发明名称 Selective keyboard illumination
摘要 <p>A mobile device having a keyboard that is selectively illuminated to indicate an active portion is disclosed. The active portion of a key, a set of keys, or the entire keyboard is illuminated, or optionally illuminated using different illumination intensity or color, to indicate the active input mode. This provides an indication of the keyboard input mode without relying upon an onscreen or other indicator. &lt;IMAGE&gt;</p>
申请公布号 EP1523021(A1) 申请公布日期 2005.04.13
申请号 EP20030022864 申请日期 2003.10.08
申请人 RESEARCH IN MOTION LIMITED 发明人 LAZARIDIS, MIHAL;LOWLES, ROBERT J.;GRIFFIN, JASON T.
分类号 H01H9/18;H01H13/83;H04M1/22;(IPC1-7):H01H13/70 主分类号 H01H9/18
代理机构 代理人
主权项
地址