Fault tolerant distributed computing system based on dynamic reconfiguration

    公开(公告)号:US12124335B1

    公开(公告)日:2024-10-22

    申请号:US18350358

    申请日:2023-07-11

    CPC classification number: G06F11/142 G06F11/165 G06F11/181

    Abstract: A fault tolerant distributed computing system includes a communication link and a plurality of nodes in electronic communication with one another by the communication link. Each node executes at least one node-specific application, includes a standby database that stores a standby copy corresponding to one of the node-specific applications executed by one of the remaining nodes that are part of the distributed computing system, and includes a spare computational capacity sufficient to execute at least one standby copy of one of the node-specific applications stored in the standby database. In response to determining a specific node is non-operational, the remaining nodes execute all the standby copies of the one or more node-specific applications that were previously executed by the specific node that is now non-operational.

    MESSAGE AUTHENTICATION SYSTEM FOR A VEHICLE NETWORK BASED ON A SECURITY PROXY NODE

    公开(公告)号:US20240223552A1

    公开(公告)日:2024-07-04

    申请号:US18149254

    申请日:2023-01-03

    CPC classification number: H04L63/083 H04L63/0281

    Abstract: A message authentication system for a vehicle network includes a private communication system including one or more private nodes in electronic communication with one another. The message authentication system also includes a public communication system including a plurality of public nodes in electronic communication with one another. The plurality of public nodes includes a security proxy node and one or more receiving nodes. The security proxy node authenticates one or more unique messages transmitted by a private node of the private communication system to the one or more receiving nodes of the public communication system.

    DISTRIBUTED COMPUTING SYSTEM FOR DETECTING FAULTS BASED ON STREAM FILTERING AND POLICING

    公开(公告)号:US20250088443A1

    公开(公告)日:2025-03-13

    申请号:US18464706

    申请日:2023-09-11

    Abstract: A distributed computing system includes one or more computing devices and one or more communication links in electronic communication with one another. Each communication link includes one or more nodes and a port switch. The one or more nodes are in electronic communication with one another by a communication link and the communication link is connected to the distributed computing system by the port switch. The port switch executes instructions to identify an online unique stream profile for a specific stream and determine an expected unique stream profile deviation during a specified interval of time. The port switch determines a difference between an offline unique stream profile and the online unique stream profile, compares an absolute value of the difference with the expected unique stream profile deviation, and in response to determining the difference is greater than the expected unique stream profile deviation, determines a fault has occurred.

    MESSAGE AUTHENTICATION SYSTEM INCLUDING A NETWORK DEVICE HAVING A LIGHTWEIGHT SECURITY MODULE

    公开(公告)号:US20240396737A1

    公开(公告)日:2024-11-28

    申请号:US18322966

    申请日:2023-05-24

    Abstract: A message authentication system for a network includes a private communication system including one or more private nodes in electronic communication with one another, a public communication system including one or more public nodes in electronic communication with one another, and a security proxy device that electronically connects the private communication system to the public communication system. The security proxy device includes a processing unit, a security module, and a lightweight security module that is electronic communication with the one or more private nodes of the private communication system. The lightweight security module generates message authentication codes for messages transmitted by the private communication system that are sent to the public communication system.

    MESSAGE AUTHENTICATION SYSTEM INCLUDING A NETWORK DEVICE HAVING SECURITY PROXY SUPPORT

    公开(公告)号:US20240396736A1

    公开(公告)日:2024-11-28

    申请号:US18322922

    申请日:2023-05-24

    Abstract: A message authentication system for a network includes a private communication system including one or more private nodes in electronic communication with one another, a public communication system including one or more public nodes in electronic communication with one another, and a security proxy device that electronically connects the private communication system to the public communication system. The security proxy device includes a processing unit in electronic communication with a network device. The network device includes a security module integrated into the security proxy device, a private domain including one or more unique ports and storing one or more transmit keys for authenticating messages generated by one of the private nodes of the private communication system, and a public domain including one or more public ports.

    SYSTEM AND METHOD FOR MITIGATING CONGESTION AT TRAFFIC SIGNALS

    公开(公告)号:US20250042443A1

    公开(公告)日:2025-02-06

    申请号:US18362106

    申请日:2023-07-31

    Abstract: A system for mitigating traffic congestion for a vehicle includes a plurality of vehicle sensors, an automated driving system, and a controller in electrical communication with the plurality of vehicle sensors and the automated driving system. The controller is programmed to determine a traffic signal phase of a traffic signal in an environment surrounding the vehicle using the plurality of vehicle sensors. The traffic signal phase includes one of a red phase and a green phase. The controller is further programmed to activate the automated driving system to drive the vehicle for a predetermined maximum time-period in response to determining that the traffic signal phase is the green phase. The controller is further programmed to disable the automated driving system in response to determining that the predetermined maximum time-period has expired.

    SYSTEM AND METHOD FOR NOISE LOCALIZATION IN A VEHICLE

    公开(公告)号:US20250029429A1

    公开(公告)日:2025-01-23

    申请号:US18356441

    申请日:2023-07-21

    Abstract: A system for noise localization for a vehicle includes a plurality of vehicle sensors. The plurality of vehicle sensors includes at least one of a microphone, a vibration sensor, a vehicle road speed sensor, and a vehicle motor speed sensor. The system also includes a controller in electrical communication with the plurality of vehicle sensors. The controller is programmed to perform a plurality of measurements of a noise produced by a defective part of the vehicle using the plurality of vehicle sensors. The controller is further programmed to determine a location of the defective part within the vehicle based at least in part on the plurality of measurements using at least one of a machine learning based method and an analytical method. The controller is further programmed to identify the defective part of the vehicle based at least in part on the location of the defective part within the vehicle.

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