56 results about "Protected mode" patented technology

The embodiment of the invention provides a circuit protection device and a chip, and the device comprises a detection module which is used for detecting whether the voltage of a power supply exceeds a voltage protection threshold, and outputting a low-level signal to a time hysteresis control module when the voltage exceeds the voltage protection threshold; if not, a high-level signal is output to the time hysteresis control module; the time hysteresis control module is used for receiving the low-level signal output by the detection module and controlling an MOS tube in the time hysteresis control module to be turned off; and the control module is used for receiving the high-level signal output by the detection module, timing and controlling the MOS tube to start when the timing time reaches the preset time, so that the problem that the power supply end fluctuates between a protection mode and a normal working mode when the input power supply rapidly fluctuates in the overvoltage and power failure protection circuit in the related technology is solved. In addition, common simple devices are needed for implementation, the cost is low, and the reliability is high.

The invention provides an application management method and device. The application management method and device are used for reasonably managing and controlling use of juvenile users on electronic equipment. The method comprises the steps of running a first application; a first operation for a first application is detected, and a first mode is started and comprises a teenager protection mode; running the first application in the first mode; and detecting a second operation of starting a second application, and running the second application in the first mode.

A data security protection method, device, system, security control framework and storage medium. A protection module is arranged on the target device to control the read / write permission of the computer device on the storage device, so as to ensure the communication security between the storage devices, avoid the computer security risk caused by the malicious storage device accessing the computer device, and avoid the data leakage of the storage device caused by the computer device maliciously accessing the data of the storage device. Based on the current protection mode of the target device, the data interaction instruction sent by the computer device is controlled.

The invention discloses a multi-port hybrid charging pile power pool reinforcement learning scheduling method and system, and relates to the technical field of computer data processing. The reinforcement learning scheduling method and system for the multi-port hybrid charging pile power pool comprises the following steps: S1, periodically collecting port scheduling data, and preprocessing the port scheduling data; s2, constructing and training a vehicle target SOC prediction model, outputting a vehicle target SOC, evaluating charging urgency of each accessed vehicle, and dividing scheduling priority levels; s3, constructing a port power distribution model, outputting a power distribution value of each charging port, and issuing the power distribution value to a power control interface for execution; and S4, evaluating power scheduling execution deviation, and entering a protection mode when evaluation is abnormal. The problems that the total power of the charging pile cannot be flexibly scheduled due to fixed-proportion power distribution and topological isolation of alternating-current and direct-current ports, high-power resources are occupied by high-electric-quantity vehicles, and charging of low-electric-quantity vehicles is limited are solved.

The invention discloses a data protection method, a memory, electronic equipment and a storage medium, and relates to the field of storage, the method is applied to the memory, and a logical address-to-physical address mapping table is configured and comprises a first mapping area and a second mapping area; wherein the first mapping area is used for recording an original mapping relation between a logic address and a physical address corresponding to read-write operation performed on the snapshot area before the snapshot protection mode is started; the second mapping area is used for recording a mapping relation between a logic address and a physical address corresponding to incremental read-write operation executed on the snapshot area after the snapshot protection mode is started; after a snapshot starting instruction is received, entering a snapshot protection mode, and determining a snapshot area needing to be protected according to preset configuration information; and locking an original mapping relation of the snapshot area in the first mapping area, and redirecting a data operation request initiated for the snapshot area to the second mapping area to execute incremental read-write operation.

The embodiment of the application aims to provide a method and device for multi-frame access protection of EVPN service. The method comprises: configuring a multi-frame redundant access mode of EVPN service; wherein the multi-frame redundant access mode is applicable to a scenario that two or more access node (AN) devices of an access protection group are connected to a cloud center office (Cloud CO), and the two or more AN devices are respectively dual-connected to the same pair of PE devices. The embodiment of the application has the following advantages: a new redundant protection mode of EVPN multi-connection is provided, which is applicable to the scenario of Cloud CO multi-frame redundant access; redundant mode coding, ESI coding and EVPN route coding involved in the new redundant protection mode of EVPN multi-connection, and various EVPN multi-connection functions are provided, so that the scenario of Cloud CO multi-frame redundant access is better adapted.

