Circular touch panel and manufacturing method of the same
AssigneeSamsung Display Co., Ltd.
InventorSung Ku Kang
Life of this patent
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Abstract
A circular touch panel disposed on a circular display panel including a plurality of pixels, the circular touch panel including: a plurality of sensing electrodes; a plurality of connection wirings connecting the plurality of sensing electrodes to a signal processing circuit; and an insulator insulating the plurality of sensing electrodes from each other. The circular touch panel includes a circular boundary region patterned in an optical pattern.
Claims15
A circular touch panel disposed on a circular display panel including a plurality of pixels, the circular touch panel comprising:
- a plurality of sensing electrodes;
- a plurality of connection wirings connecting the plurality of sensing electrodes to a signal processing circuit;
- and
- an insulator insulating the plurality of sensing electrodes from each other,
- wherein the circular touch panel comprises a circular boundary region patterned in an optical pattern.
A manufacturing method of a circular touch panel, the manufacturing method comprising:
- forming a plurality of connection wirings by depositing and patterning a first metal layer on an insulating substrate;
- forming a plurality of sensing electrodes by depositing and patterning a second metal layer such that sensing electrodes disposed adjacent to the plurality of connection wirings are connected to the plurality of connection wirings, respectively;
- and
- forming and patterning an insulator so as to insulate the plurality of sensing electrodes,
- wherein when at least one of the plurality of connection wirings, the plurality of sensing electrodes, and the insulator is patterned, an optical pattern is simultaneously patterned on a circular boundary region of the circular touch panel.
A touch screen panel, comprising:
- a substrate comprising a curved boundary region;
- a plurality of sensing electrodes disposed on the substrate;
- a connection wiring connecting one of the plurality of sensing electrodes to a signal processing circuit;
- and
- an insulator disposed on the plurality of sensing electrodes,
- wherein an optical pattern is disposed on the curved boundary region to change a light propagation direction.
Dependencies are inferred from the claim text.