2337 results about "Upgrade" patented technology

The invention discloses a machine tool control method and system based on mechatronics, and the method comprises the steps: outputting an optimal cutting track sequence according to the three-dimensional model features and material attribute parameters of a machined workpiece; based on the optimal cutting track sequence, motion interference among shafts of the machine tool is eliminated through dynamic weight distribution, and an anti-interference optimization machining instruction is generated; constructing a nonlinear vibration wave propagation model according to the coupling relation between the spindle rotating speed and the feeding speed, and generating a steady speed regulation and control signal; generating an energy efficiency optimal parameter set including motor torque, cooling power and lubricating frequency based on the energy consumption efficiency constraint condition and the steady speed regulation and control signal; and outputting a closed-loop control signal and synchronously updating the three-dimensional machining precision thermodynamic diagram according to the real-time data in the machining process and the predicted deviation of the digital twin model. According to the embodiment of the invention, global optimization, dynamic adaptation and efficient operation of the machine tool can be realized, and technical support is provided for intelligent upgrading of the modern manufacturing industry.

The invention relates to the technical field of storage equipment control, and discloses a dynamic cooperative control method and system for digital twin-driven storage equipment. The method comprises the following steps: firstly, constructing a storage equipment digital twin model which covers a storage space three-dimensional model, equipment motion parameters and a real-time operation state; and then collecting sensor data in real time, and generating a collaborative operation path through a dynamic path planning algorithm containing conflict detection and priority allocation. And correcting the equipment motion track and updating the model state by using the space-time consistency verification model, finally inputting the corrected track into an equipment control instruction generation module, and outputting a driving signal to control the storage equipment. The system comprises a digital twinborn model construction module, a sensor data acquisition module, a collaborative operation path generation module, a motion trail correction module, a control instruction generation module, a driving module and the like. The storage space utilization efficiency and the equipment collaborative operation capability are improved, real-time monitoring and fault prevention are achieved, and intelligent upgrading of a storage system is promoted.

The invention discloses a scheduling system of a content distribution network based on edge computing, and relates to the technical field of computer networks. An edge resource sensing module; an NLP semantic analysis module; reinforcing a learning scheduling engine; a semantic and resource linkage module; and a federation collaboration module. According to the scheduling system of the content distribution network based on edge computing, semantic understanding is carried out on a request of a user to analyze a deep intention of the user, edge node multi-dimensional state sensing data and a semantic label vector are integrated, a scheduling action is generated based on a node state and the user intention, and the scheduling effect is improved. Therefore, each edge node is fully utilized while user requirements are met, the edge nodes have caching, computing and scheduling capabilities, the limitation of surface feature matching of a traditional CDN is broken through, technical upgrading from traditional file type recognition to intention understanding and from a fixed rule to dynamic intelligence is realized, and finally, the resource efficiency and service quality of the CDN are improved.

The invention relates to the technical field of data analysis, and provides a power network data-driven optimization method and system based on dynamic authority modeling, which are used for improving the self-adaptability and anti-risk capability of a power network in a complex operation environment. The method comprises the steps of obtaining a power network operation data set, performing dynamic permission modeling processing on the power network operation data set, generating a user permission feature set and an equipment permission feature set, and generating a power resource dynamic allocation strategy according to the user permission feature set and the equipment permission feature set, and feeding back the power resource dynamic allocation strategy to the power network control system to activate a permission configuration updating operation. Therefore, through deep coupling of the permission model and resource scheduling, a technical path giving consideration to both elasticity and reliability is provided for intelligent upgrading of a power system, so that the self-adaptability and anti-risk capability of a power network in a complex operation environment can be improved.

The invention discloses an equipment state monitoring and anomaly analysis strategy method and system based on a PMS, and belongs to the technical field of equipment management.The method comprises the steps that equipment basic information, real-time operation state data, historical maintenance records and risk level parameters in an equipment management system are obtained, a comprehensive equipment state data set is generated, and a dynamic health attention index is calculated; and generating a strategy chain instruction set to schedule the sensor group to execute data acquisition operation, generating a target monitoring data set, inputting the target monitoring data set into the multi-stage adaptive analysis tree in combination with an analysis strategy instruction, generating a structured analysis report, and matching maintenance decision suggestions from the maintenance knowledge base and outputting the maintenance decision suggestions when a preset condition of a decision triggering strategy instruction is met. According to the method, the dynamic health attention index is adopted to drive strategy chain instruction generation, and the multi-stage adaptive analysis tree hierarchical diagnosis and closed-loop parameter optimization mechanism is combined, so that accurate distribution of monitoring resources, accurate positioning of fault root causes, economic optimization of maintenance decision and adaptive continuous upgrading of the system can be realized.