The application discloses a method for managing IO write operation and a storage device. The method comprises the following steps: receiving an IO write operation issued by a host; detecting whether the host starts a high-load write protection mode; if yes, obtaining write management information of the high-load write protection mode, wherein the write management information comprises data stream information of historical IO write operation; judging whether the IO write operation is a sequential write operation according to the data stream information; and if yes, updating the data stream information according to position metadata of the IO write operation. The application can improve the reliability and write performance of the device when high-load video recording is performed.

The invention provides an SOH balance control method and device for an optical storage system cluster and electronic equipment, and belongs to the technical field of energy storage. The method comprises the following steps: determining an SOH average value and an SOH standard deviation of the optical storage system cluster according to SOH data of all energy storage subsystems, comparing the SOH data of each energy storage subsystem with the sum of the SOH average value and the SOH standard deviation under the condition that the SOH standard deviation is greater than or equal to a preset value, and if the SOH standard deviation is greater than or equal to the preset value, determining that the SOH average value is greater than or equal to the preset value. And determining a corresponding power distribution strategy according to a comparison result, and performing power distribution according to the power data. According to the method, the SOH standard deviation is used as a key decision index, the optical storage system cluster is dynamically switched to the differential protection mode from the undifferentiated working mode, the attenuation speed of all energy storage subsystems is delayed, and the average life of the whole cluster and the discharge capacity of the whole life cycle are prolonged.

The invention relates to the technical field of simulation testing of electric compressors, and discloses a computer simulation testing method and system for an automobile compressor, and the method comprises the steps: constructing an integrated model; setting a multi-mode state machine with automatic, economic, rapid cooling and emergency protection modes; double-loop cooperative control is executed, and the feedforward compensation amount of the electronic expansion valve is calculated based on matrix decoupling; generating a synchronous scheduling instruction chain; and executing a software and hardware closed-loop consistency test. In the prior art, a single-loop PID control or independent open-loop instruction test method can only verify basic functions in an ideal environment, and especially under extreme conditions such as complex multi-mode switching, rapid cooling or a high-delay bus, physical coupling verification of a motor and a refrigerant loop and synchronous scheduling verification of an instruction chain cannot be realized. Due to the fact that matrix decoupling feedforward compensation and predictive synchronous scheduling control are introduced, high-precision and real-time simulation verification under multiple modes is achieved.

Examples of the present disclosure describe systems and methods for sharing memory using a multi-ring shared, traversable and dynamic database. In aspects, the database may be synchronized and shared between multiple processes and / or operation mode protection rings of a system. The database may also be persisted to enable the management of information between hardware reboots and application sessions. The information stored in the database may be view independent, traversable, and resizable from various component views of the database. In some aspects, an event processor is additionally described. The event processor may use the database to allocate memory chunks of a shared heap to components / processes in one or more protection modes of the operating system.

The present invention provides an instruction fetch control system for a dual-core lockstep processor supporting extended instructions, comprising an instruction fetch module, an instruction cache, a branch prediction module, a lockstep comparison module, and a dual-core lockstep processor. The present invention implements fine-grained control of the lockstep protection mode of different user codes through lockstep extended instructions. Lockstep extended instructions use a decoding path different from conventional instructions, directly entering the lockstep extended instruction decoding logic after instruction fetching, without relying on resource scheduling of the lockstep processor's subsequent stages or a specific instruction set. Branch prediction faults are treated as a type of branch prediction failure and processed in the instruction fetch module to ensure that branch prediction faults do not contaminate the dual-core lockstep processor's subsequent stages. For subsequent stage faults in the dual-core lockstep processor, the instruction fetch module can widen the pulse width of the subsequent stage fault signal to the difference value of the dual-core instruction cycles, and align the instruction streams in the check core and the execution core by inserting no-operations into the pipeline.

