759 results about "External communication" patented technology

The invention provides a multipath solid-state power controller detection device and method, and belongs to the technical field of integrated testing and fault diagnosis, and the device comprises an MCU control circuit module which is used for achieving the full-process automatic control and data analysis of the testing device; the load control module is used for controlling a load environment provided in a test process; the data acquisition circuit module is used for acquiring an SSPC channel, a switching value, a small voltage signal and a current signal; the power circuit module is used for providing power; the communication interface circuit module is used for communicating with the outside; and the display screen and key circuit module is used for man-machine interaction in the detection process. According to the detection device, SSPC all-condition performance verification is realized through multi-channel synchronous excitation, distributed data acquisition and dynamic loading; the core pain points of low test efficiency and difficult fault positioning of the multi-channel SSPC board card are solved.

The invention relates to the technical field of intelligent control of chemical reactors, and discloses an intelligent temperature control system for a step-by-step catalytic cracking reactor, which comprises a temperature field modeling module, a sensor configuration module, an index definition module, a control execution module, an analysis and diagnosis module and the like. The temperature field modeling module constructs a standard temperature field distribution model through infrared thermal imaging and generates virtual temperature points; the sensor configuration module is used for arranging a real temperature point and acquiring a temperature gradient and a temperature point missing rate; the index definition module sets a preset temperature index based on the thermodynamic parameters; the control execution module realizes steady state, dynamic response, heat balance and composite regulation and control; and the analysis and diagnosis module carries out fault tracing on the target which does not pass regulation and control and adjusts a strategy. The system further comprises a data acquisition module and a communication interface module, so that data storage and external communication are realized. The method improves the temperature control precision and the system self-adaption capability, and is suitable for the complex temperature control scene of the catalytic cracking reaction.

The invention discloses an unattended turntable servo control system. The method is applied to a two-dimensional rotary table, the rotary table comprises an azimuth rotating shaft and a pitching rotating shaft, and each rotating shaft is driven and controlled by a motor. The system comprises a control unit and a driving unit, the control unit is used for receiving the position information of the rotary table, the current information of each motor and a control instruction sent by external communication equipment, calculating a control signal required for driving each motor to a target position based on the received information, and sending the calculated control signal to the driving unit; and the driving unit generates a driving current based on the received control signal to drive the motors to rotate, so that each motor moves to a corresponding target position. According to the invention, free control of the rotary table under two degrees of freedom in the azimuth direction and the pitching direction can be autonomously realized.

The invention discloses an intelligent control system and control method for a flue gas environment-friendly island, belongs to the technical field of flue gas treatment, and solves the problem of how to improve the working condition adaptability, response speed and prediction precision of the environment-friendly island. According to the technical scheme, through intelligent integrated control over a plurality of subsystems in the denitration, dust removal and desulfurization processes, the working condition adaptability, the response speed and the prediction precision of the environment-friendly island are improved, on the premise that standard emission of pollutants is guaranteed, the comprehensive operation efficiency of all the process links is remarkably improved, energy consumption, material consumption and equipment loss are reduced, and the economic benefit is improved. According to the invention, an edge computing device can be used as an external communication module of a DCS, online robust operation is realized, the method is especially suitable for an environmental protection island SCR system in various flue gas treatment fields, safe, efficient and economical intelligent operation of the flue gas environmental protection island system can be realized on the premise of not changing original control logic, and the system has a wide application prospect. And the method has a wide popularization prospect and a remarkable industrial practical value.

The invention, which belongs to the technical field of the unmanned aerial vehicle, discloses a high-performance heterogeneous dual-redundancy flight navigation and control system comprising a high-performance heterogeneous flight control platform and a simulation system. The simulation system embeds an aircraft simulation model into a high-performance heterogeneous flight control platform through an MBD tool; the high-performance heterogeneous flight control platform comprises a navigation and control processor unit, a dual-redundancy sensor group, an external communication interface unit, a debugging interface unit, a data storage unit and a power management and protection unit. According to the high-performance heterogeneous flight control platform, the real-time performance, the flexibility, the reliability and the operation precision of the system are enhanced by selecting the high-performance processor and giving play to the advantages of the heterogeneous multi-core processor to the greatest extent, so that the high-performance heterogeneous flight control platform can meet the requirements of more complex environments and tasks with higher requirements on the computing power of the controller.

