| 发明名称 |
TOUCHSCREEN APPARATUS AND METHOD OF SENSING TOUCH |
| 摘要 |
A touchscreen apparatus may include: a panel unit including a plurality of first electrodes and a plurality of second electrodes intersecting with the plurality of first electrodes, and a calculating unit obtaining a plurality of pieces of digital data generated from capacitance of node capacitors formed in intersections between the plurality of first electrodes and the plurality of second electrodes. The calculating unit calculates a noise reference level of a current frame using a plurality of pieces of digital data of the current frame and a plurality of pieces of digital data of a previous frame. |
| 申请公布号 |
US2015253896(A1) |
申请公布日期 |
2015.09.10 |
| 申请号 |
US201414295503 |
申请日期 |
2014.06.04 |
| 申请人 |
SAMSUNG ELECTRO-MECHANICS CO., LTD. |
发明人 |
KIM Su Jong;KIM Ji Hoon;OH Yoon Seok;KWON Do Sang;LEE Hyun Suk |
| 分类号 |
G06F3/044 |
主分类号 |
G06F3/044 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A touchscreen apparatus comprising:
a panel unit including a plurality of first electrodes and a plurality of second electrodes intersecting with the plurality of first electrodes; and a calculating unit obtaining a plurality of pieces of digital data generated from capacitance of node capacitors formed in intersections between the plurality of first electrodes and the plurality of second electrodes, wherein the calculating unit calculates a noise reference level of a current frame using a plurality of pieces of digital data of the current frame and a plurality of pieces of digital data of a previous frame. |
| 地址 |
Suwon KR |