The present application relates to the technical field of intelligent lock, and discloses a height detection method and device of an intelligent door lock, computer equipment and a storage medium, the method comprising: detecting the motion characteristics of a target object within the preset range of the intelligent door lock; when the motion characteristics meet the preset characteristics, acquiring an image frame sequence of the target object collected by the intelligent door lock; identifying an image frame in which the human body characteristics of the target object meet the preset conditions in the image frame sequence, to obtain at least one valid image frame; determining the current height value of the target object according to the valid image frame, and controlling the intelligent door lock to perform a control operation corresponding to the current height value. The present application solves the problems of the face recognition intelligent lock, such as the inconvenience caused by the failure of verification and the entry into the trial protection mode due to the inability to accurately identify children with insufficient height, and the lack of child growth monitoring record function.

The application provides a clipboard state-aware input control method, device, equipment and storage medium, through responding to a copy event, clipboard state information containing content identification and a timestamp is obtained, and when an input box obtains a focus, multi-dimensional context features such as a time difference, an operation sequence and a focus migration path are comprehensively collected, and whether a user holds external data to be pasted is accurately determined. When the determination result meets a protection trigger condition, the system sets the input box to a protection mode, and when a text selection operation is detected, the execution of an automatic copy instruction is inhibited, so that the external data is prevented from being mistakenly covered. While the continuity of cross-application operations and the integrity of data are ensured, the convenient copy experience in a conventional scene is retained, and through finite state machine management of complex interaction states, the accuracy of intention recognition and the robustness of the system are significantly improved.

The disclosure relates to a memory device and an operating method thereof. The memory device controls an operation based on a measured temperature. The memory device includes a plurality of memory cells, a peripheral circuit configured to perform an operation on the plurality of memory cells, a temperature circuit configured to measure a temperature of the memory device, a monitoring component configured to generate monitoring information based on whether the measured temperature is within a reference range, the monitoring information indicating whether an operation mode is a normal mode to perform the operation or a protection mode to suspend the operation, and an operation controller configured to output a signal for controlling the operation according to the monitoring information. The monitoring component is further configured to store the monitoring information and output the monitoring information to the operation controller in response to receiving the measured temperature from the temperature circuit.

An apparatus, system, and method are disclosed for automatically controlling a power setting of a power supply unit (PSU). The apparatus includes a processor and non-volatile memory having a switch configured to instruct the PSU to operate in a first overcurrent protection (OCP) mode.

The invention discloses a downtime processing method and electronic equipment, and relates to the technical field of computers.According to the downtime processing method, by monitoring the state of test end equipment, such as at least one of the user interaction behavior, the power state and the kernel state, the current situation of the test end equipment can be obtained in time; therefore, according to the monitored state data, whether downtime happens to the test end equipment is determined, whether downtime is true downtime or false downtime can be further determined, downtime processing is carried out according to a power-off protection mode of the solid state disk under the true downtime condition, and downtime processing is carried out according to a user space check point / recovery tool under the false downtime condition. According to the method and the device, automatic downtime processing is realized, and compared with a manual downtime processing mode in related technologies, the downtime processing efficiency is improved, so that the overall test efficiency is improved.

The invention discloses a real-time astronomical telescope control command transmission method based on a reflective memory network interruption mechanism. The method comprises the following steps: upgrading a unit subsystem of the TCS system; the method comprises the following steps: arranging reflection memory cards in independent computers of a telescope TCS, an OCS and a GSS to form a CETTN; a command-parameter decoupling storage architecture is designed, and decoupling of dynamic parameters and static execution logic is achieved through CETTN partition mapping; the interrupt priority is configured to be the highest level in the RTX system; when the transmitter writes a command ID to a specified address, the RFM card sends an interrupt request to the slave control machine; an interrupt service program ISR of a receiving end firstly reads the command ID, loads a corresponding parameter template from a pre-storage area, and transmits a parameter pointer to a control thread; and setting a timer under RTX, detecting ISR response time, entering a protection mode if the response time is too long, and abandoning the command and waiting for the next command if the CRC (Cyclic Redundancy Check) is failed.

