LIGHT SOURCE DEVICE, DISPLAY DEVICE, AND ELECTRONIC APPARATUS
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United States of America Patent
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Issued Date -
May 16, 2013
app pub date -
Nov 2, 2012
filing date -
Nov 10, 2011
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
Disclosed is a display device including a display section configured to display an image and a light source device for emitting light for displaying the image to the display section. The light source device includes a first light source for applying first illumination light, and a light guide plate having a plurality of scattering areas, the light guide plate emitting the first illumination light applied from a direction of a side of the light guide plate to an outside by scattering the first illumination light in the plurality of scattering areas, and a light scattering characteristic is added to the scattering areas by forming a plurality of depression and projection shapes in surfaces of the scattering areas or dispersing a light scattering material in the scattering areas, and density of the depression and projection shapes or concentration of the light scattering material in the scattering areas changes according to position.
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