发明名称 Piezoelectric user interface
摘要 <p>The invention relates to an apparatus (1) comprising a keypad (2), and means for generating a tactile response to a user of the apparatus when a key in said keypad is pressed. In order accomplish a simple construction requiring a minimum of space, said means for generating a tactile response include at least one piezoelectric element (3) arranged to generate vibration which is forwarded to the user via a key when said key is pressed. </p>
申请公布号 EP2221708(A3) 申请公布日期 2010.09.15
申请号 EP20100165999 申请日期 2002.11.27
申请人 NOKIA CORPORATION 发明人 TUOVINEN, JUHANI
分类号 G06F3/01;G06F3/02;B06B1/02;B06B1/06;B41J5/08;H01H13/84;H01L41/09;H03K17/96 主分类号 G06F3/01
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