发明名称 Portable digital communication device
摘要 A portable digital communication device, in which it is convenient to manipulate keys using fingers of both hands while chatting or playing a game. The device comprises a main housing provided with a display unit on a top surface thereof, a first key pad being capable of sliding on the top surface of the main housing in one direction relative to the display unit so as to open and close one side of the display unit, and a second key pad being capable of sliding on the top surface of the main housing in the other direction relative to the display unit so as to open and close the other side of the display unit and being capable of sliding toward or away from the first key pad.
申请公布号 US7283847(B2) 申请公布日期 2007.10.16
申请号 US20030646918 申请日期 2003.08.22
申请人 SAMSUNG ELECTRONICS CO., LTD. 发明人 KIM YOUNG-SE
分类号 H04B1/38;H04M1/02;H04M1/23 主分类号 H04B1/38
代理机构 代理人
主权项
地址