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公开(公告)号：EP3713194A1
公开(公告)日：2020-09-23
申请号：EP18876673.7
申请日：2018-05-10
发明人： WANG, Yimin , LIU, Zhen , ZUO, Lin , GUO, Weiwei , HUANG, Yaqian , LI, Qiang , YU, Qing , MENG, Qingyao
摘要： A Railway Signal Safety Communication Protocol I (RSSP-I) safety communication method based on dual-system synchronization belongs to the technical field of safety communication, and includes: adopting 0×01 for both main machine and standby machine protocol interaction types in a message header of a Real-time Safety Data (RSD) message, and adopting 0×82 for both message types of a main machine and a standby machine; changing data sent by the main machine and the standby machine into a plurality of copies of completely same data by adopting a redundancy technology; and sending the plurality of copies of completely same data to a receiving end by the main machine and the standby machine. According to the present disclosure, reliability and safety of data transmission are improved.
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公开(公告)号：EP3713147A1
公开(公告)日：2020-09-23
申请号：EP18875764.5
申请日：2018-05-10
发明人： WANG, Yimin , LIU, Zhen , ZUO, Lin , GUO, Weiwei , HUANG, Yaqian , LI, Qiang , YU, Qing
摘要： A method for security encryption of railway signal includes: setting a plurality of security encryption interfaces, wherein the plurality of security encryption interfaces respectively correspond to different encryption algorithms; selecting one security encryption interface from the plurality of security encryption interfaces; and encrypting data by using the encryption algorithm corresponding to the selected security encryption interface. The present disclosure further provides a system for security encryption of railway signal. The disclosed method and system for security encryption of railway signal fully consider different encryption algorithms, and can select different encryption algorithms according to different types of devices and applications, thereby improving security of communication.
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公开(公告)号：EP3699764A1
公开(公告)日：2020-08-26
申请号：EP18869187.7
申请日：2018-05-09
发明人： LIU, Zhen , WANG, Hailong , ZHOU, Wei , WANG, Yimin , ZUO, Lin , GUO, Weiwei , HUANG, Yaqian , SUN, Chao , LIU, Xiaodong , AO, Qi , YE, Feng
IPC分类号： G06F11/16
摘要： A redundant Ethernet-based secure computer system, wherein the system comprises a first system and a second system, the first system includes a first logic processing unit module and a first communication unit module, and the second system includes a second logic processing unit module and a second communication unit module; the first logic processing unit module and the second logic processing unit module adopt a dual-CPU symmetric redundancy architecture, for achieving an intrasystem dual-CPU data cross comparison function and an intersystem dual-CPU data synchronous comparison function; the first communication unit module and the second communication unit module are used for achieving a data transmission and data analysis function between the first logic processing unit module, the second logic processing unit module and external signal systems.
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公开(公告)号：EP3713180A1
公开(公告)日：2020-09-23
申请号：EP18875470.9
申请日：2018-05-10
发明人： GUO, Weiwei , LIU, Zhen , WANG, Yimin , ZUO, Lin , HUANG, Yaqian , LI, Qiang , YU, Qing , LIU, Xiaodong
摘要： The present disclosure provides a separated deployment method of Railway Signal Safety Communication Protocol I (RSSP-I) safety protocol, including: adding different adaption layers for a protocol stack, wherein the adaption layers include a D Interface (D-IF) adaption layer, an App Adaption Layer (AAL), a Network Adaption Layer (NAL) and a System Adaption Layer (SAL); and compiling all functional modules of an RSSP-I of the protocol stack into static logic libraries and deploying the static logic libraries into A, B and C machines by utilizing the corresponding adaption layers. The present disclosure implements protocol deployment on different architecture platforms.
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公开(公告)号：EP3699797A1
公开(公告)日：2020-08-26
申请号：EP18868645.5
申请日：2018-05-09
发明人： WANG, Yimin , WANG, Hailong , LIU, Zhen , ZUO, Lin , GUO, Weiwei , HUANG, Yaqian , YE, Feng , LIU, Xiaodong
IPC分类号： G06F21/57
摘要： A data processing method is disclosed, the data processing method comprising: receiving data from an internal communication process and performing a logic computation operation on the data, wherein, the logic computation operation includes a data synchronization comparison operation; returning the data subjected to the logic computation operation to the internal communication process; transmitting maintenance data generated during the logic computation operation to a maintenance communication process. By the present disclosure, it is possible to improve safety of a vital computer system. A data processing apparatus and a computer device are further provided.
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公开(公告)号：EP3703328A1
公开(公告)日：2020-09-02
申请号：EP18870869.7
申请日：2018-05-10
发明人： WANG, Yimin , LIU, Zhen , ZUO, Lin , GUO, Weiwei , HUANG, Yaqian , MENG, Qingyao , LIU, Xiaodong , YE, Feng
摘要： Disclosed are an RSSP-II safety protocol separate deployment method, comprising: adding different adaptation layers to a protocol stack; and using a corresponding adaptation layer to compile all RSSP-II functional modules of the protocol stack into a library file to be deployed into an A, B and C machine. The present disclosure implements protocol deployment for different architecture platforms.
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