Invention Grant
- Patent Title: Multi-touch sensing display apparatus
- Patent Title (中): 多点触摸感应显示装置
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Application No.: US12662643Application Date: 2010-04-27
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Publication No.: US09007347B2Publication Date: 2015-04-14
- Inventor: Hong-seok Lee , Yong-kweun Mun , Jung-woo Kim
- Applicant: Hong-seok Lee , Yong-kweun Mun , Jung-woo Kim
- Applicant Address: KR Gyeonggi-Do
- Assignee: Samsung Electronics Co., Ltd.
- Current Assignee: Samsung Electronics Co., Ltd.
- Current Assignee Address: KR Gyeonggi-Do
- Agency: Harness, Dickey & Pierce, P.L.C.
- Priority: KR10-2009-0090230 20090923
- Main IPC: G06F3/042
- IPC: G06F3/042

Abstract:
A multi-touch sensing display apparatus is provided. The multi-touch sensing display apparatus may include a back light unit, a display panel, a sensor unit on a display surface of the display panel, and a touch light source unit providing light to be diffused by a touch of a user so that the sensor unit senses the touch of the user. The touch light source unit may include a touch light source and a transparent light guide plate. The transparent light guide plate may include a light guiding unit and a plurality of light emitting units integrally formed with each other as a single body, wherein the light guiding unit guides light from the touch light source to an inside thereof, and the plurality of light emitting units protrudes from the light guiding unit and emits light from the light guiding unit.
Public/Granted literature
- US20110069039A1 Multi-touch sensing display apparatus Public/Granted day:2011-03-24
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