68results about How to "Simple logical structure" patented technology

The embodiment of the invention discloses a trunk communication system, a server and a communication method. The trunk communication system in the embodiment of the invention comprises a trunk application server, a home subscriber server, a signaling access and intercommunication gateway, a group management function module and a media resource processing module, wherein the trunk application server is used for receiving a call request of a first subscriber terminal forwarded by the signaling access and intercommunication gateway and transmitting a query message to the trunk management function module after determining that the call request is group call service; the group management function module is used for querying corresponding group information according to the query message; the trunk application server is also used for indicating the media resource processing module to establish carrier for the first subscriber terminal and other group members in the group information after receiving a return message of the group information and initiating a session setup request to the other group members in the group information. According to the embodiment of the invention, logic entity partitioning and system allocation are performed on an MCPTT (Mission Critical Push To Talk) frame to facilitate trunk delay optimization.

A power adaptor equipped with multi-plug and multi-outlet comprises more than one different specification plug and more than one different specification outlet. The respective plugs can be pushed out of a body of the adapter via a rotary pillar. The rotary pillar is disposed in the center of an area defined by the different specification plugs and is rotatable relative to the respective plugs. The surface of the rotary pillar has helical grooves, each plug a flange toward a corresponding groove in the rotary pillar, and the flange can slide into and along the corresponding helical groove.

The invention relates to a device and method for cleaning, activating or pre-treating workpieces by blasting a carbon dioxide snow which is produced from pressurised CO2-containing fluids and at least one type of carrying compressed gas and is accelerated by means of a discharge nozzle (14), wherein a two-phase carbon dioxide mixture of a carbon dioxide gas and carbon dioxide particles is produced in an agglomeration chamber (8) by agglomerating and compressing carbon dioxide snow crystals which are radially added to the carrying gas in a multistage mixing chamber (10, 11, 12) comprising a central jet pipe (4), around which the carbon dioxide mixture circulates and which is used for supplying said carrying gas in such a manner that a high-energy turbulent gas flow for processing a workpiece is obtainable.

The invention provides a mass data storage system and a processing method. The system comprises a storage server, an authentication server and a client, wherein the storage server is used for storing content data and safety data files; the authentication server serves as the root trusted by the whole system and is used for authenticating the identities of users, processing a file access request of the users and distributing relevant keys to legal users, and only an authentication server encryption key and an authentication server signing key are stored in the authentication server; the client is used for processing the request of the users, executing file operation and meanwhile completing file data encryption and decryption and integrity check, and the client is in communication with the authentication server so as to acquire the keys. The mass data storage system guarantees data privacy, integrity and access control safety in a common network and a cloud storage environment, reduces safety dependency on the storage server, and is simple in logic structure and high in expandability.

The invention relates to a turbofan engine steady state transition state multivariable control method based on a self-disturbance rejection theory, and belongs to the technical field of aero-engine control. The turbofan engine steady state transition state multivariable control method comprises the following steps that firstly, the control quantity and the controlled quantity of a plurality of sets of turbofan engines are preliminarily selected, then a correlation analysis method is used for further determining the control quantity and the controlled quantity which are relatively large in correlation; a tracking differentiator is adopted for planning each group of control instructions into a tracking track, then is taken together with the current state estimated by the expansion state observer to serve as an input of the nonlinear proportional-differential controller an input calculation control amount for nonlinear proportional-differential controller, meanwhile, a proper structure isused for offsetting the expansion state observer to observe the total disturbance including the coupling among the multiple variables, so that a good control effect is achieved. According to the turbofan engine steady state transition state multivariable control method, multi-input multi-output of turbofan engine requirement is met, meanwhile, target for control requirements is achieved accordingto preset trajectory operation, compared with the design method of a traditional control controller, the difficulty is smaller, the number of parameters needing to be adjusted is small, the physicalsignificance is very clear, and the robustness of the system is greatly improved.

The invention provides a quantum neural network method and system for image recognition, and a medium, and relates to the technical field of quantum neural network methods, and the method comprises the steps: quantum state coding: preprocessing MNIST data set data, and converting the MNIST data set data into angle information corresponding to the operation of a rotating door according to a processing result; constructing a quantum neural network: optimizing the learning process of the quantum neural network through decomposition calculation; and characterizing a measurement result: finding out the quantum state with the maximum probability through the measurement result to realize image recognition. According to the invention, the structure logic of the quantum neural network is clearer, the realization is easy, and the learning efficiency is higher.

