Invention Grant
- Patent Title: Display device
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Application No.: US15848073Application Date: 2017-12-20
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Publication No.: US10572047B2Publication Date: 2020-02-25
- Inventor: Hiroshi Mizuhashi , Hayato Kurasawa , Yoshitoshi Kida , Toshinori Uehara , Takayuki Nakanishi
- Applicant: Japan Display Inc.
- Applicant Address: JP Tokyo
- Assignee: Japan Display Inc.
- Current Assignee: Japan Display Inc.
- Current Assignee Address: JP Tokyo
- Agency: Michael Best & Friedrich LLP
- Priority: JP2016-255291 20161228
- Main IPC: G06F3/041
- IPC: G06F3/041 ; G06F3/044 ; G06F3/047

Abstract:
A display device comprises a first power supply line supplying a first potential, a second power supply line supplying a second potential, a third power supply line supplying a touch driving signal, and a display unit including a plurality of sub-pixels. The display unit comprises a plurality of first electrodes respectively provided in the plurality of sub-pixels and electrically connected to the first power supply line, a second electrode provided to be common among the plurality of sub-pixels and electrically connected to the second power supply line, a light emitting layer provided between the first electrode and the second electrode, a plurality of third electrodes electrically connected to the third power supply line, and a signal control circuit supplying a signal synchronized with a touch driving signal to the second electrode in a period in which a touch driving signal is supplied to the plurality of third electrodes.
Public/Granted literature
- US20180181242A1 DISPLAY DEVICE Public/Granted day:2018-06-28
Information query