38 results about "Time critical" patented technology

An ejection seat includes an ejection seat sequencing system. The sequencing system enables time delays to various components of the system, such the drogue parachute, the main parachute, and harness release cartridge. A sequence controller receives data for a parameter, such as airspeed, from at least two sensors. The sequence controller selects a sequence timing delay mode to implement the time delays for the components of the sequencing system. The sequence controller also accesses a lookup table in a database accessible by the sequence controller. The sequence controller uses a delay parameter of the lookup table to modify a time delay within the sequence timing delay mode, as configured by a user.

The invention provides a train integrity checking method and system based on integrated navigation. The method comprises the steps that first train motion state data corresponding to the train head of a train and second train motion state data corresponding to the train tail of the train are obtained respectively; calculating a difference value between the first train motion state data and the second train motion state data, and when the difference value is greater than a set threshold value and is kept for a period of time, judging that the integrity of the train is lost; wherein when the train cannot receive the satellite signal or the failure time of the received satellite signal is greater than or equal to a time critical value, the first train motion state data is first acceleration information corresponding to the train head, and the second train motion state data is second acceleration information corresponding to the train tail. According to the invention, the accuracy, safety and reliability of train integrity inspection are improved, and the integrity of the train can be effectively judged during emergency braking.

A system and method for validating that all functions within a time-critical task are resident in RAM is disclosed. This ensures that time-critical tasks are not impacted by having to access slow nonvolatile memory (NVM). The method comprises generating an exception for each transition between RAM-based instruction execution and NVM-based instruction execution, determining whether the transition is acceptable, and saving a fault address if the transition is not acceptable. A transition is deemed to be acceptable if it does not impact the execution of a time-critical function.

The invention relates to the secure transmission of time-critical data within a communication system, the communication system comprising a plurality of local area networks (100), each of which comprises at least one switch (101) and a plurality of terminal devices (102-105), the communication system comprising a control unit (202), which controls the functions of the plurality of switches and terminal devices, and a control network (200), which is assigned to the control unit and is separate from the local area networks. Communication within a local area network is implicitly authorized on the basis of the allocation of the respective terminal device to the same local area network. Each terminal device is assigned a zero trust adapter (121, 131, 141, 151), which acquires status information about the terminal device, forwards the status information to the control unit via the control network for evaluation, and authenticates the terminal device to the control unit and / or a communication partner. The control unit determines a trust score for the terminal device on the basis of the status information and uses rules depending on the trust score for the configuration or permitted communication relationships of the terminal device, respectively.

A method, for example a computer-implemented method, for processing data associated with at least one interface device, wherein the interface device is configured to provide at least one signal for a power-saving state, wherein the method comprises: combining the at least one signal for the power-saving state with first information characterizing at least one of the following elements: a) part of a message of a time synchronization protocol, b) control information, for example time-critical control information, c) signaling, for example of time-critical and / or safety-critical states, transmitting the at least one signal for the power-saving state together with the first information.

A storage device reduces power consumption and processes a first command in a low power mode. The storage device includes a controller to process host commands when the storage device is in a fully active state and to enter a deactivated state when the storage device enters the low power mode. An always-on processor on the storage device enters a sleep state when the storage device enters the low power mode. The always-on processor receives a notification of an incoming host command when the storage device is in the low power mode. When the always-on processor determines that the incoming command is a first command, the always-on processor processes the first command and remains in the sleep state. When the always-on processor determines the incoming command is a second command, the always-on processor may activate the controller to return the storage device to the fully active state.

A method and apparatus for performing time critical processing in a non-real-time operating system. The method includes capturing packets from an external device by a packet sniffer, analyzing whether the packets are sample value packets associated with the time critical processing, and when the packets are the sample value packets associated with the time critical processing, writing data units contained in the sample value packets into a first buffer, pre-processing the data units written into the first buffer, the pre-processing including permuting the data units to place bytes indicative of the sample values in specific locations, in response to a predetermined number of the pre-processed data units in the first buffer being reached, writing the predetermined number of the pre-processed data units from the first buffer into a second buffer dedicated to a real-time dedicated thread while triggering the real-time dedicated thread, and performing the time critical processing by the real-time dedicated thread reading the pre-processed data units from the second buffer.

