267 results about "Multi interface" patented technology

The invention relates to the technical field of industrial operation, and discloses a multi-interface industrial control device based on an OpenHarmony industrial operating system and a control method thereof, and the method comprises the steps: scanning an interface resource list of an industrial control computer after the OpenHarmony industrial operating system is started; industrial equipment connected to each interface is automatically found according to the interface resource list, and an equipment connection table is obtained; performing protocol conversion based on the device connection table to obtain a device communication data stream, and extracting a feature data set from the device communication data stream; and calculating an interface coordination scheme based on the feature data set, issuing a control instruction to each industrial device, and collecting execution feedback to obtain unified management and control data. Unified control and remote cooperation of the industrial control equipment are realized through the OpenHarmony distributed soft bus, the conflict problem during multi-protocol concurrent access is effectively solved, and local intelligent decision and cloud resource scheduling of the industrial operation system are realized.

The present invention discloses a computer motherboard automated integrated test and intelligent diagnosis system and method, which relates to the field of computer motherboard test diagnosis technology, including a test platform building module, multi-interface adaptation and automatic motherboard identification, including a high-precision signal source and acquisition card, a modular architecture and high-speed bus interconnection; a test project execution module, which carries out multiple functional tests and simulates multiple scenarios to adjust the load; a data acquisition and storage module, which synchronously acquires multiple types of data through multiple channels, and has distributed storage and redundant backup; an intelligent diagnosis and analysis module, big data and machine learning algorithm diagnosis, a report generation and output module, a template engine generates reports and optimizes layout; a system self-check and calibration module, which starts each self-check module. The present invention realizes efficient and accurate testing of computer motherboards, reliable data acquisition and storage, modular design facilitates upgrading, and convenient remote functions, improves test and diagnosis efficiency and quality, helps motherboard production, maintenance and research and development, and enhances industry competitiveness.

The invention discloses a solid state disk performance testing method based on multi-interface switching and related equipment, and relates to the field of data processing. The method comprises the following steps: determining a target interface combination according to specification parameters and supported interface types of a tested solid state disk and a preset interface configuration library; generating an interface switching strategy according to the target interface combination; based on the interface switching strategy, performing a first performance test through the first target interface to obtain first performance test data; based on the interface switching strategy, performing interface switching processing on the tested solid state disk; performing a second performance test on the tested solid state disk through the second target interface to obtain second performance test data; and performing alignment processing on the two pieces of performance test data to obtain protocol stack interaction feature data and physical layer signal quality data of the tested solid state disk, and further determining a performance test result of the tested solid state disk. According to the method, the performance of the solid state disk under different interface types can be comprehensively evaluated.

The invention discloses an automatic traversal test circuit, an automatic traversal test device, an interrupt request test method and an interrupt request test system, and the automatic traversal test circuit comprises a multiplexer which comprises N test pins, and the total number N of the test pins is the same as the number of to-be-tested interfaces of a to-be-tested chip; the chip to be tested and the multiplexer form multi-channel connection; the multiplexer further comprises at least one first control interface and a selection input end; the truth value state of the first control interface is changed under the action of the first control instruction, so that the selection input end is controlled to select a path corresponding to the target test pin to be conducted. According to the invention, the multichannel multiplexer analog switch is added in the test circuit to replace the function of manually plugging and switching pins. The multi-interface interrupt request automatic test of the chip to be tested can be realized.

The invention discloses an inspection data processing method and system, relates to the technical field of data processing, and ensures the accuracy and stability of authentication scheduling in a multi-interface cluster environment by responding to concurrent tasks and dynamically selecting authentication tokens according to interface features. The acquisition request is constructed based on the interface characteristics, so that the adaptive access to the heterogeneous interface path is realized, and the compatibility of large-scale parallel acquisition is guaranteed; by uniformly converting original data into a structured format and carrying out anomaly detection and linked list storage, the problems that multi-source heterogeneous data is difficult to process and an abnormal state is difficult to systematically track are solved; and finally, a standardized report is automatically generated according to a preset rule, and accurate marking of abnormal information is realized, so that full-process automation from data acquisition to report output is completed, and the reliability, the processing efficiency and the intelligent level of inspection operation are remarkably improved.