Disclosed herein is a system for limiting the rate at which a system management interrupt can suspend normal execution of a central processing unit (CPU) by switching the operating mode of the CPU from one of a real mode or a protected mode to a system management mode. The rate limit imposed by the system provides a protection against network attacks (e.g., distributed denial of service (DDoS) attacks) from malicious behaviorists, and ensures that the CPU may be more efficient in executing workloads (e.g., processing threads).

The application discloses a multi-port hybrid charging pile power pool reinforcement learning scheduling method and system, and relates to the technical field of computer data processing. The multi-port hybrid charging pile power pool reinforcement learning scheduling method and system comprises the following steps: S1, periodically collecting port scheduling data and performing preprocessing on the port scheduling data; S2, constructing and training a vehicle target SOC prediction model, outputting a vehicle target SOC, evaluating the charging urgency of each connected vehicle, and dividing a scheduling priority level; S3, constructing a port power distribution model, outputting a power distribution value of each charging port, and delivering the power distribution value to a power control interface for execution; and S4, evaluating a power scheduling execution deviation, and entering a protection mode when an evaluation anomaly occurs. The application solves the problem that fixed proportional power distribution and alternating current and direct current port topology isolation result in the inability to flexibly schedule the total power of charging piles, and cause high-power resources to be occupied by high-battery vehicles and charging of low-battery vehicles to be limited.

A power distribution network fault section positioning method and device based on medium-voltage power line carrier, an electronic device and a storage medium, the method comprising: a node terminal sets up a corresponding medium-voltage power line carrier module, and establishes a communication link of each associated node of a power distribution network; each node terminal monitors the operating state of each corresponding node in real time, and judges whether the node has a fault based on the monitoring information; if there is a fault, a signal relay mode or a regional protection mode is selected according to different scenes, fault positioning is performed, and a fault section is isolated; after the fault section is successfully isolated, a tie switch is closed to restore power supply to a non-fault section. The present application realizes the minimization of positioning and isolation of the fault section of the power distribution network under the condition of limited communication, and improves the reliability and stability of the power system operation.

A method for providing multi-layer protection from faults for a power generation plant is provided. The method includes monitoring, via a system-level controller, one or more parameters at a first plurality of distributed generation resources. The method also includes implementing, via the system-level controller, a fault protection mode upon the one or more parameters of the first plurality of distributed generation resources exceeding a first threshold. Specifically, the fault protection mode includes implementing a time delay, and after the time delay, commanding, via the system-level controller, a trip of the first feeder breaker on a first feeder line. The method also includes exiting the fault protection mode when the one or more parameters of the first plurality of distributed generation resources are equal to or fall below the first threshold.

The invention discloses a self-adaptive overload protection operation mechanism of a distribution network terminal microcomputer protection device, and relates to the technical field of distribution network automation equipment, and the self-adaptive overload protection operation mechanism comprises at least two movable detection mechanisms which are used for respectively moving on at least a first lead and a second lead which are adjacent to each other; through the arrangement of the movable detection mechanism, wires can be automatically switched in a dense wire network, close-to-track comprehensive detection of each wire is realized, a protection mode forms full-grid active patrol, the hidden danger discovery capability and the monitoring efficiency are greatly improved, and multi-mode detection is integrated through a detection assembly. According to the overline protection device, protection precision and intelligentization are achieved, faults can be rapidly cut off to prevent accident expansion, maloperation under normal overload can be avoided, power supply continuity and equipment safety are effectively guaranteed, and meanwhile stable and reliable overline connection is achieved through a multi-degree-of-freedom mechanical arm and an electromagnetic adsorption structure of the butt joint assembly in cooperation with bionic clamping and moving of the walking assembly.

