发明名称 Split Keyboard
摘要 A keyboard includes a plurality of keys associated with alphanumeric characters including the letters A-Z and at least the numbers 1-9. The keys are split into a left side section and a right side section. The left side section is oriented at least partially above the right side section, or the right side section is oriented at least partially above the left side section. A mobile communication device includes the keyboard. A method for inputting alphanumeric characters into a mobile communication device is also provided.
申请公布号 US7489301(B2) 申请公布日期 2009.02.10
申请号 US20040825500 申请日期 2004.04.15
申请人 RESEARCH IN MOTION LIMITED 发明人 CHEN CHAO;HOLMES JOHN
分类号 G09G5/00;G06F1/16;G06F3/00 主分类号 G09G5/00
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