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Backlight unit and display device

A backlight unit and display device technology, applied in optical elements, light guides, optics, etc., can solve problems such as increased power consumption, low light efficiency, and increased manufacturing costs of backlight units, and achieve the effects of improving uniformity and halo characteristics

Pending Publication Date: 2022-05-13
LG DISPLAY CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] In addition, when the backlight unit excites light of a specific wavelength band to supply white light, low light efficiency may increase power consumption or increase the manufacturing cost of the backlight unit, so there are many difficulties in achieving high brightness

Method used

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  • Backlight unit and display device
  • Backlight unit and display device
  • Backlight unit and display device

Examples

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Embodiment Construction

[0020] In the following description of examples or embodiments of the present invention, reference will be made to the accompanying drawings, in which are shown by way of illustration specific examples or embodiments that can be implemented, and in which like reference numerals and symbols may Used to refer to the same or similar parts even if they are shown in different drawings from each other. Also, in the following description of examples or embodiments of the present invention, when it is determined that the description may make the subject matter in some embodiments of the present invention rather unclear, detailed descriptions of well-known functions and components incorporated herein will be omitted. describe. As used herein, terms such as "comprising", "having", "comprising", "consisting of", "consisting of" and "formed of" are generally intended to allow the addition of other elements unless these terms are inconsistent with the term " Only" used together. As used ...

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Abstract

The present disclosure relates to a backlight unit and a display device including a plurality of light sources and a color conversion layer disposed on a reflective layer, thereby removing an expensive color conversion sheet and supplying high-quality white light.

Description

[0001] Cross References to Related Applications [0002] This application claims priority from Korean Patent Application No. 10-2020-0139718 filed in the Republic of Korea on October 26, 2020, the entire contents of which are incorporated herein by reference. technical field [0003] The present disclosure relates to a backlight unit and a display device. Background technique [0004] With the development of the information society, there is an increasing demand for various types of display devices. In this regard, various display devices such as liquid crystal display (LCD) devices and organic light emitting diode (OLED) display devices have recently been widely used. [0005] Among these display devices, a liquid crystal display device may include a display panel and a backlight unit that supplies light to the display panel. In addition, the display panel receiving light from the backlight unit may adjust brightness of sub-pixels disposed on the display panel and display...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G02F1/13357
CPCG02F1/133606G02F1/133605G02F1/133614G02F1/133611G02F1/133603G02B6/0068G02B6/0031G02B6/0026G02B6/0051G02B6/0065G02F1/133602
Inventor 金基圣
Owner LG DISPLAY CO LTD