221results about How to "Realize multiplexing" patented technology

The invention discloses an external bias pixel structure of a light receiving stage circuit in a dynamic vision sensor pixel. The external bias pixel structure comprises a photodiode, a logarithmic tube, an amplifier tube, a switch tube and a bias tube, the bias tube, the switch tube and the amplifier tube are sequentially connected in series, a source electrode of the bias tube is connected with a power supply, a drain electrode of the bias tube is connected with a drain electrode of the switch tube, a source electrode of the switch tube is connected with a drain electrode of the amplifier tube, and a source electrode of the amplifier tube is grounded; the grid electrode of the bias tube is in signal connection with Vbias, the grid electrode of the switch tube is in signal connection with Vcpr, the source electrode of the switch tube and the drain electrode of the amplifier tube are connected with the grid electrode of the logarithmic tube, the drain electrode of the logarithmic tube is connected with a power supply, the source electrode of the logarithmic tube is connected with the negative electrode of the photodiode, and the positive electrode of the photodiode is grounded. And a grid electrode of the amplifier tube is also connected between the source electrode of the logarithmic tube and the negative electrode of the photodiode.

The invention discloses a super-resolution laser direct writing and imaging method and device based on a two-photon and stimulated radiation loss effect, and the method comprises the steps: adding a photoinitiator into photoresist, and achieving two-photon STED high-precision micro-nano structure laser direct writing through the two-photon absorption effect and the stimulated radiation loss effect of the photoinitiator; and meanwhile, the two-photon STED super-resolution microscopic imaging is carried out on the inscribed structure by utilizing the fluorescence luminescence characteristic, the two-photon absorption characteristic and the stimulated depletion (STED) characteristic of the two-photon STED super-resolution microscopic imaging of the two-photon STED super-resolution microscopic imaging of the inscribed structure. According to the invention, the two-photon and STED effects of the initiator are utilized, so that super-resolution inscribing and imaging can be realized at the same time, and the components of the photoresist are simplified. Besides, the same exciting light and loss light can be respectively utilized during inscribing and imaging, so that high-precision inscribing and super-resolution imaging can be simultaneously realized in one optical system, and the complexity of the system can be effectively simplified by multiplexing the optical paths of the exciting light and the loss light for inscribing and imaging.

The invention provides an automatic interface signal verification management and control method, device and equipment and a medium, and belongs to the technical field of chip verification. Configuring a template file and a configuration file, and creating a to-be-tested design interface and a verification environment interface which interact with each other; creating a verification environment module; the to-be-tested design interface and the verification environment interface are bound to a verification platform, a verification environment module is called, and an interface handle is transmitted to the verification environment module through an inter-module parameter information transmission mechanism; based on the verification platform, tasks of sending an interface signal to the DUT interface, receiving the interface signal from the DUT interface, generating a verification test sequence and the like are realized, and the interface signal of the DUT interface is verified. The verification mode can greatly shorten the test period and reduce manual intervention and errors. And various test scenes and boundary conditions are simulated to ensure that the DUT interface signal can work normally under different conditions, so that the test requirements are met.

The invention discloses a local area network switching board, a network management method and device and a readable storage medium, and the local area network switching board comprises a local area network switching chip which is used for obtaining a to-be-controlled target node mode; loading target firmware from a firmware memory according to the target node mode; receiving a network signal sent by the RJ45 connector; performing network signal pin configuration according to the target firmware, and sending a network signal to a first Slimline connector; the firmware memory is used for acquiring and storing target firmware corresponding to the target node mode; the RJ45 connector is used for receiving a network signal of network equipment and sending the network signal to the local area network switching chip; and the first Slimline connector is used for forwarding the network signal to the second Slimline connector in the first node and / or the third Slimline connector in the second node according to the network signal pin configuration. According to the invention, the internal space of the dual-node server and external network port resources are saved.

The invention discloses a joint simulation method for driving other models through an MBSE model based on an FMI protocol, and particularly relates to the field of multi-model joint simulation, and the method comprises a general layer model management module which is established on an MBSE system so as to drive other models which originally run on the MBSE system to carry out joint simulation; and the FMU file management module is used for converting the other models into FMU files, importing the FMU files into the joint simulation module in the MBSE modeling tool, driving the other FMU models to dynamically simulate in real time by using the MBSE model, and displaying simulation results. According to the method, firstly, a general layer model is established based on an MBSE system modeling tool, secondly, other models are packaged into an FMU file, then the FMU file is imported into an FMU file module, and finally, multi-model joint simulation is carried out, so that the purpose that the MBSE model drives other models to carry out simulation based on an FMI protocol, and multi-model joint simulation is completed is achieved.

