| 发明名称 |
Navigation device and method for displaying alternative routes |
| 摘要 |
A navigation device has a route re-calculation function. This is activated by the user touching the screen to task away from the normal navigation map mode to a menu screen which displays multiple types of route re-calculation options.
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| 申请公布号 |
US2011144904(A1) |
申请公布日期 |
2011.06.16 |
| 申请号 |
US20110929389 |
申请日期 |
2011.01.20 |
| 申请人 |
TOMTOM INTERNATIONAL B.V. |
发明人 |
PINKUS AYAL;NEEF EDWIN;JURGENS SVEN-ERIK;GRETTON MARK |
| 分类号 |
G01C21/36;G06F1/16;G06F3/048;G06F3/0481;G06F3/0482;G06F3/0488 |
主分类号 |
G01C21/36 |
| 代理机构 |
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代理人 |
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