Invention Grant
- Patent Title: Touch power management circuit and touch driving system including the same
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Application No.: US17685899Application Date: 2022-03-03
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Publication No.: US11693517B2Publication Date: 2023-07-04
- Inventor: Seong Sik Yoon , Seong Wha Hong
- Applicant: LX Semicon Co., Ltd.
- Applicant Address: KR Daejeon
- Assignee: LX SEMICON CO., LTD.
- Current Assignee: LX SEMICON CO., LTD.
- Current Assignee Address: KR Daejeon
- Agency: Polsinelli PC
- Priority: KR 20210029523 2021.03.05
- Main IPC: G06F3/041
- IPC: G06F3/041

Abstract:
The present disclosure relates to a touch power management circuit and a touch driving system comprising the same, and more particularly, relates to a touch power management circuit to generate signals required for a touch driving by using voltage sources different in a pen touch driving period and a finger touch driving period in order to reduce power consumption of a display device and a touch driving system comprising the touch power management circuit.
Public/Granted literature
- US20220283665A1 TOUCH POWER MANAGEMENT CIRCUIT AND TOUCH DRIVING SYSTEM INCLUDING THE SAME Public/Granted day:2022-09-08
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