Invention Grant
- Patent Title: Monolithic haptic touch screen, manufacturing method thereof, and display device including the same
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Application No.: US14568029Application Date: 2014-12-11
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Publication No.: US10318091B2Publication Date: 2019-06-11
- Inventor: YongWoo Lee , YongSu Ham
- Applicant: LG Display Co., Ltd.
- Applicant Address: KR Seoul
- Assignee: LG Display Co., Ltd.
- Current Assignee: LG Display Co., Ltd.
- Current Assignee Address: KR Seoul
- Agency: Fenwick & West LLP
- Priority: KR10-2013-0155777 20131213
- Main IPC: G06F3/047
- IPC: G06F3/047 ; G06F3/01 ; G06F3/041 ; G06F3/044
Abstract:
A monolithic haptic-type touch screen capable of performing both touch recognition and haptic feedback are provided. The monolithic haptic-type touch screen includes an insulating film formed by doping ferroelectric material in an electroactive polymer (EAP), an upper electrode formed on an upper surface of the insulating film, and a lower electrode formed on a lower surface of the insulating film and corresponding to the upper electrode.
Public/Granted literature
- US20150169118A1 MONOLITHIC HAPTIC TYPE TOUCH SCREEN, MANUFACTURING METHOD THEREOF, AND DISPLAY DEVICE INCLUDING THE SAME Public/Granted day:2015-06-18
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