The invention discloses a standardized reconfigurable computer numerical control system, a numerical control method thereof and a reconstruction method thereof, wherein the computer numerical control system is based on PC and is opened all around. A processing process model, which faces to the process and is open, is provided. Control resources are configured according to a control flow including generation, distribution, sending and execution of numerical control information. And the system has nothing to do with software and hardware platform performces like a digit number and a speed of a processor as well as an operating system performance and the like; and the system also has nothing to do with a programming interface; therefore, the system has good reconfigurability. According to the invention, real-time control of a tool path curve is converted into simplest real-time sending of a linkage instruction; and the system has a simple and reliable multiaxis synchronization capability with high speed and high precision, so that significant transformation of a numerical control method is brought about.

The invention relates to a ship rudder rolling-reducing control method. The method is characterized by including performing mathematical description of ship rudder rolling reducing motions; inputting rolling angle signals output by a ship rolling model to a high gain observer; inputting rolling angular velocity signals output by the high gain observer to an analytic model predictive controller in a feedback manner; allowing the analytic model predictive controller to output command rudder angle signals, and realizing ship rudder rolling reduction.

The invention discloses a queue report method, a device and a passive optical network; wherein the queue report method comprises: at least a threshold value is set corresponding to an entity queue; wherein each threshold value is corresponding to a virtual queue, and the threshold value represents the maximum depth of the virtual queue. The method comprises the following steps: when the data message is judged and sent to an optical fiber, the virtual queue is dequeued based on the threshold value; when data message is enqueued to the entity queue or the dequeue operation of the virtual queue is executed, and the enqueue operation is allowed to execute to the virtual queue, the virtual queue is enqueued based on the threshold value; a queue report is generated directing at the virtual queue and the queue report is reported. The technical proposal improves the accuracy of the queue report; therefore, the local side can distributes appropriate bandwidth based on the reported queue report, thereby avoiding uplink bandwidth waste and ensuring simple logic realization.

The invention relates to a method for controlling an intelligent shoe cabinet. An intelligent control system is arranged in the intelligent shoe cabinet and consists of a computer panel 1, a power panel 2, a heater 3, a humidity probe 4, a temperature probe 5, a sterilization device 6, a dehumidifying device 7, a fan 8 and a display controller 9, wherein the computer panel 1 automatically starts a dehumidifying and sterilizing program according to the preset working frequency generally in 6 to 10 hours to operate; when the computer panel 1 detects that the humidity value of air in the cabinet is lower than the preset humidity lower limit, operation is stopped and timing is started again; and when the timing reach the preset working frequency, the computer panel 1 automatically starts the dehumidifying and sterilizing program to operate. By the method, temperature upper limit and lower limit can be set according to requirements and variety and quantity of the stored articles. The method can be popularized and applied to cabinets such as shoe cabinets, garderobes, cupboards, storing cabinets and the like. The logical structure is simpler, working frequency can be preset, and the system can automatically detect and start to operate, so fully-automatic operation can be realized and manual intervention is not required.

The invention provides a mine operating condition 3D visualization method based on an object-message tree. The method comprises the following steps of establishing a true 3D model of a mine, establishing connection with a monitoring data server, establishing a mapping relation between monitoring points and virtual objects in a scene, establishing an object-message tree of all production systems, establishing a visualization manager, establishing and starting a sound monitor, activating a corresponding virtual object, making the sound monitor continue to receive a next group of real-time monitoring data, breaking connection with the monitoring data server and then quitting an operating condition 3D visualization process. According to the mine operating condition 3D visualization method based on the object-message tree, the object-message tree is used for judging states of the virtual objects and transmitting state change messages, and the 3D real-time rendering technology and the sound-light alarm technology are used for realizing visualization of operating conditions of all the production systems of the mine; the object-message tree adopted in the method is of a flexible hierarchical structure, can describe any complex production system and the logical structure of internal devices of the production system, is easy to realize, and is particularly suitable for operating condition visualization of the production systems.

