REFLECTION PLATE, BACK LIGHT UNIT AND LIQUID CRYSTAL DISPLAY COMPRISING THE SAME

• Main Authors: YOON, BYUNG SEO, KIM, KYUNG MIN, SONG, HEE KWANG
• Format: Patent
• Language: English; Korean
• Published: 15.06.2015
• 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; HEATING; LIGHTING; MECHANICAL ENGINEERING; NON-LINEAR OPTICS; NON-PORTABLE LIGHTING DEVICES; OPTICAL ANALOGUE/DIGITAL CONVERTERS; OPTICAL LOGIC ELEMENTS; OPTICS; PHYSICS; SYSTEMS THEREOF; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLEEXTERIORS; WEAPONS

Provided are a reflection plate, a back light unit and a liquid crystal display comprising the same. A reflection plate according to the embodiment of the present invention includes a bottom part and a sidewall part which is bent and extended from the edge of the bottom part. The upper surface of the bottom part includes a diffusion reflection surface. The inside surface of the sidewall part includes a mirror reflection surface. 반사판, 이를 포함하는 백라이트 유닛 및 액정 표시 장치가 제공된다. 본 발명의 일 실시예에 따른 반사판은 바닥부 및 상기 바닥부의 외주로부터 절곡 연장되는 측벽부를 포함하되, 상기 바닥부 상면은 확산 반사면을 포함하고, 상기 측벽부 내측면은 경면 반사면을 포함한다.