Invention Grant
- Patent Title: Navigation device and method
- Patent Title (中): 导航装置和方法
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Application No.: US13318838Application Date: 2009-12-31
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Publication No.: US08825357B2Publication Date: 2014-09-02
- Inventor: Tom Van de Velde
- Applicant: Tom Van de Velde
- Applicant Address: US NH Lebanon
- Assignee: TomTom North America, Inc.
- Current Assignee: TomTom North America, Inc.
- Current Assignee Address: US NH Lebanon
- International Application: PCT/US2009/069889 WO 20091231
- International Announcement: WO2010/129000 WO 20101111
- Main IPC: G06F19/00
- IPC: G06F19/00
Abstract:
Some embodiments provide a method of determining speed information for one or more road segments in map data by receiving probe data relating to the one or more road segments, determining a speed formula for the one or more road segments based on the probe data, and determining the speed information for the one or more road segments according to the speed formula.
Public/Granted literature
- US20120065873A1 NAVIGATION DEVICE & METHOD Public/Granted day:2012-03-15
Information query
