21results about How to "Improve test throughput" patented technology

The invention relates to the technical field of chip aging tests, and discloses a chip aging test fixture control method and device and a storage medium, and the method comprises the steps: carrying out the parameter collection of a test fixture, and obtaining original test data; performing control signal analysis and signal fusion, and inputting a fused temperature control instruction into a temperature control unit of the test fixture to obtain steady-state test data; performing multi-dimensional analysis and data screening to obtain effective test data; performing performance feature extraction to obtain performance feature data; grouping is carried out, the weight coefficient of each test channel is calculated, weighting processing is carried out in combination with a failure mode standard, and aging characteristic data is obtained; and inputting the aging characteristic data into the life prediction model to calculate a performance prediction value and a life prediction value to obtain a chip aging test result, the chip performance degradation characteristics can be accurately captured, the performance prediction value and the life prediction value are output at the same time, and a comprehensive aging evaluation result is provided.

The invention discloses a relay automatic testing machine and a testing process thereof, and the relay automatic testing machine comprises a dual-channel feeding mechanism, a first material pushing mechanism, a first caching mechanism, a second caching mechanism, a testing mechanism, a caching material shifting mechanism, a testing material shifting mechanism, an arm moving mechanism, a transfer mechanism and a discharging mechanism. The testing process comprises the following steps: S1, double-channel feeding; s2, double-station caching is carried out; s3, testing and feeding; s4, testing a relay; s5, caching after testing; and S6, classified discharging is conducted. Double-channel synchronous feeding and double-position cache transfer testing are adopted, the relay testing efficiency is effectively improved, flexible stripping transfer is adopted, transfer cache of multiple sets of relays is achieved, the transfer efficiency is improved, and meanwhile the equipment cost is reduced.

The invention discloses an analog integrated circuit test method based on edge calculation, the method is executed by an edge node, and the method comprises the following steps: obtaining a step response waveform of an analog integrated circuit; extracting screening features from the step response waveform; determining an abnormal level and a test type of the screening feature; determining the demand level of the server for the original waveform data based on the abnormal level of the screening feature and the test type; and determining a sending strategy for sending the screening feature and the original waveform data to the server based on the demand level. According to the invention, waiting and repeated interaction of the server can be reduced, and test judgment efficiency and test throughput are improved.

The invention relates to the technical field of conduction testing, in particular to conduction testing equipment and a conduction testing method for energization of a panel, the conduction testing equipment comprises a safe conduction detection device installed in a shielding cabinet, and the safe conduction detection device comprises a multi-section lifting platform, a stable butt joint detection seat, a positioning turnover seat and a turnover fixing tool; the multi-section lifting platform is fixedly mounted in the shielding cabinet; the plurality of stable butt joint detection seats are distributed at the lifting end of the multi-section lifting platform at equal intervals; the positioning turnover seat is mounted at the top of the multi-section lifting platform, and the movable end of the positioning turnover seat is arranged right above the stable butt joint detection seat; the multiple overturning fixing tools are symmetrically installed on the upper side and the lower side of the positioning overturning base, multiple limiting placement grooves are formed in the overturning fixing tools, the limiting placement grooves correspond to the detection ends of the stable butt joint detection base one to one, the limiting placement grooves are matched with the shape of a test product, and the production safety and the production efficiency can be effectively improved.

The present invention relates to a clamp device and a detection method integrating PCR amplification and capillary electrophoresis analysis. The present invention adopts an integrated pipeline closed clamp, so the contamination source of high-concentration PCR products is effectively controlled, avoiding cross contamination between laboratory tests, and eliminating manual intervention between PCR amplification and capillary electrophoresis analysis, thereby improving test efficiency and having good application prospects.