The invention discloses a vehicle-mounted controller firmware upgrading method, which relates to the technical field of intelligent networked automobiles, and comprises the following steps of: accurately describing a dependency relationship between versions by introducing a directed acyclic graph, providing a clear topological sorting basis for an upgrading process, and improving the upgrading efficiency. The system function conflict and disorder caused by disordered upgrading sequence are fundamentally avoided; a distributed consensus protocol is utilized to ensure that each controller achieves state coordination before upgrading, so that the overall robustness of a multi-controller cluster is effectively improved when the multi-controller cluster faces network delay or individual node abnormity, and upgrading failure or version bifurcation caused by the fact that part of nodes are not ready is avoided; through the combination of the group-level binding token and the atomic switching mechanism, the controller group with a strong function dependency relationship can be ensured to be effective and updated as a unified transaction unit, and the safety and reliability of cross-domain function linkage are remarkably enhanced.

The invention relates to the technical field of data processing, and particularly discloses an improved inter-ERP (Enterprise Resource Planning) system data migration and synchronization method, which comprises the following steps of S1, metadata acquisition and preprocessing; s2, field intelligent matching; S3, machine learning recommendation; s4, mapping confirmation and feedback; s5, converting rule configuration; s6, carrying out total migration; s7, performing increment synchronization; and S8, monitoring and alarming: counting delay, throughput and failure rate of increment synchronization in real time, and automatically sending an alarm notification when an abnormal threshold is triggered. According to the method, a complete technical system which is infinitely infinitely and covers the whole migration and synchronous life cycle is constructed from metadata acquisition to intelligent mapping, rule driving and full / incremental ETL (Extract Transform Load), and then to monitoring alarm and rollback management; the method is suitable for efficient, reliable and extensible data migration and synchronization between heterogeneous ERP systems, and provides solid support for enterprise informatization upgrading, system splitting / merging and big data analysis enabling.

The invention relates to the field of equipment safety verification, in particular to a wifi router on-line upgrading safety verification method and a wifi router on-line upgrading safety verification system. A wifi router online upgrade security verification system comprises a firmware package construction module, a firmware package verification module and a guarantee activation module. According to the method, a firmware packet header protection logic closed loop is formed through an innovatively designed multi-order composite verification structural body and an anti-offset signature positioning framework; the system can detect the nanoscale tampering of an attacker to the length identification field in real time, cuts off the power supply of the flash memory controller and erases the data buffer area at the hardware fusing level response speed when verification fails, and compared with a traditional scheme, the response efficiency is improved.

The invention discloses a firmware upgrading method, system and device and a medium, and the method comprises the steps: obtaining the current operation state data and a first upgrading strategy of a power grid device through an Internet of Things platform; the Internet of Things platform inputs the current running state data into the updated upgrading risk analysis model for risk analysis, and a risk level classification result output by the updated upgrading risk analysis model and a plurality of risk factor weights of the risk level classification result are obtained; the Internet of Things platform updates the first upgrading strategy according to the risk level classification result to obtain a second upgrading strategy of the power grid equipment; and performing firmware upgrading on the power grid equipment through the edge node according to the second upgrading strategy and all the risk factor weights to obtain the power grid equipment after firmware upgrading. According to the method, the adaptive capacity of the Internet of Things equipment during firmware upgrading can be effectively improved. The invention relates to the technical field of power Internet of Things.

The invention provides a hot upgrade method for a virtual machine monitor (VMM), which comprises the following steps of: pausing the operation of a virtual machine, storing state information of an original VMM, and reserving a kernel-based virtual machine KVM extension page table and a memory management structure of the original VMM; reserving a page global directory and a virtual memory area VMA corresponding to a virtual machine RAM area according to the memory management structure, and refreshing a process address space described by the memory management structure into a new VMM execution program so as to complete switching of the original VMM into the new VMM; and executing the new VMM, recovering the state information to the new VMM, and inheriting the KVM extension page table by the new VMM to recover the operation of the virtual machine. The invention further provides computer equipment, a computer readable medium and a computer program product.

