BACKLIGHT UNIT

PURPOSE: A direct type backlight unit is provided to increase the uniformity of the brightness and to make a backlight device be slim in order to insert an LED package in the lower part of a light guide plate. CONSTITUTION: A groove(31) is inserted in an LED package. The LED package is inserted in t...

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Bibliographic Details
Main Authors PARK, HEE WON, YOO, HEE JONG, YEO, SOO WAN
Format Patent
LanguageEnglish
Korean
Published 07.11.2011
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 ELEMENTS, SYSTEMS, OR APPARATUS
OPTICAL LOGIC ELEMENTS
OPTICS
PHYSICS
TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF
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Summary:PURPOSE: A direct type backlight unit is provided to increase the uniformity of the brightness and to make a backlight device be slim in order to insert an LED package in the lower part of a light guide plate. CONSTITUTION: A groove(31) is inserted in an LED package. The LED package is inserted in the groove of a light guide plate. The LED package is formed in an incline in order to seal an LED chip. The light is income from the LED package chip.
Bibliography:Application Number: KR20100040751