发明名称 Apparatus for inputting a character
摘要 Provided is an apparatus for inputting a character which enables users to input characters more conveniently by arranging input keys having 3 or 4 input interfaces appropriately in a keypad. If the present invention is applied to small sized electronic equipment such as a mobile phone and PDA, much more various types of characters can be arranged as compared with the space the input keys take, and thereby it becomes possible to input characters faster with the minimum amount of effort.
申请公布号 US8405526(B2) 申请公布日期 2013.03.26
申请号 US20080602898 申请日期 2008.05.30
申请人 KIM DONG JOO 发明人 KIM DONG JOO
分类号 H03M11/00 主分类号 H03M11/00
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