BACKLIGHT UNIT CONTAINING LIGHT EXTRACTION LIGHT GUIDE PLATE AND DISPLAY DEVICE CONTAINING THE SAME

• Main Authors: SOH, HOE SUB, LEE, JAE GAB
• Format: Patent
• Language: English; Korean
• Published: 14.12.2015
• Subjects: 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; NON-LINEAR OPTICS; OPTICAL ANALOGUE/DIGITAL CONVERTERS; OPTICAL LOGIC ELEMENTS; OPTICS; PHYSICS; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF

The present invention relates to a backlight unit including a light-extraction light guiding plate and a display device including the backlight unit. The backlight unit includes: the light guiding plate including a micro lenticular or micro prism formed on one side thereof; a micro prism sheet on which micro prisms are arranged; and an optical trail formed by the light guiding plate and the micro prism sheet coupled by a crossing method. 본원은, 광추출 도광판을 포함하는 백라이트 유닛, 및 상기 백라이트 유닛을 포함하는 디스플레이 장치에 관한 것이다.