The invention discloses a hardware lock implementation method and device for a multi-core processor. The method comprises the following steps of: 1) establishing a lock request queue in one-to-one correspondence with a processor core, and initializing and setting the weight of each lock request queue, wherein the lock request queue respectively caches a hardware lock access request sent by each processor core according to the principle of first in first out; and 2) selecting a lock request queue which has the smallest weight and an effective request so as to obtain a service, increasing the weight of the lock request queue progressively after the service is obtained, meanwhile, selecting the first-in hardware lock accesss request from the lock request queue which obtains the service, and carrying out lock storage space access operation, and then returning a response massage. The device comprises a lock request queue unit, a weight counting logic unit, the lowest weight judgement logic, a queue selector and hardware lock storage space access logic. The hardware lock implementation method and device for the multi-core processor has the advantages that each processor core has equalized chance to obtaining the hardware lock, hardware implementation price is low, expanding property is good, the structure simple, and the method is easy to implement.

The invention discloses a method for positioning molten iron torpedo tank trucks, and belongs to the technical field of methods for positioning tank trucks. The method has the advantages that the temperatures of torpedo tank targets are sensed in a non-contact manner, accordingly, the molten iron torpedo tank trucks can be positioned, torpedo tank truck positioning requirements for filling the torpedo tank trucks with molten iron by tapping holes of metallurgical blast furnaces, filling molten iron trucks with molten iron by the torpedo tank trucks of steelmaking pouring stations, measuring the weight of the molten iron in the torpedo tank trucks or measuring the liquid level of molten iron in torpedo tanks and the like can be met, and the problems of filled molten iron overflow or influence on the detection accuracy and the like due to positioning errors can be solved; the method can be implemented by few equipment, logic structures are simple, maintenance is simple and convenient, the maintenance cost is extremely low, the method can be popularized and applied to automatically detecting the liquid level of liquid surfaces of the molten iron in the torpedo tank trucks and automatically measuring the weight of the molten iron, and the like.

The invention provides a battery electric vehicle slope-holding method. The battery electric vehicle slope-holding method is characterized by comprising a slope-holding state judging step, wherein whether a vehicle is in a slope slipping state or not is judged, a judging result when the vehicle is in the slope slipping state or in the non-slope-slipping state is obtained, and if the judging resultshows that the vehicle is in the non slope slipping state, the flow is ended or enters in the set subsequent step; a slope-holding torque initialization step, wherein if the judging result shows thatthe vehicle is in the slope-slipping state, according to the current rotating speed n, slope-holding torque is initialized; and a toque change gradient determining step, wherein after the slope-holding torque is initialized, according to the current motor rotating speed n and the actual output torque at the moment, different torque change gradients delta Trq are set. According to the battery electric vehicle slope-holding method, the advantages of being simple in logic structure and high in reliability are achieved.

The invention discloses a method for detecting whether a current application is positioned on a foreground or not. The method comprises the following steps: performing counting processing on interface operation of a started application program by using a counting module; judging whether the application program operates on the foreground or on the background according to the counting. Particularly, when the interface of the application program finishes the creation and is visible on the screen, counting is performed and one is added by the counting module; when the interface of the application program is invisible on the screen and is not destroyed, counting is performed and one is subtracted by the counting module; when a counting value of the counting module is 0, the application program runs on the background; when the counting value of the counting module is not equal to 0, the application program runs on the foreground. The technical scheme of the invention has the beneficial effects that compared with a traditional detection method, the method disclosed by the invention has the characteristic of simple logic structure; system overhead is effectively reduced, and the running efficiency of the system and software is improved.

The invention discloses a block encryption method based on a parity cellular automaton, belonging to the data encryption technology in the information safety field, comprising the following steps: dividing plaintext data into even plaintext blocks according to M bit length of every block, M being an even number; setting a secret key; setting length and iterations of the parity cellular automaton and building an iteration expression; taking the plaintext block as an original state of the parity cellular automaton, and obtaining a termination state as a ciphertext block after iterating the parity cellular automaton N times according to the iteration rule. In the invention, the cellular automaton theory is applied to data encryption; because the cellular automaton has the advantages of simplicity of primary units, locality among units, high parallelism and complex local characteristic of the information processing, the method is a simple, safe and efficient, therefore, the method can be widely applied in fields such as governments, electronic commerces, militaries, digital banks and the like.

The invention discloses an elevation-based terrain detection algorithm, and the algorithm comprises the following steps: S1, transmitting a radar ray from a transmitting point after inputting the coordinate parameters of a target point, and carrying out coordinate processing on an area between the target point and the transmitting point, so as to obtain the elevation data of points on the ray; s2, projecting points on the ray to the terrain to obtain terrain point data corresponding to the ray points, so as to obtain the height of each ray point and the height information of the terrain points; s3, traversing the radar ray point height and the terrain point height of the output coordinate point and the target coordinate point in sequence, and then, judging whether the terrain point height is higher than the radar ray point height or not; s4, if the current terrain point is higher than the ray point, indicating that a shielding object exists between the radar and the target object, and at the moment, storing elevation data of the terrain point; and if the current terrain point is lower than the ray point, skipping the current terrain point.