An apparatus, system, and method are disclosed for automatically controlling a power setting of a power supply unit (PSU). The apparatus includes a processor and non-volatile memory having a switch configured to instruct the PSU to operate in a first overcurrent protection (OCP) mode.

This invention discloses a controller, power conversion system, and method for controlling a switching converter. The controller includes a drive terminal, a multi-function terminal, and a control circuit system coupled to the drive terminal and the multi-function terminal. The drive terminal provides a drive signal to alternately turn on and off power switches in the switching converter at the frequency of the drive signal. In normal mode, the multi-function terminal provides a control current to control the frequency of the drive signal. In protection mode, the multi-function terminal provides a control voltage indicating the presence of an abnormal condition in the system including the controller. If an abnormal condition is detected in normal mode, the control circuit system activates an alarm signal. When the alarm signal is valid, the control circuit system also switches operation to protection mode and generates a control voltage at the multi-function terminal.

A method of protecting a chargeable device (100) being charged by a charging device (200) against unauthorized use is provided. The chargeable device (100) is operative to switch between an unprotected mode and a protected mode. The charging device (200) sends a certificate (453) of the charging device (200) to the chargeable device (100), the certificate comprising a public key of the charging device (200). The chargeable device (100) sends a first challenge (405) to the charging device (200). The charging device signs (456) the first challenge with a private key of the charging device (100). The charging device (200) sends the signed first challenge (457) to the chargeable device (100). In response to successfully verifying (408), by the chargeable device (100), the signed first challenge: charging (417) of the chargeable device by the charging device is initiated, the chargeable device (100) sends a second challenge (410) to the charging device (200), and the chargeable device (100) switches (416) to the protected mode. The charging device (200) acquires (469) biometric input data from the user, using a biometric sensor. The chargeable device (100), in response to a successful authentication of the user, switches (431) to the unprotected mode. The authentication of the user is based on the acquired biometric input data, biometric verification data for the user, and the second challenge.

This application relates to a method, system, device, and medium for monitoring a power management chip. The method includes: receiving server power-on information; configuring the power management chip to a non-write-protected mode; polling the non-volatile register via a basic input / output system to obtain first power management information, wherein the first power management information includes error information used to confirm a fault in the power management chip; determining whether the power management chip has malfunctioned based on the first power management information; and, in response to a fault in the power management chip, shutting down a channel of the power management chip via the basic input / output system. This method can accurately detect faulty power management chips and avoid situations where the server cannot boot normally due to a power management chip malfunction during normal operation.

The invention provides a control method of monitoring equipment, which is applied to a control end, and the control end manages at least one monitoring equipment. The method comprises: in response to a temporary privacy protection trigger instruction sent by a target monitoring device in at least one monitoring device, controlling the target monitoring device to enter a temporary privacy protection mode, the temporary privacy protection mode representing that the target monitoring device temporarily stops monitoring a target monitoring area, and the temporary privacy protection mode representing that the target monitoring device temporarily stops monitoring the target monitoring area; meanwhile, the target monitoring equipment is in a state capable of receiving the connection request; and in response to meeting the temporary privacy ending condition, cancelling the temporary privacy protection mode, and controlling the target monitoring equipment to enter a monitoring mode which represents that the target monitoring equipment continues to monitor the target monitoring area. The invention further provides a control device of the monitoring equipment, electronic equipment and a storage medium.

Processing logic of a processing system processes protected tasks first and second times to generate first and second processed outputs. A first fault detection unit compares the first and second processed outputs for a respective protected task and generates a first signal indicative of whether they match. A second fault detection unit compares the first and second processed outputs for the respective protected task and generates a second signal indicative of whether they match. The processing system is operable in a first protected mode in which the first fault detection unit and the second fault detection unit operate, concurrently, in respective mission modes, and the first signal and the second signal for the respective protected task are provided to a fault assessment unit for comparison in order to assess whether a fault existed at the first fault detection unit and / or the second fault detection unit when generating the first and second signals.