The invention relates to the technical field of tax data interaction, and discloses a multi-interface data interaction method and system for a tax system. The method comprises the following steps: dynamically accessing a multi-source heterogeneous tax data interface, wherein the multi-source heterogeneous tax data interface at least comprises an HTTP protocol interface, a message queue interface and a block chain node interface; uniformly decoding the original tax messages through a protocol adaptation layer to generate a standard middleware data format; calling a semantic mapping engine to execute field-level business alignment on the standard middleware data format, and outputting a semantic verification result meeting the tax industry standard; carrying out encryption channel selection on the semantic verification result based on a secure routing strategy, and generating a cross-domain transmission instruction; and triggering a real-time synchronization component to execute data distribution according to the cross-domain transmission instruction, and activating a transaction rollback operation when synchronization is abnormal. According to the method, the flexibility, accuracy and safety of tax data interaction can be improved.

The invention discloses a high-precision multi-interface collaborative FTU dynamic function test system and method. The system comprises a protection unit, a test bearing unit, a core test unit and a control system, the protection unit is composed of an acrylic transparent protection cover and a metal plate box body, and a test space is formed. The test bearing unit comprises a quickly replaceable carrier plate, an access structure and a positioning assembly, and the positioning assembly comprises a positioning pin and a guide block; the core test unit comprises a pressing plate structure, an endoscope and a test module; the test module is integrated with a key, a short circuit bolt, a network port, a DB9 and an aviation plug test module; the safety detection unit comprises a safety grating, an anti-pinch device and a pre-feeding induction mechanism, and the safety grating is arranged at the inlet of the test space; and the control system controls starting, execution and result uploading of the test process. The method is used for solving the technical problems of insufficient positioning precision, poor interface test collaboration, low safety protection reliability and limited automation and intelligence level in the existing FTU test.

The invention provides an aluminum electrolysis cell multi-source data fusion acquisition system, and relates to the technical field of electrolytic aluminum. The system comprises a 5G edge computing node and a central control system which are in communication connection, the 5G edge computing node is further electrically connected with field execution equipment, and the 5G edge computing node is deployed in an electrolytic cell field and has a 5G communication module, an embedded computing unit and a multi-interface access capability. The 5G edge computing node comprises a multi-source data acquisition module, a data fusion and preprocessing module and a data uploading and feedback module, the multi-source data acquisition module is electrically connected with a plurality of sensors and cameras on an electrolytic cell, real-time acquisition of multi-dimensional data is realized, timestamps are stamped on various sensor data through a unified time reference, and the data are uploaded to the electrolytic cell through the data uploading and feedback module. And the heterogeneous data is fused based on the timestamp, so that the data acquisition time difference is eliminated, and the data consistency is improved. According to the invention, high frequency, multi-source fusion and low delay can be realized so as to adapt to higher requirements of the industrial Internet of Things on real-time performance and intelligence.

The invention discloses a multi-interface fingerprint identification card type USB flash disk, which belongs to the technical field of USB flash disks, and comprises a hardware core module, a software interaction module and a software-hardware combination module, the hardware core module is a physical basis of the USB flash disk, and is responsible for interface adaptation, fingerprint acquisition, data storage and state indication; the hardware core module comprises a multi-interface protocol module, a dual-master control cooperation module, a multi-specification plug-in card adaptation module and a fingerprint identification module; and the software interaction module is used for realizing fingerprint management, authority configuration and log recording functions through a four-layer architecture. In the use process, the plug-in type USB flash disk with the multi-interface fingerprint identification function is compatible with Lightning, TYPE-C and USB-A interfaces, adapts to multiple devices such as a computer, a mobile phone, a tablet computer and an industrial controller, does not need an additional adapter, is plug-and-play, improves the convenience of a use scene, is matched with a high-speed protocol of USB3.2 and above, gives consideration to the transmission efficiency and the device compatibility, has multiple permissions, and is convenient to use. And efficient protection of the information is realized through three-level permission classification.

