub mesh pattern.

5. The electronic device of claim 3 , wherein the first and second sub mesh patterns have a same size, and

the first main mesh pattern has a size less than that of the second main mesh pattern.

6. The electronic device of claim 2 , wherein the first main mesh pattern has a size different from that of the first sub mesh pattern, and

the second main mesh pattern has a size different from that of the second sub mesh pattern.

7. The electronic device of claim 6 , wherein the first main mesh pattern has a size less than that of the first sub mesh pattern, and

the second main mesh pattern has a size less than that of the second sub mesh pattern.

8. The electronic device of claim 7 , wherein the first and second sub mesh patterns have the same size, and

the first main mesh pattern has a size equal to or less than that of the second main mesh pattern.

9. The electronic device of claim 2 , wherein

the first and second sensing electrodes are electrically insulated from each other in the crossing area.

10. The electronic device of claim 9 , wherein the first sensing electrode further comprises a first bridge electrode provided in the first connection openings so as to be electrically connected to the first main mesh pattern, and

the second sensing electrode further comprises a second bridge electrode provided in the second connection openings so as to be electrically connected to the second main mesh pattern.

11. The electronic device of claim 2 , wherein the first sensing electrode has a bar shape extending in a first direction, and

the second sensing electrode has a bar shape extending in a second direction crossing the first direction.

12. The electronic device of claim 11 , wherein the first sensing electrode has a width that is constantly maintained in the first direction, and

the second sensing electrode has a width that is constantly maintained in the second direction.

13. The electronic device of claim 11 , wherein the first sensing electrode has a first electrode width in the crossing area and a second electrode width, which is greater than the first electrode width, in the first non-crossing area, and

the second sensing electrode has a third electrode width in the crossing area and a fourth electrode width, which is greater than the third electrode width, in the second non-crossing area.

14. The electronic device of claim 2 , wherein the first sensing electrode further comprises a first adjacent mesh pattern in a first adjacent area that is adjacent to the crossing area and having a size different from that of each of the first main mesh pattern and the first sub mesh pattern.

15. The electronic device of claim 14 , wherein the first adjacent mesh pattern has a size that is less than that of the first sub mesh pattern and greater than that of the first main mesh pattern.

16. The electronic device of claim 14 , wherein the second sensing electrode further comprises a second adjacent mesh pattern in a second adjacent area that is adjacent to the crossing area and having a size different from that of each of the second main mesh pattern and the second sub mesh pattern.

17. The electronic device of claim 16 , wherein the second main mesh pattern and the second sub mesh pattern have the same size, and

the second adjacent mesh pattern has a size less than that of the second sub mesh pattern.

18. The electronic device of claim 1 , wherein the first input comprises an input generated by contact of a user's finger, and

the second input comprises an input generated by contact of the input device.

19. The electronic device of claim 18 , wherein the input device comprises an active pen.

20. An electronic device comprising:

a display panel configured to display an image; and

an input sensor on the display panel and comprising a first sensing electrode and a second sensing electrode that is electrically insulated from the first sensing electrode, the input sensor being configured to sense a first input in a first mode and to sense a second input in a second mode,

wherein the first sensing electrode comprises:

a first main mesh pattern in a crossing area; and

a first sub mesh pattern in a first non-crossing area in which the first sensing electrode does not cross the second sensing electrode, and

the second sensing electrode comprises:

a second main mesh pattern in the crossing area; and

a second sub mesh pattern in a second non-crossing area in which the second sensing electrode does not cross the first sensing electrode, and

wherein the first main mesh pattern has a size different from that of the second main mesh pattern,

wherein the first and second sensing electrodes are on a same layer,

wherein the first sensing electrode further comprises first connection openings defined by opening the first main mesh pattern,

wherein the second main mesh pattern passes through the first connection openings,

wherein the second sensing electrode is provided with second connection openings defined by opening the second main mesh pattern, and

wherein the first main mesh pattern passes through the second connection openings.

21. The electronic device of claim 20 , wherein the first main mesh pattern has a size less than that of the second main mesh pattern.

22. The electronic device of claim 21 , wherein the first and second sub mesh patterns have the same size, and

the first main mesh pattern has a size less than that of the first sub mesh pattern.

23. The electronic device of claim 20 , wherein the first sensing electrode has a bar shape extending in a first direction, and

the second sensing electrode has a bar shape extending in a second direction crossing the first direction.

24. The electronic device of claim 20 , wherein, and

the first and second sensing electrodes are electrically insulated from each other in the crossing area.

25. The electronic device of claim 24 , wherein the crossing area has a size greater than that of the non-crossing area.

26. The electronic device of claim 20 , wherein the crossing area has a size greater than that of at least one of the first non-crossing area and the second non-crossing area.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 14, 2021
From: NA, HYE-SEOK; KANG, YOUNGGU; PARK, HYUN-SUNG; SEO, DONGJIN; SEO, YU DEOK
To: SAMSUNG DISPLAY CO., LTD.
Reel/Frame 056538/0208 →
Priority Claims (1)
KR 10-2020-0087072 · Jul 14, 2020 · national
Continuity (1)
Related Publication 20220020824A1 · Jan 20, 2022
Cited By (3)
US 12,389,774 US 12,462,714 US 12,720,985