Electronic device

Patent metadata

Field	Value
Publication number	US-12277284-B2
Application number	US-202418624035-A
Country	US
Kind code	B2
Filing date	Apr 1, 2024
Priority date	Nov 30, 2021
Publication date	Apr 15, 2025
Grant date	Apr 15, 2025

Abstract

The present disclosure provides an electronic device including a first sensing unit, a first transistor coupled to the first sensing unit, a second transistor coupled to the first transistor, a second sensing unit, a third transistor coupled to the second sensing unit, a fourth transistor coupled to the third transistor, a first signal line coupled to the second transistor and the fourth transistor, and a power line coupled to the first transistor and the third transistor, in which the power line is disposed between the first sensing unit and the second sensing unit.

First claim

What is claimed is:

1. An electronic device, comprising:
a first sensing unit;
a first transistor coupled to the first sensing unit;
a second transistor coupled to the first transistor;
a second sensing unit;
a third transistor coupled to the second sensing unit;
a fourth transistor coupled to the third transistor;
a first signal line coupled to the second transistor and the fourth transistor; and
a power line coupled to the first transistor and the third transistor, wherein the power line is disposed between the first sensing unit and the second sensing unit.

2. The electronic device as claimed in claim 1 , further comprising a second signal line coupled to the second transistor, wherein the second signal line and the power line extend along a same direction.

3. The electronic device as claimed in claim 2 , wherein a maximum width of the power line is greater than a maximum width of the second signal line.

4. The electronic device as claimed in claim 2 , wherein the second signal line is used as a data line.

5. The electronic device as claimed in claim 1 , further comprising another second signal line overlapping the power line.

6. The electronic device as claimed in claim 1 , wherein the second transistor and the fourth transistor are respectively disposed on two opposite sides of the power line.

7. The electronic device as claimed in claim 6 , wherein the first signal line crosses the power line.

8. The electronic device as claimed in claim 6 , wherein the first signal line is used as a gate of the second transistor and a gate of the fourth transistor.

9. The electronic device as claimed in claim 1 , further comprising a fifth transistor coupled to the first transistor and another power line coupled to the fifth transistor, wherein the power line and the another power line are respectively disposed on two opposite sides of the first sensing unit.

10. The electronic device as claimed in claim 9 , further comprising a third signal line coupled to the fifth transistor, and the third signal line and the first signal line extend along a same direction.

11. The electronic device as claimed in claim 10 , wherein the first transistor is disposed between the first signal line and the third signal line.

12. The electronic device as claimed in claim 10 , wherein the fifth transistor comprises a semiconductor block overlapping the third signal line.

13. The electronic device as claimed in claim 1 , further comprising a light shielding pattern, wherein the first transistor comprises a semiconductor block, and the light shielding pattern is disposed under the semiconductor block.

14. The electronic device as claimed in claim 13 , wherein the semiconductor block overlaps the first signal line.

15. The electronic device as claimed in claim 1 , further comprising a fourth signal line coupled to the first sensing unit, and the fourth signal line and the power line extend along a same direction.

Assignees

• Innolux Corp

Inventors

• Li Shu-Fen
• Chien Chuan-Chi
• Liao Hsiao-Feng
• Yu Rui-An
• CHENG Chang-Chiang
• Chen Po-Yang
• Yao I-An

Classifications

• H10D86/441

  Interconnections, e.g. scanning lines · CPC title

• H10D86/60

  wherein the TFTs are in active matrices · CPC title

• G02F1/13338

  Input devices, e.g. touch panels · CPC title

• G02F1/13312

  Circuits comprising photodetectors for purposes other than feedback · CPC title

• G02F1/136286

  Wiring, e.g. gate line, drain line · CPC title