The invention relates to the field of manufacturing industry digitization and industrial internet, in particular to a universal cross-industry digital base and a design method thereof.The digital base comprises a physical model layer, a cost element layer, a plug-in / matrix type extension framework, an event / item management module and a cross-system interface module, the method comprises the following steps: abstracting core elements of multiple industries based on a product structure, a process principle, material object circulation and spatial-temporal variation to form a data structure and an association relationship of a bottom layer, defining cost fields on the basis of a physical model layer, determining a trigger condition and a calculation method for updating each cost field, and calculating the cost field; a matrix type assembly strategy and an API (Application Program Interface) or a data bus are set in the digital base, and by configuring a mapping relation in a cross-system interface module, the base can take effect and realize cross-system data sharing, and the digital base can support various industries such as mechanical manufacturing, injection molding, clothing, cables and agriculture on the same digital base, and reduces multiple sets of systems and repeated construction.

The invention provides a frequency stabilization device and method for any detuning frequency of a laser. The frequency stabilization device comprises a pumping laser atomic resonance point frequency stabilization structure, a cavity length locking structure of an optical resonant cavity and a frequency stabilization structure for detecting any detuning frequency of the laser. The frequency of the pumping laser is stabilized at an atomic resonance point through a saturated absorption frequency stabilization method, and then the cavity length of an optical resonant cavity is locked by taking the frequency-stabilized pumping light as a reference. Two modulation signals with different frequencies are superposed by adopting Bias Tee, biphase modulation is applied to detection laser through an electro-optic phase modulator, a stable error signal is demodulated while a modulation sideband is generated, then a first-order sideband is locked on a longitudinal mode, close to an optimal detuning point, of an optical resonant cavity, and a second-order sideband is locked on a longitudinal mode, close to the optimal detuning point, of the optical resonant cavity. Continuous frequency tuning in the laser frequency stabilization process is detected by adjusting the first-order sideband frequency. According to the invention, the size and the cost are reduced.

The invention discloses a fine-grained vulnerability propagation detection method and system for Maven ecology. According to the method, a novel data structure name is a flattened function call graph to store the function call relation of each software package, a package dependency chain related to vulnerability propagation is recognized according to a dependency relation graph of the software package to be analyzed, and the flattened function call graphs are generated for each software package on the chain and then spliced. And then, on the basis of a special structure of the flattened function call graph, a quick vulnerability function call path search method is provided, quick function call path search is realized by firstly performing quick reachability judgment and then recovering a complete function call path in a single packet, so that vulnerability propagation is analyzed on function granularity. According to the method, rapid and large-scale vulnerability propagation analysis in Maven ecology is realized, the method can be used for user project vulnerability risk judgment and can also be used for large-scale analysis and research on the ecological level, and the practicability is high.

The invention provides an audit problem and rectification measure classification method and system based on a neural network model. The method comprises the following steps: obtaining a problem description field, marking a text, loading a pre-trained BERT model, and matching to a problem first-level classification standard; a keyword matching technology is introduced to be combined with a BERT model to realize a final-stage classification standard of the problem; obtaining a problem classification field, matching rectification measure classification according to the problem classification, and formulating rectification measures; and obtaining a rectification measure description field, realizing a rectification measure classification standard, and updating a rectification measure classification weight corresponding to the problem classification. According to the method, auditing personnel can be helped to judge auditing problem classification more accurately and quickly, common rectification measure types can be recommended according to description of rectification problems, and the auditing work efficiency is improved.

The invention discloses an edge device program software development method and system, an edge device and a storage medium, and the method comprises the steps: extracting a model parameter file used for describing a target AI model, and obtaining model metadata of the target AI model; searching a target application program source code of the user according to the configuration file; generating a file directory of the target application program according to a directory generation rule in a preset project template file, and copying the source code of the target application program, the model parameter file, the model metadata and the general file at a preset position in the directory to obtain a target file; and according to the target file and the configuration file, compiling to obtain a target program file executable by the edge device. Therefore, through the disassembly of each business process, the decoupling of the program software to be developed and the specific hardware structure is realized, and meanwhile, the system environment configuration required by a user is simplified, so that the user can apply more energy to software development, and the software development efficiency is improved.

