Vehicle-state monitoring and fault diagnosis apparatus
Title：
Vehicle-state monitoring and fault diagnosis apparatus
Application Number：
 200410037968
Application Date：
 2004/05/18
Announcement Date：
 2005/02/16
Pub. Date：
Publication Number：
 1581237
Announcement Number：
Grant Date：
Granted Pub. Date：
ApplicationType：
 Invention
State/Country：
 11[China|beijing]
IPC：
 G07C 5/00
Applicant(s)：
 Tsinghua Univ.
Inventor(s)：
 Yang Diange, Lian Xiaomin, Luo Yugong
Key Words：
 Vehicle-state monitoring, fault diagnosis, apparatus
Abstract：
 The prsent invention relates to a car condition monitoring and fault diagnosis device. Said device comprises power supply module used for supplying power to all the modules in the device, signal transfer device for receiving data from controller local modules in the device, signal transfer device for receiving data from controller local area network bus in the car interior and transferring said data into car microcomputer by means of serial interface; signal input device for inputting control signal into the car microcomputer; liquid crystal display screen for receiving display signal of car microcomputer; liquid crystal screen variable-voltage controller for supplying power to liquid crystal screen; and car microcomputer for receiving input signal of signal transfer device, etc., processing said signal, displaying car condition information and fault information by means of liquid crystal display screen, making sound warning by using loudspeaver and storing condition parameters and fault data.
Claim：
Priority：
PCT：
LegalStatus：

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2008-4-17
  Selected patents owned by Tsinghua University filed in 2005 are loaded.
2008-3-31
  Selected patents owned by Tsinghua University filed in 2006 and 2007 are load.







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