Electronic device for sensing a touch
AssigneeSamsung Display Co., Ltd.
InventorsGayoung Kim, Kangwon Lee, Hyunjee Jeon
Life of this patent
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Abstract
An electronic device for sensing a touch includes a plurality of first electrodes, a plurality of second electrodes, a plurality of third electrodes, a fourth electrode, a first loop trace line, and a trace line. The fourth electrode includes a plurality of sub-electrodes connected in parallel with each other. The first loop trace line is electrically connected to the plurality of third electrodes. The trace line is electrically connected to the fourth electrode and connected to one end of each of the plurality of sub-electrodes.
Claims20
An electronic device for sensing a touch, the electronic device comprising:
- a plurality of first electrodes arranged along a first direction and extending along a second direction intersecting the first direction;
- a plurality of second electrodes arranged along the second direction and extending along the first direction;
- a plurality of third electrodes arranged along the first direction, and each of the plurality of third electrodes includes a plurality of first sub-electrodes arranged along the first direction;
- a fourth electrode extending along the first direction;
- a first loop trace line electrically connected to two of the first sub-electrodes that are adjacent one another;
- and
- a second loop trace line including a first line portion that electrically connects all ends of the plurality of third electrodes.
An electronic device comprising:
- a pen;
- and
- a sensor for sensing a touch by the pen,
- wherein the sensor comprises:
- a plurality of first electrodes arranged along a first direction and extending along a second direction intersecting the first direction;
- a plurality of second electrodes arranged along the second direction and extending along the first direction;
- a plurality of third electrodes arranged along the first direction and including each of the plurality of third electrodes includes a plurality of first sub-electrodes arranged along the first direction;
- a fourth electrode extending along the first direction;
- a plurality of first trace lines electrically connected to the plurality of first electrodes in a one-to-one correspondence;
- and
- a loop trace line including a line portion that electrically connects all ends of the plurality of third electrodes,
- wherein each of the plurality of first electrodes includes a plurality of split electrodes spaced apart from each other in the first direction and electrically connected to a corresponding one of the first trace lines.
An electronic device for sensing a touch, the electronic device comprising:
- a plurality of first electrodes arranged along a first direction and extending along a second direction intersecting the first direction;
- a plurality of second electrodes arranged along the second direction and extending along the first direction;
- a plurality of third electrodes arranged along the first direction and extending along the second direction;
- a fourth electrode arranged along the second direction, extending along the first direction, and including a plurality of sub-electrodes;
- a first trace line electrically connected to all of the plurality of third electrodes;
- a second trace line electrically connected to the fourth electrode and connected to one end of each of the plurality of sub-electrodes;
- and
- a third trace line, wherein a corresponding one of the first electrodes includes two split electrodes spaced apart from each other in the first direction and electrically connected to the third trace line.
Dependencies are inferred from the claim text.