The utility model provides a surgical robot positioning system verification device and a marking assembly, the surgical robot positioning system verification device is used for clamping the marking assembly with different forms of nail caps, and the surgical robot positioning system verification device comprises a hand-held handle and a fixed head; the fixing head is provided with a containing groove with an opening in the side face, and the containing groove is used for containing a nail cap of the marking assembly. The top end of the fixing head is provided with a containing hole with an opening in the side face, and the containing hole is used for containing a clamping rod of the marking assembly. The shapes of the clamping rods of the marking assemblies of the nail caps of different shapes are the same. According to the surgical robot positioning system verification device, all the marking assemblies with the clamping rods can be clamped, so that reuse of the surgical robot positioning system verification device is achieved to replace various wrenches, auxiliary equipment of the marking assemblies is greatly reduced, and the use process is greatly simplified.

The embodiment of the invention provides a data sharing method and electronic equipment, and the method comprises the steps: determining target objects, target positions and second user identifiers according to a sharing request of a first user in a cloud storage environment and a storage scene of binary object data, thereby obtaining first data bodies and first metadata corresponding to the target objects, a basis is provided for subsequently establishing metadata at the target position according to the identifier of the second user, and the first user can access the first data through the initial metadata. The target position of the first data needs to be used, new second metadata is established, and the second metadata comprises the storage address of the first data and the identifier of the second user, so that the second user can access the first data through the second metadata, and multiplexing of the data ontology is achieved; according to the method, the situation that multiple first data bodies are repeatedly stored in the cluster is avoided, so that waste of storage resources is reduced, the storage efficiency is improved, and in conclusion, the storage resource occupation situation in the object data storage process is optimized.

The utility model relates to a high-precision radioactive waste liquid solid suspended particle filtering device, and relates to the field of radioactive waste liquid treatment in the nuclear energy technology. The utility model relates to a high-precision radioactive waste liquid solid suspended particle filtering device, which comprises: a filter, which is internally provided with a plurality of filtering membrane tubes and is used for intercepting and removing solid suspended particles in a turbid liquid to be filtered to generate a filtered clear liquid; the slag storage tank is used for collecting and discharging slag liquid generated after filtration of the filter; the gas-liquid mixer is used for mixing the blowback gas with the filtered clear liquid to form a gas-liquid mixture; a high-precision fiber demister is arranged in the gas-liquid separator, and the gas-liquid separator is used for removing water mist from the exhausted gas and exhausting the gas to a ventilation system. Solid suspended particles in the turbid liquid to be filtered can be effectively intercepted and removed, and the cleanliness of the filtered clear liquid is ensured.

The invention relates to the technical field of convolutional neural networks, and discloses a data processing method, device and chip based on a sensing, storage and calculation integrated framework, the method is used for processing convolution calculation of input matrixes [A1, A2,..., AM] of M * N input data, the size of a convolution kernel W is k, and the step length is s, the method comprises the following cycle steps: constructing an input sub-matrix Yi, forming a recombined convolution kernel Wi, and constructing the input sub-matrix Yi; and performing convolution calculation on Yi and Wi, and judging whether circulation is completed or not. According to the method, the device and the chip disclosed by the invention, the number of analog registers required by convolution operation in the sensing, storing and computing integrated chip can be effectively reduced through circulating control on input and weight, the area, the cost and the power consumption of the sensing, storing and computing integrated chip are greatly reduced, and the computing speed is improved.

The invention discloses a thread data reading and writing-back method and device, equipment and a storage medium, and relates to the field of data read-write, and the method comprises the following steps: marking a plurality of operands based on operand types of the operands in a current branch thread to obtain a plurality of corresponding marked operands; if a reading request is received, determining whether an operand corresponding to the request is marked as a reusable operand or not; if yes, reading cache data corresponding to the operand from a preset cache; if not, reading target data corresponding to the operand, and storing the target data to a preset cache; if the write-back request is received, determining whether an operand corresponding to the request is marked as a reusable operand or not; if yes, the requests are added to a local cache queue, and merging and data writing-back are carried out based on the requests in the queue when the queue is full; and if not, writing the data corresponding to the operand into the target register. Therefore, the read-write efficiency of the data can be improved.

