Display device

A display device includes a display panel, a transmission driver, and a driving controller configured to count a number of pulses of a transmission signal in an Nth frame to generate a measurement count value in the Nth frame, and to transmit the transmission signal when the measurement count value...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: BAE JONG MAN, KIM HYUN-SOO
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:A display device includes a display panel, a transmission driver, and a driving controller configured to count a number of pulses of a transmission signal in an Nth frame to generate a measurement count value in the Nth frame, and to transmit the transmission signal when the measurement count value in the Nth frame is greater than a measurement count value in an (N-1) th frame. When the first dimming frame reaches the maximum dimming frame, down-conversion dimming is performed and a calculation count value in the Nth frame is generated, the number of pulses of the transmission signal in the first dimming frame to the Mth dimming frame is sequentially increased, and when the Mth dimming frame reaches the maximum dimming frame, the Mth dimming frame is determined as a dimming end frame in which down-conversion dimming ends. The display device may perform down-conversion dimming or up-conversion dimming based on a measurement count value generated by counting a number of pulses of a transmission signal in a fram