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468 results about "Test path" patented technology
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Interconnection test method and system for wireless communication module
The invention relates to the technical field of communication control, and discloses an interconnection test method and system for a wireless communication module, and the method comprises the steps: collecting real-time communication data through a multi-source communication interface, extracting topological features through a graph theory model to generate a matrix, and obtaining a signal optimization parameter through a self-adaptive filtering model; and constructing a multi-target test path planning model and outputting optimal path data, and establishing a layered test execution model to complete the test. The system comprises a communication topology analysis module, a path dynamic planning module and a hierarchical test execution module. The method overcomes the defects of a traditional testing method, can comprehensively collect data, accurately analyze topology, effectively process signals, scientifically plan a testing path and perform layered collaborative testing, has remarkable effects in improving testing accuracy, efficiency and comprehensiveness, can adapt to the development requirements of a wireless communication technology, and ensures stable and reliable work of a wireless communication module.
Owner:山东华信通讯科技有限公司
Method and system for constructing software test management framework and measurement system
The invention relates to the technical field of software testing, in particular to a software testing management framework and measurement system construction method and system. The method comprises the following steps: acquiring code structure data of a software system, wherein the code structure data comprises code level data, calling relation data and business function data; identifying and analyzing a key path of the software system according to the code structure data, performing test coverage rate evaluation, and mapping coverage effects under different test scenes to obtain coverage feature map data; performing simulation analysis on the execution efficiency of the different test paths according to the coverage feature map data so as to obtain execution efficiency data; and establishing a test resource allocation model according to the test parameters corresponding to the different paths and the execution efficiency data. According to the method, the key path of the software system can be identified and specifically tested by acquiring the code structure data and constructing the coverage feature map, so that the accuracy and comprehensiveness of the test coverage rate are improved.
Owner:SHENZHEN FARBEN INFORMATION TECH CO LTD
Windows domain information scanning and penetration test path planning method based on reinforcement learning
The invention discloses an information scanning and penetration test path planning method in a Windows domain based on reinforcement learning. The method comprises the following steps: carrying out information detection on a target Windows domain environment, surveying and mapping a network topology of the target Windows domain environment, establishing connection with a target machine by utilizing protocols such as LDAP (Lightweight Directory Access Point) and the like, and collecting related information in the domain; the method comprises the following steps of: collecting, sorting and abstracting detected related information, solving a multi-stage sequence decision problem by utilizing a Markov decision process, realizing environment simulation, constructing a reinforcement learning agent, generating a penetration test path by performing interactive training with a simulation environment, and performing adjustment according to a reward strategy so as to obtain a penetration test result. And searching an optimal penetration test path by accumulating rewards, constructing a Windows domain penetration test model, and finally generating the optimal penetration test path. According to the method, collection of information in the Windows domain and planning of the penetration test path are realized, and finally, the environmental safety of the Windows domain is evaluated and maintained.
Owner:NANJING UNIV OF POSTS & TELECOMM
Intelligent terminal function test method and system
The invention discloses an intelligent terminal function test method and system, and belongs to the technical field of intelligent terminal function test. The method comprises the steps that a dynamic demand tracking mechanism is constructed, UI elements are analyzed, and a topological graph marking resource occupation types and hierarchical dependence is generated; establishing a demand-use case-defect incidence matrix to realize automatic update of the use case state when the demand is changed; executing a test based on the topological graph and the matrix, traversing a path according to a preset strategy, collecting data and comparing an expected result; and optimizing iteration according to a test result, adjusting a node weight and a matrix mapping relation, and generating a new test path and a use case suggestion. The system comprises a dynamic demand tracking module, an incidence matrix management module, a test execution module, an optimization iteration module and a data storage module. According to the method, the test range is accurately adapted to the demand change, the test coverage and the defect tracing efficiency are improved, a test strategy closed-loop optimization mechanism is formed, and the test requirements of a complex system and an agile development mode are met.