The invention relates to the technical field of integrating instruments, in particular to a multi-interface heat flow integrating instrument, which comprises a multi-system input interface unit, and is characterized in that pulse signals, 4-20mA current signals and differential voltage signals are accessed through a phoenix terminal array; the input end of the heterogeneous switch matrix is electrically connected with the output end of the multi-system input interface unit, and the heterogeneous switch matrix is used for matching signal types and frequency bands of output signals of different types of sensors; and the input end of the optomagnetic double-coupling driving module is connected with the control port of the heterogeneous switch matrix, so that the signal integrity and the system safety are improved. Compared with the prior art, by arranging the multi-system input interface unit, the standby power consumption is greatly reduced, the system response speed is improved, the structure has the characteristics of high adaptability, high compatibility and low power consumption, and a high-reliability and intelligent access platform is provided for parallel deployment of various heat flow sensors.

The invention relates to a scale out network backup path fast switching notification system and method, and aims to solve the problem that the existing VRRP / BFD protocol switching time cannot meet the high real-time requirement of an AI server scale out network. The scheme is realized through a collaborative architecture of a CPU (Central Processing Unit), an inspection FPGA (Field Programmable Gate Array) and power supply monitoring: the CPU runs a VRRP / BFD (Bidirectional Forwarding Detection) protocol stack and maintains a state table, and the FPGA is responsible for detecting a power supply fault, a port fault and GPU alarm in real time, and generating and sending a pre-installed message in one main frequency period; and the power supply monitoring module ensures that power supply is maintained for more than or equal to 5ms after sudden power failure through the energy storage capacitor, so that complete transmission of fault messages is ensured. The system has the advantages that the system supports multi-scale out interface redundancy, the end-to-end delay of fault detection and backup path switching is smaller than or equal to 1ms by adopting a low-power-consumption switching chip and independent minimum power domain design, the fault response speed and reliability of an AI server scale out network are remarkably improved, and the system is suitable for guaranteeing the network continuity of a high-density AI training cluster.

The invention provides a multi-interface test tool and test method applied to an external component of a domain controller. The multi-interface test tool comprises an FPGA (Field Programmable Gate Array) unit, a storage unit, a power management unit, a plurality of component interface units and a debugging interface unit, and each component interface unit can be externally connected with an external component of a domain controller. And the FPGA unit can test the domain controller external component currently connected with each component interface unit by loading the test tool mirror image in the storage unit. According to the invention, testing of various external components of the domain controller can be completed through one testing tool, and parallel testing of multiple components is supported.

The utility model discloses a multi-interface solid state disk which comprises a multi-interface solid state disk body, a heat dissipation assembly is arranged at the top end of the multi-interface solid state disk body and comprises a concentric-square-shaped frame installed at the top end of the multi-interface solid state disk body, and an aluminum heat conduction plate is installed on the inner side of the concentric-square-shaped frame. A heat conduction copper pipe is installed on the side face of the aluminum heat conduction plate, heat dissipation fins are fixedly installed at the top end of the heat conduction copper pipe, and a protective cover is arranged at the tops of the heat dissipation fins. By designing the multi-interface solid state disk and the heat dissipation assembly, heat generated in the operation process of the multi-interface solid state disk can be rapidly absorbed by the aluminum heat conduction plate, then absorbed by the heat conduction copper pipe and the heat dissipation fins, guided out through the heat dissipation fins and finally rapidly discharged to the outside by the heat dissipation fan in the operation process, so that the heat dissipation efficiency of the multi-interface solid state disk is improved. The heat dissipation speed of the multi-interface solid state disk is effectively increased, so that the multi-interface solid state disk can be normally read and written during operation, the overall structure is compact, and the heat dissipation performance is high.

The invention relates to a PPS (pulse per second) signal synchronization FPGA (field programmable gate array) timer, which takes a full-localization Fudan micro JFM7K325T chip as a core, comprises a time synchronization unit, a main control unit and a multi-interface unit, and is matched with a real-time clock chip. Wherein the time synchronization unit comprises a synchronization processing module, a time information module and the like, a PPS signal and TOD time information are integrated to generate a PPS + TOD + millisecond timestamp, a 25MHz constant-temperature crystal oscillator is divided into a 250MHz clock in a frequency division manner, and the time sequence precision is guaranteed; through a dual mechanism of satellite master synchronization and RTC bottom compensation, a new timestamp is rapidly combined when PPS is interrupted, and the error is controlled within 4ns; the register array stores timestamps, configuration parameters and running states in a classified mode and supports extension of multiple interfaces such as 422 and IIC and event log power-down storage. According to the invention, high-precision time synchronization, stable operation and full-link localization autonomous controllability are realized, and multi-scene multi-user board card synchronization requirements are met.

