发明名称 ELECTRONIC DEVICE WITH EXTENDABLE KEYBOARD
摘要 An electronic device that has a lower portion that unfolds to reveal an extendable keyboard. When the keyboard is folded closed, a number pad is visible and the device looks similar to a traditional portable or cellular telephone. The device can be used as a personal digital assistant, a cellular telephone, a cordless telephone or as the handset of a traditional wire line telephone. The fold-out keyboard of the electronic device can be used for easy entry of text data while a communication channel is active. The device includes two way messaging and Internet browsing capabilities.
申请公布号 KR20040037156(A) 申请公布日期 2004.05.04
申请号 KR20047004470 申请日期 2002.09.27
申请人 发明人
分类号 G06F3/02;H04B1/38;H04M1/02;H04M1/23;H04M1/247;H04M1/725 主分类号 G06F3/02
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