发明名称 Mobile terminal having an additional keypad
摘要 Disclosed is a mobile terminal including a terminal body; a display portion movably mounted on the terminal body; and a keyboard portion provided to be slidable on the bottom of the terminal body and selectively exposing an auxiliary keypad. Also, disclosed is a mobile terminal including a body portion; a display portion mounted on the body portion and having a display; a keyboard portion provided on the body portion to be situated therein or slid to be opened to the outside of the body portion; an auxiliary keypad provided on the keyboard portion; and an operating unit attached to the terminal body and enabling the keyboard portion to be opened via an operation button, but, when the display portion is opened, locking the closed keyboard portion even in the case the operation button is pressed. Due to the auxiliary keypad, it is possible to improve the effectiveness in creating a text message and make a game more interesting. Also, in the case the auxiliary keypad is not used to make a call, a locking function is also provided to prevent opening of the keypad to the outside, thereby not interfering with the call.
申请公布号 US2007037618(A1) 申请公布日期 2007.02.15
申请号 US20050284626 申请日期 2005.11.21
申请人 LEE KYUNG J 发明人 LEE KYUNG J.
分类号 H04M1/00 主分类号 H04M1/00
代理机构 代理人
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