Patent ID: 11972730
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 9:
10. A display device comprising:
a display panel comprising a plurality of pixels; and
a panel driver, which drives the display panel during a plurality of driving frames of which frequencies are varied, wherein the plurality of driving frames includes a first driving frame having a first frequency and comprising a first write period in which data signals are written in the pixels, and a second driving frame having a second frequency lower than the first frequency and comprising a second write period in which the data signals are written in the pixels and at least one holding period in which the data signals are held,
wherein the panel driver comprises:
a data driver, which outputs the data signals; and
a driving controller, which controls a drive of the data driver,
wherein the driving controller applies a training synchronizing signal used to train a phase locked loop in the data driver to the data driver during the at least one holding period.