A computing system configured to determine a time, a frequency, or a volume that time-critical data are to arrive and generate an uplink scheduling request based on the determined time, frequency, or volume. The uplink scheduling request is then sent to a base station, requesting an uplink grant. The computing system then receives the uplink grant from the base station over the radio interface. The uplink grant contains scheduling information associated with transmission of the time-critical data. In response to arrival of the time-critical data, the computing system then transmits the time-critical data over the radio interface based on the uplink grant with no or little latency.

The invention provides a monitoring method, device and equipment, a computer readable storage medium and a program product, and can be applied to the technical field of computers. The method comprises the following steps: acquiring processing time data and a dependency relationship of each batch processing node in a to-be-monitored system in a preset historical time period, and determining a key path of the to-be-monitored system according to the processing time data and the dependency relationship; determining the operation state of each batch processing node every preset duration, and determining the current real-time key path of the to-be-monitored system based on the operation state of each batch processing node; determining prediction processing time of each batch processing node according to the real-time critical path and the critical path; and monitoring whether each batch processing node is abnormal or not according to the prediction processing time. The operation stability of the bank core system can be effectively improved.

The invention discloses a delay probability prediction method for a key chain plan node, and the method is characterized in that the method comprises the following steps: S1, carrying out the plan execution state data collection; s2, node execution state data conversion is carried out, and plan execution state data is converted into structured graph data; s3, a project progress network diagram is constructed, and the project progress network diagram is constructed according to the tight-front and tight-back relation between the nodes; s4, project real-time key chain identification is carried out, the remaining construction period of each plan chain is counted by using a graph search algorithm, and the link with the longest remaining construction period is a key chain; and S5, key chain plan node delay probability prediction is carried out, the key chain plan node delay probability is calculated based on the execution state of the nodes on the key chain, and the demand of plan execution state dynamic perception is met. According to the method, the delay probability of the key chain plan node is monitored in real time in the plan execution process, and the method has important significance in improving the project plan execution efficiency and avoiding project delay.

Systems, methods, and computer program products provide for time critical packet transmission. An electronic device may include a transceiver and a processor that is configured to receive or transmit, via the transceiver, a plurality of packets having respective headers conforming to a layer below a network layer, and the first header of a first packet of the plurality of packets may include a source address and a hop limit field. The packet may be transmitted according to the layer below the network layer, thereby providing a smaller packet.

The invention relates to transmitting time-critical data within an industrial automation system in which a plurality of redundant control applications (111-113) generating control commands to be executed by associated automation devices (101) is provided by means of software containers each running in a runtime environment or by means of a virtual machine. At least one network proxy (132) aggregates control commands from redundant control applications (111-113) into resulting control messages (1) and transmits the control messages to the automation devices (101) via a network (130) of the industrial automation system. In response to the control messages (1), the at least one network proxy (132) receives status messages (2) from the automation devices (101), multiplexes the status messages, and forwards duplicates thereof to the associated redundant control applications (111-113). For a plurality of possible locations of the at least one network proxy (132) within the network (130) and for a plurality of network usage scenarios, delays and / or path costs occurring when transmitting said control (1) and status messages (2) are simulated. One of the plurality of locations providing for optimal delays, paths costs and / or a combination thereof in the plurality of network usage scenarios is selected for placing the at least one network proxy (132). An execution of the control applications (111-113) is assigned to selected available hosts (121-123) in the network (130) depending on the delays, paths costs and / or the combination thereof.

The application discloses a kind of multi-agent preset time formation control methods based on backstepping method under distance rigidity matrix, comprising: 1) based on the double integrator dynamics model of multi-agent system is established based on rigidity graph theory, define the minimum and infinitesimal rigidity frame corresponding to the expected formation;2) introduce backstepping design framework, define virtual speed error variable;3) introduce time-varying scaling function to construct time scale transformation;4) design distributed preset time controller;5) through numerical simulation and physical platform are verified, verify the effectiveness of distance error in user preset time under different initial conditions converges to the vicinity of zero.The application is fused by backstepping and preset time scaling function, for the first time in only local relative measurement distance rigidity formation Convergence time user self-defined preset is realized, and convergence time upper bound is independent of initial condition and controller parameter, provides reliable, engineering implementation solution for time-critical multi-agent cooperative task.