The invention discloses a modular combined type multi-interface electronic connector, which comprises a base, a plurality of detachable interface modules, an elastic locking piece, a combined type circuit board and module connecting terminals, and is characterized in that the module connecting terminals are arranged along the length direction of the base and are in elastic contact with contact areas of the interface modules; each interface module comprises a module shell and at least two different types of standard interfaces, and the standard interfaces are integrated on the module shell in a parallel or stacked mode. The whole scheme gives consideration to miniaturization, multiple functions and high stability, can be widely applied to the fields of consumer electronics, industrial equipment, data centers and the like, and greatly improves the connection efficiency and equipment compatibility.

The utility model relates to the technical field of electrical accessories, in particular to a multi-interface connecting device. According to the technical scheme, the device comprises a junction box, a movable arm and a wire holder, a wiring groove is formed in the inner side of the junction box, the wire holder is fixedly installed in the wiring groove, a placement groove is formed in the top of the wire holder, the movable arm is movably installed in the wiring groove in the top of the wire holder, a sleeve is fixedly installed at the bottom of the movable arm, and a movable seat is slidably installed at the bottom of the sleeve; and a wire pressing seat corresponding to the placing groove is fixedly mounted at the bottom of the movable seat. According to the utility model, through combination of various structures, the device can quickly press and fix a battery cell of a cable, the installation speed of the cable is improved, no bolt is needed for fixation, the operation difficulty is reduced, the battery cell is pressed into the wire pressing groove by using the wire pressing block, the battery cell is not easy to slide in the placing groove, and the installation efficiency of the cable is improved. And the anti-pulling effect can be achieved, and the falling-off situation can be effectively avoided.

The invention discloses a design method of an SCPI-based instrument automatic identification and unified control system, and the method comprises the steps: constructing a multi-interface instrument resource unified search framework through integrating a VISA library function and a multi-interface adaptive logic; and designing a multi-feature fusion instrument automatic identification algorithm, and reading instrument identification information through an SCPI standard command to realize accurate classification of general instruments. A layered resource management framework and a unified control interface are established, instrument core resource information is stored in a centralized mode, SCPI instruction differences of different manufacturers and different instruments are shielded, and recognition-management-control whole-process closed-loop control is achieved. Through deep fusion of a multi-interface instrument resource search framework, an instrument automatic identification and classification system, layered resource management and a unified control interface, automatic search and automatic identification of multi-model instruments and unified management and flexible switching of instrument resources are realized, and the compatibility and test efficiency of the test system to the multi-model instruments are improved.

Methods for performing power management of a multi-interface transponder (MIT) device, e.g., such as positional tag device. The MIT device may transition between various power states, e.g., based on detected events, such as detecting movement of the MIT device, receiving a wakeup signal, receiving an indication of a transition in transportation mode, and / or detecting that the MIT device may be lost, such as based on a lack of contact with another device for more than a threshold period of time.

The invention relates to the technical field of vacuum detection, in particular to a system for quickly judging whether a complex vacuum chamber has vacuum leakage or not. Aiming at the problem of vacuum leak detection, the invention provides the following technical scheme: the judgment system consists of a test vacuum chamber, a background vacuum chamber, a quadrupole mass spectrometer, a vacuum gauge tube and a vacuum unit; the test vacuum chamber is connected with the background vacuum chamber through a corrugated pipe; the vacuum gauge tube and the background vacuum chamber are connected through a CF35 knife edge sealing flange, and the quadrupole mass spectrometer and the background vacuum chamber are connected through a CF35 knife edge sealing flange. According to the invention, the leakage detection requirements of non-standard complex vacuum systems and various high-requirement vacuum systems in the nuclear fusion field at the present stage are met, and non-intrusive, rapid and high-reliability leakage judgment is realized through multi-interface adaptation, high-vacuum stable maintenance, dual precise monitoring and low-leakage-rate sealing design; the method is suitable for batch detection and on-line monitoring of fusion subsystems or engineering occasions with strict requirements for leak detection efficiency and accuracy.