The invention discloses a wireless sensor network node fault diagnosis system based on a multi-scale Bayesian network, and relates to the technical field of wireless sensor networks. The system comprises the following components: a data acquisition and preprocessing module which adopts sensor nodes distributed in a monitoring area to acquire environmental parameters according to a preset frequency, wirelessly transmits the environmental parameters to a data processing unit, performs preprocessing in a self-adaptive mode, and stores the processed data into a database; according to the method, a micro-scale Bayesian network model, a node-scale Bayesian network model and a sub-network three-scale Bayesian network model are constructed, so that cross-scale fault analysis from a component level to a network level is realized, the micro-scale captures fault association of internal components, the node scale evaluates the overall sensor performance, and the sub-network scale analyzes a cooperation state between nodes. The multilevel information interaction and fusion mechanism can comprehensively consider node internal fault propagation, external communication interference and subnet topology influence, and significantly improves the integrity and accuracy of fault diagnosis.

An inertia cooperative control method of an integrated optical storage alternating current and direct current hybrid micro-grid comprises the steps that firstly, according to static and dynamic power capacities of energy storage units in direct current sub-grids and allowed direct current voltage deviation, sub-grid equivalent virtual resistance and virtual capacitance are calculated; secondly, RC + R type parallel virtual impedance parameters are distributed according to the power proportion of each energy storage unit, and multi-energy-storage cooperative response power disturbance according to the capacity is achieved; then, a phase angle is generated based on the mapping relation between direct-current side voltage and frequency, an alternating-current voltage amplitude instruction is determined in combination with reactive power droop control and feeder impedance voltage drop compensation, and a dq-axis voltage instruction is generated through virtual impedance compensation; normalized three-phase modulation waves are obtained through voltage-current double closed-loop control and dq / abc coordinate transformation, and six paths of PWM signals are generated to drive an interconnection converter after the normalized three-phase modulation waves are compared with triangular carrier waves. The method does not need to depend on external communication, has the capabilities of autonomous inertia support, voltage and frequency coordinated regulation and reasonable multi-source power distribution, and improves the stability and dynamic response performance of the system under island operation.

The utility model discloses a serial port burning circuit, which comprises an MCU (Microprogrammed Control Unit) module, a serial port communication module and a conversion module, two ends of the conversion module are respectively connected with the serial port communication module and the MCU module; the serial port communication module is also connected to the MCU module; the conversion module is used for controlling the MCU module to be switched between a burning state and a working state; and the serial port communication module is used for receiving a control signal from an external communication interface so as to control the conversion module according to the control signal, and is used for transmitting burning information to the MCU module in a burning state. According to the serial port burning circuit, convenient switching between a burning state and a working state is realized through division and cooperation of the conversion module and the serial port communication module, the circuit state does not need to be changed by manually pulling pins with pliers, the burning stability and safety are improved, and the burning efficiency is improved.

The invention discloses a DSP-based motor control system and control method, and relates to the technical field of motor control. The method comprises the following steps: acquiring armature voltage and current signals, and preprocessing the voltage and current signals; a motor position signal is collected, and position information is calculated according to the motor position signal; a position loop is generated according to the position information, a current loop is generated according to the current signal, error calculation is carried out on two independent CPU cores by adopting a dynamic task allocation method based on double-closed-loop control of the current loop and the position loop, the CPU core 2 runs a control algorithm to carry out error calculation, and the CPU core 2 runs a control algorithm to carry out error calculation. The CPU core 1 performs external communication and performs task supervision and distribution based on a dynamic task distribution method; and generating a modulation signal according to the calculated error, and controlling the motor by using the modulation signal. According to the invention, a separation control algorithm is combined with external communication, so that the precision and speed of motor control are fully improved.