Owner:四川易景智能终端有限公司
Automatic UI function test method and system, electronic equipment and storage medium
The invention relates to the technical field of software development, and discloses an automatic UI function test method and system, electronic equipment and a storage medium. The method comprises the steps of receiving a natural language test requirement; intercepting an interface image in real time and transmitting the interface image to a multi-modal analysis module through an API; interface element layout is identified based on computer vision (CV), demand semantics are analyzed in combination with natural language processing (NLP), and a dynamic operation instruction set is generated; driving the automatic tool to execute clicking, sliding and input operations through the API; dynamically adjusting a test path according to execution feedback, and covering a multi-scene case; interface element states, system logs and performance data are monitored in real time, and automatic verification is achieved through multi-dimensional data comparison. According to the method, multi-modal recognition and AI intention understanding technologies are fused, the problems that a traditional UI test script is high in maintenance cost and low in scene coverage rate are solved, non-intrusive self-adaptive full-process testing is achieved, and the testing efficiency is improved by 40% or above.
Owner:SHANGHAI TEND INFORMATION TECH CO LTD
Test case execution path set generation method and device and electronic equipment
The invention provides a test case execution path set generation method and device and electronic equipment. The method comprises the steps that a test case is obtained, a natural language processing technology is adopted to extract function points in the test case, key entities of the test case are recognized, the incidence relation between the function points and the key entities is determined, a function point-attribute mapping table is obtained, attributes are responsible for storing the key entities, and the attributes are responsible for storing the key entities; recording test data and a constraint relation between verification operation and the function points; a multi-cluster directed graph is constructed according to the function point-attribute mapping table, the function points serve as nodes of the multi-cluster directed graph, and the attributes serve as edges between the nodes and the directions of the edges; and performing traversal solving processing on the multi-cluster directed graph by adopting a path solving algorithm, and determining a plurality of execution path sets of the test case. The problem that in the prior art, the complex dependency relationship between test cases is difficult to effectively recognize and manage, and consequently the efficiency of test path planning is low is solved.
Owner:中国邮政储蓄银行股份有限公司
PCBA automatic test system and method
PendingCN120820835AOptically investigating flaws/contaminationPrinted circuit testingMulti source dataFalse detection
The invention relates to a PCBA automatic testing system and method, and relates to the technical field of PCBA automatic testing, and the system comprises a multi-source data collection module which is used for collecting chip dynamic power consumption waveform, PCB interlayer temperature gradient, and multi-source data of signal loop impedance change, and eliminating the sampling delay error of a sensor through a synchronous collection time sequence alignment algorithm; transmitting the acquired multi-source data to a dynamic modeling engine; according to the invention, by dynamically fusing the multi-physical-quantity data and adaptively generating the test path, the system can detect the fault of the PCBA more comprehensively and accurately, the detection efficiency is improved, and the false detection rate is reduced; the thermal aging and faults of the PCB are predicted by using a dynamic modeling engine, so that potential failure risks can be found in advance, and a powerful guarantee is provided for quality control of the PCB; and the test path is automatically generated according to the dynamic modeling result and the data of the fault knowledge graph, so that the workload and error of manually planning the test path are reduced.
Owner:SHENZHEN HENGTIANYI ELECTRONICS CO LTD
Android application GUI test case automatic generation method based on large language model
PendingCN119088717AImprove efficiencyEnsure mobile application reliabilitySoftware testing/debuggingProgramming languageLinguistic model
The invention discloses an Android application GUI test case automatic generation method based on a large language model, in the test process, an automatic test tool automatically runs Android Apk, current interface layout information is obtained, and then the layout information is provided for a large model for auxiliary analysis. Test requirements of testers and current layout information of the application are understood, the reasoning ability of the large language model is optimized through a cue word engineering method, a test path is automatically generated on the current test application to meet the test requirements, and finally a test assertion is generated to verify the correctness and integrity of the test. According to the method, the efficiency of automatically generating the test case by the Android is improved, and the method for helping developers to guarantee the reliability of the mobile application is provided.