A method is disclosed. The method comprises detecting one or more vulnerabilities in a software package, generating a version upgrade recommendation for each of the detected vulnerabilities, generating a version graph including one or more of the version upgrade recommendations and displaying the version graph at a user interface.

The invention discloses an OTA upgrade task dynamic configuration control method and system based on machine learning, and the method comprises the steps: collecting vehicle upgrade data, and carrying out the preprocessing of the vehicle upgrade data; designing a prediction model, carrying out training and effect evaluation on the model, and outputting the upgrade probability of each vehicle in a future time period and a recommended upgrade time window according to the preprocessed vehicle upgrade data; and carrying out OTA upgrade task allocation according to the output of the prediction model to complete vehicle upgrade. According to the method, the vehicle upgrading data are input into the prediction model for prediction, the predicted upgrading time window is obtained, OTA upgrading task allocation is performed, the vehicle upgrading demand can be predicted, the upgrading time window can be recommended, overlarge system load and current limitation caused by centralized task issuing are avoided, and the reliability, stability and success rate of system upgrading are improved; and a greedy algorithm is added in OTA upgrade task allocation, so that the allocation scheduling of the upgrade tasks is optimized, and the network and system loads are balanced to the maximum extent.

The invention relates to the technical field of computers, in particular to a storage cluster system upgrading method and device, electronic equipment, a medium and a product. The method comprises the steps that a current upgrading package is received, and the state of a current rapid upgrading function is obtained; under the condition that the current upgrade package meets the pre-checking condition, decompressing the current upgrade package, and performing pre-upgrading checking on the decompressed upgrade package to obtain a pre-upgrading checking result; and determining a target upgrading mode of the current storage cluster system according to the pre-upgrading check result and the state of the current rapid upgrading function, and performing staged upgrading on the grouped nodes of the storage cluster based on the target upgrading mode so as to complete upgrading of the current storage cluster system. Therefore, the problems of service interruption, long consumed time and reduced reliability caused by forcing the controller to restart in the existing storage cluster upgrade are solved, the non-interruption upgrade of the storage system is realized, the controller restart is avoided while the system consistency is ensured, and the service continuity and the upgrade efficiency are remarkably improved.

The invention discloses a multi-version upgrading method and device based on distribution, equipment and a medium, and relates to the technical field of distribution. The method comprises the following steps: in response to a version upgrading operation event of a target object, performing metadata marking, multi-modal verification and increment extraction on the target object to obtain version upgrading data and a version upgrading type of the target object; wherein the target object comprises system data, a second-open script and an application source code; acquiring a baseline version of the target object from a multi-mode version database according to a version identifier in the version upgrading data; based on the version upgrading type, determining a target version of the target object according to the version upgrading data and the baseline version; and performing compatibility verification on the baseline version and the target version to obtain a compatibility evaluation report of the target version, and deploying the target version according to the compatibility evaluation report. According to the technical scheme, the reliability and efficiency of system version iteration can be improved.

The invention provides a dual-storage system starting method and device. An architecture in which a master control chip SOC works cooperatively with an external memory DDR, a nonvolatile memory SPI NOR and an SD card is adopted. After the SOC is powered on, a BootROM guide code is executed, a system is initialized, ID Blocks containing a DDR initialization program and an SPL secondary loading program are sequentially obtained and verified from multiple storage media, the DDR initialization program is loaded, DDR is initialized, and the SPL secondary loading program is loaded to the DDR to run. The method comprises the following steps of: firstly, loading an SD (Secure Digital) card, then loading U-Boot firmware, completing initialization of residual hardware and security mirror verification, then detecting and verifying a kernel mirror format and Header information in the SD card, then loading a Linux kernel, an equipment tree and a ramdisk, mounting rootfs to an RAM (Random Access Memory) space, and mounting the SD card as a user data storage space. According to the method, high reliability of system guiding is ensured through the SPI NOR, large-capacity storage and flexible upgrading are achieved through the SD card, and the comprehensive performance of the embedded system in the aspects of reliability, storage expansibility and cost effectiveness is remarkably improved.

