Portable telematics device

• US 7,778,774 B2
• Filed: 07/13/2006
• Issued: 08/17/2010
• Est. Priority Date: 12/22/2005
• Status: Active Grant

• Current Assignee: Chuang XIN SHAN XING Limited
• Original Assignee: Industrial Technology Research Institute
• Inventors: Li, Wei-Min, Huang, Li-Kung, Chen, Long-Tai
• Primary Examiner(s): Tran; Dalena
• Application Number:
  US11/485,280
• Publication Number:
  US 20070150191A1
• Time in Patent Office: 1,496 Days
• Field of Search: 701/213, 701/33, 701/35, 701/66, 701/112, 701/437, 340/506, 455/456.1, 455/424, 709/205, 709/220
• US Class Current: 701/213
• CPC Class Codes: G01C 21/20 Instruments for performing navigational calculations G01C21/24, G01C21/26 take precedence

Abstract

An automobile navigation system with portable telematics device is disclosed, which comprises: a first telematics device, being arranged fixedly inside an automobile; a detachable second telematics device, capable of being coupled to the first telematics device by a specific control data bus; wherein, the resources of software/hardware of the second telematics device are accessible to the first telematics device while the second telematics device is connected to the first telematics device; and the second telematics device is capable of working independently and thus being used by a user as a personal data assistant while the second telematics device is detached from the first telematics device.

Claims

1. An automobile navigation system with portable telematics device, comprising:

a first telematics device, being arranged fixedly inside an automobile; and

a detachable second telematics device, capable of maintaining connection to the first telematics device through a specific control data bus while it is detached from the first telematics device;

wherein, the two telematics devices are enabled to receive electronic signals transmitted from each other through the specific control data bus for exchanging and updating data stored in the two devices while the detachable second telematics device is connected to the first telematics device.

2. The automobile navigation system with portable telematics device of claim 1, wherein the first telematics device further comprises a GPS unit, being used for receiving satellite positioning signals.

3. The automobile navigation system with portable telematics device of claim 1, wherein the second telematics device further comprises a GPS unit for receiving satellite positioning signals.

4. The automobile navigation system with portable telematics device of claim 1, wherein the control data bus is defined to support multiplexing communication for enabling a plurality of peripheral units to access data therethrough.

5. The automobile navigation system with portable telematics device of claim 1, wherein the control data bus is defined to support audio/video (AV) data transmission.

6. The automobile navigation system with portable telematics device of claim 1, wherein the control data bus is defined to support data transmission protocol of Inter-Integrated Circuit (I2C).

7. The automobile navigation system with portable telematics device of claim 1, wherein the control data bus is defined to support data transmission protocol of Universal Asynchronous Receiver/Transmitter (UART).

8. The automobile navigation system with portable telematics device of claim 1, wherein the control data bus is defined to support data transmission protocol of General Purpose Input/Outputs (GPIOs).

9. An automobile navigation system with portable telematics device, comprising:

a first telematics device, being arranged fixedly inside an automobile, having a GPS unit arranged therein for receiving satellite positioning signals and recording navigation data of the automobile; and

a detachable second telematics device, having a display for displaying navigation data stored in the first telematics device, capable of maintaining connection to the first telematics device through a specific control data bus while it is detached from the first telematics device;

wherein, the two telematics devices are enabled to receive electronic signals transmitted from each other through the specific control data bus for exchanging and updating data stored in the two devices while the detachable second telematics device is connected to the first telematics device.

10. The automobile navigation system with portable telematics device of claim 9, wherein the control data bus is defined to support multiplexing communication for enabling a plurality of peripheral units to access data therethrough.

11. The automobile navigation system with portable telematics device of claim 9, wherein the control data bus is defined to support audio/video (AV) data transmission.

12. The automobile navigation system with portable telematics device of claim 9, wherein the control data bus is defined to support data transmission protocol of Inter-Integrated Circuit (I2C).

13. The automobile navigation system with portable telematics device of claim 9, wherein the control data bus is defined to support data transmission protocol of Universal Asynchronous Receiver/Transmitter (UART).

14. The automobile navigation system with portable telematics device of claim 9, wherein the control data bus is defined to support data transmission protocol of General Purpose Input/Outputs (GPIOs).

15. The automobile navigation system with portable telematics device of claim 9, wherein the first telematics device further comprises a micro processing unit.

16. The automobile navigation system with portable telematics device of claim 9, wherein the first telematics device further comprises a digital video broadcasting unit.

17. The automobile navigation system with portable telematics device of claim 9, wherein the first telematics device further comprises a power unit.

18. The automobile navigation system with portable telematics device of claim 9, wherein the first telematics device further comprises an audio output unit.

19. The automobile navigation system with portable telematics device of claim 9, wherein the second telematics device further comprises a micro processing unit.

20. The automobile navigation system with portable telematics device of claim 9, wherein the second telematics device further comprises a memory unit.

21. The automobile navigation system with portable telematics device of claim 9, wherein the second telematics device further comprises a data storage unit.

22. The automobile navigation system with portable telematics device of claim 9, wherein the second telematics device further comprises a switch.

23. The automobile navigation system with portable telematics device of claim 9, wherein the second telematics device further comprises a bluetooth unit.

24. The automobile navigation system with portable telematics device of claim 9, wherein the second telematics device further comprises a wireless local area network unit.

25. The automobile navigation system with portable telematics device of claim 9, wherein the second telematics device further comprises a power unit for providing power to the second telematics device while it is detached from the first telematics device.

26. The automobile navigation system with portable telematics device of claim 9, wherein the second telematics device further comprises an audio output unit for providing an independent audio output to the second telematics device while it is detached from the first telematics device.