The present invention provides a magnetic bead cleaning and separation device, comprising a base, a transfer device, a liquid injection and discharge assembly, and a plurality of main magnetic components. The transfer device movably arranged on the base sequentially transfers reaction cups to corresponding operating positions on the base through a first parallel transfer track and a second parallel transfer track. A plurality of main magnetic components are arranged between the first transfer track and the second transfer track, so that each main magnetic component can act on the reaction cups in the first transfer track and the reaction cups in the second transfer track at its corresponding operating position. The same main magnetic component acts on different reaction cups on the first parallel transfer track and the second parallel transfer track to achieve the breaking up and aggregation of magnetic beads, thereby improving the utilization rate of the main magnetic component and the processing throughput of the magnetic bead cleaning and separation device, so that more reaction cups can be processed within the same operating time. The present invention also provides a corresponding chemiluminescent immunoassay analyzer and a corresponding magnetic bead cleaning and separation method.

The present application provides a test machine, which comprises a test device, a conveying device, a feeding device, a collecting device, a moving device and a central control device. A plurality of test chambers of the test device are configured with testers for testing electronic components. A moving frame of the conveying device can carry the feeding device, the collecting device and the moving device to move synchronously to one side of the test device along a conveying path. The moving device has a mover which can move independently in a plurality of directions to facilitate rapid movement of the electronic components to be tested or tested among the feeding device, the collecting device and the test device. Thus, the moving distance of the feeding and collecting devices is effectively reduced, and the moving device is lightweight and can move rapidly to pick and place the components, thereby improving the test capacity.

The utility model relates to electrical measurement and automation test technical field, concretely relates to a kind of AC-DC withstand voltage insulation tester, it includes: main control unit, for executing test program and controlling each module coordinated work;High voltage output module, for generating the AC / DC high voltage required by test;Precise current detection module, for detecting the leakage current of measured piece;Multi-channel test interface, for connecting multiple measured equipment;Automatic switching unit, for automatically switching test channel;Data storage module, for automatically recording test data;Man-machine interface, for displaying test information and receiving operation instruction.The utility model is jointly constituted by innovative design an advanced test system with automation, high precision, high efficiency, intelligent management in one, realizes qualitative leap in test quality, operation convenience, production efficiency and safety etc., fully meets the rigorous requirement of modern industry to electrical safety test equipment.

The present application relates to a test system and method for a display module. The system includes: a test machine, electrically connected to a test board, including a transmission interface, the transmission interface is used to send test image data to the test board; the test board includes an image data processing module and N test bits, N is a positive integer; wherein the image data processing module is used to receive and copy the test image data to obtain N groups of target image data, the N groups of target image data correspond one-to-one to the N test bits; and the N groups of target image data are respectively sent to the corresponding test bits, so that the display module corresponding to the test bit displays the target image data, and the display module is subjected to a display test. The use of the present application can improve test efficiency and save costs.

The invention discloses a kit and a method for detecting the ratio of kappa-FLC to lambda-FLC through a single channel. The kit for detecting the ratio of kappa-FLC to lambda-FLC through the single channel comprises a reagent 1, a reagent 2 and a calibrator reagent, wherein the reagent 1 comprises latex microspheres coated with lambda-FLC and kappa-FLC polyclonal antibodies, and a first buffer solution; the reagent 2 comprises an FLC monoclonal antibody, a second buffer solution and 0.1-1wt% of a second surfactant; the calibrator reagent comprises a third buffer solution and a calibrator with different ratios of a kappa-FLC antigen to a lambda-FLC antigen. The kit for detecting the ratio of the kappa-FLC to the lambda-FLC in the serum through the single channel, provided by the invention, can accurately determine the ratio of the kappa-FLC to the lambda-FLC, and is low in required cost, high in detection efficiency, large in test flux, high in detection accuracy and good in specificity.

The present invention discloses an integrated microfluidic chip for capturing and incubating circulating tumor cells, belonging to the field of microfluidic technology. The integrated microfluidic chip of the present invention comprises an upper chip, a middle chip and a bottom chip connected in sequence from top to bottom. The first microcolumn array in the upper chip realizes the primary capture of circulating tumor cells. The drainage channel arranged in the middle chip is used to introduce the blood sample from the upper chip into the center of the bottom chip, so that the blood sample flows radially into the U-shaped microcolumn unit for secondary capture. The radially distributed U-shaped microcolumn units make the fluid flux very large, the blood sample flow rate is fast, and the capture rate is high. The present invention overcomes the shortcomings of the prior art microfluidic chips with low flux, insufficient number and purity of enriched tumor cells, resulting in inaccurate detection process. The integrated microfluidic chip provided integrates the capture function and the incubation function, and has high throughput and high capture rate.

