发明名称 Keypad with light guide layer, keypad assembly and portable terminal
摘要 Disclosed is a keypad which can realize uniform and bright illumination, small power consumption and low manufacturing cost. The keypad includes a light guide layer through which light travels, at least one key button disposed on an upper surface of the light guide layer, a lower elastic layer disposed on a lower surface of the light guide layer, located opposite the upper surface, and at least one reflective pattern formed on the light guide layer and partially reflecting light traveling through the light guide layer toward the key button.
申请公布号 US7411142(B2) 申请公布日期 2008.08.12
申请号 US20060367610 申请日期 2006.03.03
申请人 SAMSUNG ELECTRONICS CO., LTD. 发明人 JUNG SUN-TAE;LEE JOO-HOON;KIM KYOUNG-YOUM
分类号 H01H9/00 主分类号 H01H9/00
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