IP Library Patent Application 19169416
Patent Application
App. No. 19/169,416

LIQUID CRYSTAL DISPLAY PANEL

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Quick Facts
Patent No.
US None
App. No.
19/169,416
Abstract

According to an aspect, a liquid crystal display panel includes an extending portion. The extending portion is metal wiring provided on the same plane as a plane parallel to a surface of a TFT substrate on which a scan line extends in the X-direction, and is electrically conductive metal extending from the scan line. The extending portion partially overlaps a space, but does not overlap an opening area, in the Z-direction.

Claims (33)

1 . A display panel comprising:

a first layer;

a second layer disposed so as to face the first layer with a display element interposed therebetween;

a pixel electrode;

a thin-film transistor including a semiconductor layer;

a gate line extending overall in a first direction;

a metal line crossing the gate line and being coupled to the semiconductor layer of the thin-film transistor; and

an insulation layer that insulates the gate line and the metal line,

wherein

the gate line comprises:

a main gate line including first gate line portions extending in a first direction and second gate line portions extending in a second direction different from the first direction; and

a bypass portion coupled to respective second gate line portions, the bypass portion extending in the first direction and deviated in the second direction from an intersection where a first gate line portion and the metal line portion cross each other, the thin-film transistor includes a first channel portion and a second channel portion,

the first channel portion crosses the first gate line portion and overlaps the metal line,

the second channel portion is disposed apart from the first channel portion,

the first gate line portions are disposed apart from the bypass portion in the second direction, and

each of the first gate line portions crosses a corresponding one of a plurality of the metal lines.

2 . The display panel according to claim 1 , wherein

the gate line has:

a first point having a position that is an intersection with the metal line; and

a second point having a position in the first direction being the same as a coupling portion of the thin-film transistor and the pixel electrode in the first direction, and

the position of the first point of the gate line in the second direction is different from the position of second point of the gate line in the second direction.

3 . The display panel according to claim 1 , further including a pedestal electrode, wherein

the thin-film transistor is connected to the pixel electrode through the pedestal electrode.

4 . The display panel according to claim 3 , wherein

one side of the pedestal electrode is aligned to one side of part of the scan gate line, the part intersecting the metal line in a plan view.

5 . The display panel according to claim 1 , wherein

the thin-film transistor is a double-gate transistor, and

a position where the first channel portion overlaps the gate line in the second direction is different from a position where the second channel portion overlaps the gate line in the second direction.

6 . The display panel according to claim 5 , wherein

the first channel portion overlaps the metal line, and

the second channel portion overlaps the pedestal electrode.

7 . The display panel according to claim 1 , wherein

the bypass portion does not overlap with the first gate line portions in the first direction.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 2, 2025
From: JAPAN DISPLAY INC.
To: MAGNOLIA WHITE CORPORATION
Reel/Frame 071793/0491 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 10, 2025
From: KOIDE, GEN
To: JAPAN DISPLAY INC.
Reel/Frame 070796/0546 →