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US 12,333,118 B2Granted
Display device with touch and fingerprint sensor
AssigneeMikuni Electron Corporation
InventorSakae Tanaka
Life of this patent
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Abstract
A display device with a touch and fingerprint sensor includes a display part including a plurality of data signal lines, at least one first sensor electrode, a terminal part including a first terminal, and a second terminal, and a switching circuit disposed between the display part and the terminal part and including one input terminal and a plurality of output terminals, and dividing an input signal input to the one input terminal to the plurality of output terminals. The one input terminal is connected to the first terminal, the plurality of data signal lines is connected to the plurality of output terminals, and the at least one first sensor electrode is connected to the second terminal.
Claims14
A display device with touch and fingerprint sensor, comprising:
- a transparent resin substrate laminated with a first transparent resin layer, a second transparent resin layer, and a third transparent resin layer,
- a plurality of first sensor electrodes extending in a first direction and a plurality of second sensor electrodes extending in a second direction intersecting the first direction;
- a plurality of scanning signal lines extending in the second direction;
- a plurality of pixels overlapping the plurality of second sensor electrodes;
- a select transistor disposed in each of the plurality of pixels;
- and
- a shield electrode between the select transistor disposed in each of the plurality of pixels and the plurality of second sensor electrodes,
- wherein a gate electrode of the select transistor disposed in each of the plurality of pixels is connected to each of the plurality of scanning signal lines,
- wherein each of the plurality of scanning signal lines is connected to each of the plurality of second sensor electrodes,
- wherein the plurality of first sensor electrodes is disposed between the first transparent resin layer and the second transparent resin layer, and
- wherein the plurality of second sensor electrodes and the plurality of scanning signal lines are disposed between the second transparent resin layer and the third transparent resin layer.
8 more elements
A display device with touch and fingerprint sensor, comprising:
- a transparent resin substrate laminated with a first transparent resin layer, a second transparent resin layer, and a third transparent resin layer,
- a plurality of first sensor electrodes extending in a first direction and a plurality of second sensor electrodes extending in a second direction intersecting the first direction;
- a plurality of scanning signal lines extending in the second direction;
- a plurality of pixels overlapping the plurality of second sensor electrodes;
- a select transistor disposed in each of the plurality of pixels;
- and
- a shield electrode between the select transistor disposed in each of the plurality of pixels and the plurality of second sensor electrodes,
- wherein the plurality of first sensor electrodes is disposed between the first transparent resin layer and the second transparent resin layer,
- wherein the plurality of second sensor electrodes and the plurality of scanning signal lines are disposed between the second transparent resin layer and the third transparent resin layer,
- wherein the shied electrode is disposed between the third transparent resin layer and the plurality of scanning signal lines,
- wherein the plurality of pixels configures a display part,
- wherein the shield electrode includes a plurality of openings in a region around the display part, and
- each of the plurality of second sensor electrodes is connected to each of the plurality of scanning signal lines via a contact hole in a region inside each of the plurality of openings.
10 more elements
A display device with touch and fingerprint sensor, comprising:
- a transparent resin substrate laminated with a first transparent resin layer, a second transparent resin layer, and a third transparent resin layer,
- a plurality of first sensor electrodes extending in a first direction and a plurality of second sensor electrodes extending in a second direction intersecting the first direction;
- a plurality of scanning signal lines extending in the second direction;
- a plurality of pixels overlapping the plurality of second sensor electrodes;
- a select transistor disposed in each of the plurality of pixels;
- and
- a shield electrode between the plurality of scanning signal lines and the plurality of second sensor electrodes;
- and
- a first drive circuit outputting signals to the plurality of scanning signal lines and the plurality of second sensor electrodes,
- wherein the first drive circuit includes an output switching circuit for switching connections between the plurality of scanning signal lines and the plurality of second sensor electrodes,
- wherein the plurality of first sensor electrodes is disposed between the first transparent resin layer and the second transparent resin layer,
- wherein the plurality of second sensor electrodes and the plurality of scanning signal lines are disposed between the second transparent resin layer and the third transparent resin layer,
- wherein the output switching circuit is connected to each of the plurality of second sensor electrodes via each of contact holes arranged in the third transparent resin layer.
10 more elements
Dependencies are inferred from the claim text.