Display device

Disclosed is a display device comprising: a display panel (120) configured to display an image; a plurality of Light Emitting Diodes (LEDs) (150b) configured to generate light to supply light to the display panel (120); a light guide panel (140) configured to guide light to the display panel (120);...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	Lee, Sang-Hyun, Kim, Sun-Woong, Chang, Su-Jin, Kim, Bo-Ra, Han, Sang-Dae, Moon, Won-Taek
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	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 ELEMENTS, SYSTEMS, OR APPARATUS OPTICAL LOGIC ELEMENTS OPTICS PHYSICS STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF WEAPONS
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Beschreibung
Zusammenfassung:	Disclosed is a display device comprising: a display panel (120) configured to display an image; a plurality of Light Emitting Diodes (LEDs) (150b) configured to generate light to supply light to the display panel (120); a light guide panel (140) configured to guide light to the display panel (120); and a micro-lens film (160) configured to concentrate and diffuse light emitted from the light guide panel (140), the micro-lens film (160) including a base film (162), a lens unit (180) formed at an upper surface of the base film (162), and a back-coating film (182) coated with a plurality of micro-patterned beads (182a) for haze regulation formed at a lower surface of the base film, wherein the lens unit (180) includes regularly arranged fixed-shape lenses (174a, 180a, 184a, 186a, 188a), and at least one of first micro-lenses (174b, 184c, 186b, 188b) and second micro-lenses (180b, 184b), the first micro-lenses (174b, 184c, 186b, 188b) protruding from the respective fixed-shape lenses (184a, 186a, 188a), the second micro-lenses (180b, 184b) formed in gaps between the regularly arranged fixed-shape lenses (174a, 180a, 184b), and the second micro-lenses (180b, 184b) having a clearance with the fixed-shape lenses (174a, 180a, 184a, 186a, 188a) .