A port-reuse bidirectional charger and an application method thereof, comprising: a plurality of switching switches, a rectifier, a plurality of isolated bidirectional DC / DC converters and a charging interface; the rectifier is connected to the AC power of a power grid and is used to convert the AC power into DC power; the input sides of the plurality of isolated bidirectional DC / DC converters are connected in parallel to the rectifier, and the output sides are respectively connected to the charging interface through the switching switches; the storage battery to be charged / discharged is connected to the charging interface, and the number and connection mode of the output isolated bidirectional DC / DC converters are selected by setting the on / off of the switching switch to meet the charging and discharging power requirements of the storage battery. The switching switch is placed on the output side of the charger to realize port reuse. When the power requirements are different, different numbers of chargers can be used in parallel without redesigning the circuit, which is convenient for use.

This invention belongs to the field of blockchain technology, specifically relating to a semantic identifier blockchain retrieval method and system for large-scale distributed data. This invention designs a unified semantic identifier model, mapping data records from different sources and in different formats to multi-level scalable semantic paths. It constructs a MIR tree forest, integrating the organization of Trie and the verifiability of Merkle, with each scenario as the root. Only the root hash of each scenario or its aggregate root is maintained in the block header, thereby achieving overall constraint on the state of large-scale off-chain semantic indexes while maintaining lightweight on-chain storage overhead. Simultaneously, this invention designs corresponding index traversal and verification object construction mechanisms around various semantic retrieval modes, enabling clients to verify the correctness of target records with only limited path and node hash information. This provides a new technical path for unified semantic management and efficient verifiable retrieval of multi-source heterogeneous data in the HSB environment.

The invention discloses a domain model verification method and device and a processor. When the method provided by the embodiment of the invention is executed, firstly, whether the target domain model meets the verification condition for indicating the verification logic of the target domain model or not can be identified; and if the target domain model meets the verification condition, identifying a verification annotation which is marked on the target domain model in advance based on the business demand of the target domain model, and calling a unified verification logic corresponding to the target domain model based on the verification annotation. And performing logic verification on the target domain model based on the unified verification logic. According to the method, the verification process is simplified through the pre-marked annotation, so that a large amount of self-defined if... else logics are avoided. Through unified verification logic, the code quantity and complexity of verification are reduced, so that the verification process is more efficient and consistent. The combination of the verification condition and the verification annotation ensures that the domain model meets the business requirement and the logic rule in the verification process.

The invention discloses a method and device for directly recovering nitric acid from medium-high radioactive waste liquid and a nuclear fuel reprocessing plant system.The method comprises the steps that the medium-high radioactive waste liquid is continuously introduced into an evaporator to be subjected to evaporation treatment, and the evaporation treatment conditions are strictly controlled; the acidity of secondary steam generated by evaporation treatment is the same as the original acidity of the medium-high-radioactivity waste liquid, so that balanced evaporation is realized; condensing the secondary steam to obtain a secondary steam condensate; and rectifying the secondary steam condensate to obtain a nitric acid product. Compared with the prior art, the method has the advantages that the evaporation treatment process is more stable and easier to control, the acidity of the secondary steam condensate is higher, a nitric acid product can be obtained by directly performing rectification treatment and concentration subsequently, the evaporation concentration multiple of the residual evaporation liquid is high, the volume reduction effect is obvious, the nitric acid recovery rate is high, the economical efficiency is good, and the content of nitric oxide in tail gas is very low; extra nitrogen oxide treatment is not needed, and the device and the technological process are simple.

The present application relates to the field of automobile diagnosis technology, and in particular to an automobile fault diagnosis system and method, including a control module, which includes: a main control unit for controlling the operation of the entire diagnosis system; a communication unit for connecting to a faulty vehicle and receiving a control signal to perform fault diagnosis; an operation unit for running vehicle diagnostic software; a memory unit for loading vehicle diagnostic software and providing memory resources required by vehicle diagnostic software applications; a hardware abstraction layer interface for abstracting the hardware of the diagnostic system into a universal configuration interface; the main control unit includes: a storage device interface for connecting the storage device to the diagnostic system; the communication unit includes: a communication interface circuit for the diagnostic system to perform communication protocol data interaction with different vehicle ECUs; the operation unit includes: an STD communication protocol abstraction layer interface for establishing and defining the format of the ECU diagnostic configuration file. The present application supports cross-platform operation of multiple vehicle diagnostic software on embedded devices.