The invention provides a fault injection parameter processing method and device based on a test process context, and the method comprises the steps: obtaining process context information containing a multi-step logic relation through analyzing a test process described by an ATML (Automatic Test Markup Language); according to the process context information and the real-time resource state of the current test system, collaborative analysis and dynamic decision making are carried out, and adaptive fault injection parameters are intelligently generated; and finally executing fault injection according to the generated parameters. According to the method, the defects of fixed fault parameters and lack of process adaptability in a comprehensive test in the prior art are overcome, the conversion from static parameter table lookup to dynamic context sensing decision is realized, and the automation level, test precision and adaptability to complex test scenes of aviation tests and tests are remarkably improved.

The present invention relates to a flow path device and method integrating automatic cleaning, PCR amplification and detection. The flow path device and method of the present invention simplify the PCR detection process, realize automatic flow cleaning through multi-stage washing liquid between different test batches, thereby creating a PCR amplification assembly line operation, greatly improving the test throughput of the platform; and eliminating manual intervention in the cleaning, PCR amplification and detection processes, improving the test efficiency, and having good application prospects.

The invention discloses an automatic test system and method based on a relay protection device, and relates to the technical field of relay protection device analysis. In the relay protection test process, electrical time sequence data and device state signals in the test stage are collected in real time, data are processed, and a scene data unit capable of being independently stored and analyzed is generated; constructing a test path transfer directed graph; predicting a subsequent stage candidate set according to the test path transfer directed graph; forming a to-be-executed candidate list according to the predicted subsequent stage candidate set in combination with the current available resource set; analyzing a resource conflict relationship among the test items, and generating an optimized test sequence; when it is detected that the test process is abnormally interrupted, a continuous test execution instruction is generated by conducting mode matching on the context and a historical successful continuous test case, the test is recovered from the breakpoint, and meanwhile the interruption and recovery mode is stored in a historical continuous test case library. And the success rate and the safety of continuous testing are improved.

The application discloses a temperature control jig, which comprises a top plate, an intermediate layer and a bottom plate arranged in layers, wherein the top plate and the bottom plate are flat plate structures, a frame is arranged along the edge of the top plate, one side surface of the frame protrudes from the surface of the top plate, the top plate and the frame form a containing space for containing a display panel to be tested, a plurality of heat conduction columns are arranged on the side surface of the bottom plate away from the intermediate layer, and the intermediate layer is provided with a plurality of arrayed through holes, so that the cross section of the intermediate layer is a grid structure. The grid design of the intermediate layer of the temperature control jig greatly reduces the overall mass and heat capacity of the jig, so that heat can be more quickly conducted to the top plate through the bottom plate heat conduction columns, and the temperature rising and falling waiting time is shortened. Moreover, when the grid structure is heated and expanded, the through holes provide internal deformation space, effectively avoiding macro warping of the jig as a whole, and ensuring flat and close fitting of the panel and the jig during the test.

The utility model discloses a nitrogen spring elastic force testing device with a continuous detection function, which comprises a bottom plate, a servo motor is arranged on one side above the bottom plate, and a base is arranged above the bottom plate. The reciprocating lead screw is driven by the servo motor, so that the sliding sleeve can accurately move on the reciprocating lead screw, the whole testing mechanism is further driven to move in the horizontal direction, the testing mechanism is allowed to be rapidly switched between the two bases through the design, manual movement or equipment readjustment is not needed, the standby time is remarkably shortened, and the testing efficiency is improved. Due to the fact that the testing mechanism can freely move between the two bases, after the nitrogen spring on one base is tested, the nitrogen spring can be immediately moved to the other base to conduct the next group of tests, the continuous testing function greatly improves the testing efficiency, and especially in large-scale production or quality detection, the testing efficiency is greatly improved. And a large number of nitrogen spring testing tasks can be completed more quickly.