The invention provides an artificial intelligence processor, an electronic device and a data transmission method. The artificial intelligence processor comprises: a data transmission assistance unit configured to transmit a data transmission request for target data; the communication device is configured to transmit a data transmission request for the data transmission assistance unit, a plurality of external communication channels used for transmitting target data by a communication network connected with the artificial intelligence processor are configured in the communication device, each external communication channel is configured to provide a plurality of virtual sub-channels, and each virtual sub-channel is configured to transmit the target data to the data transmission assistance unit. Wherein the communication device comprises an arbiter, and the communication device is configured to arbitrate a plurality of provided virtual sub-channels to obtain a target virtual sub-channel by using the arbiter, and transmit target data by using the target virtual sub-channel. According to the artificial intelligence processor, the data transmission capability between the artificial intelligence processors can be effectively improved, and the congestion phenomenon is avoided.

The invention discloses a water and electricity safety monitoring method and system based on the Internet of Things, and relates to the technical field of water and electricity safety, the system comprises a three-dimensional map unit and an evaluation and detection unit, and a plurality of high-risk zones are sequentially checked by using an unmanned aerial vehicle system based on an evaluation result; the installation unit is used for determining an electricity stealing area based on an inspection result of the unmanned aerial vehicle inspection unit, and setting an electronic fence system and a video monitoring system in the area; the confirmation unit is used for determining an area where an electricity stealing behavior possibly exists or already exists, and if the electricity stealing behavior exists, communication to the outside is carried out after confirmation; and the early warning unit is used for setting a safety monitoring system to monitor an electricity stealing position when an electricity stealing behavior is inconvenient to immediately clear in an electricity stealing area, and giving an alarm to the outside and carrying out emergency power failure when a danger is generated. According to accurate estimation of the potential safety hazard of the position, when the potential safety hazard is generated or is about to be generated, corresponding processing is carried out in time, so that the potential safety hazard is reduced.

Embodiments of the present invention provide a game control system for converting physical efforts into a virtual gaming environment. The game control system comprises a pair of gaming pedals equipped with a plurality of motion sensors and a plurality of force sensors. The motion sensors and the force sensors detect the physical efforts of a user. A printed circuit board is provided within the pedals and includes a processing unit programmed to synchronize and analyze the data from the motion sensors and the force sensors, translating the physical efforts of the user into game input commands. A communication module facilitates wireless connectivity between the gaming pedals and an external communication device running a gaming software.

The invention provides a semiconductor package and a method of manufacturing the same. The semiconductor package includes: a lower package including a first substrate, a first chip, and a first redistribution layer; and an upper package disposed on the lower package and including a second substrate, a second chip, and a plurality of internal connection terminals disposed on the second substrate and connected to the first redistribution layer. The first substrate comprises a concave part, the first chip is arranged in the concave part in a mode that the active surface of the first chip faces downwards, the heat conduction material fills the remaining space of the concave part, and the first redistribution layer is located on the first substrate, the heat conduction material and the first chip. The first chip includes a plurality of through silicon vias, the second chip is electrically connected to the plurality of through silicon vias via the plurality of internal connection terminals and the first redistribution layer, the first substrate further includes a signal via configured to communicate the semiconductor package with the outside, and a dummy via configured to dissipate heat of the first chip to the outside.

The present application discloses a vehicle system firmware upgrading method, a vehicle system firmware upgrading system, a vehicle system firmware upgrading apparatus, an electronic device and a storage medium. The method comprises: a system master is connected to a communication slave; the communication slave acquires firmware identity information of the system master; the communication slave is connected to an external communication link; the communication slave filters communication information on the external communication link on the basis of the firmware identity information of the system master, and determines whether a file name used for updating firmware of the system master exists; and if the file name used for updating the firmware of the system master is filtered, the master-slave modes of the system master and the communication slave are converted. According to the described solution, a subsystem communicating with the outside is provided to acquire a firmware updating file of a subsystem connected to the subsystem, thereby allowing for online firmware updates for the subsystems without independently disassembling the firmware and then updating the firmware one by one.

A system and method in a building or vehicle for an actuator operation in response to a sensor according to a control logic, the system comprising a router or a gateway communicating with a device associated with the sensor and a device associated with the actuator over in-building or in-vehicle networks, and an external Internet-connected control server associated with the control logic implementing a PID closed linear control loop and communicating with the router over external network for controlling the in-building or in-vehicle phenomenon. The sensor may be a microphone or a camera, and the system may include voice or image processing as part of the control logic. A redundancy is used by using multiple sensors or actuators, or by using multiple data paths over the building or vehicle internal or external communication. The networks may be wired or wireless, and may be BAN, PAN, LAN, WAN, or home networks.