The invention relates to the technical field of OTA upgrading, in particular to an OTA upgrading result prediction method and system and a vehicle, and the method comprises the steps: periodically obtaining the multi-dimensional data of the vehicle, the multi-dimensional data including the current vehicle electric quantity, the OTA upgrading package size, the storage battery voltage, the environment signal strength, the network condition, the vehicle state and the current time; inputting the obtained multi-dimensional data into a trained random forest regression prediction model, and predicting the OTA upgrading success rate; and outputting a corresponding OTA upgrading suggestion according to the predicted OTA upgrading success rate. According to the method, whether upgrading can be smoothly carried out or not can be accurately predicted.

The invention discloses a firmware upgrading system and method, and relates to the technical field of firmware, and the firmware upgrading method comprises the steps that a standby memory is newly arranged in the firmware upgrading system, and in the upgrading process, when a logic controller obtains a first firmware upgrading instruction, the control right of the standby memory is obtained. Moreover, when the control right of the standby memory is obtained, the upgrade firmware is read from the standby memory, and the upgrade firmware is verified. And when the verification is passed, a verification completion notification is sent to the management controller, and the control right of the main memory and the control right of the standby memory are both handed over to the management controller. Therefore, the management controller can automatically read the upgrade firmware from the standby memory and write the upgrade firmware into the main memory to complete firmware upgrade operation. In the firmware upgrading operation process, the logic controller does not need to perform reset operation on the management controller, so that the management controller can normally perform business processing.

The invention relates to the technical field of firmware upgrading, in particular to an LZ77-based embedded firmware security upgrading method and system, which comprises the following steps: electrifying to obtain guide information and a version identifier, judging a trigger condition and writing in an upgrading mode, generating a start mark to perform LZ77 compression, executing decryption and CRC (Cyclic Redundancy Check) check, and reconstructing a firmware comparison signature. And updating the guide pointer or recovering the snapshot, and monitoring voltage evaluation abnormity to trigger recovery interruption. According to the method, the storage efficiency of the space occupied by the snapshot data is improved through compression ratio evaluation before writing, a data integrity screening mechanism is established in combination with AES encryption head decoding and CRC comparison in the data block receiving process, the data security guarantee in the firmware writing stage is enhanced, decoding recovery is achieved through an original snapshot structure under the condition that comparison fails, and the data integrity screening efficiency is improved. Power supply state dynamic evaluation is realized by combining voltage change rate analysis, snapshot recovery and firmware rollback are triggered through an abnormal trend, and the safety processing capability in a voltage abnormal environment is improved.

The invention relates to a firmware upgrading method and electronic equipment. The method comprises the following steps: in a first stage of upgrading, constructing upgrading meta-information according to a current partition table and a to-be-upgraded firmware data storage area base address obtained by calculating to-be-upgraded firmware meta-information, and according to a block list description file, updating the to-be-upgraded firmware data storage area base address; in the first-stage upgrade, a partition table file with a preset name in a firmware upgrade package under a preset firmware upgrade package path of an encrypted preset user data partition and all to-be-upgraded firmware mirror image files are stored in an address space determined by a base address of a to-be-upgraded firmware data storage area; and determining a to-be-upgraded firmware data storage space end address and a to-be-upgraded firmware data moving base address according to the guide communication partition address space change mark, and copying data in an address space determined by the to-be-upgraded firmware data storage space end address to the to-be-upgraded firmware data moving base address. According to the invention, under the condition of user data partition encryption, the firmware with any change of the partition table can be safely and reliably upgraded.

Examples of the present disclosure describe devices, systems, and methods for persisting containers across updates. In examples, a computing device receives an update to a base layer of the device associated with a persisted storage of a container stored by the device. The content of the persisted storage is used as input to the base layer. The device applies the update to the base layer and determines the side effects of the update on the content of the persisted storage. The device then records the sequence of operations as a delta layer for the base layer and side effects as a delta storage for the persisted storage. Recording includes associating the delta storage with the persisted storage, the delta layer with the base layer, and the persisted storage with the base layer, such that the content of the persisted storage is used as input to the delta layer.

