发明名称 COMBINATION PDA AND DISPLAY DEVICE OF IP PHONE, ENABLING USER TO USE DISPLAY UNIT OF THE PDA BY COMBINING THE IP PHONE WITH THE PDA
摘要 PURPOSE: A combination PDA and display device of an IP phone is provided to display necessary information without increasing the cost. CONSTITUTION: An IP(Internet Protocol) phone(10) and a PDA(Personal Digital Assistant)(20) are normally separated. In the case that the IP phone(10) needs a display device, the PDA(20) is mounted at a combining part formed at an upper part of one side of the IP phone(10) to use a touch screen(20A) of the PDA(20). To attach or detach the PDA(20) to or from the IP phone(10), the PDA(20) includes an LCD(Liquid Crystal Display) multiplexer(26A), a touch screen multiplexer(27A), and a connector(25). Signal lines and power lines of the IP phone(10) and the PDA(20) are combined with each other through connectors(15,25).
申请公布号 KR20040081647(A) 申请公布日期 2004.09.22
申请号 KR20030016194 申请日期 2003.03.14
申请人 LG ELECTRONICS INC. 发明人 KIM, HYEON JUN
分类号 H04L12/66;(IPC1-7):H04L12/66 主分类号 H04L12/66
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