The invention relates to the technical field of fault analysis, in particular to a fault analysis system and method based on an electronic logic control unit and a medium. A code bit index used for positioning and an initial code bit value associated with the code bit index are obtained and stored in a data storage module; the message analysis module is used for carrying out classification analysis on the obtained project operation logs according to an external communication interface specification of the electronic logic control unit to obtain a code bit value to be updated to replace an initial code bit value, and storing an association relationship to the data storage module; the data storage module is used for storing code bit indexes and code bit values; and the parameter playback module is used for representing the code bit index and the corresponding code bit value in the data storage module by using an oscillogram, and carrying out visual fault analysis based on the oscillogram so as to position a fault position, so that the logic process visualization is realized, and the efficiency of carrying out fault positioning and fault solving by the electronic logic control unit is improved.

A system and method in a building or vehicle for an actuator operation in response to a sensor according to a control logic, the system comprising a router or a gateway communicating with a device associated with the sensor and a device associated with the actuator over in-building or in-vehicle networks, and an external Internet-connected control server associated with the control logic implementing a PID closed linear control loop and communicating with the router over external network for controlling the in-building or in-vehicle phenomenon. The sensor may be a microphone or a camera, and the system may include voice or image processing as part of the control logic. A redundancy is used by using multiple sensors or actuators, or by using multiple data paths over the building or vehicle internal or external communication. The networks may be wired or wireless, and may be BAN, PAN, LAN, WAN, or home networks.

A system and method in a building or vehicle for an actuator operation in response to a sensor according to a control logic, the system comprising a router or a gateway communicating with a device associated with the sensor and a device associated with the actuator over in-building or in-vehicle networks, and an external Internet-connected control server associated with the control logic implementing a PID closed linear control loop and communicating with the router over external network for controlling the in-building or in-vehicle phenomenon. The sensor may be a microphone or a camera, and the system may include voice or image processing as part of the control logic. A redundancy is used by using multiple sensors or actuators, or by using multiple data paths over the building or vehicle internal or external communication. The networks may be wired or wireless, and may be BAN, PAN, LAN, WAN, or home networks.

A system and method in a building or vehicle for an actuator operation in response to a sensor according to a control logic, the system comprising a router or a gateway communicating with a device associated with the sensor and a device associated with the actuator over in-building or in-vehicle networks, and an external Internet-connected control server associated with the control logic implementing a PID closed linear control loop and communicating with the router over external network for controlling the in-building or in-vehicle phenomenon. The sensor May be a microphone or a camera, and the system may include voice or image processing as part of the control logic. A redundancy is used by using multiple sensors or actuators, or by using multiple data paths over the building or vehicle internal or external communication. The networks may be wired or wireless, and may be BAN, PAN, LAN, WAN, or home networks.

An antenna system having an antenna array including at least first and second phased array antennas, and a method for field-calibrating the antenna array. Before and after a handover period, communication with respective first and second external satellites or other communication systems is performed using both the first and second antennas. A first beam is formed prior to the handover period. During a first portion of the handover period: a second beam is formed for the communication with the first satellite using the first antenna; the second antenna is deactivated for external communication; and the second antenna is calibrated. During a second portion of the handover period, the second antenna is reactivated for a handed over communication with the second satellite by forming a third beam using the second antenna, while the first antenna maintains its communication with the first satellite via the second beam.

The utility model relates to the technical field of medical instruments, in particular to a multifunctional biliary tract drainage tube with double-cavity sacculus auxiliary expansion through a PTCD (percutaneous transluminal compact disc) way, which comprises a drainage tube, a sacculus expansion tube group, a water injection tube and a sacculus, the fixing shell set comprises a drainage tube fixing shell and a water injection tube fixing shell arranged on the periphery of the drainage tube fixing shell, the drainage tube fixing shell is connected with the drainage tube, and the water injection tube fixing shell is connected with the water injection tube; the internal and external intercommunication window is communicated with a first area on the drainage tube and a second area, corresponding to each other, on the water injection tube, so that bile outside the water injection tube flows into the drainage tube through the internal and external intercommunication window. The multifunctional biliary tract drainage tube for assisting expansion through the PTCD way double-cavity balloon integrates biliary tract expansion and bile drainage, operation is reduced, and operation cost can be greatly reduced.