The invention relates to the technical field of SFP light source data detection, in particular to a sending and receiving return detection integrated system for multiple SFP light sources, which comprises a main control unit, an SFP optical module control unit and an ROSA device return signal measurement unit, the SFP optical module control unit comprises a multi-way switch chip U16, an indicating lamp module and a plurality of SFP optical module interfaces; the indicating lamp module and the plurality of SFP optical module interfaces are respectively connected with the multi-way switch chip U16; and the indicating lamp module is used for indicating the working states of the plurality of optical modules. According to the invention, the design is ingenious, the sending control of a plurality of SFP optical modules and the detection of received data return signals are realized, and the stability and reliability of data transmission are ensured; by integrating an ROSA device return signal measurement unit, the circuit can monitor the quality of a data return signal in real time, and powerful support is provided for network optimization and maintenance.

The present invention discloses an avatar frame multiplexing method, a storage medium, and an electronic device, and relates to the field of data processing. The method comprises: when obtaining a preset trigger instruction of an avatar frame, calling an entity generation function, obtaining input avatar frame parameters through a parameter acquisition interface of the entity generation function, and generating a corresponding avatar frame entity; wherein the avatar frame entity comprises a predefined parameter structure and parameter type; calling an avatar frame adding function, obtaining the avatar frame entity generated by the entity generation function through an entity acquisition interface of the avatar frame adding function, generating an avatar frame according to the avatar frame entity, and adding the avatar frame to an avatar picture. The present invention constructs an avatar frame view that can flexibly realize the need to add, the type of avatar frame added, the parameters of the avatar frame outer frame and the inner frame, and the type of the avatar frame only needs to be passed in through parameters, thereby realizing quick addition of the avatar frame and being very simple to use.

The embodiment of the present application discloses a card data processing method and a related device, the method comprising: when detecting a target card request from a business party, feeding back to the business party at least one card data protocol supported, then determining that the business party selects a target card data protocol from at least one card data protocol, and finally, converting the card data of the target card into target card data according to the target card data protocol, and sending the target card data to the business party. The embodiment of the present application is conducive to improving the intelligence of card data processing.

The application provides a microwave energy receiving system of a spatial solar power station of a multiplex ground photovoltaic power station, which comprises a photovoltaic power station basic unit, an energy receiving and converting unit, a grid-connected energy management unit and a power generation mode switching unit; the energy receiving and converting unit is arranged based on the photovoltaic power station basic unit; the energy receiving and converting unit comprises a receiving panel, a photovoltaic assembly and a microwave assembly; the photovoltaic assembly and the microwave assembly are arranged on the receiving panel; the output end of the photovoltaic assembly and the output end of the microwave assembly are connected in parallel to a bus line to form a photovoltaic output loop and a microwave rectification loop; the bus line is connected to the grid-connected energy management unit; the grid-connected energy management unit is connected to an energy storage device and / or a power grid; and the power generation mode switching unit is connected to the energy receiving and converting unit to control the energy receiving and converting unit to switch between a photovoltaic power generation mode and a microwave receiving mode. The application is arranged based on the photovoltaic power station, and the structural complexity and construction cost of the system are reduced.

The invention relates to the technical field of integrated circuits, in particular to a laser radar receiving front-end circuit, an optical circuit and a chip, the circuit comprises a total input end, a total output end, an input module, an intermediate module and an output module, the input module comprises a first input end, a first output end, a first power connection end and a first grounding end; the intermediate module comprises a second input end, a second output end, a second power connection end and a second grounding end; the output module comprises a third input end, a third output end, a third power connection end and a third grounding end; the first input end is electrically connected with the total input end, the first output end is electrically connected with the second input end, the first power connection end is electrically connected with the second grounding end, and the first grounding end is grounded; the second output end is electrically connected with the third input end, and the second grounding end is electrically connected with the third grounding end; the third output end is electrically connected with the total output end, and the third power connection end is connected with a power supply. The circuit is low in power consumption and high in current efficiency.