The present application discloses a dynamic random access memory test method, system, device and storage medium, wherein the method comprises the following steps: in response to a chip test instruction input by a user, sending serial port data to a device end so that the device end parses the serial port data so that the device end runs a test program and sends feedback information; and displaying the chip test status according to the feedback information. The present application can shorten the test time and improve the test capacity. The present application can be widely used in the field of memory chip test technology.

The invention provides a test fixture for testing an image sensor chip, and aims to solve the problems of poor imaging consistency, limited site layout and the like caused by stray light generated by reflection and refraction of light on the surface of a structural member in an existing structure. The through straight hole is formed in the structure between the light source and the lens, and the transparent light guide piece is embedded in the straight hole, so that illumination light is transmitted in a unique and stable path. The material and the shape of the light guide piece can be freely selected according to requirements so as to adapt to different spectral characteristics and light source positions. The light enters the dodging part and the lens system after being directionally transmitted by the light guide part, and the middle does not contact the surface of a surrounding structure, so that stray light is effectively prevented from being generated, and the illumination uniformity and imaging consistency of each test position are remarkably improved. Due to the fact that the light path is strictly limited, the scheme is not limited by the field angle of the lens any more, the site distance can be reduced, a plurality of test positions can be flexibly arranged, the number of testable points in unit area is increased, and therefore the test efficiency and the throughput capacity of a production line are improved. The probe card is simple in structure, convenient to process and high in adaptability, can be directly applied to an existing probe card system, and has good popularization value.

The application belongs to the technical field of multi-channel storage card testing, and specifically discloses a multi-channel storage card parallel testing system and method based on FPGA, which comprises a master control processor configured to receive a testing firmware instruction and issue the testing firmware instruction to a central decoding and distribution module; the central decoding and distribution module is configured to communicate with the master control processor, receive the testing instruction issued by the master control processor and decode the testing instruction, generate a command frame and a channel enable mask, and issue the command frame and the channel enable mask to each controller; a plurality of controllers, each of which is connected to a storage card, and each of which is configured to judge whether the controller is enabled based on the received command frame and the channel enable mask, and if the controller is enabled, send a command to the storage card through a physical pin and receive a response of the storage card; the application significantly improves the overall testing throughput and avoids resource redundancy caused by simply copying multiple independent testing units.

This invention discloses an AI-based automated integrated testing system for optical module firmware verification, belonging to the field of optical communication equipment testing technology. Specific features include: deploying a three-sensor matrix of optical, electrical, and environmental sensors to synchronously collect core parameters of the optical module; setting an appropriate sampling frequency to ensure complete capture of transient fluctuations and timestamp synchronization; employing a dynamic threshold method based on temperature change rate to eliminate outliers; extracting three basic features: temporal coupling, frequency domain correlation, and spatial distribution; combining fault sensitivity coefficients and feature redundancy with weighted fusion to form comprehensive features; constructing a multi-stage fusion diagnostic system; dynamically switching and adapting sub-models; accurately identifying various faults and associating them with environmental parameters to locate the causes; the system supports incremental updates of model parameters and core parameter threshold libraries; and automatically generates standardized test reports containing feature correlation maps and parameter change curves, significantly improving the efficiency, accuracy, and intelligence level of optical module firmware verification.

The invention discloses a method for constructing an evaluation model for removing redness based on cytokine-stimulated chicken embryo angiogenesis: determining the safe concentration of the test substance; dividing the cell culture into a model control group, a negative control group, a positive control group and a test substance group, collecting the supernatant after the incubation; detecting cytokines in the supernatant; selecting fertilized chicken embryos in the rapid growth period of blood vessels, dividing them into a test substance group, a negative control group, a positive control group and a model control group, and recording the distribution of chorioallantoic blood vessels; adding the supernatant collected from the corresponding groups to the chorioallantoic membrane, and recording the distribution of chorioallantoic blood vessels after incubation; counting the bifurcation of blood vessels, calculating the angiogenesis rate and the vascular inhibition rate, and evaluating the effect of removing redness of the test substance. The test substance conditions of the invention are low, and cells are used as the experimental system, with high sensitivity; the experimental cycle is short, and a large number of samples can be quickly detected. Using cells and chicken embryos as experimental models is simple to operate, and the results are intuitive, which is an ideal model for predicting the effect of removing redness.