Satellite navigation device having real-time route-programming capability

• US 20060253250A1
• Filed: 04/13/2006
• Published: 11/09/2006
• Est. Priority Date: 04/15/2005
• Status: Abandoned Application

• Current Assignee: MiTAC International Corporation (MiTAC Holdings Corp.)
• Original Assignee: MiTAC International Corporation (MiTAC Holdings Corp.)
• Inventors: Chang, Jien-Yang
• Application Number:
  US11/402,956
• Publication Number:
  US 20060253250A1
• Time in Patent Office: Days
• US Class Current: 701/210
• CPC Class Codes: G01C 21/3415 Dynamic re-routing, e.g. recalculating the route when the user deviates from calculated route or after detecting real-time traffic data or accidents
• CPC Class Codes: G08G 1/096827 where the route is computed onboard
• CPC Class Codes: G08G 1/096844 where the complete route is dynamically recomputed based on new data

Abstract

A satellite navigation device having the real-time route-programming capability, comprising: a satellite positioning data receiver for receiving the satellite positioning signals and converting them into satellite positioning information; a traffic message receiver for receiving the traffic message signal; a microprocessor for digitizing the traffic message signal and converting it into traffic condition information; and a satellite navigation module for programming a mobile route based on the satellite positioning information and the traffic condition information, performing the navigation operation according to the programmed mobile route, and reprogramming in real-time the programmed mobile route according to the newly received traffic condition information.

Claims

1. A satellite navigation device having the real-time route-programming capability, comprising:

a satellite positioning data receiver for receiving a satellite positioning signal and converting the satellite positioning signal into a satellite positioning information;

a traffic message receiver for receiving a traffic message signal;

a microprocessor connected to the traffic message receiver for digitalizing and converting the traffic message signal into a traffic condition information; and

a satellite navigation module for programming a mobile route based on the received satellite positioning information and the received traffic condition information, performing a navigation operation according to the programmed mobile route, and real-time readjusting the programmed mobile route according to the re-received traffic condition information.

2. The satellite navigation device having the real-time route-programming capability as claimed in claim 1, wherein the satellite navigation module further comprising:

a first communication connection interface for being a transmission interface between the satellite positioning data receiver and the satellite navigation module to transmit the satellite positioning information;

a second communication connection interface for being a transmission interface between the microprocessor and the satellite navigation module to transmit the traffic condition information;

a data storage medium for storing the satellite positioning information and the traffic condition information;

a central processor unit connected to the data storage medium for processing the satellite positioning information and the traffic condition information;

a memory connected to the central processor unit for temporarily storing the data waited to be processed by the central processor unit; and

a route-programming unit connected to and executed by the central processor unit to program the programmed mobile route.

3. The satellite navigation device having the real-time route-programming capability as claimed in claim 2, wherein the data storage medium has a pre-stored computer program of a Dynamic Link Library for being called and executed by the central processor unit to transform the satellite positioning information in the same data format as the traffic condition information.

4. The satellite navigation device having the real-time route-programming capability as claimed in claim 3, wherein the data format is a National Marine Electronic Association (NMEA) data format.

5. The satellite navigation device having the real-time route-programming capability as claimed in claim 2, wherein the first communication connection interface is a Universal Asynchronous Receiver Transmitter (UART) connection port.

6. The satellite navigation device having the real-time route-programming capability as claimed in claim 2, wherein the first communication connection interface is a universal serial bus (USB) connection port.

7. The satellite navigation device having the real-time route-programming capability as claimed in claim 2, wherein the second communication connection interface is a Universal Asynchronous Receiver Transmitter (UART) connection port.

8. The satellite navigation device having the real-time route-programming capability as claimed in claim 2, wherein the second communication connection interface is a universal serial bus (USB) connection port.

9. The satellite navigation device having the real-time route-programming capability as claimed in claim 2, wherein the memory is a synchronous dynamic random access memory (SDRAM).

10. The satellite navigation device having the real-time route-programming capability as claimed in claim 2, wherein the memory is a synchronous double data rate (DDR) dynamic random access memory (DRAM).

11. The satellite navigation device having the real-time route-programming capability as claimed in claim 1, wherein the traffic message receiver is a Radio Data System (RDS) receiver.

12. The satellite navigation device having the real-time route-programming capability as claimed in claim 1, wherein the traffic message receiver is a Digital Audio Broadcast (DAB) receiver.