Invention Grant
US07668650B2 On-vehicle information terminal, abridged map generating apparatus, abridged map display method and display apparatus
有权
车载信息终端，简略地图生成装置，简图地图显示方法和显示装置
- Patent Title: On-vehicle information terminal, abridged map generating apparatus, abridged map display method and display apparatus
- Patent Title (中): 车载信息终端，简略地图生成装置，简图地图显示方法和显示装置
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Application No.: US11087970Application Date: 2005-03-24
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Publication No.: US07668650B2Publication Date: 2010-02-23
- Inventor: Akio Sumizawa , Wataru Oikubo , Manabu Morita , Atsushi Hiroike , Masaaki Tanizaki , Kishiko Maruyama , Shigeru Shimada
- Applicant: Akio Sumizawa , Wataru Oikubo , Manabu Morita , Atsushi Hiroike , Masaaki Tanizaki , Kishiko Maruyama , Shigeru Shimada
- Applicant Address: JP Zama-shi
- Assignee: Xanavi Informatics Corporation
- Current Assignee: Xanavi Informatics Corporation
- Current Assignee Address: JP Zama-shi
- Agency: Crowell & Moring LLP
- Priority: JP2004-087365 20040324
- Main IPC: G01C21/32
- IPC: G01C21/32
Abstract:
The on-vehicle information terminal according to the present invention comprises an abridged road generating device that generates abridged roads by abridging a road map based upon map data, a road decision-making device that makes a decision as to whether or not a road is a special shape road having a predetermined special shape based upon the map data, a substituting device for substitutes a specific road shape pattern stored in memory in advance for a road determined by the road decision-making device to have a special shape and a display control device that displays at the display device an abridged map containing specific road shape patterns used to substitute for special shape roads by the substituting device and the abridged roads generated by the abridged road generating device.
Public/Granted literature
Information query
IPC分类:
