16 results about "Physical level" patented technology

The invention discloses a resource management method and device for an operating system kernel, equipment, a medium and a product, and relates to the technical field of resource management.The resource management method includes the steps that a computing power pool and a memory pool are integrated into a unified initialized resource pool, resource scheduling is achieved through resource allocation primitives, cross coordination among multiple modules is avoided, and coordination efficiency is improved; resource allocation, isolation and recovery are executed through independent primitives, so that the stability of resource adjustment is guaranteed; resource isolation primitives are executed through a hardware isolation mechanism, resource access between different tasks can be blocked from the physical level, and the security isolation effect is guaranteed; the whole resource management process is completed in the kernel mode of the operating system through the native primitive, and a user mode component does not need to be called to participate in scheduling or management, so that the switching overhead of the user mode and the kernel mode and the central processing unit resources occupied by the user mode component during operation are avoided, and the overall consumption is reduced.

The invention relates to the technical field of computer hardware security, in particular to a secure startup hardware root of trust module integrated on a mainboard and a verification method, comprising the following steps: establishing a trusted environment by the hardware root of trust module after being powered on, and actively acquiring original data of firmware to be verified through a private bus of the mainboard, and performing isolation measurement and verification in the internal security area. And after the verification is passed, generating a security start token containing a temporary session key, and transmitting the security start token to a next-level component. And the next-level component needs to send a certificate confirmation request, the system control right is released after the certificate confirmation request is verified again by the hardware module, and then the hardware module enters a silent monitoring state. According to the method, the authenticity of the measurement source data is ensured from the physical level, dynamic transmission and continuous maintenance of trust are realized through a two-way confirmation mechanism, and the capability of defending firmware tampering and persistent attack of a system bottom layer is effectively improved.

This invention relates to the field of robotics, and more particularly to a highly realistic humanoid robot based on a hybrid wheel-foot drive system, comprising a torso module, a wheel-foot module, and a control module. The wheel-foot module includes a foot-like subunit for walking, and sliding wheels that are movably nested on it via a transmission subunit to perform sliding. The control module coordinates mode switching and balance. The sliding wheels are raised and lowered independently through a transmission mechanism, completely decoupling the kinematic interference between the wheel and foot at the physical level, ensuring efficient and seamless switching between the two modes. In addition, relying on the underlying coupling algorithm, the wheel-foot torque is finely adjusted, and when facing the tipping point, the upper limbs can be instantly linked to brace the ground, the sliding wheels can be reversed, and the internal counterweights can be moved forward to force a reconstruction of the physical center of gravity. This greatly reduces the robot's fall rate from the mechanical source, effectively giving the entire robot unprecedented all-terrain dynamic anti-rollover capability and safety redundancy for actual combat operations.

The application relates to the field of circuit fault simulation and technical training, and discloses an optoelectronic instrument circuit system simulation and training platform, which comprises a basic circuit simulation panel, a micro-environment physical stress simulator, a dynamic parameter adjustment network and a fault evolution and injection control unit. According to a preset fault cause-effect chain script, the fault evolution and injection control unit cooperatively controls the micro-environment physical stress simulator and the dynamic parameter adjustment network, so that a complete main fault cause-effect chain triggered by a physical inducement, continuously drifted by circuit parameters and finally manifested as functional abnormality is reproduced with high fidelity at a physical level. By combining the dynamic evolution of the fault with the interactive response of the diagnosis behavior, a training closed loop from phenomenon observation to operation consequence feedback is constructed, the authenticity and seriousness of the training are significantly enhanced, and the system analysis ability and standard operation consciousness of learners are effectively improved.

The invention relates to the field of chess competition judgment, and particularly discloses a land battle chess electronic judgment device and a judgment method thereof.The land battle chess electronic judgment device comprises a judgment mechanism arranged on the judgment device, the judgment mechanism comprises a containing table, a containing groove used for containing chess pieces is formed in the containing table, and an electrode contactor and a positioning contactor are arranged on the containing groove; the positioning contactors are used for detecting whether chess pieces are placed at correct positions or not, the positioning contactors strictly judge the positions of the chess pieces by detecting current paths, only when input points and output points of the chess pieces form a closed loop, the judgment process can be started, and once the positions are abnormal, sound and light alarms are triggered immediately. The cheating behaviors such as moving chess pieces and shielding contacts of players are eradicated from the physical level, meanwhile, signal reading errors caused by placement deviation are prevented, and fair and just battle is guaranteed.

The invention relates to the field of wireless product testing, and provides an electronic equipment testing method based on multi-modal feedback, and the method comprises the steps: receiving a test parameter set inputted by a user through a test platform interface; according to the test parameter set, an automatic execution mechanism is controlled to execute corresponding physical-level excitation operation on the tested electronic equipment; in the execution process of the physical-level excitation operation, response information generated by the tested electronic equipment is synchronously collected through at least two independent sensing channels; comparing a physical response signal acquired by an external response signal acquisition channel with an expected physical response in the expected equipment response, and comparing a logic state signal read by an equipment internal state feedback channel with an expected logic state in the expected equipment response; respectively obtaining a corresponding first comparison result and a second comparison result; and integrating the first comparison result and the second comparison result, and judging whether the current test case passes or not.

The invention discloses an APM flexible marshalling method adopting a redundancy architecture, which automatically starts a guarantee mechanism for taking over a core function by standby resources in a normal state when a train network control system encounters a single-point fault through a multi-level design of hardware backup, software verification and communication fault tolerance. By the adoption of the technical scheme, emergency stop of a train can be avoided, operation parameters are maintained to be stable through seamless transition, it is ensured that output of key systems such as traction, braking and signal control is not suddenly changed, violent jolting caused by sudden fluctuation of power or braking is fundamentally eradicated, and then safety risks such as falling and collision of passengers are prevented; operation continuity is achieved, and outage events caused by single-point faults do not exist within a certain period of time; and the riding safety is high, sudden acceleration and sudden braking possibly caused by fault switching are thoroughly avoided by maintaining smooth transition of parameters such as braking pressure and traction power, and the risk that passengers fall down is eliminated from the physical level.

The invention discloses an intelligent multi-model cooperative scheduling method which is executed on independent hardware scheduling equipment deployed in a local environment, the independent hardware scheduling equipment is connected with a front-end intelligent agent and a plurality of rear-end large language models through physical interfaces, and relates to the technical field of artificial intelligence system architecture. Scheduling logic is deployed in independent hardware scheduling equipment in a local environment, and the independent hardware scheduling equipment is directly connected with a front-end agent, namely a task initiating end, and a plurality of rear-end large language models, namely task executing ends, through physical interfaces to serve as a task scheduling carrier; it is ensured that user data is not leaked in the scheduling process from the physical level, enterprise-level data security compliance requirements are met, and the data security problem which cannot be ensured by a software scheme is relieved; and real-time scheduling decision and load monitoring are realized through the dynamic scheduling model, so that the efficiency and precision of multi-model cooperative processing are greatly improved.

Methods, systems, and devices for wireless communication are described. A user equipment (UE) may send an indication of one or more mask parameters associated with a repair scheme to a receiving device. The UE may remove a portion of the image data from the image according to one or more mask parameters of the repair scheme to obtain a masked image having a smaller amount of image data than the image. The UE may compress the mask image according to a compression scheme to obtain a compressed image having a smaller amount of image data than the mask image based at least in part on the compression. The UE may transmit the compressed image to the receiving device.

The invention discloses a firmware upgrading method of a server, which is characterized in that an upgrading enabling state register and a hardware enabling signal module are introduced, and a firmware upgrading enabling state sinks from software layer permission verification to hardware layer level control, so that unified hardware-level switching of in-band and out-of-band upgrading channels is realized. After the state of the register is rewritten, the hardware enable signal module outputs a corresponding physical level to directly determine the on-off state of an upgrade interface, and two upgrade paths are synchronously closed or opened from the source, so that the unauthorized upgrade and misoperation risks caused by the respective action of in-band and out-of-band upgrade channels and state lag are eliminated; meanwhile, malicious codes of any operating system layer or network layer cannot bypass the hardware level lock, illegal firmware writing is thoroughly blocked, and the problems that in a traditional scheme, hardware-level protection is lacked, and equipment paralysis and data leakage are caused due to the fact that the malicious codes are easily utilized by attackers are solved. And the security, controllability and maintenance efficiency of upgrading the key firmware of the server are remarkably improved.

This invention provides a data encryption and privacy protection method and system for the gaming industry, belonging to the field of data security technology. The method includes: acquiring dynamic classification tags, real-time threat alerts, game scene information, and user behavior context information; calculating data sensitivity indicators, attack threat indicators, and contextual risk factors based on these and performing weighted adjustments, obtaining a comprehensive risk value through adaptive weighted fusion; when the comprehensive risk value exceeds a dynamic threshold, activating a memory non-resident protection strategy, deleting the original data from regular memory and storing it in an isolated area; verifying the legitimacy of access, instantly decrypting and loading the data after successful access, and immediately erasing it; exiting the strategy when the comprehensive risk value is below the threshold and remains stable for a preset time. This invention achieves dynamic adaptive adjustment of the encryption strategy, eliminating the risk of memory data being scanned and stolen at the physical level, and achieving a balance between security and system performance.

The invention relates to the technical field of containers, in particular to a GPU (Graphics Processing Unit) video memory dynamic isolation method based on a container technology, which comprises the following steps of: intercepting a video memory allocation request instruction of a GPU driving layer according to a container virtualization runtime environment, establishing a circular queue structure, generating a container video memory occupation time sequence queue, and calling the container video memory occupation time sequence queue. And calculating and generating a video memory pressure sensing fluctuation index. According to the method, scattered occupied video memory blocks are moved and merged on the physical level by hanging up the container instruction stream and calling the GPU internal copy instruction, fragment holes in a physical video memory are eliminated, then a virtual address mapping pointer is updated, instruction execution is recovered, the space layout of the video memory is dynamically optimized on the premise that the container does not need to be restarted or service logic does not need to be interrupted, and therefore the space layout of the video memory is optimized. The continuous distribution capability and the overall utilization efficiency of the GPU video memory are improved, and the calculation stability and the resource isolation effect in a multi-task concurrent scene are guaranteed.

The invention relates to the technical field of material management and control, and discloses an intelligent anti-theft tin wire management and control system and method based on the Internet of Things, the system comprises a hardware terminal and a software and data system, the software and data system is internally provided with a BOM verification engine and a verification compensation unit, the BOM verification engine compares actual material information of a tin wire coil with a work order BOM, equipment is locked when the actual material information does not accord with the work order BOM, and the verification compensation unit is started when the actual material information does not accord with the work order BOM. And the verification compensation unit dynamically calculates a length compensation value according to real-time environmental parameters, and the final tin output length is adjusted to adapt to environmental changes. The BOM verification engine is arranged, the information identification module is used for obtaining the actual material information of the tin wire coil, the actual material information is forcibly compared with the preset BOM, and when the actual material information and the preset BOM are inconsistent, the locking instruction is generated to prevent the wire feeder from executing the tin feeding action; the situation that tin wires of wrong specifications enter the production link due to human negligence is avoided from the physical level, and therefore the quality problem of batch products is effectively avoided.

The invention relates to the technical field of FPGA development, and discloses a method and system for multiplexing a JTAG interface based on FPGA, and the method comprises the steps: receiving a plurality of JTAG task requests; creating an independent virtual JTAG interface logic channel for each JTAG task; calculating a dynamic scheduling score for each JTAG task based on a preset comprehensive scoring model; determining an execution sequence of the JTAG tasks; and circularly connecting a communication link of the physical JTAG interface to a virtual JTAG interface logic channel corresponding to the current JTAG task to be executed according to the execution sequence so as to execute the task. According to the method and the device, the independent virtual JTAG interface logic channel is created for each JTAG task and is decoupled from the physical interface, so that parallel management of multiple tasks on a logic level and ordered scheduling on a physical level are realized, and the overall processing capability of the interface in a multi-task concurrent scene is remarkably improved.

The invention discloses an equipment control method and device, a storage medium and electronic equipment. The method comprises the steps that a physical port number of computing power equipment connected into main control equipment through a slot is obtained, the physical port number is used for identifying the physical level of the computing power equipment, the computing power equipment is used for executing subtasks in a target task together with the main control equipment, and a bus identifier of the computing power equipment is determined based on the physical port number, and writing a system file configured for the computing power device in advance into the computing power device through the bus identifier so as to start the computing power device to execute the subtask in the target task. The technical problem that the system file cannot be stably associated for the computing power card due to dynamic change of the computing power card identifier of the computing power equipment is solved.

The invention discloses an API (Application Program Interface) security agent system and method. The method comprises the following steps: step 1, receiving an API request; step 2, generating a transaction identifier and returning a redirection instruction; 3, unidirectionally transmitting the request and the transaction identifier; step 4, acquiring response data; 5, unidirectionally transmitting the response data and the transaction identifier; step 6, returning response data; the API transaction flow is deconstructed into two independent one-way channels on the physical level, the interaction process of the client is seamlessly guided to the response stage from the request stage by using a standard HTTP / HTTPS redirection mechanism, the whole process is automatically completed by the HTTP / HTTPS protocol stack of the client, the method is completely transparent to the upper-layer service application, and the user experience is improved. According to the method, absolute physical isolation is maintained, meanwhile, the technical problem of seamless compatibility of standard API services is solved, and the safety of cross-domain API communication is remarkably improved.