The invention discloses a multifunctional AI robot which comprises a robot body, a sensing module, a voice interaction module, an environment monitoring module, a smart home control module, a mobile chassis, a display screen, a data processing module, a control module, an execution module and a power management module. The beneficial effects of the invention are that 1, a multi-sensor fusion sensing system is arranged, a detection blind area of 0.1-5 meters is effectively covered, and 92% of speech recognition rate is still maintained in a 60dB noise environment; a self-adaptive motion control system is arranged, so that the attitude stability of + / -0.5 degrees during omni-directional movement is realized, and the system is suitable for real-time path planning in a dynamic environment; 2, a safety protection system is arranged, so that the collision accident rate can be reduced to 0.01 times per thousand hours, and uninterrupted power supply within 300ms during hot plug replacement is supported; 3, man-machine interaction upgrading is realized, and the system is more intelligent and multifunctional; and thirdly, a modularized quick-release structure is realized.

The invention discloses a power distribution terminal upgrading method, system and device based on an SD card and a medium. The method specifically comprises the steps of generating an incremental package of a Linux kernel and / or a root file system, calculating a hash value file of the incremental package, and generating a block chain certificate with a timestamp; encrypting and packaging the incremental package, the hash value file and the block chain certificate into a container mirror image, performing digital signature to form an upgrade package, and writing the upgrade package into an SD card; after it is detected that the SD card is inserted, mounting a boot partition, analyzing metadata of an upgrade package, and setting an upgrade flag bit and an upgrade operation type of Boot; and performing digital signature verification, hash value file verification and block chain certificate verification on the upgrade package in the SD card, if the verification is passed, backing up user parameters to the encrypted storage area, and restarting to enter the Recovery OS to complete replacement upgrade of the Linux kernel and / or the root file system. According to the method, safe, efficient and flexible upgrading of the operating system of the power distribution automation terminal is achieved, the rollback function is achieved, and the upgrading risk and cost are effectively reduced.

Embodiments of this application provide an operating system upgrade method applied to an electronic device, and the method includes: obtaining a first upgrade installation package, where the first upgrade installation package includes a first upgrade file; storing the first upgrade file in a user data partition; restarting the electronic device, and loading data in a basic partition and a second static partition; loading data in another sub-partition other than a first sub-partition in a dynamic partition, and loading the first upgrade file; and merging the first upgrade file into the first sub-partition of the dynamic partition. The method further includes: synchronizing data in a first static partition to the second static partition. According to the method in embodiments of this application, independent upgrade may be performed on a customized sub-partition in a dynamic partition, to upgrade a customized operating system.

The invention relates to the technical field of computers, and particularly provides an application upgrading method and device, electronic equipment, a storage medium and a program product. The method comprises the following steps: dividing an application program into at least two service function modules based on a service function which can be realized by the application program; for each service function module, obtaining a domain name for accessing the service function module; when an upgrading event for the application program is detected, determining a target service function module needing to be upgraded from divided service function modules of the application program, and obtaining upgrading resources corresponding to the target service function module; and based on the resource access path corresponding to the target service function module, updating the service resources stored in the resource access path corresponding to the target service function module by using the upgrade resources. Therefore, the service resource is updated by taking the service function module as the minimum upgrading unit, a tedious file comparison process is not needed, and the time consumed by upgrading is reduced.

The invention discloses a basic input and output system firmware upgrading method and electronic equipment, and relates to the technical field of servers, and the method comprises the following steps: obtaining current configuration data of basic input and output system firmware, and carrying out structured conversion on the current configuration data to obtain a first configuration file; obtaining upgrading configuration data of standard upgrading firmware of the basic input and output system to obtain a second configuration file; comparing the configuration parameter of the first configuration file with the configuration parameter of the second configuration file, and determining a difference configuration item; and processing the difference configuration item according to the difference processing rule to obtain a target configuration file, and upgrading the firmware of the basic input / output system according to the target configuration file, thereby solving the technical problem of firmware upgrading compatibility in related technologies, and achieving the purposes of reserving user configuration as much as possible and improving the user experience. The method has the advantages that upgrading failure or starting failure caused by configuration conflicts is avoided, firmware upgrading is efficiently completed, and the accuracy rate and the automation rate are increased.

