IP Library Granted Patent US 10,656,484
Granted Patent B2
US 10,656,484 · App. 15/689,710 · Granted May 19, 2020

Display panel including corresponding pixel electrode and marker

Inventors: Yonghee Lee (Suwon-si, KR); Daesuk Kim (Seongnam-si, KR); Kyungho Kim (Seongnam-si, KR); Dong-Yoon Lee (Seoul, KR)
Assignee: Samsung Display Co., Ltd.
G02F1/136259G02F1/1368G02F1/134336G02F1/136286G09G3/20H01L22/22H01L27/124G02F2001/136263G02F2201/123G09G2300/0426G09G2330/08G09G2330/10
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Quick Facts
Patent No.
US 10,656,484
App. No.
15/689,710
Granted
May 19, 2020
Kind
B2
Abstract

A display panel includes a gate line, a data line, a switching element, a pixel electrode, and a conductive member. The switching element includes a gate electrode, a source electrode, and a drain electrode. The gate electrode is electrically connected to the gate line. The source electrode is electrically connected to the data line. The pixel electrode is electrically connected to the drain electrode, includes a bar portion, and includes a branch. The branch is oblique relative to the bar portion in a plan view of the display panel. The conductive member includes an extending portion and a maker. The marker protrudes from the extending portion in the plan view of the display panel and overlaps the branch.

Claims (28)

1. A display panel comprising:

a first gate line;

a first data line;

a first switching element comprising a first gate electrode, a first source electrode, and a first drain electrode, wherein the first gate electrode is electrically connected to the first gate line, and wherein the first source electrode is electrically connected to the first data line;

a first pixel electrode electrically connected to the first drain electrode, comprising a first bar portion, and comprising a first branch, wherein the first branch is oblique relative to the first bar portion in a plan view of the display panel; and

a first conductive member comprising a first extending portion and a first maker, wherein the first marker protrudes from the first extending portion in the plan view of the display panel and overlaps the first branch.

2. The display panel of claim 1 , wherein the first bar portion is electrically connected through the first branch to the first drain electrode.

3. The display panel of claim 1 , wherein the first marker is electrically isolated from the first gate line, and wherein the first marker and the first gate line are included in a same gate layer.

4. The display panel of claim 1 , wherein the first marker is positioned between the first bar portion and the first data line in a first direction in the plan view of the display panel, and wherein a portion of the first source electrode is positioned between the first marker and the first data line in the first direction in the plan view of the display panel.

5. The display panel of claim 1 , further comprising:

a second gate line;

a second pixel electrode immediately neighboring the first pixel electrode in a first direction with no intervening pixel electrode between the first pixel electrode and the second pixel electrode, comprising a second bar portion, and comprising a second branch, wherein the second branch is oblique relative to the second bar portion in the plan view of the display panel,

wherein the first conductive member further comprises a second extending portion and a second marker,

wherein the second extending portion is opposite the first extending portion in a second direction different from the first direction or is aligned with the first extending portion in the first direction,

wherein the second marker protrudes from the second extending portion in the plan view of the display panel and overlaps the second branch,

wherein the first conductive member is positioned between the first gate line and the second gate line in the second direction,

wherein the first marker is positioned between the first bar portion and the second bar portion in the plan view of the display panel, and

wherein the second bar portion is positioned between the first marker and the second marker in the plan view of the display panel.

6. The display panel of claim 5 , further comprising:

a second switching element comprising a second gate electrode and a second drain electrode,

wherein the second gate electrode is electrically connected to the second gate line,

wherein the second drain electrode is electrically connected to the second pixel electrode, and

wherein the second extending portion is opposite the first extending portion in the second direction.

7. The display panel of claim 5 , further comprising:

a second switching element comprising a second gate electrode and a second drain electrode,

wherein the second gate electrode is electrically connected to the first gate line,

wherein the second drain electrode is electrically connected to the second pixel electrode, and

wherein the second extending portion is aligned with the first extending portion in the first direction.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 21, 2022
From: SAMSUNG DISPLAY CO., LTD.
To: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
Reel/Frame 060778/0543 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 30, 2017
From: LEE, YONGHEE; KIM, DAESUK; KIM, KYUNGHO; LEE, DONG-YOON
To: SAMSUNG DISPLAY CO., LTD.
Reel/Frame 043447/0522 →
Priority Claims (1)
KR 10-2016-0163687 · Dec 2, 2016 · national
Continuity (1)
Related Publication 20180157134A1 · Jun 7, 2018