发明名称 Map display apparatus, map display method and navigation system
摘要 A map display apparatus that displays a map includes: a display device; a touch panel disposed over a screen at the display device; and a control device that controls display at the display device with a signal input from the touch panel, and: the control device displays at the display device a map and a plurality of buttons used to adjust a scaling factor of the map, makes a decision as to whether or not the touch panel has been pressed at a position corresponding to one of the plurality of buttons, makes a decision as to whether or not a finger having pressed the touch panel has been moved to a specific position and displays, together with the map, a wide-area map at a scaling factor smaller than the scaling factor of the map if the finger having pressed the touch panel is judged to have been moved to the specific position.
申请公布号 US2006178827(A1) 申请公布日期 2006.08.10
申请号 US20060348247 申请日期 2006.02.07
申请人 XANAVI INFORMATICS CORPORATION 发明人 AOYAMA NORIAKI
分类号 G01C21/32 主分类号 G01C21/32
代理机构 代理人
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