Touch sensing unit and display device including the same
AssigneeSamsung Display Co., Ltd.
InventorIN YOUNG HAN
Life of this patent
Estimating the term…
Abstract
According to an exemplary embodiment of the present invention, a touch sensing unit includes a touch driving wiring and a sensing electrode unit including a driving electrode pattern connected to the touch driving wiring and a sensing electrode pattern with a rounded corner. The touch driving wiring includes a junction portion connected to the driving electrode pattern and a wiring portion extending from the junction portion and bypassing the sensing electrode unit along the rounded corner of the sensing electrode pattern. A line width of the junction portion is greater than a line width of the wiring portion.
Claims20
A touch sensing unit, comprising:
- a touch driving wiring;
- and
- a sensing electrode unit including a driving electrode pattern connected to the touch driving wiring and a sensing electrode pattern with a rounded corner,
- wherein the touch driving wiring includes a junction portion connected to the driving electrode pattern and a wiring portion extending from the junction portion and bypassing the sensing electrode unit along the rounded corner of the sensing electrode pattern,
- wherein a line width of the junction portion is greater than a line width of the wiring portion.
A display device, comprising:
- a base layer including a sensing area with rounded corners and a non-sensing area surrounding the sensing area;
- a plurality of driving electrode patterns disposed in the sensing area and arranged in a first direction;
- a plurality of sensing electrode patterns disposed in the sensing area and arranged in a second direction intersecting the first direction;
- a plurality of touch sensing wirings disposed in the non-sensing area, wherein each of the plurality of touch sensing wirings is connected to one of the plurality of sensing electrode patterns;
- and
- a plurality of touch driving wirings disposed in the non-sensing area, wherein each of the plurality of touch driving wirings is connected to one of the plurality of driving electrode patterns,
- wherein the plurality of driving electrode patterns include a first driving electrode pattern disposed adjacent to the rounded corner,
- the plurality of touch driving wirings include a first touch driving wiring connected to the first driving electrode pattern,
- the first touch driving wiring includes a junction portion connected to the first driving electrode pattern and a wiring portion bypassing the sensing area,
- the wiring portion has a first line width defined in a direction intersecting an extending direction of the wiring portion, and
- the junction portion has a second line width greater than the first line width.
A display device, comprising:
- a base layer including a sensing area and a non-sensing area surrounding the sensing area;
- a first driving electrode pattern and a second driving electrode pattern adjacent to a boundary of the sensing area and the non-sensing area and spaced apart from each other in the sensing area;
- a sensing electrode pattern adjacent to the boundary and between the first and second driving electrode patterns;
- an island electrode within the sensing electrode pattern and electrically isolated therefrom;
- a driving bridge electrode portion connecting the first driving electrode pattern and the second driving electrode pattern to the island electrode;
- a first touch driving wiring disposed in the non-sensing area and connected to the first driving electrode pattern;
- and
- a second touch driving wiring disposed in the non-sensing area and connected to the second driving electrode pattern,
- wherein the first touch driving wiring includes a first junction portion connected to the first driving electrode pattern and a first wiring portion extending from the first junction portion,
- wherein the first junction portion has a first line width and the first wiring portion has a second line width, and
- wherein the first line width is greater than the second line width.
Dependencies are inferred from the claim text.