The invention relates to the technical field of internets, in particular to a processing method and device of chip configuration information. The method and device aim at solving the problem that reading of existing chip configuration information is easily influenced by abnormal environment interference or malicious destruction, which influences the work of a chip in turn. The method comprises the steps that each group of configuration information which is saved in advance is read in a first designated memory area, aiming at one or more groups of read configuration information, a corresponding proof test value is calculated, and whether the calculated proof test value is in accordance with a reference proof test value which is saved in a second designated memory area or not is judged; if not, an output result is determined based on each preset processing mode of each group of configuration information; accordingly, after the chip is powered on, even if the read configuration information is influenced, corresponding processing can be conducted based on the preset processing mode corresponding to each group of configuration information, so that a final output result cannot influence the normal work of the chip, the stability and the safety of a chip system are improved, the logical structure is simple, the occupied resources are few, and the method is wide in application range.

The invention discloses a double crane real-time dispatching-control cascading system and method. The system comprises a dispatching layer and a control layer. The dispatching layer receives double crane dispatching task information and conducts recombination dispatching and real-time optimization, and the dispatching plan is obtained. The input end of the control layer is connected with a dispatching layer cascading structure, the output end is connected with a main motor of each crane, calculation is conducted according to the dispatching plan, the optimal control value is generated, and thecranes are regulated and controlled in real time according to the optimal control value. The system solves the problems that the dispatching plan real-time performance is poor, efficiency is low, andaccuracy and stability of the control system are poor; and dispatching plan and control scheme parameter sharing is achieved, mutual feedback and coordination are achieved, and it is guaranteed thatcontinuous system work stability and accuracy are kept when faults happen.

The embodiment of the invention provides a programming method and a device of a nonvolatile memory, which relate to the technical field of memory. The embodiment of the invention performs a first check on the data to be programmed in the static random access memory and the data information in the non-volatile memory, the first check result is written back into the static random access memory, thedata information failed in the first check is programmed, and the second check is performed on the data information after the programming operation according to the first check result to determine whether the programming is successful or not. By writing back the check result to SRAM, and judging whether to program the data information in the nonvolatile memory according to the checking result in the static random access memory, by using the idea of time-sharing multiplexing, the SRAM can not only store the data to be programmed, but also store the verification result instead of the memory device A. The utility rate of the logic circuit is improved, the logic structure is simplified, and the area of the circuit is reduced.

A rapid switch controller comprises a cabinet, an integrated switch power supply, an opening thyristor module, a closing thyristor module, a trigger plate and a control plate, wherein the integrated switch power supply, the opening thyristor module, the closing thyristor module, the trigger plate and the control panel are installed in the cabinet in a rapid switchgear, the integrated switch power supply, the opening thyristor module, the closing thyristor module and the trigger plate are sequentially installed in the cabinet body, the integration switch power supply and the control panel are connected through a signal cable JP4, the control panel and the trigger plate are connected with each other through a Phoenix terminal JP5, a Phoenix terminal JP6 and a wire, the control panel is connected with an external controller through a fiber, and the trigger plate is connected with the external controller. The rapid switch controller has fewer board cards, less fault points, and simpler logic structures. Faults are easy to find, the power-off maintenance time of equipment is shortened, and the power supply reliability is substantially improved.

The invention discloses a CAN-bus industrial production line monitoring system for yam flour. The system comprises a CAN bus communication circuit, a main control module, and a plurality of field apparatus nodes. The CAN bus communication circuit includes at least one CAN controller and a CAN transceiver and is capable of completing receiving, sending, and message filtering functions; the main control module connected with the CAN bus communication circuit is capable of monitoring a working state of a system and controlling the system operation effectively; and the multiple field apparatus nodes connected with the CAN controller are capable of completing corresponding data processing independently and realizing communication with the CAN bus communication circuit. In addition, the invention also provides a CAN-bus industrial production line fuzzy control method for yam flour. A water temperature signal, a weight signal, and a turbidity signal are inputted into a fuzzy controller to carry out calculation so as to obtain cleaning time of a cleaning machine, thereby realizing ultra-precision cleaning.