Owner:NANJING UNIV
Vehicle testing method, device and system and storage medium
The invention relates to the technical field of automobile testing, and discloses a finished automobile testing method, device and system and a storage medium, the method is applied to an external domain controller establishing communication connection with a tested automobile, and the method comprises the steps of obtaining automobile control information, the vehicle control information is generated based on a preset test path and positioning information of the test vehicle, and the preset test path is used for specifying a driving route of the vehicle in a test site; controlling the test vehicle to run according to the vehicle control information; and in the vehicle driving process, aiming at the tested vehicle, collecting performance data representing the test condition. According to the technical scheme provided by the invention, the whole vehicle testing efficiency can be improved.
Owner:CHONGQING CHANGAN AUTOMOBILE CO LTD
Charging pile test method and device and new energy automobile
The invention provides a charging pile testing method and device, a new energy automobile and electronic equipment, and the method comprises the steps: constructing a corresponding CAPL script according to the testing demands of a charging pile; performing version identification on the CAPL script to obtain a DBC file; defining message logic of the DBC file; dynamically configuring a protocol state machine corresponding to the DBC file after the message logic is defined; and after the dynamic configuration is completed, switching the configuration according to a test requirement, and generating a test report. The method can be applied to charging protocols of multiple versions, is higher in adaptability, improves the fault detection intensity, can be compatible with various different test scenes and test requirements, can dynamically adjust the test path according to the test requirements, and is higher in flexibility and higher in practicability.
Owner:CHINA FAW CO LTD
Four-probe flying probe test equipment path optimization method and device and storage medium
ActiveCN120595088ANavigational calculation instrumentsElectrical measurement instrument detailsMathematical modelSimulation
The invention relates to a four-probe flying probe test equipment path optimization method and device and a storage medium. The method comprises the steps that a task input module receives basic constraint conditions and test task information; if a fixed grouping mode is adopted, the four probes are fixedly divided into two groups according to basic constraint conditions, the distances of the two groups of probes from the current test task to the optional next test task are sequentially calculated, and the moving path of each group of probes is planned; if a variable grouping mode that the probes are allowed to change groups in the testing process of each step is adopted, an optimization objective function of each step of each probe is calculated in sequence, and a moving path of each probe is planned; and according to the planned moving path of each probe, the control execution module controls each probe to move in sequence to complete a test task. The constructed mathematical model more comprehensively and accurately reflects the actual situation of the four-probe flying probe test, provides a more reliable theoretical basis for path optimization, and is beneficial to improving the optimization precision of the test path.
Owner:HARBIN INSTITUTE OF TECHNOLOGY (SHENZHEN) (INSTITUTE OF SCIENCE AND TECHNOLOGY INNOVATION HARBIN INSTITUTE OF TECHNOLOGY SHENZHEN)
Point-to-point access verification method and device, electronic equipment and medium
ActiveCN119990002ACAD circuit designSpecial data processing applicationsUniversal Verification MethodologyVerification
The invention relates to a point-to-point access verification method and device, electronic equipment and a medium. The method comprises the steps of obtaining configuration information of a to-be-verified module; writing the configuration information of the to-be-verified module into a verification document, and storing the verification document as a JSON (JavaScript Object Notation) file; the verification document comprises at least one verification test item; each verification test item comprises a plurality of verification test paths; the JSON file is analyzed, and configuration information of the module to be verified is extracted; generating a plurality of universal verification methodology UVM components and UVM excitation files according to the configuration information based on a preset configuration script; establishing a script based on a UVM environment, and integrating the UVM component and the UVM excitation file to a UVM verification platform; in response to a target verification test command, performing test verification on a plurality of to-be-tested paths of a target verification test item on the UVM verification platform; the number of the target verification test items is greater than or equal to 1.
Owner:厦门国科安芯科技有限公司
Circuit board testing method and device based on flying probe tester
PendingCN119511041Aavoid inefficiencyavoid mistakesPrinted circuit testingSimulationElectrical connection
The invention provides a circuit board test method and device based on a flying probe tester. According to the method, a test point set is determined by obtaining a design file of a circuit board, establishing an electrical connection model and identifying components and pins on the circuit board. And generating test combination set data by analyzing the conduction relationship between the test points, and further generating test scheme data. And based on the test scheme data, a test path is generated by using a path optimization algorithm, finally, the flying probe tester is used for testing, and a test report is generated according to a test result. The flying probe tester adopts the combination of an annular probe and a sharp needle probe, the annular probe is used for a pin connector to ensure accurate contact, and the sharp needle probe is used for other types of components to improve the test precision and adaptability. Compared with a traditional test method, the test scheme can be generated more efficiently, the test path can be optimized more efficiently, the test time is remarkably shortened, and the reliability and accuracy of circuit board testing are improved.