The invention provides a firmware upgrading method and device and a storage medium, the method is applied to a platform firmware recovery system, the system comprises a first processing module and a second processing module, and the method can be applied to the platform firmware recovery system. The method comprises the steps that a first processing module obtains an upgrading attribute parameter and to-be-upgraded firmware of at least one target system component; the first processing module processes all the to-be-upgraded firmware so as to store all the to-be-upgraded firmware to target storage partitions corresponding to all the target system components; wherein each storage partition corresponds to at least one system component; and the first processing module sends an upgrading instruction to the second processing module based on the upgrading attribute parameter, so that the second processing module flashes each firmware to be upgraded from the target storage partition to the firmware storage area of each target system component based on the upgrading attribute parameter by adopting a concurrent execution mode. Through the technical scheme of the invention, concurrent firmware upgrading of a plurality of system components can be realized.

The invention relates to the technical field of vehicle-mounted over-the-air technology upgrading, in particular to a vehicle-mounted over-the-air technology upgrading method and device and a vehicle-mounted terminal. Acquiring position data, network signal intensity data and battery state data of the target vehicle and other vehicles within a preset duration before the current moment; adjusting the initial resource allocation data according to the position data, the network signal strength data and the battery state data to obtain target resource allocation data and target priorities of the target vehicle corresponding to the other vehicles; calculating an optimal transmission path of a software package corresponding to the current to-be-upgraded software based on the target resource allocation data and the target priority; and upgrading the current to-be-upgraded software in the current to-be-upgraded partition in the target vehicle based on the optimal transmission path. The reliability problem of traditional over-the-air downloading and upgrading in a complex network environment is solved, and meanwhile, the large-scale vehicle management efficiency is improved.

The invention belongs to the technical field of firmware upgrading, and relates to a firmware upgrading method and device, an upper computer and a storage medium. The state of each lower computer is sensed in real time through the upper computer, and the idle lower computer is dynamically selected based on the equipment selection rule for upgrading operation, so that the idle time of the upper computer is fully utilized to distribute upgrading tasks to other lower computers in a staggered manner in a firmware upgrading process executed by the target lower computer, and parallel alternative upgrading operation among multiple equipment is realized. Besides, by receiving the upgrading feedback instruction returned by each lower computer and updating the equipment selection rule according to the upgrading feedback instruction, the upper computer can flexibly schedule the upgrading sequence, and the scheduling efficiency and the response flexibility of the upgrading process are improved. And meanwhile, through continuous iteration of the upgrading circulation process, it is ensured that each lower computer can receive the next round of upgrading data at a proper time, and the OTA upgrading efficiency and the system resource utilization rate of the multi-MCU equipment are remarkably improved.

The invention provides a cross-platform fusion access method, system and device of equipment and electronic equipment, the method is applied to the technical field of Internet of Things, and the method comprises the following steps: a mobile terminal performs security authentication on target central control equipment; the mobile terminal sends a structured configuration file including the equipment information of the plurality of smart home equipment, the region division rule, the scene mode and the linkage rule to the target central control equipment; the target central control equipment receives and analyzes the structured configuration file, and updates the corresponding smart home equipment according to an analysis result; the target central control equipment receives a control instruction of the cloud platform, converts the control instruction into an internal protocol instruction and then issues the internal protocol instruction so as to control the corresponding smart home equipment to execute operation; the target central control device synchronizes the state information of the smart home device to the cloud platform; and when an upgrading instruction of the cloud platform is received, issuing an upgrading task to execute an upgrading process. According to the method, the real-time performance of remote control of the smart home equipment and the accuracy of state feedback are guaranteed.

The invention relates to the technical field of firmware upgrading, and provides a collaborative upgrading method based on an EtherCAT bus and master station equipment aiming at the problems of high cost, low efficiency and insufficient adaptability in the prior art, MCU and FPGA firmware are encrypted through an EtherCAT master station, functional modules are divided, an encrypted firmware packet is transmitted to an MCU by utilizing a FoE function, the MCU receives and stores the firmware and then resets to enter a bootstrap program, and the MCU is used for upgrading the firmware. The firmware is decrypted and upgraded according to the modules, the modules occupying few resources are preferentially upgraded, the modules in the optimal state are skipped, the FPGA is reconfigured after upgrading is completed, the upgrading result is recorded, efficient and safe MCU and FPGA collaborative upgrading is achieved, and the maintenance cost is reduced; through the modular design of the firmware package, the identification of the FPGA model and the adjustment of the upgrade package, the adaptation of different FPGA models is realized, and the problem that the adaptation of the FPGA firmware upgrade to different models is insufficient in the prior art is effectively solved.