发明名称 |
Keypad with EL united in keypad rubber and method for fabricating the same |
摘要 |
The present invention discloses to a keypad with an EL device for a backlight united with a keypad rubber and a method for fabricating the same for improving a click sensitivity and visibility of keys and preventing a wrong operation of the keys by using a silicon injection process. The method for fabricating a keypad used in a portable terminal, comprises the steps of: fabricating a light-emitting device for a backlight; printing an adhesive on a front side and a back side of the light-emitting device; performing an injection process to form a silicon layer, the silicon layer united with the light-emitting device through the adhesive; cutting the light-emitting device united with the silicon layer in a regular shape suitable to the portable terminal; and attaching keys to portions of the silicon layer corresponding to a light-emitting portion of the front side in the light-emitting device.
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申请公布号 |
US7242392(B2) |
申请公布日期 |
2007.07.10 |
申请号 |
US20030434609 |
申请日期 |
2003.05.09 |
申请人 |
HANSUNG ELCOMTEC CO., LTD. |
发明人 |
HAN WAN SOO;KO HO SEOK;LEE SANG HOON;LEE YOUNG WOO |
分类号 |
G09G5/00;H05B33/12;H01H11/00;H01H13/02;H01H13/14;H01H13/70;H01H13/702;H01H13/83;H04M1/22 |
主分类号 |
G09G5/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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