Owner:SHANGHAI RAILWAY COMM
Software efficient testing method and system based on artificial intelligence
ActiveCN119396719Alow efficiencyEfficient use ofError detection/correctionEnergy efficient computingData setAlgorithm
The invention relates to the technical field of artificial intelligence, and discloses an efficient software testing method and system based on artificial intelligence. Generating test points one by one according to code segments of code data in the demand code data set, and generating a test path according to the test points; generating a test case of the code data according to the code features and the test path, calculating a test distance between the test case and a historical test case, and generating a test scheduling sequence according to the test distance; performing synchronous testing on the demand code data set according to the test scheduling case, and extracting defect code data in the demand code data set through a test defect report in the test result set; and generating a test update case of the defect code data according to the test case, generating a test update report of the defect code data through the test update case, and generating a test report of the target software according to the test result set and the test update report. According to the invention, the software testing efficiency can be improved.
Owner:XINBIYOU (SHENZHEN) INFORMATION TECHNOLOGY CO LTD
Probe card OS test device and test method
The embodiment of the invention discloses a probe card OS test device and a test method. The device comprises: a base; the probe card mounting assembly is mounted on the base; the movable carrying table is mounted on the base, and a conductive block and an insulating block are arranged on the movable carrying table; the movable carrying table is configured to drive the conductive block and the insulating block to move, so that the conductive block or the insulating block is in contact with each probe of a probe card on the probe card mounting assembly to form a plurality of test paths in one-to-one correspondence with the probes or to enable the top ends of the probes to be mutually insulated; and the open / short circuit test module is respectively connected with the conductive block and each probe of the probe card, and the open / short circuit test module is configured to be conducted with the test path or each probe according to a preset mode so as to carry out open / short circuit test on each probe of the probe card. According to the embodiment of the invention, the open / short circuit test of each probe of the probe card is realized.
Owner:MICROPROBE TECH SUZHOU
Multi-mode communication equipment test case generation method and device, equipment and medium
The invention relates to the technical field of communication testing, and provides a multi-mode communication equipment test case generation method and device, equipment and a medium, and the method comprises the steps: obtaining a radio frequency parameter, network flow data and equipment log data of communication equipment, carrying out feature extraction and vectorization processing on the radio frequency parameters, the network flow data and the equipment log data to obtain a multi-modal vector; constructing a communication equipment calling relation graph according to the calling relation and the interaction protocol; constructing a test path evolution model based on a graph neural network, and transmitting the multi-modal vector to the test path evolution model, so as to search an optimal test path in a communication equipment calling relation graph through an attention mechanism; constructing a multi-target reinforcement learning reward function and dynamically adjusting the optimal test path through the multi-target reinforcement learning reward function; and according to the optimal test path, generating a target test case, and according to a test result of the target test case, adjusting model parameters of the test path evolution model, and carrying out multi-target reinforcement learning on the reward function.
Owner:DATANG SHENGSHI (SHENZHEN) COMMUNICATIONS CO LTD
PCB double-sided four-flying-probe test path optimization method
The invention discloses a PCB double-sided four-flying-probe test path optimization method, and belongs to the technical field of path optimization, and the method comprises the following steps: importing double-sided PCB data containing a test network and test points; obtaining an initial matching scheme of a network internal test point corresponding to each test network through the matching strategy, and optimizing each initial matching scheme to obtain a network internal test point path; constructing an initial test sequence between test networks through a recent insertion heuristic algorithm, and then introducing a local search algorithm into an adaptive large-scale neighborhood search algorithm to carry out iterative optimization on the initial test sequence to obtain a test sequence between the networks; and combining the test point paths in the networks and the test sequence between the networks, and outputting a double-sided four-flying-probe test path. According to the PCB double-sided four-flying-probe test path optimization method, the problem that the overall moving cost is difficult to further reduce in an existing method is solved.