System and method for providing time-critical control applications via flow control components that are each loadable into and executable by a flow control environment formed via a server device, wherein the control applications each periodically determine, from periodically acquired measured and / or state variables, manipulated variables for a process to be controlled or regulated, a plurality of mutually redundant flow control components are executed in parallel with one another, the mutually redundant flow control components determine the manipulated variables for a respective process cycle that follows a respective acquisition time of the measured and / or state variables when a majority of the mutually redundant flow control components signal error-free presence of the measured and / or state variables for the respective acquisition time, where as an alternative or in addition, the determined manipulated variables are transmitted, together with a sequence number assigned to the respective process cycle, to actuators and / or control units.

The invention relates to a method implemented in a packet-switched network for scheduling transmission of Ethernet frames, where a time of a next transmission of a future time-critical traffic frame (Express frame), among several time-critical traffic frames to transmit, is determined on the basis of respective priority levels of the time-critical traffic frames. The determination of this next transmission time allows a fair timing of transmission of such time-critical traffic frames which might belong to different streams. It makes possible also to transmit, before the aforesaid next transmission time, preemptable frames of non-time-critical traffic.

Port-independent topologically planned real-time network with a target configuration (40) of the network topology for use in industrial networks for the transmission of time-critical data in (process) automation systems with at least two network participants (A, B, C, D, E, F, G, H, I, J, X) each with at least one network interface (1, 2, 3, 4) for connection to the port-independent topologically planned real-time network, wherein a first of these network participants is a device (200) which has means for data processing and for executing program code as well as means for data exchange with the at least one other network participant, wherein at least one further network participant is connected to the device via the network, characterized in that the device includes means for configuring at least one other network participant with regard to data exchange over the network according to a target state; the device is programmed in such a way that, in response to at least one configuration-relevant piece of information provided by an operator, it generates a set of configuration data required for configuring at least one other network participant; the device transmits at least a subset of this generated set of configuration data to at least one other network participant via the network; the physical connection of the network participants to the topologically planned real-time network via the network interfaces, regardless of the use of a topologically planned network interface for this purpose, which is at least one network interface of the respective network participant; and By specifying a target value for a neighborhood of at least two network participants, the guarantee of communication planning is ensured.

The host processor may utilize the co-processor to accelerate the performance of the task. When an acceleration request is received from the host processor, the coprocessor may identify and select available logical segments within the coprocessor, which may be used to perform tasks associated with the acceleration request. In some cases, the selected logical section may not be configured to perform a task, in which case the selected logical section may be reconfigured. A configuration bit stream used to reconfigure selected logic segments to perform tasks may be retrieved from a stacked memory die mounted on the coprocessor, or the configuration bit stream may be retrieved from external memory by the host processor if the configuration bit stream is not stored in the stacked memory die. Load balancing may be performed to dynamically allocate additional logical segments to time-critical tasks.

In order to provide time-critical services, the services are each assigned at least one server component (111, 121), which is formed by a software container that can be loaded into a process control environment (102) and executed there. A virtual IP stack is provided for each server component, which is connected to a virtual switch (104) included in the process control environment. The services also each include a directory service component (112, 122) for determining the services provided within the process control environment. The directory service components are connected to each other via a communication interface (105) that is separate from the virtual switch and the virtual IP stack of the server components. An aggregator component (131) formed by a further software container is connected to the separate communication interface and makes comparative information about the services provided by the server components available outside the process control environment.

A method for providing time-critical services via a flow control environment, wherein each service is assigned a server component that includes at least one application instance and that is formed by a flow control component that is loadable into the flow control environment and executed there, where an individual virtual communication network is made available for each server component via the flow control environment, a reverse proxy of a subnetwork, comprising the flow control environment, forwards service access requests, for use of the services outside of the subnetwork in accordance with predefined forwarding rules, to the respective server component via its virtual communication network, and the where the virtual communication networks are used for all application instances of the respective server component for forwarding the service access requests.

A method for processing data associated with at least one interface device, for example, a computer implementation method, wherein the interface device is configured to provide at least one signal for an energy-saving state, the method comprising combining at least one signal for an energy-saving state with first information, and transmitting at least one signal for an energy-saving state together with the first information. The first information is information relating to at least one of the following elements: a) part of a message of a time synchronization protocol, b) control information (e.g., time-critical control information), c) signaling (e.g., signaling for time-critical and / or safety-critical states).

