Display panel driving apparatus and display apparatus having the same

A display panel driving apparatus includes a data driver, a gate driver, an extra resistance part through which a constant current passes, and a circuit configured to generate a first gamma voltage, and output a first extra gamma voltage indirectly to the data driver through the extra resistance par...

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Bibliographische Detailangaben
Hauptverfasser: Kang, Byeong-Doo, Kim, Jinwoo, Bae, Jongman, Kim, Jong-Hwa
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A display panel driving apparatus includes a data driver, a gate driver, an extra resistance part through which a constant current passes, and a circuit configured to generate a first gamma voltage, and output a first extra gamma voltage indirectly to the data driver through the extra resistance part. The data driver is configured to generate a data signal based on the first gamma voltage and output the data signal to a data line of a display panel. The gate driver is configured to output a gate signal to a gate line of the display panel.