Owner:GUANGDONG UNIV OF TECH
Online monitoring and early warning method for bus capacitor of electric drive system
The invention discloses an on-line monitoring and early warning method for a bus capacitor of an electric driving system, and belongs to the field of electric driving systems. The electric driving system sequentially comprises an isolating circuit, a full-wave bridge rectifier, a bus capacitor bank, an inverter, an actuator and a capacitance online testing device; the capacitor online testing device comprises a relay, a load resistor, a voltage acquisition module, a current acquisition module and a master control calculation unit. When the electric drive system is idle, a load resistor is connected to construct a test path, and current and voltage signals are collected; disconnecting a test path, constructing a degradation characterization quantity of multi-index information fusion through time-frequency domain feature extraction, and constructing an equal-length time interval sequence degradation curve; and the TCN-BRU-GRU combined prediction model carries out trend feature learning and training on the degradation curve. According to the method, waveform fitting and local and global data feature capturing of non-equal-interval time sampling are achieved, trend prediction of bus capacitor performance degradation is achieved, early warning is conducted before failure of the bus capacitor, and safe and reliable operation of an electric drive system is guaranteed.
Owner:NORTHWESTERN POLYTECHNICAL UNIV
Efficient software testing method and system based on UML (Unified Modeling Language) activity diagram
The invention discloses an efficient software testing method and system based on a UML (Unified Modeling Language) activity diagram, and relates to the technical field of software testing. Feature extraction is performed on a to-be-modeled system testing demand to obtain system sub-demands; the method comprises the following steps: sequentially sorting based on system sub-requirements, generating corresponding activity elements to generate a system activity graph model, converting an activity graph into a directed graph through a conversion rule, traversing the directed graph by adopting a search algorithm of a graph theory to generate test paths, and finally optimizing each test path by adopting a genetic algorithm to generate a test path set. And testing the to-be-modeled system through the test path set. According to the invention, through feature extraction of the test demand and the sub-demand, the comprehensiveness and pertinence of the test are ensured, the risk of missing key functions or scenes is reduced, and the test efficiency is improved.
Owner:BEIJING ZHONGCHAO WEIYE INFORMATION SECURITY TECH CO +1
Path planning method and device, electronic equipment and readable storage medium
PendingCN119147002AImprove planning efficiencyMeet testing needsInstruments for road network navigationNavigational calculation instrumentsPathPingcomputer science
The invention relates to the technical field of testing, in particular to a path planning method and device, electronic equipment and a readable storage medium, and the method comprises the steps: obtaining test demand information; according to the test demand information and pre-generated test case information, determining a road section or an interest point matched with the test scene; and acquiring a test path passing through the road section or the interest point. According to the scheme, on the premise of not depending on testers, the test path covering the required test scene can be automatically planned, so that the efficiency of planning the test path is improved, and the cost is reduced.
Owner:AUTONAVI INFORMATION TECH
Method and device for generating test case based on natural language processing
The invention provides a test case generation method and device based on natural language processing. The method comprises the following steps: preprocessing input data and generating a structured demand table; matching the rule base to determine compliance requirements; selecting the most similar test template through a semantic similarity algorithm; dynamically filling parameters to generate a test case and supplementing complete content; and outputting the structured test case and marking a risk level. Wherein the risk level is determined by comprehensively evaluating dimensions such as semantic similarity, risk matching degree, compliance matching degree and template use frequency through a weighted fusion algorithm. For high-risk test cases, test paths are expanded by creating and associating action test nodes. The test case is automatically generated through a natural language processing technology, a natural language based on efficiency and accuracy is remarkably improved, provided and generated, the test labor cost of processing is reduced, the test coverage range and the complex scene adaptability are enhanced through a multi-dimensional risk assessment and path extension mechanism, and the test efficiency is improved. Meanwhile, the test case is ensured to meet the requirements of regulations and standards.
