IP Library Granted Patent US 12,530,095
Granted Patent B2
US 12,530,095 · App. 18/971,981 · Granted Jan 20, 2026

Display panel, display device, input/output device, and data processing device

Inventors: Kouhei Toyotaka (Kanagawa, JP); Daiki Nakamura (Kanagawa, JP)
Assignee: Semiconductor Energy Laboratory Co., Ltd.
G06F3/041G09G3/3225H10K59/38H10K59/40G06F3/013G06F3/02G06F3/03545G09G3/2007G09G2300/0426G09G2300/0439G09G2310/0286G09G2310/08G09G2320/0233G09G2320/0247G09G2330/021G09G2354/00H10K59/131
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Quick Facts
Patent No.
US 12,530,095
App. No.
18/971,981
Granted
Jan 20, 2026
Kind
B2
Abstract

A novel display panel that is highly convenient or reliable is provided. The display panel includes a display region, a first functional layer, and a second functional layer. The display region includes a pixel, and the pixel includes a display element and a pixel circuit. The first functional layer includes the pixel circuit, a scan line, and a first connection portion. The display element is electrically connected to the pixel circuit, and the pixel circuit is electrically connected to the scan line. The second functional layer includes a region overlapping with the first functional layer, the second functional layer includes a driver circuit and a wiring, and the driver circuit is provided so that the pixel circuit is positioned between the driver circuit and the display element. The wiring is electrically connected to the scan line at the first connection portion, and the wiring is electrically connected to the driver circuit.

Claims (19)

1 . A display device comprising a first pixel and a second pixel, the display device comprising:

a transistor and a wiring electrically connected to the transistor;

a first insulating film over the transistor and the wiring;

at least one scan line electrically connected to the wiring, over the first insulating film;

a first switch electrically connected to the at least one scan line at a first connection portion located in the first pixel; and

a second switch electrically connected to the at least one scan line at a second connection portion located in the second pixel.

2 . The display device according to claim 1 , wherein the transistor overlaps at least one of the first pixel and the second pixel.

3 . The display device according to claim 1 , wherein the at least one scan line is in direct contact with the wiring.

4 . A display device comprising a first pixel and a second pixel, the display device comprising:

a transistor and a wiring electrically connected to the transistor;

a first insulating film over the transistor and the wiring;

at least one scan line electrically connected to the wiring, over the first insulating film;

a first switch electrically connected to the at least one scan line at a first connection portion located in the first pixel;

a second switch electrically connected to the at least one scan line at a second connection portion located in the second pixel;

a second insulating film over the first switch and the second switch; and

an auxiliary signal line over the second insulating film.

5 . The display device according to claim 4 , wherein the auxiliary signal line has a region crossing the at least one scan line, and a region extending in parallel to the at least one scan line.

6 . The display device according to claim 4 , wherein the transistor overlaps at least one of the first pixel and the second pixel.

7 . The display device according to claim 4 , wherein the at least one scan line is in direct contact with the wiring.

Priority Claims (1)
JP 2018-013242 · Jan 30, 2018 · national
Continuity (3)
Continuation 18531931 · Dec 7, 2023
Continuation 16964735
Related Publication 20250104621A1 · Mar 27, 2025
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