Device and method for reading, registering and analyzing data of automobile ECU

• US 20100293081A1
• Filed: 08/19/2008
• Published: 11/18/2010
• Est. Priority Date: 01/05/2008
• Status: Abandoned Application

• Current Assignee: Shenzhen Launch Software Development Co. Ltd. (Launch Tech Company Limited)
• Original Assignee: Shenzhen Launch Software Development Co. Ltd. (Launch Tech Company Limited)
• Inventors: Liu, Jun, Deng, Fanghong, Lei, Yundong, Liu, Gang
• Application Number:
  US12/811,519
• Publication Number:
  US 20100293081A1
• Time in Patent Office: Days
• US Class Current: 705/34
• CPC Class Codes: B60W 2050/0001 Details of the control system
• CPC Class Codes: G05B 19/048 Monitoring; Safety
• CPC Class Codes: G05B 2219/2637 Vehicle, car, auto, wheelchair
• CPC Class Codes: G06Q 30/04 Billing or invoicing

Abstract

A device for reading and registering data of automobile ECU includes: a memory (11); a data processing unit (12) connected with the memory for processing collected data; a diagnosing interface circuit (13) communicatingly connected with the data processing unit and an automobile diagnosing pedestal and specially configured in accordance with automobile ECU protocol of various series of automobiles; a data communication interface (8) for communication between the device and an associated equipment thereof; a unit (14) for marking the occurring time to the registered data; a data reading and registering status indicating unit (10). The present invention also discloses a method for real-time reading and registering data of automobile ECU, an automobile diagnosing system and a diagnosing method. (FIG. 1)

Claims

1. A device for reading and registering data of automobile ECU comprising:

a memory;

a data processing unit connected with the memory for processing collected data;

a diagnosing interface circuit communicatingly connected with the data processing unit and an automobile diagnosing pedestal and specially configured in accordance with automobile ECU protocol of various series of automobiles;

a data communication interface for communication between the device and an associated equipment;

a unit for marking the occurring time to the registered data;

a data reading and registering status indicating unit.

2. The device of claim 1, wherein the memory is an M25P16 type of flash memory.

3. The device of claim 1, wherein the data processing unit is a singlechip.

4. The device of claim 3, wherein the singlechip includes a CPU, an internal memory, and an I/O interface.

5. The device of claim 3 or 4, wherein the singlechip is a P89V51 type of singlechip.

6. The device of claim 1, wherein the data communication interface includes a diagnosing interface for communicating the device and the automobile ECU, and a USB interface for communicating the device and a PC.

7. The device of claim 1, wherein the unit for marking the occurring time to the registered data is a clock circuit, and the indicating unit is an LED.

8. The device of claim 1, further comprising a circulating storage control unit for replacing the foremost reading data registered in the memory with the newest reading data when the memory is full.

9. The device of claim 1, further comprising a transferring unit for real-time transferring the data stored in the memory to other unit.

10. The device of claim 1, further comprising a monitoring unit for monitoring if the storing quantity of the memory reaches the given quantity;

and a transferring unit for transferring the data stored in the memory to other unit when the storing quantity of the memory reaches the given quantity.

11. The device of claim 9 or 10, wherein the other unit is a PC or a network server.

12. The device of claim 9 or 10, further comprising a memory clearing unit for deleting the transferred data after the data is transferred.

13. A method for reading and registering data of automobile ECU including the following steps:

connecting the device for reading and registering data of automobile ECU of claim 1 with an automobile diagnosing pedestal;

the device running the related diagnosing protocols thereof in turn to communicate with the connected automobile after the automobile ignition switch is turned on;

entering data reading and registering status and registering the read data after communication is successful.

14. The method of claim 13, wherein the diagnosing protocol is one of KWP, ISO, PWM, VPW and CAN-BUS according with the OBD II diagnosing standards.

15. The method of claim 13, wherein the step of registering the read data includes storing the read data in a memory.

16. The method of claim 15, further comprising the following step:

replacing the foremost reading data stored in the memory with the newest reading data when the memory is full.

17. The method of claim 15, further comprising the following step:

real-time transferring the data stored in the memory to other unit.

18. The method of claim 15, further comprising the following steps:

monitoring if the storing quantity of the memory reaches the given quantity;

transferring the data stored in the memory to other unit when the storing quantity of the memory reaches the given quantity.

19. The method of claim 17 or 18, further comprising the following step:

deleting the transferred data after the data is transferred.

20. An automobile diagnosing system comprising:

the device for reading and registering data of automobile ECU of claim 1, and a tool for analyzing the data read and registered by the device.

21. The system of claim 20, wherein the tool is a special analysis module, including software, hardware and firmware, for diagnosing and analyzing the registered data to obtain a preliminary diagnosing report.

22. The system of claim 21, wherein the tool further includes an online analysis system.

23. The system of claim 22, wherein the online analysis system includes:

an uploading module for uploading the read and registered data to a website; and

an auto analysis and reply module for analyzing the data uploaded to the website.

24. The system of claim 22, wherein the online analysis system includes:

an uploading module for uploading the read and registered data to a website; and

an expert analysis module for analyzing the data uploaded to the website.

25. The system of claim 23 or 24, wherein the online analysis system further includes a billing module for billing for the service.

26. An automobile diagnosing method comprising the following steps:

reading and registering data through the device for reading and registering data of automobile ECU of claim 1;

analyzing the registered data.

27. The method of claim 26, wherein the step, of analyzing the registered data includes:

uploading the registered data to a website; and

auto analyzing the data and replying.

28. The method of claim 26, wherein the step of analyzing the registered data includes:

uploading the registered data to a website; and

analyzing the data and replying through an expert system.

29. The method of claim 27 or 28, further comprising a step of billing for the analysis after analyzing the data.

30. The method of claim 27 or 28, wherein the steps of uploading, analyzing and replying are real-time.

31. The method of claim 29, wherein the steps of billing is real-time.