Systems and computer-implemented methods are disclosed for providing social entertainment experiences in a moving vehicle via an apparatus that simulates human social behavior relevant to a journey undertaken by the vehicle, for displaying human-perceivable exterior communication on the moving vehicle to neighboring vehicles and / or pedestrians, and for providing a modular travel experience.

The invention relates to the technical field of charging equipment, in particular to a multi-communication-mode and multi-voltage-domain power supply embedded integrated system and a charging pile, an energy supply module, a control module, an interface communication module and a wireless communication module are integrated, and a multi-voltage-domain power supply range is provided through a functional module. According to the charging pile provided by the invention, the control module, the interface communication module and the wireless communication module are integrated to supply power to the control module, the interface communication module and the wireless communication module, so that high-voltage damage of a high-voltage domain of an external power supply of the charging pile to each element is avoided, and the power supply requirements of multiple voltage domains of different elements are met; according to the charging pile, multiple external communication modes are realized, communication of the charging pile for charging various devices is improved, interactivity is improved, and the technical problems that in the prior art, the power supply voltage range of each device for supplying power to the charging pile is narrow, and the communication mode is single are solved.

A communication control main control board disclosed by the present invention comprises a board body, a power supply module, a main control module, a communication module and a signal control module, the communication module comprises a wired communication sub-module and a wireless communication sub-module, the signal control module comprises an input control unit and an output control unit, and the main control module is used for generating a first control instruction. The communication module is used for switching a communication mode between the communication control main control board and external communication equipment according to a first control instruction, the signal control module is used for controlling input and output of a communication signal according to the first control instruction, and the main control module comprises a fault self-diagnosis sub-module; and the alarm module is used for detecting working states of the power supply module, the communication module and the signal control module and generating corresponding alarm information. The technical scheme of the invention has multiple communication functions, can be compatible with the interconnection requirements of heterogeneous devices, realizes effective control of multiple input and output devices, is beneficial to finding abnormal working states in time, and is beneficial to improving stability and reliability.

Systems and methods for externally communicating vehicular gaming status are disclosed herein. One embodiment of a gaming-status communication system detects automatically, in a connected vehicle, activation of a gaming mode of the connected vehicle in which a gaming system of the connected vehicle supports at least one of (1) electronic game playing by one or more occupants of the connected vehicle and (2) multi-vehicle networked electronic gaming involving the connected vehicle and one or more other connected vehicles. In response to detecting the activation of the gaming mode, the system activates automatically one or more external human-machine interface (HMI) indicators on the exterior of the connected vehicle to communicate, to other road users, information pertaining to the gaming mode of the connected vehicle.

The invention provides a BMS self-power-off control method for an energy storage battery system, and the method comprises the following steps: enabling a BMS to monitor the voltage or SOC value of a main battery BAT2 in real time when the energy storage battery system is in a normal working state; when the voltage or the SOC value is lower than a preset threshold value, the BMS sends a forced charging instruction to an external communication power supply, and a timer T1 is started; if the T1 is overtime or the external communication power supply does not meet the charging condition, the BMS sends a shutdown instruction to the self-power-off circuit module, and controls to disconnect the isolating switch to cut off a power supply loop of the DCDC module, so that the BMS enters a zero power consumption state, and the energy storage battery system enters a shutdown state; when the energy storage battery system is in a shutdown state, a discharge loop of the auxiliary battery cell BAT1 is conducted through an external key SW of the self-power-off circuit module so as to drive the disconnecting switch to be conducted, and the DCDC module is started to wake up the BMS, so that the energy storage battery system is started. The self-power-off function of the BMS is achieved through the self-power-off circuit module, the standby time of the battery is prolonged, and the safety and cycle life of the battery are prolonged.