A two-stage fixing device includes a seat body mounted on a preset circuit board, and a positioning fastener having a base positioned on the seat body. The base has an integrated first positioning body and second positioning body, which are used for the preset first interface card and preset second interface card plugged into respective preset electrical connectors to be rotated and resisted, and then firmly fixed on the base. By moving the base and an operating portion of a buckle member of the positioning fastener, a first elastic member and a second elastic member loaded on the base can be elastically deformed to recede and tilt up, so that the preset first and second interface cards can be separated from the positioning fastener to achieve rapid positioning and disassembly of multiple interface cards of the present invention.

The invention provides a BMC automatic test system based on multi-interface high concurrency and intelligent analysis. Structured test parameters are generated through a configuration analysis module, a session management module creates and maintains a multi-user session, and a thread pool controller module dynamically adjusts the size of a thread pool according to the CPU utilization rate of a BMC. And the interface adaptation layer module supports unified calling of multiple protocols. And the result statistics and fault prediction module performs multi-dimensional analysis on a test result, predicts an interface failure probability by adopting an LSTM time sequence model, generates a high-risk interface list and a root cause positioning suggestion, and triggers a retest task. The system supports test task priority scheduling, reserves thread resources for retest tasks, and ensures cooperative execution of main test and retest tasks. The test report is output in an HTML or CSV format. The method can be widely applied to automatic testing and intelligent operation and maintenance scenes of the server BMC, and the testing coverage rate, the efficiency and the problem positioning capacity are improved.

The invention discloses a multi-interface module capable of rapidly switching serial port protocols, and relates to the technical field of industrial serial port communication, the multi-interface module comprises an acquisition interface, a switching module and an acquisition module; wherein the acquisition interface is used for being connected with equipment through different types of interfaces; the switching module is used for automatically identifying the connection between the acquisition interface and the equipment and carrying out combined switching of power supply voltage and a communication protocol according to the connected equipment so as to realize power supply and communication of the acquisition module; the acquisition module is used for processing data acquired by the equipment and transmitting the data to the outside; the acquisition interface, the switching module and the acquisition module are electrically connected through the acquisition mainboard; the switching module comprises an internal circuit module used for converting voltage and a communication protocol and an external connection module used for protocol matching through connection combination of different pins. The method has the advantages of flexibly adjusting the power supply voltage, dynamically switching the communication protocol and adapting to various physical interfaces.

Methods, systems, and devices for waking up an energy-harvesting user equipment (UE) are described. The UE may receive, from a device such as a network entity or another UE, an indication of a configuration for a set of resources including multiple resource occasions for one or more wake-up request (WUR) messages and for one or more wake-up acknowledgement (WUA) messages. The configuration may be based on an energy profile of the UE. The UE may receive a WUR message during a first resource occasion of the multiple resource occasions in accordance with the configuration, and transmit, in response to the WUR message, a WUA message during a corresponding second resource occasion of the multiple resource occasions in accordance with the configuration.

The present application provides a multi-interface display circuit, a control method and a display device, wherein the multi-interface display circuit includes: when an internal power supply is used and the first interface module is connected to the first smart device and / or the second interface module is connected to the second smart device, the internal power supply supplies power to the first smart device and / or the second smart device; when the internal power supply is not used, the first interface module is connected to the first smart device and the second interface module is connected to the second power adapter, the second power adapter supplies power to the first smart device. The multi-interface display circuit of the present application is powered by the internal power supply when the internal power supply is used; and is powered by the power adapter when the internal power supply is not used, thereby extending the working time of the display device and the smart device. When multiple smart devices enter the video data transmission mode, the video information of a certain smart device can also be selected for display through an external selection signal, thereby avoiding the occurrence of system confusion.

The utility model relates to data line technical field especially, is more interface compatible data line, is provided with cable main part and multiple interface module through modularization design, wherein sets up female seat connector at the cable main part end, and configures male seat connector at the replaceable interface module end, realizes the quick switching of different types interface, and user only needs to carry a data line to be adapted to multiple electronic equipment, makes data line can be compatible with multiple data interfaces, in addition, the cable main part outside is equipped with the storage part, solves the problem that multiple interface modules are inconvenient to store, the storage part adopts the multiple storage groove design of radial extension, and its inner contour and interface module outer contour accurate matching, the elastic pressure arm and the guide inclined plane structure of opening part are combined, make interface module be able to steady clamping under the storage state, effectively prevent the drop.