The invention belongs to the field of fault pole selection for a direct current power transmission line, and relates to a fault pole selection method utilizing the decaying aperiodic components. The method comprises the following steps: reading measuring end currents of a positive line and a negative line acquired by high-speed acquisition devices at measuring ends; carrying out detection and calibration on the acquired currents through wavelet decomposition, so that the decaying aperiodic components are obtained, and energies of the decaying aperiodic components are further calculated; and comparing the energies of the decaying aperiodic components of the measuring end currents of the positive line and the negative line, determining the pole with a larger decaying aperiodic component energy as a fault pole, and determining that both the positive line and the negative line are faulted if the energies of the decaying aperiodic components calculated for the positive pole and the negativepole are identical. The method provided by the invention has the advantages that the decaying aperiodic components within a short time window after the fault are extracted, and whether the decaying aperiodic components of the positive line and the negative line are obviously different or not is judged, so that reliable pole selection can be facilitated.

The invention discloses a file transmission system of protocol reconfigurable 10 Gigabit communication. The system is characterized by being composed of an input interface module, an unloading and parsing module, a caching module, a reconfiguration module, an output module, an interface conversion module, a clock module and a power supply module, wherein the input interface module is orderly connected with the unloading and parsing module, the caching module, the reconfiguration module and the output module; the unloading and parsing module is connected with the output module; the caching module is connected with the interface conversion module; and the clock module and the power supply module respectively provide a clock and a power supply for each functional module. Compared with the prior art, the system provided by the invention has simple circuit logic structures and steady performance, improves processor efficiency and working efficiency of a host CPU when a server performs 10Gigabit data communication, well solves a problem that network protocol processing load is relatively high when 10 Gigabit network data communication is needed among the servers, and has excellent maintainability.

The invention discloses an auxiliary driving method and system for intersection green light reminding. The method comprises the following steps: acquiring image data; analyzing the image, and determining the current lane and traffic light information; if yes, determining the color of the traffic light; if the color of the traffic light is green, judging the shape of a green light, and if the green light is round or arrow-shaped and the shape is matched with the lane information, detecting the current speed of the vehicle; if the distance is larger than or equal to the set value, detecting the current speed of the vehicle after first response time; and if the current speed of the vehicle is equal to zero, generating prompt information. The system comprises an image acquisition module, an information processing and control module, a distance acquisition module, a speed acquisition module and a prompt module. According to the method, drivers who do not know that the signal lamps at the intersection turn green can be helped to quickly adjust the driving state, so that backlog of rear vehicles can be effectively avoided, and the traffic pressure of urban roads is relieved to a certain extent.

Disclosed is an embedded doorframe structure of a toolbox. The left side and the right side of the doorframe structure is configured and fixed at the front end of a left lateral plate of the toolbox and a right lateral plate of the toolbox by a fastener. The upper side of the doorframe structure is connected to the inner side of the left lateral plate of the toolbox and the inner side of the right lateral plate of the toolbox by a screw. The lower side of the doorframe structure is configured at the front end of a bottom plate of the toolbox, and is clamped and fixed by the left lateral plate of the toolbox and the right lateral plate of the toolbox. A bolt of the toolbox is connected to the inner side of the doorframe structure.

The invention discloses a low power circuit and control method thereof, wherein the low power circuit comprises a first register, the input end of the first register inputs a low power mode signal, when the low-power mode signal is a high-level signal, the reverse output end of the first register outputs a low-level signal; and a clock gate controller, the clock gate controller is connected to the reverse output end of the first register, the input end of the clock gate controller inputs the clock signal, and the output end of the clock gate controller is connected to the load and the end of clock controller of the first register respectively for outputting the low level signal to the load so that the load is at rest. The low power circuit and control method thereof has the advantages of solving the technical problems that the large dynamic power consumption of a chip inner of portable system in the prior art.

The invention relates to communication field, disclosing a service ability interaction management system and method in communication network, implementing a function of multi-service ability interaction management. And it processes inter-AS service interaction by setting logic function of service broker; sets dynamic produced and cancelled arbitrator and global manager module in the service broker, where the arbitrator is used to make inter-AS service interaction arbitration and the manager is used to maintain call related information, manage transfer of control right and provide arbitrator inquiry information and configure arbitrating rules; and introduces service status transfer mechanism and service interaction model, comprising statuses of hanging, inserting, interrupt, and mutual exclusion, and multi-service interaction implementing mechanism established based on these statues.