Back to results
US 10,254,902 B2Granted
Touch sensor device including a polymer layer having conductive and non-conductive regions
AssigneeSamsung Display Co., Ltd.
InventorsByeong-Jin Lee, Sung Ku Kang, Jung-Yun Kim, Joo-Han Bae, Dong Eun Lee, In Nam Lee
Life of this patent
Estimating the term…
Abstract
A touch sensor device includes first touch electrodes and second touch electrodes disposed on a substrate, and a polymer layer including a polymer material disposed on the first and second touch electrodes and on a substantially entire area of the substrate, in which the polymer layer includes conductive and non-conductive regions.
Claims23
A touch sensor device, comprising:
- first touch electrodes and second touch electrodes disposed on a substrate;
- and
- a polymer layer comprising a polymer material formed on a substantially entire area of the substrate, the polymer layer disposed in a different layer from a layer where the first and second touch electrodes are disposed over the substrate,
- wherein:
- the polymer layer comprises conductive and non-conductive regions;
- the conductive region of the polymer layer comprises a first connecting portion, the first connecting portion comprises the polymer material and connects adjacent ones of the first touch electrodes to each other;
- the first touch electrode comprises at least two conductive layers and a first portion of the conductive region of the polymer layer, the at least two conductive layers of the first touch electrode disposed between the substrate and the first portion;
- and
- the second touch electrode comprises at least two conductive layers and a second portion of the conductive region of the polymer layer, the at least two conductive layers of the second touch electrode disposed between the substrate and the second portion.
6 more elements
A touch sensor device, comprising:
- touch wires and first connecting portions disposed on a substrate;
- and
- a polymer layer comprising a polymer material formed on a substantially entire area of the substrate, the polymer layer disposed in a different layer from a layer where the touch wires and the first connecting portions are disposed over the substrate,
- wherein:
- the polymer layer comprises conductive and non-conductive regions;
- the conductive region of the polymer layer comprises first touch electrodes and second touch electrodes;
- the first touch electrode of the polymer layer contacts the first connecting portion, and the first connecting portion connects adjacent ones of the first touch electrodes to each other;
- the first touch electrode comprises at least two conductive layers and a first portion of the conductive region of the polymer layer, the at least two conductive layers of the first touch electrode disposed between the substrate and the first portion;
- and
- the second touch electrode comprises at least two conductive layers and a second portion of the conductive region of the polymer layer, the at least two conductive layers of the second touch electrode disposed between the substrate and the second portion.
7 more elements
A manufacturing method of a touch sensor device, the method comprising:
- forming first touch electrodes, second touch electrodes, and touch wires connected to the first and second touch electrodes on a substrate;
- forming a polymer layer by coating a polymer material on a substantially entire surface of the substrate;
- forming a mask pattern on the polymer layer;
- forming a non-conductive region by oxidizing the polymer layer exposed by the mask pattern;
- and
- forming a conductive region covered by the mask pattern,
- wherein:
- the first touch electrode comprises at least two conductive layers and a first portion of the conductive region of the polymer layer, the at least two conductive layers of the first touch electrode disposed between the substrate and the first portion;
- and
- the second touch electrode comprises at least two conductive layers and a second portion of the conductive region of the polymer layer, the at least two conductive layers of the second touch electrode disposed between the substrate and the second portion.
7 more elements
A manufacturing method of a touch sensor device, the method comprising:
- forming touch wires, first touch electrodes, second touch electrodes, and first connecting portions on a substrate;
- forming a polymer layer by coating a polymer material on a substantially entire surface of the substrate;
- forming a mask pattern on the polymer layer;
- forming a non-conductive region by oxidizing the polymer layer exposed by the mask pattern;
- and
- forming a conductive region covered by the mask pattern,
- wherein:
- the first touch electrode comprises at least two conductive layers and a first portion of the conductive region of the polymer layer, the at least two conductive layers of the first touch electrode disposed between the substrate and the first portion;
- and
- the second touch electrode comprises at least two conductive layers and a second portion of the conductive region of the polymer layer, the at least two conductive layers of the second touch electrode disposed between the substrate and the second portion.
7 more elements
Dependencies are inferred from the claim text.