Display device capable of reducing voltages in external integrated circuit
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United States of America Patent
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Nov 6, 2012
Grant Date -
Nov 26, 2009
app pub date -
May 19, 2009
filing date -
May 20, 2008
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Provided is a waveform processing circuit including: an amplitude expansion circuit configured to expand amplitude of an analog video signal; a voltage shifting circuit configured to shift a voltage of the analog video signal; and an impedance conversion circuit having an output impedance lower than that of the voltage shifting circuit.
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