Display device
First Claim
1. A display device comprising:
- a first power supply line supplying a first potential;
a second power supply line supplying a second potential different from the first potential;
a third power supply line supplying a touch driving signal;
a display unit including a plurality of sub-pixels;
a gate line extending in a first direction; and
a video signal line extending in a second direction intersecting first direction and the video signal line supplying a video signal,wherein the display unit comprising;
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 in each of the plurality of sub-pixels and the second electrode;
an insulating layer provided on the second electrode;
a plurality of third electrodes provided on the insulating layer and 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 the touch driving signal is supplied to the plurality of third electrodes from the third power supply line,wherein;
each of the plurality of sub-pixels includes a driving transistor, a pixel selection transistor, and a capacitive element;
the driving transistor has a drain or source electrode electrically connected to the first power supply line and has a source or drain electrode electrically connected to the corresponding first electrode;
the pixel selection transistor has a drain or source electrode connected to a gate electrode of the driving transistor, has a source or drain electrode electrically connected to the video signal line, and has a gate electrode connected to the gate line; and
the capacitive element has one electrode electrically connected to a gate electrode of the driving transistor and has another electrode electrically connected to the first electrode.
1 Assignment
0 Petitions
Accused Products
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.
21 Citations
20 Claims
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1. A display device comprising:
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a first power supply line supplying a first potential; a second power supply line supplying a second potential different from the first potential; a third power supply line supplying a touch driving signal; a display unit including a plurality of sub-pixels; a gate line extending in a first direction; and a video signal line extending in a second direction intersecting first direction and the video signal line supplying a video signal, wherein the display unit comprising; 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 in each of the plurality of sub-pixels and the second electrode; an insulating layer provided on the second electrode; a plurality of third electrodes provided on the insulating layer and 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 the touch driving signal is supplied to the plurality of third electrodes from the third power supply line, wherein; each of the plurality of sub-pixels includes a driving transistor, a pixel selection transistor, and a capacitive element; the driving transistor has a drain or source electrode electrically connected to the first power supply line and has a source or drain electrode electrically connected to the corresponding first electrode; the pixel selection transistor has a drain or source electrode connected to a gate electrode of the driving transistor, has a source or drain electrode electrically connected to the video signal line, and has a gate electrode connected to the gate line; and the capacitive element has one electrode electrically connected to a gate electrode of the driving transistor and has another electrode electrically connected to the first electrode. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A display device comprising:
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a first power supply line supplying a first potential; a second power supply line supplying a second potential different from the first potential; a third power supply line supplying a touch driving signal; a display unit including a plurality of sub-pixels; a gate line extending in a first direction; and a video signal line extending in a second direction intersecting the first direction and the video signal line supplying a video signal, wherein the display unit comprising; 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 in each of the plurality of sub-pixels and the second electrode; an insulating layer provided on the second electrode; a plurality of third electrodes provided on the insulating layer and 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 the touch driving signal is supplied to the plurality of third electrodes from the third power supply line, wherein; each of the plurality of sub-pixels includes a driving transistor, and a pixel selection transistor; the driving transistor has a drain or source electrode electrically connected to the first power supply line and has a source or drain electrode electrically connected to the corresponding first electrode; and the pixel selection transistor has a drain or source electrode connected to a gate electrode of the driving transistor, has a source or drain electrode electrically connected to the video signal line, and has a gate electrode connected to the gate line. - View Dependent Claims (17, 18, 19, 20)
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Specification