The invention relates to the technical field of power electronics, and discloses a circuit for direct current to direct current conversion, a control method, a voltage source and a chip, and the circuit comprises a power inductor which is used for storing and releasing energy in the process of direct current to direct current conversion; the current acquisition circuit is connected in series with the power inductor; the first metal oxide semiconductor field effect transistor is connected in series with the current acquisition circuit; one end of the first combination tube is connected with the current acquisition circuit in series, the other end of the first combination tube is connected with one end of the first capacitor, and the other end of the first capacitor is connected with the first output end; one end of the second combination tube is connected with the current acquisition circuit in series, the other end of the second combination tube is connected with one end of the second capacitor, and the other end of the second capacitor is connected with the second output end; and the control circuit is connected with the current acquisition circuit, the first metal oxide semiconductor field effect transistor, the first combination tube and the second combination tube.

This utility model discloses a staged purification device for electrolytic hydrogen production, including a purification tank. The purification tank contains a first cylinder and a second cylinder. Several dehydration units are arranged sequentially from bottom to top within the internal region of the first cylinder. A catalytic deoxygenation unit is arranged between two adjacent dehydration units in the region between the first and second cylinders. A heating device is arranged in the region between the second cylinder and the purification tank. An air inlet is located at the bottom of the purification tank. Several first connecting ports and several second connecting ports are provided on the wall of the first cylinder. The first connecting ports connect the catalytic deoxygenation unit to the dehydration unit below it, and the second connecting ports connect the catalytic deoxygenation unit to the dehydration unit above it. A dual-outlet air pipe is located at the top of the purification tank. This utility model can perform multi-stage continuous deoxygenation and dehydration treatment on hydrogen, effectively removing oxygen and water vapor mixed in with the hydrogen, thereby ensuring the purity of the final output hydrogen.

The present disclosure is about a data transmission method and device, a computer program product, and an electronic device, and relates to the field of computer technology. The method includes: obtaining the data size of the data to be transmitted, assigning the reserved bits in the first protocol to obtain the third protocol according to the data size, and assigning the reserved bits in the second protocol to obtain the fourth protocol; determining the traffic type corresponding to the data to be transmitted according to the data size, and setting the display congestion notification value according to the traffic type; sending the connection request corresponding to the data to be transmitted and the display congestion notification value to the switch based on the third protocol and the fourth protocol, so that the switch modifies the display congestion notification value according to the third protocol and the fourth protocol to obtain the target display congestion notification value; receiving the target display congestion notification value, and adjusting the transmission rate of the data to be transmitted according to the target display congestion notification value. The present disclosure reduces the data transmission delay.

The invention provides a game skill generation method and device, a computer storage medium and electronic equipment, and relates to the technical field of games. Comprising the steps that in response to a first game match start instruction, a first game scene corresponding to a first game map is displayed, and the first game scene comprises a controlled virtual object corresponding to a first game account; responding to the controlled virtual object to complete the first game match, and according to a first virtual item obtained from the first game scene, controlling to open the permission of entering a second game map; in response to a start instruction of a second game match, displaying a second game scene corresponding to a second game map, and newly adding a first game skill for the controlled virtual object; and in response to the controlled virtual object, playing the first game skill in the second game scene, and presenting a game effect corresponding to the first game skill. The depth of the game playing method is expanded, and the novelty and the playing durability of the game are improved.

The invention discloses a user-defined ICD configuration and data acquisition system and method based on network communication, and belongs to the technical field of information transmission, and the method comprises the steps: configuring a user-defined ICD according to a user demand, and generating an ICD configuration file; generating an interface configuration file according to the ICD configuration file; reading an ICD configuration file, and storing field attributes in a memory; receiving the data information, splitting the data information to obtain a frame identifier, matching a corresponding ICD configuration file in a memory through the frame identifier, and analyzing the data information according to the field attribute of the corresponding ICD configuration file; the interface configuration file is read to generate the display interface, the analyzed field value is obtained by matching the UUID of the current field, the field value is displayed in the display method of the interface configuration file by matching the display type of the current field, and the problem of code reconstruction when a software communication protocol is changed is solved by configuring the user-defined ICD of network communication. And the flexibility and the universality are improved.