- 专利标题: Method for obtaining touch data, touch module and electronic device
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申请号: US17562118申请日: 2021-12-27
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公开(公告)号: US11726614B2公开(公告)日: 2023-08-15
- 发明人: Yue Wang
- 申请人: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.
- 申请人地址: CN Beijing
- 专利权人: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.
- 当前专利权人: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.
- 当前专利权人地址: CN Beijing
- 代理机构: Cozen O'Connor
- 优先权: CN 2110606787.6 2021.05.27
- 主分类号: G06F3/041
- IPC分类号: G06F3/041 ; G06F3/044
摘要:
A touch module includes: an integrating circuit for converting a current signal in each touch detection line at a touch position into a touch signal, in which the touch signal includes a noise signal; a compensation circuit for storing the touch signal and compensating the noise signal in the touch signal to obtain a compensated; the analog-to-digital converter for performing analog-to-digital conversion on the compensated signal to obtain touch data.
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