Invention Grant
US08339288B2 Light guide having a capacitive sensing grid for a keypad and related methodology
有权
具有用于小键盘的电容感测网格和相关方法的光导体
- Patent Title: Light guide having a capacitive sensing grid for a keypad and related methodology
- Patent Title (中): 具有用于小键盘的电容感测网格和相关方法的光导体
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Application No.: US12813471Application Date: 2010-06-10
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Publication No.: US08339288B2Publication Date: 2012-12-25
- Inventor: Sian Tatt Lee , Choon Guan Ko , Fook Chuin Ng , Muh Fong Chung
- Applicant: Sian Tatt Lee , Choon Guan Ko , Fook Chuin Ng , Muh Fong Chung
- Applicant Address: KR Seoul
- Assignee: Intellectual Discovery Co., Ltd.
- Current Assignee: Intellectual Discovery Co., Ltd.
- Current Assignee Address: KR Seoul
- Agency: Fox Rothschild LLP
- Main IPC: H03K17/94
- IPC: H03K17/94
Abstract:
An electronic device may include a keypad having a plurality of predefined key areas and a light guide that may be used to illuminate the key areas. The light guide may include a capacitive sensing grid to sense user contact relative to the keypad.
Public/Granted literature
- US20110304484A1 LIGHT GUIDE HAVING A CAPACITIVE SENSING GRID AND RELATED METHODOLOGY Public/Granted day:2011-12-15
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