Holographic display apparatus and method of driving the same
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United States of America Patent
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Feb 27, 2018
Issued Date -
N/A
app pub date -
Jan 15, 2016
filing date -
Jan 15, 2015
priority date (Note) -
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Abstract
A holographic display apparatus includes a light source unit, a spatial light modulator, and a spatial light modulator control circuit for controlling the spatial light modulator, the spatial light modulator control circuit including a data driving circuit for providing a data voltage to a signal line, a demultiplexer circuit which includes a plurality of switching elements connected to the signal line and sequentially turned on, and transfers the data voltage to a transfer line through a turned-on switching element among the switching elements, and a first element connected between the transfer line and a data line, passing a current flowing from the transfer line to the data line, and blocking a current flowing from the data line to the transfer line.
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