Systems, methods, and computer program products provide time-critical data packet transfer. An electronic device may include a transceiver and a processor configured to receive or transmit, via the transceiver, a plurality of data packets having respective headers (610), the respective headers conforming to layers below a network layer, and a first header of a first data packet of the plurality of data packets may include a source address (625) and a hop count limit field (623). The data packets may be transmitted according to the layers below the network layer, providing smaller data packets.

A compute task agent stored in non-transitory memory and executing on an information handling system processor detects a compute task having performance parameters that include a time criticality factor, compare the compute task parameters and energy parameters associated with each of plural information handling systems and select an information handling system to execute the compute task based at least in part on the compute time and carbon footprint of each of the plural information handling systems.

A control apparatus (120) including a control device (110); an update coordination device (111); and a memory; wherein, when the update coordination device (111) receives a new program version of a program to be updated in the control device (110), the update coordination device (111) is configured to instruct the control device (110) to conduct a hardware self-test procedure, the control device (110) is configured to conduct the hardware self-test procedure and to store a result of the hardware self-test procedure in the memory; the control device (110) is configured to check, when the update coordination device (111) initiates a software update of the program to be updated to the new program version, whether the result of the hardware self-test procedure fulfills predetermined criteria, wherein the new program version is installed and started at the control device (110) without conducting, or before completing, a further hardware self-test procedure when the check of the stored result of the hardware self-test procedure indicates that the result fulfills the predetermined criteria, when switching over to the new program version.

A substrate exposure method comprising performing, using an exposure apparatus, at least two processes simultaneously. Each process involves an activation of a respective actuator of the exposure apparatus, the method comprises in a first phase: determining, for each process, if the process is time critical or non-time critical, determining an acceleration parameter for each actuator, comprising: reducing the acceleration parameter to a value lower than a respective maximum if the process is non-time critical. In a second phase an acceleration time profile for each actuator is adjusted using the determined acceleration parameter for the respective actuator; In a third phase the at least two processes are performed by the exposure apparatus, using the adjusted acceleration time profile for each actuator.

Systems, methods, and computer program products provide for time critical packet transmission. An electronic device may include a transceiver and a processor that is configured to receive or transmit, via the transceiver, a plurality of packets having respective headers (610) conforming to a layer below a network layer, and the first header of a first packet of the plurality of packets may include a source address (625) and a hop limit field (623). The packet may be transmitted according to the layer below the network layer, thereby providing a smaller packet.

A control device (120) comprising a control device (110); updating the coordination means (111); and a memory; when the update coordination device (111) receives a new program version of the program to be updated in the control device (110), the update coordination device (111) instructs the control device (110) to perform a hardware self-test process, the control device (110) being configured to perform the hardware self-test process and store a result of the hardware self-test process in the memory; the control device (110) is configured to, when the update coordination device (111) initiates a software update of a program to be updated to a new program version, check whether the result of the hardware self-test process satisfies a predetermined criterion, and, when switching to the new program version, determine whether the result of the hardware self-test process satisfies the predetermined criterion when the check of the stored result of the hardware self-test process indicates that the result satisfies the predetermined criterion. The new program version is installed and launched at the control device (110) without performing the other hardware self-test process or before completing the other hardware self-test process.

The invention discloses an adding method of a time sequence monitoring circuit of a chip and the chip, and belongs to the technical field of chips. The method comprises the following steps: determining time sequence influence parameters of N first time sequence critical paths of a chip; based on the design parameters of the chip and the time sequence influence parameters of the N first time sequence critical paths, M second time sequence critical paths of the chip are generated, and M is larger than or equal to N; and adding a time sequence monitoring circuit to each second time sequence critical path.

The invention relates to the secure transmission of time-critical data within a communication system, the communication system comprising a plurality of local area networks (100), each comprising at least one switch (101) and a plurality of terminal devices (102-105), the communication system comprising a control unit (202), the control unit controlling the functionality of the plurality of switches and terminal devices, and the communication system comprising a control network (200), the control network is assigned to the control unit and is separate from the local area network. Communication within the local area network is implicitly authorized based on the allocation of the respective terminal devices to the same local area network. A zero-trust adapter (121, 131, 141, 151) is assigned to each terminal, the zero-trust adapter acquires status information about the terminal, forwards the status information to the control unit via the control network for evaluation, and authenticates the terminal for the control unit and / or the communication partner. The control unit determines a trust score for each terminal on the basis of the state information and uses a rule dependent on the trust score for the configuration or permissible communication relationship of the terminal.