Touch panel and data processor
AssigneeSemiconductor Energy Laboratory Co., Ltd.
InventorHiroyuki Miyake
Life of this patent
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Abstract
Provided is a novel touch panel that is highly convenience or reliable, a novel data processor that is highly convenient or reliable, a novel touch panel, a novel data processor, or a novel semiconductor device. The touch panel includes a sensor element and a display element. The sensor element includes a first conductive film and a second conductive film. The display element includes a layer containing a liquid crystal material and a third conductive film which is provided so that an electric field controlling the alignment of the liquid crystal material contained in the layer can be applied between the first conductive film and the third conductive film.
Claims18
A touch panel comprising:
- a substrate;
- a transistor comprising:
- a gate electrode;
- a source electrode and a drain electrode;
- a semiconductor film;
- and
- a gate insulating film between the gate electrode and the semiconductor film;
- a first insulating film over and in contact with the source electrode and the drain electrode;
- a display element comprising a region overlapping with the substrate, the display element being electrically connected to the transistor;
- and
- a sensor element between the display element and the substrate,
- wherein the substrate has a light-transmitting property,
- wherein the display element is configured to display an image toward the substrate,
- wherein the sensor element is configured to sense an object which approaches or touches the substrate,
- wherein the sensor element comprises a first conductive film, a second conductive film between the first conductive film and the substrate, and a second insulating film between the first conductive film and the second conductive film, and
- wherein the semiconductor film is between the first insulating film and the substrate.
A touch panel comprising:
- a substrate;
- a transistor comprising:
- a gate electrode;
- a source electrode and a drain electrode;
- a semiconductor film;
- and
- a gate insulating film between the gate electrode and the semiconductor film;
- a first insulating film over and in contact with the source electrode and the drain electrode;
- and
- a plurality of pixels,
- wherein at least one of the plurality of pixels comprises a display element and a sensor element between the display element and the substrate,
- wherein the display element comprises a region overlapping with the substrate and is electrically connected to the transistor,
- wherein the substrate has a light-transmitting property,
- wherein the display element is configured to display an image toward the substrate,
- wherein the sensor element is configured to sense an object which approaches or touches the substrate,
- wherein the sensor element comprises a first conductive film, a second conductive film between the first conductive film and the substrate, and a second insulating film between the first conductive film and the second conductive film, and
- wherein the semiconductor film is between the first insulating film and the substrate.
Dependencies are inferred from the claim text.