DISPLAY APPARATUS AND METHOD OF DRIVING DISPLAY PANEL USING THE SAME

A display apparatus includes a display panel, a gate driver, a data driver and a gamma reference voltage generator. The display panel is configured to display an image based on input image data. The gate driver is configured to output a gate signal to the display panel. The data driver is configured...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Shin, Ok-Kwon, Lee, Chongguk, LIM, HYUNHO, Lim, Myeong Bin, Jang, Sehui, Bae, Bongho
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A display apparatus includes a display panel, a gate driver, a data driver and a gamma reference voltage generator. The display panel is configured to display an image based on input image data. The gate driver is configured to output a gate signal to the display panel. The data driver is configured to output a data voltage to the display panel. The gamma reference voltage generator includes a plurality of gamma amplifiers having varied bias currents. The gamma reference voltage generator is configured to generate gamma reference voltages and to output the gamma reference voltages to the data driver.