Owner:HANGZHOU ZHONGMING ENGINEERING TECHNOLOGY CO LTD
Single-electrode silica gel sheet test circuit, device and method for physical therapy
PendingCN119667402Aimplement testImprove test efficiencyTesting dielectric strengthResistance/reactance/impedenceMicrocontrollerHemt circuits
The invention provides a single-electrode silica gel sheet test circuit, device and method for physical therapy. The single-electrode silica gel sheet test circuit comprises a microcontroller, a Darlington tube array chip circuit, a relay array, a signal conditioning circuit and the like. The microcontroller controls the Darlington array to amplify low-power signals, drives the relay array to achieve selection of different test paths, collects and processes test data, and transmits the test data to the computer through a serial port. The relay array alternately switches paths to complete each test item; the signal conditioning circuit is used for adjusting a test signal to meet the AD sampling requirement; the digital control analog switch realizes multiplexing of multiple paths of signals, and a single AD port acquires multiple paths of signals; and the state indicating circuit displays the test result and gives an alarm prompt. The system is specially used for a single electrode plate test scheme, the installation complexity can be remarkably reduced, the stability is improved, and the efficiency is greatly improved.
Owner:河南百昌源医疗科技有限公司
Test method for multi-parameter synchronous excitation of water electrolysis hydrogen production system
The invention discloses a test method for multi-parameter synchronous excitation of a water electrolysis hydrogen production system, and belongs to the technical field of water electrolysis hydrogen production, and the test method comprises the following steps: obtaining key operation parameters of the water electrolysis hydrogen production system to construct a dynamic coupling response model, and generating a multi-parameter synchronous excitation signal sequence; the multi-parameter synchronous excitation signal sequence is applied to the water electrolysis hydrogen production system, system response data are synchronously collected, and a system response data set with a time sequence mark is generated; generating an adaptive test path planning instruction based on the system response data set with the time sequence mark and the dynamic coupling response model; and updating the multi-parameter synchronous excitation signal sequence according to the self-adaptive test path planning instruction, and executing an iterative test. According to the method, the dynamic coupling response model is constructed, multi-parameter synchronous excitation is generated and applied, and a closed-loop strategy based on response data adaptive iterative testing is adopted, so that the dynamic characteristics and the performance boundary of the system can be efficiently and accurately identified, and a comprehensive global performance map is constructed.
Owner:江苏沿海可再生能源技术创新中心
Electronic component testing system, method, equipment and medium
The invention provides an electronic component test system, method and device and a medium, and the method comprises the steps: applying a pulse excitation signal to an input end of a to-be-tested electronic component, and determining an equivalent parasitic parameter set of the to-be-tested electronic component; constructing a signal path simulation network when the to-be-tested electronic component is tested based on the equivalent parasitic parameter set in combination with a test path of the to-be-tested electronic component, and performing test response analysis on the initial test signal through the signal path simulation network to obtain a signal pre-compensation coefficient of the initial test signal in a transmission process; applying a spectrum shaping test signal determined based on the signal pre-compensation coefficient to the to-be-tested electronic component, and determining the waveform fidelity of the actual response and the expected response of the spectrum shaping test signal under the to-be-tested electronic component; and whether the to-be-tested electronic component passes the test is determined based on the waveform fidelity. According to the technical scheme provided by the invention, the to-be-tested electronic component can be effectively tested when the test signal generates distortion deviation.
Owner:SICHUAN VOCATIONAL & TECHN COLLEGE
Test method, device and equipment for surface mounting production and storage medium
The invention provides a test method and device for surface mounting production, equipment and a storage medium. The method comprises the steps of collecting image information and an electric signal after surface mounting of a printed circuit board; pre-processing the image information to generate a pre-processed image; performing ellipse fitting on the preprocessed image to determine geometric features of the bonding pad; performing cross-modal feature fusion on the electrical signal feature vectors corresponding to the electrical signals and the geometric features to construct a multi-dimensional defect description matrix; inputting the multi-dimensional defect description matrix into a neural network model, and outputting a defect type classification label and a corresponding confidence score; and generating a dynamic test path planning scheme through an optimization algorithm according to the defect type classification label and the confidence score. By extracting the geometric features of the bonding pad, constructing the defect description matrix fusing the electric signals and the geometric information, and performing defect identification through the neural network, deep collaboration and information complementation between modals are realized, and the identification capability of complex defects is effectively improved.
