Invention Grant
- Patent Title: Touch detection device and display device including the same
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Application No.: US17668966Application Date: 2022-02-10
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Publication No.: US11720194B2Publication Date: 2023-08-08
- Inventor: Jung Mok Park , Min Hong Kim , Tae Joon Kim , Jin Woo Park , Wan Kee Jun , Hyun Wook Cho
- Applicant: Samsung Display Co., Ltd.
- Applicant Address: KR Yongin-Si
- Assignee: Samsung Display Co., Ltd.
- Current Assignee: Samsung Display Co., Ltd.
- Current Assignee Address: KR Yongin-Si
- Agency: Innovation Counsel LLP
- Priority: KR 20210106079 2021.08.11
- Main IPC: G06F3/041
- IPC: G06F3/041 ; G06F3/044

Abstract:
The present disclosure relates to a touch detection device that can increase the emission efficiency while maintaining touch detecting performance by improving the structure of touch electrodes. According to an embodiment of the disclosure, a touch detection device comprising a first touch insulating layer, a connection electrode disposed on the first touch insulating layer, a second touch insulating layer disposed on the connection electrode, a driving electrode disposed on a second touch insulating layer and connected to the connection electrode through at least one touch contact hole, and a sensing electrode disposed on the second touch and spaced apart from the driving electrode, wherein at least one of the driving electrode and the sensing electrode a conductive metal electrode and a metal oxide electrode which is oxidized.
Public/Granted literature
- US20230052993A1 TOUCH DETECTION DEVICE, DISPLAY DEVICE INCLUDING THE SAME, AND METHOD FOR FABRICATING THE SAME Public/Granted day:2023-02-16
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