Data driver and organic light emitting diode (OLED) display using the same
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United States of America Patent
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-
Nov 29, 2011
Grant Date -
Nov 15, 2007
app pub date -
May 7, 2007
filing date -
May 9, 2006
priority date (Note) -
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status (Latency Note)
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Abstract
A data driver includes a shift register circuit configured to receive a first clock signal, a second clock signal, and a start signal, and to sequentially provide a sampling signal, a conversion circuit configured to receive the first clock signal, the second clock signal, and the sampling signal, and to sequentially provide a conversion signal, a sampling latch circuit configured to store data according to the sampling signal and the conversion signal, and a holding latch circuit configured to receive the data from the sampling latch circuit in response to first and second enable signals, and to provide a first data signal or a second data signal to data lines corresponding to the received data.
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