BACKLIGHT UNIT HAVING HEAT RADIATOR STRUCTURE USING FLUID AND DISPLAY DEVICE HAVING THE SAME

• Main Author: KIM HYANG WOO
• Format: Patent
• Language: English; Korean
• Published: 21.11.2019
• Subjects: BLASTING; DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH ISMODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THEDEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY,COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g.SWITCHING, GATING, MODULATING OR DEMODULATING; FREQUENCY-CHANGING; FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF; HEATING; LIGHTING; MECHANICAL ENGINEERING; NON-LINEAR OPTICS; OPTICAL ANALOGUE/DIGITAL CONVERTERS; OPTICAL LOGIC ELEMENTS; OPTICS; PHYSICS; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; WEAPONS

Disclosed is a backlight unit which comprises: a light guide plate; a light source arranged to face a side surface of the light guide plate, including a plurality LEDs arranged along a longitudinal direction of the side surface of the light guide plate, and allowing the LED to emit light toward the side surface of the light guide plate; and a cover member accommodating the light guide plate and the light source and including a light source cover unit which is arranged in parallel to an arrangement direction of the plurality of LEDs to cover the light source and has a fluid path in which a fluid moves. 백라이트 유닛이 개시된다. 상기 백라이트 유닛은 도광판; 상기 도광판의 측면에 대향하도록 배치되고, 상기 도광판의 측면의 길이방향을 따라 배열되는 복수의 엘이디를 포함하며, 상기 엘이디가 상기 도광판의 측면을 향해 발광하는 광원; 상기 도광판 및 광원을 수용하고, 상기 복수의 엘이디의 배열 방향에 평행하게 배치되어 상기 광원을 커버하고 내부에는 유체가 이동하는 유체통로가 구비되는 광원커버부를 포함하는 커버부재를 포함하는 것을 특징으로 한다.