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Backlight unit

A technology of backlight unit and light source, applied in the direction of optical components, optics, light guide, etc., can solve the problem of display quality degradation

Pending Publication Date: 2020-07-31
SAMSUNG DISPLAY CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0005] However, the display quality of the display device may be degraded by scratches or the like generated during various processes that may allow external moisture and oxygen to penetrate into the backlight unit.

Method used

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Examples

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Embodiment Construction

[0051] The inventive concept can be modified in many alternative forms, and therefore exemplary embodiments will be illustrated in the drawings and described in detail. It should be understood, however, that the exemplary embodiments of the inventive concept are not intended to limit the inventive concept to the particular forms disclosed, but are to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.

[0052] In describing each figure, the same reference numerals are used to refer to the same elements. Also, in the drawings, the size of elements is exaggerated for clarity of the inventive concept. It should be understood that although the terms "first", "second", etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms may be used only to distinguish one element from another. For example, a first element could be termed a second element, and similarly, a se...

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Abstract

A backlight unit which includes a light guiding layer having an incident surface on which light is incident and an exit surface from which light is emitted, a light source disposed on the incident surface of the light guiding layer and configured to generate the light, a low refraction layer disposed on the exit surface of the light guiding layer, a color control layer disposed on the low refraction layer, and a protection layer disposed on the color control layer. The protection layer includes a resin composition including a first repeating unit represented by Formula 1.

Description

[0001] Cross References to Related Applications [0002] This application claims priority from Korean Patent Application No. 10-2019-0009215 filed on January 24, 2019, the disclosure of which is incorporated herein by reference in its entirety. technical field [0003] The present disclosure herein relates to a backlight unit and a liquid crystal display device including the same, and more particularly, to a backlight unit having improved reliability by effectively protecting a color control layer, and a liquid crystal display device including the same display device. Background technique [0004] Many electronic devices include display devices for providing images to users. Due to their relatively low power consumption, liquid crystal display devices are commonly used in electronic devices with large displays, as well as in portable electronic devices with relatively small displays. A liquid crystal display device generally includes various optical members added to a back...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G02F1/13357
CPCG02F1/133606G02F1/133614G02B1/14G02B6/005G02B6/0055G02B6/0033C08L83/04C08K3/36C08K7/26G02F1/133608G02F1/133607
Inventor 林虎金加恩金兑敃朴家原徐德锺徐奉成柳在镇李虱气
Owner SAMSUNG DISPLAY CO LTD
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