发明名称 |
TOUCHPAD |
摘要 |
<p>A touchpad with two or more concentrically arranged curved touch sensitive areas. The curved touch sensitive areas are distinguished from one another by level variations and may from a rippled or undulating surface that allow a user to identify the individual curved touch sensitive areas blindly.</p> |
申请公布号 |
WO2009155952(A1) |
申请公布日期 |
2009.12.30 |
申请号 |
WO2008EP05300 |
申请日期 |
2008.06.27 |
申请人 |
NOKIA CORPORATION;CHEN, PEARL |
发明人 |
CHEN, PEARL |
分类号 |
G06F3/033;G06F3/0354;G06F3/048;G06F3/0488 |
主分类号 |
G06F3/033 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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