The invention discloses a multi-interface software and hardware dual-definition precise fault injection device based on electrical layer signals. The device comprises an MCU / CPU system, a hardware coprocessor module, a high-speed ASIC FIFO sending module, a high-speed DAC module, a burr injection module, an external interrupt high-speed ASIC hardware trigger module, a power-down burr driving module and a peripheral communication module. The MCU / CPU module is electrically connected with the hardware coprocessor module, the high-speed ASIC FIFO sending module, the external interrupt ASIC hardware triggering module, the burr injection module, the power-down burr driving module and the peripheral communication module. The hardware coprocessor module is electrically connected with the high-speed ASIC FIFO sending module and the high-speed DAC module, the high-speed DAC module is electrically connected with the burr injection module, and the high-speed ASIC FIFO sending module is electrically connected with the external interrupt high-speed ASIC hardware trigger module. The technical problems that an existing fault injection hardware device is complex in structure and cannot adapt to diversified application scenes are solved.

The application discloses a three-dimensional stacked chip testing method based on multi-interface cooperation and parallel broadcasting, and relates to the technical field of integrated circuit testing.The method sets a USB controller on a master control chip layer to preload 116 bit testing instruction streams to a PRO_RAM on the chip;the states of each layer are configured by issuing instructions through JTAG;then, a coordinator FSM runs in a three-stage pipeline mode of instruction fetching, broadcasting and executing, instruction parameters are synchronously distributed to BIST controllers of target layers by using a source fan-out broadcasting bus;by introducing physically isolated shadow registers and active registers in the BIST controllers, the next group of instructions are prefetched and loaded in the background while the current task scanning and shifting are performed, and zero-bubble task switching is achieved;the application effectively reduces the transmission amount of repeated instructions, eliminates the time domain coupling of configuration and execution in the traditional architecture, and significantly improves the testing efficiency of the heterogeneous stacked chip.

1. The name of the design product: vehicle-mounted multi-interface data collector. 2. The use of the design product: for vehicle-mounted multi-interface data collector. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The utility model discloses a turnover multi-interface data line, and relates to the field of data lines. A bearing seat is further arranged outside the connecting base body shell, and the transmission head shell is movably arranged on the bearing seat in a penetrating mode through a shaft piece. When the transmission head shell is overturned to drive the conductive metal piece to be in contact with the front conductive metal contact on the front surface of the connection base body shell, the transmission interface II is electrically conducted with the connection base body PCB; and when the transmission head shell is overturned to drive the conductive metal piece to be in contact with the back conductive metal contact on the back surface of the connection base body shell, the transmission interface I is electrically conducted with the connection base body PCB. According to the utility model, the plurality of transmission interfaces are hinged to each other through the connecting part I and the connecting part II, so that a user can complete switching use of the transmission interfaces of different models only by turning over respective shells to be in mutual contact and electrical conduction in daily use, and the user experience and the practicability and convenience are improved.

The utility model relates to the technical field of circuit boards, and discloses a circuit board with a multi-interface extension function, which comprises a circuit board main body, two lifting seats are fixedly arranged on the circuit board main body through screws, interface circuit boards are arranged on the lifting seats, a plurality of expansion USB interfaces are welded on the interface circuit boards, reserved USB sockets are welded on the circuit board main body, and the interface circuit boards are connected with the reserved USB sockets. A cable is welded to the interface circuit board, the end of the cable is connected with a USB plug, and the USB plug is connected with the reserved USB socket in an inserted mode. According to the utility model, when the USB interfaces on the circuit board are not enough, a person fixes the lifting seat on the circuit board main body, then installs the interface circuit board on the lifting seat, and then connects the USB plug on the cable with the USB socket in an inserting manner, so that the expanded USB interfaces on the interface circuit board are communicated with the circuit board main body; therefore, interface expansion on the circuit board main body is realized, connection between more external devices and the circuit board main body is realized, and daily use requirements are met.