Navigation device

• US 8,175,793 B2
• Filed: 02/17/2009
• Issued: 05/08/2012
• Est. Priority Date: 02/17/2009
• Status: Active Grant

• Current Assignee: MiTAC International Corporation (MiTAC Holdings Corp.)
• Original Assignee: MiTAC International Corporation (MiTAC Holdings Corp.)
• Inventors: Stanton, Richard
• Primary Examiner(s): Zurita, James
• Application Number:
  US12/372,176
• Publication Number:
  US 20100211303A1
• Time in Patent Office: 1,176 Days
• Field of Search: 701/200
• US Class Current: 701/200
• CPC Class Codes: G01C 21/3682 output of POI information on a road map G01C21/3614, G01C21/3685 take precedence
• CPC Class Codes: G08G 1/005 including pedestrian guidance indicator

Abstract

A navigation device capable of displaying the public transportation service and method thereof are disclosed. The navigation device comprises a navigation module and a map database. The map database is for storing at least one digital map and the frequency of runs and the route forming the at least one public transportation service. The navigation module is for providing a navigation function and displaying the digital map and the route forming the public transportation service on the digital map for indication. The route is displayed by a different color, a different shape of the icon, or a different level of transparency, for the public transportation service having different frequency of runs.

Claims

1. A navigation device, comprising:

a map database for storing at least one digital map, a timetable of at least one public transportation service, and a route forming said public transportation service; and

a navigation module for performing a navigation function and displaying said digital map and said route;

wherein said route is displayed according to a display characteristic which is corresponding to said timetable of said public transportation service, thereby allowing a direct selection of a start point, a transit point or a destination point on said route for performing said navigation function;

wherein said timetable of said public transportation service is classified by operating frequency, and said public transportation service having different operating frequency is indicated by said route with a different color, or shape of an icon, or level of transparency, or a combination thereof.

2. The navigation device of claim 1, wherein said public transportation service comprises a bus service, a subway service, a railway service or a high speed railway service.

3. The navigation device of claim 1, wherein said timetable of said public transportation service indicates a number of departures for said public transportation service.

4. A method of indicating at least one public transportation service on a digital map, said method comprising the steps of

providing at least one digital map, a timetable of each of the at least one public transportation service and a route forming said public transportation service from a map database;

displaying said digital map and displaying said route on said digital map according to a display characteristic which is corresponding to said timetable of said public transportation service for indication by a navigation module; and

allowing a direct selection of a start point, a transit point or a destination point on said route and performing a navigation function accordingly by said navigation module;

wherein said timetable of said public transportation service is classified by operating frequency, and said public transportation service having different operating frequency is indicated by said route with a different color, or shape of an icon, or level of transparency, or a combination thereof.

5. The method of claim 4, wherein said public transportation service comprises a bus service, a subway service, a railway service or a high speed railway service.

6. The method of claim 4, wherein said frequency timetable of said public transportation service indicates a number of departures for said public transportation service.