Display device with display and detection periods that share the drive electrode

A display device is provided and includes scanning and signal lines; switch electrically coupled to scanning and signal lines; pixel electrode electrically coupled to switch and opposed to drive electrode; first and second display periods, and detection period between first and second display period...

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Bibliographische Detailangaben
Hauptverfasser: Kida, Yoshitoshi, Azumi, Kohei, Noguchi, Koji
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A display device is provided and includes scanning and signal lines; switch electrically coupled to scanning and signal lines; pixel electrode electrically coupled to switch and opposed to drive electrode; first and second display periods, and detection period between first and second display periods, wherein during first and second display periods,common voltage is applied to drive electrode,scanning signal is applied to scanning line and switch,pixel signal is applied to pixel electrode through signal line and switch, during detection period,AC drive signal or pulse drive signal is applied to drive electrode, andscanning signal is not applied to scanning line.