Owner:SHENZHEN QIANHENG ELECTRONICS CO LTD
Interface testing method and device, equipment and storage medium
The invention provides an interface test method and device, equipment and a storage medium, a test path is analyzed by using a test analysis model obtained by performing knowledge enhancement based on an assertion knowledge base and a business knowledge base and performing training based on sample data, a test report is generated, and when a test result is obtained by executing a specified UI test task, the test result is displayed on the basis of the test report. Element state test point identification and element state test can be automatically carried out on the interface image corresponding to the test step by utilizing the interface test knowledge learned through knowledge reinforcement, and other abnormal conditions of the program interface involved in the test process are identified; hidden visual effect defects can be actively found for a dynamically changing user interface, an optimization scheme can be provided for defects existing in a program interface, the interface testing efficiency and the intelligent level are greatly improved, testing is more efficient and accurate, and user experience of application programs can be optimized easily.
Owner:KE COM (BEIJING) TECHNOLOGY CO LTD
A road pothole identification and inspection device for an autonomous driving vehicle
Owner:安徽中科星驰自动驾驶技术有限公司
PCB flying probe test path optimization method based on electrical characteristics
The invention relates to the technical field of probe testing, in particular to a PCB flying probe test path optimization method based on electrical characteristics, which comprises the following steps: calculating accessibility scores of test points according to the distribution of board surface test points and elements to determine risk types of the test points; determining a risk area grade corresponding to the grid unit according to the accessibility score in combination with the potential shadow area; optimizing the test path of the probe according to the risk area grade corresponding to the grid unit, and adjusting the initial moving speed of the test path of the probe in different grid units; for the same moving time sequence of different probe groups, determining overlapped grids according to the initial probe angles and the test paths corresponding to the probes, and determining whether there is a collision risk between the probes in combination with the initial moving speeds of the probes in different grid units; and when a collision risk exists between the probes, corresponding adjustment measures are taken according to the number of the overlapped grids. According to the invention, the test path is optimized in combination with multi-dimensional design based on the electrical characteristics and testability of the board.
Owner:JINGGANGSHAN UNIVERSITY
Test method, test device, test tool, storage medium and computer equipment
The invention discloses a test method, a test device, a test tool, a storage medium and computer equipment. The method comprises the following steps: in response to an instruction of executing a test task of a target application in a target scene, determining a test path of at least one to-be-tested functional component associated with the test task; identifying the type of a network communication mechanism between the to-be-tested functional components; mapping a network communication protocol of the to-be-tested functional component to a code conversion template corresponding to the network communication mechanism category to form a test script code of the to-be-tested functional component; and sequentially running the test script code of the at least one to-be-tested functional component based on the test path to execute the test task. According to the method provided by the invention, the time and workload of developing and maintaining a test tool or an engine are reduced, simulation in a real scene can be realized, state monitoring of the target application in the target scene is facilitated, and the quality of the application is evaluated more comprehensively.
Owner:BEIJING CENTURY TAL EDUCATION TECH CO LTD
High frequency communication terminal performance detection system and related method
The embodiment of the present application provides a high-frequency communication terminal performance detection system and related methods. By introducing two independently operable signal test paths, a base station simulator, a carrier coupler, a directional coupler and a first power meter form a signal test path; a base station simulator, a 5G millimeter wave coupler, a 5G millimeter wave receiving antenna and a first power meter form another signal test path. The two test paths can independently perform signal tests, and the upper host control machine summarizes and analyzes the real-time power measurement results of the 5G millimeter wave uplink signal and the real-time power measurement results of the LTE uplink signal, and generates a relevant performance test report. The performance test report records the average time power of the millimeter wave uplink signal and the average time power of the LTE uplink signal corresponding to the high-frequency communication terminal under test. The above architecture has high scalability and configuration flexibility, and can be used to effectively and reliably detect the high-frequency time average power of the uplink signal of the communication terminal.
Owner:SHENZHEN MORLAB COMM TECH CO LTD