Journal on Communications ›› 2016, Vol. 37 ›› Issue (11): 196-204.doi: 10.11959/j.issn.1000-436x.2016237

• Academic communication • Previous Articles    

Formal verification and implementation of safety computer communication management mechanism

Liang LIANG1,Yuan CAO2(),Lian-chuan MA2,Yu-zhuo ZHANG2,Heng-kui LI3   

  1. 1 School of Electronic and Information Engineering, Beijing Jiaotong University, Beijing 100044, China
    2 National Engineering Research Center of Rail Traffic Control System, Beijing Jiaotong University, Beijing 100044, China
    3 CRCC Qingdao Sifang Co., Ltd., Qingdao 266111, China
  • Online:2016-11-25 Published:2016-11-30
  • Supported by:
    The National Natural Science Foundation of China

Abstract:

In order to improve the system compatibility of the safety computer of the next generation train operation con-trol system, first of all, the structure was analyzed and the management mechanism was designed, the state transition model of management unit was established, and the correctness of the model was verified by formal verification tools at the same time. Then the software and hardware which based on micro controller unit (MCU) were designed and imple-mented. The verification and test results show that the management mechanism design meets the design requirements, the management unit can achieve the expected state transfer function.

Key words: train control system, safety computer, communication management mechanism, formal verification

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