The invention discloses a software-in-the-loop simulation test system and method for intelligent driving, and relates to the technical field of automatic driving algorithm testing. According to the scheme, a closed-loop test of an in-the-loop simulation test is realized only through an intelligent driving platform, a scene simulation software end and an initialized vehicle dynamics model group; all the components realize distributed communication through a user datagram protocol without additional hardware, so that complicated external communication configuration is not needed in a closed-loop test for realizing in-loop simulation test, multi-tool collaboration is simplified, and the complexity of a system structure is reduced. And the intelligent driving platform coordinates vehicle dynamics data according to a preset algorithm to carry out path planning and decision control, so that the interaction efficiency of software in a loop simulation test process is improved. And the vehicle dynamics model group is used for sending the RDB data packet to the scene simulation software end through the public user datagram protocol channel, that is, cross-component collaboration is realized through the public user datagram protocol channel, and the synchronism of closed-loop testing is ensured.

To enable VOS functions of a plurality of VOX communication devices to be used.SOLUTION: A first communication device 11 and a second communication device 12 (see Figure 1) include a first communication part 21 for communicating data including voices with an external communication device, an extraction part 22 for extracting the communication information, a counting part 23 for counting a lapse time from a communication end, a second communication part 24 for transmitting and receiving a VOX changeover request signal and a response signal between the first and second communication devices, an input part 25 for receiving voices, a calculation part 26 for calculating priority information, a control part 28 for determining the validity or invalidity of a VOX function according to the priority information, and a VOX part 27 for transmitting data to an external communication device for transmitting the data to the external communication device through the first communication part 21 in the case that the VOX function is valid and that the voices inputted to the input part 25 are equal to and more than a prescribed volume level.SELECTED DRAWING: Figure 2

A system for autonomous compliance with legal regulations in smart contracts; the system includes: a regulatory data collection unit comprising a network interface controller physically connected to an external communications port, a hardware-based public key infrastructure circuit configured to validate digital certificates of regulatory servers, and a direct memory access controller configured to transfer authenticated regulatory update packets from the network interface controller to a volatile buffer memory without processor intervention; a Compliance Code Conversion Unit with a hardware lexicon scanner implemented as a finite state machine and embedded in reconfigurable FPGA logic blocks, a microcontroller executing a hardware-based lexical analysis pipeline stored in firmware registers, and a translation cache memory configured to temporarily store tokenized compliance rules before writing them to a non-volatile instruction memory; a policy evaluation and enforcement unit comprising a transaction verification processor connected to a secure enclave memory, a hardware comparator circuit configured to compare transaction parameters with compliance thresholds stored in the secure enclave memory, and a logic gate circuit configured to generate execution gate signals that selectively allow, block, or modify smart contract execution signals transmitted to a blockchain execution processor; and an audit logging unit with a cryptographic hashing circuit configured to generate block hashes of enforcement records, a timestamp oscillator configured to generate temporal signatures of compliance enforcement actions, and a Merkle tree generation circuit configured to create tamper-proof hierarchical hash structures, with the enforcement records being passed to a decentralized storage interface for anchoring in the chain or distributed ledger.

The invention relates to the technical field of power system communication, in particular to a transformer substation wireless network coverage area optimization method based on artificial intelligence, which comprises a data acquisition module, a feature fusion and extraction module, an intelligent decision model module, a closed loop optimization execution module and a dynamic adaptive module, and all the modules work cooperatively through external communication interfaces. According to the application, signal quality is directly reflected through wireless signal sensing data (RSSI / SNR / channel occupancy rate), spatial topological data (three-dimensional point cloud model) accurately locates the position relationship between the AP and the equipment, electromagnetic interference data (spectrum characteristic / field intensity distribution) quantifies the attenuation influence of the high-voltage equipment on the signal, and service demand data (time delay sensitivity level) distinguishes the priority of key services, so that the service quality of the high-voltage equipment is improved. Meteorological data (temperature and humidity) is used for correcting propagation loss in rainy and foggy weather, and coverage bottlenecks (such as interference main lobe direction and signal shielding in equipment dense areas) can be more comprehensively identified through multi-source data fusion.