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Display device

A technology of display equipment and color filters, which is applied in the fields of optics, instruments, and photoplate-making process of pattern surface, etc.

Inactive Publication Date: 2021-05-14
SAMSUNG DISPLAY CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0006] However, as the size of the display device increases, there is a problem of exposing the display substrate at one time using the pattern mask due to the size limitation of the pattern mask.

Method used

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Embodiment Construction

[0041] In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of various exemplary embodiments or implementations of the invention. As used herein, "example" and "implementation" are interchangeable words for non-limiting examples of apparatus or methods that employ one or more of the inventive concepts disclosed herein. It is evident, however, that the various exemplary embodiments may be practiced without these specific details, or with one or more equivalent arrangements. In other instances, well-known structures and devices are shown in block diagram form in order to avoid unnecessarily obscuring the various exemplary embodiments. Furthermore, various exemplary embodiments may differ, but are not necessarily exhaustive. For example, the specific shape, configuration, and characteristics of one exemplary embodiment may be used or implemented in another exemplary embodiment without depa...

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Abstract

According to an aspect of the invention, a display device includes: a first substrate; and a plurality of pixels including a first pixel disposed in the first substrate. The first pixel includes: a first transistor; a first electrode connected with the first transistor; a first color filter having a color and overlapping the first electrode connected with the first transistor; and a third measurement indicia having a color and overlapping the first color filter, and the first color filter has a color different from the color of the third measurement indicia.

Description

[0001] Cross References to Related Applications [0002] This application claims priority and benefit to Korean Patent Application No. 10-2019-0145889 filed on November 14, 2019, which is hereby incorporated by reference for all purposes as if fully set forth herein Explain the same. technical field [0003] Exemplary embodiments of the present invention generally relate to a display device, and more particularly, to a display device including a mark for measuring an alignment error of a mask during manufacture of the display device. Background technique [0004] Currently known flat panel display devices include liquid crystal displays (LCDs) and light emitting display devices, among others. [0005] Various patterns are formed in the manufacturing process of such flat panel display devices, and exposure equipment is used to form the patterns. An exposure device exposes an object according to a pattern formed in a pattern mask. [0006] However, as the size of the displa...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G02F1/1343G02F1/1333G02F1/13G03F9/00
CPCG02F1/1303G02F1/1333G02F1/134309G03F9/7046G02F1/133516G02F1/133707G02F1/13394G02F1/1368G02F1/13396G02F1/136222G02F1/13625G02F1/1343G02F1/136286G02F1/133354H01L23/544H01L27/1214H01L2223/54426
Inventor 申东熹罗釉美李根虎李龙熙
Owner SAMSUNG DISPLAY CO LTD