DISPLAY DEVICE AND POSITION INPUT SYSTEM INCLUDING THE SAME

• Main Authors: LEE HEE YOUNG, GU DA SOM, PARK GIL YEONG, AN SUNG GUK, ROH KI JUN, HAN SO YEON
• Format: Patent
• Language: English; Korean
• Published: 01.02.2024
• Subjects: CALCULATING; COMPUTING; COUNTING; 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; ELECTRIC DIGITAL DATA PROCESSING; ELECTRICITY; FREQUENCY-CHANGING; LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; NON-LINEAR OPTICS; OPTICAL ANALOGUE/DIGITAL CONVERTERS; OPTICAL LOGIC ELEMENTS; OPTICS; PERFORMING OPERATIONS; PHYSICS; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; TRANSPORTING

일 실시예에 따른 표시 장치는 표시 패널, 및 상기 표시 패널 상에 배치된 적층 구조물을 포함하며, 상기 적층 구조물은, 상기 표시 패널 상에 배치된 제1 결합 부재, 상기 제1 결합 부재 상에 배치된 반사층, 상기 반사층 상에 배치된 제2 결합 부재, 상기 제2 결합 부재 상에 배치된 코드 패턴부, 및 상기 코드 패턴부 상에 배치되며, 자외선 흡수제를 포함하는 광 차단층을 포함하고, 상기 반사층의 하면과 상기 광 차단층의 상면 사이의 두께는 100㎛ 이하이다. A display device includes: a display panel; and a stacked structure on the display panel, wherein the stacked structure includes: a first coupling member on the display panel; a reflective layer on the first coupling member; a second coupling member on the reflective layer; a code pattern part on the second coupling member; and a light blocking layer on the code pattern part and including an ultraviolet absorber, and a thickness between a lower surface of the reflective layer and an upper surface of the light blocking layer is 100 μm or less.