51results about How to "Improve performance detection efficiency" patented technology

The invention provides a Bluetooth test system, comprising: a first shielding box, a test board, a first antenna, a second antenna, a Bluetooth test unit, a communication unit and a host computer. Thetest board is disposed in the first shielding box and comprises a circuit board interface for connecting to a tested Bluetooth circuit board. The first antenna is disposed in the first shielding boxand is connected to the tested Bluetooth circuit board through the circuit board interface. The second antenna is disposed in the first shielding box and is used for wirelessly connecting the first antenna. The Bluetooth test unit is connected to the second antenna through a coaxial line. The communication unit is connected to the tested Bluetooth circuit board through the circuit board interface.The host computer is connected to the communication unit and the Bluetooth test unit, and is configured to send a test command to the tested Bluetooth circuit board through the communication unit toenable the tested Bluetooth circuit board to perform data interaction with the Bluetooth test unit through the first antenna and the second antenna. The host computer obtains the Bluetooth performanceparameters of the tested circuit board through the Bluetooth test unit.

The invention provides a method and a device for diagnosing performance bottleneck The method comprises the steps: dividing a transaction measured by TPC-C (transaction processing performance council-cost) into a plurality of minimum links; when a TPC-C value obtained by TPC-C performance test reaches a predetermined performance reference value, obtaining first time consumed by each minimum link of the transaction; when the TPC-C value obtained by TPC-C performance test reaches a predetermined performance bottleneck value, obtaining second time consumed by each minimum link of the transaction; respectively comparing the first times and the second times of the minimum links, determining the minimum link with the second time greater than the first time as the bottleneck link; and determining a root reason corresponding to the bottleneck link according to a preset expert library, wherein the expert library is used for storing phenomena corresponding to the bottleneck link and corresponding relation of the reason. With the adoption of the embodiment of the invention, the diagnostic effect of the TPC-C performance test can be improved.

The invention relates to a pressure tank for testing the performance of an underwater connector. The pressure tank comprises a driving assembly, a high-pressure kier, a sealing cover, a test piece mounting assembly and a hoisting component. The driving assembly drives the test piece mounting assembly to vertically move in the high-pressure kier, and the high-pressure kier and the sealing cover arefixedly connected. The driving assembly, the test piece mounting assembly and the hoisting component are mounted on the sealing cover. According to the pressure tank, by testing inserting connectionand separation of the connector under the sealing condition, the pressure environment with the water depth being not larger than 1000 meters can be effectively simulated, and the efficiency of performance detection of the underwater connector is improved; and meanwhile the structure is simple, the performance of the connector can be stably and effectively tested, and the potential application value is achieved.

The invention discloses a method for detecting network port performance of an IPTV set-top box. The device comprises the IPTV set-top box and a loop-back network cable, wherein the head end of the loop-back network cable is plugged into a network port of the IPTV set-top box (STB), so the IPTV set-top box is used for transmitting and receiving data packets through the loop-back network cable connected to the network port, and determining whether the loop-back network cable is connected correctly according to the transmitted data packets and the received data packets; and if the loop-back network cable is connected correctly, every performance index of the network port is detected in the processes of transmitting and receiving the data packets, every detected performance index is compared with a preset performance index threshold value, and the network port performance is determined whether to meet requirements or not according to a comparison result. By using the method and the device disclosed by the invention and inserting the loop-back network cable into the set-top box after the set-top box is started, the detection of every type of the performance indexes of the network port of the set-top box can be performed automatically.

The invention relates to a lead-acid battery performance test method comprising the steps as follows: loading a set experimental temperature to a lead-acid battery, and cyclically carrying out a charge-discharge experiment and a dismantling experiment of the lead-acid battery; acquiring the capacity data of the lead-acid battery after the charge-discharge experiment of the lead-acid battery is repeated multiple times; detecting whether the capacity data is within a set capacity range; and judging that the lead-acid battery passes performance test if the capacity data is within the set capacity range, or judging that lead-acid battery does not pass performance test. Only by acquiring the capacity data of the lead-acid battery in the process of experiment and analyzing the capacity data, the performance of the lead-acid battery can be tested. Less time is consumed, and the efficiency of lead-acid battery performance test is improved.

The invention discloses a method and device for detecting the performance of an EBS dual-channel bridge module. The device for detecting the performance of the EBS dual-channel bridge module comprisean air circuit mechanism for realizing a test method of the performance of an assembly in the EBS dual-channel bridge module and a blocking mechanism used in the test. The air circuit mechanism comprises an air source, an air storage tank, an electromagnetic valve, an air pressure sensor and the like. The blocking mechanism comprises a test bracket, a test pressing part, a test blocking part and the like. According to the method and device for detecting the performance of the EBS dual-channel bridge module, the defects of the method and device for detecting the performance of the EBS dual-channel bridge module in the field are overcome, the detection efficiency can be improved on the premise of ensuring the detection accuracy so as to adapt to automatic detection equipment for fast-paced development of braking parts in industrial production, production enterprises for producing the dual-channel bridge module can conveniently complete efficient product quality control, and very important practical significance for improving the market competitiveness of the EBS dual-channel bridge module is achieved.

The invention provides a large-aperture optical element high-speed detection system based on ultrafast microscopic imaging. The system is characterized in that a first coupler sends one path of wide-spectrum ultrafast pulse laser to a microscopic imaging device, and the other path of the wide-spectrum ultrafast pulse laser is sent to a second coupler through a delay line; a microscopic imaging device divides the wide-light-path ultrafast pulse laser into a plurality of parallel incident light signals with different wavelengths, the parallel incident light signals are vertically incident to different positions of an optical element to be measured, and spatial light signals reflected back or transmitted out from the different positions of the optical element to be measured are transmitted to the second coupler; the second coupler is used for coupling the wide-spectrum ultrafast pulse laser subjected to delay processing with the spatial light signal to generate an interference signal; a dispersion compensation optical fiber performs time domain stretching on the interference signal; a detector converts the interference signal after time domain stretching into an interference electric signal; and an acquisition and processing device determines instantaneous phases of different positions on the optical element to be measured at any moment according to the acquired interference electric signals. The system is wide in detection range and high in efficiency.

The invention provides a method for evaluating the corrosion resistance of a steel structure coating. The method comprises the following steps: acquiring a to-be-detected infrared spectrum of the to-be-detected steel structure coating; substituting the infrared spectrum to be detected into a preset intelligent identification model for calculation to generate coating performance data; and evaluating the coating performance data based on a preset grade evaluation standard to obtain an anti-corrosion performance evaluation result of the to-be-tested steel structure coating. According to the method, the coating performance data is calculated by using the intelligent identification model, so that the rapid grade evaluation of the steel structure anticorrosive coating is realized, and the efficiency of steel structure performance detection is improved.

The invention discloses an optical cable performance detection method and a device. The method comprises steps that an optical fiber performance detection device calculates the normal optical power of the corresponding optical fiber according to an optical amplification plate normal optical power and attenuation parameters corresponding to each optical fiber, compares the actual optical power of each optical fiber at this moment obtained from a webmaster server with the normal optical power of the corresponding optical fiber, regards the optical fiber whose comparison result is not in the preset normal attenuation value range as an optical fiber with a hidden performance danger and outputs a detection results of optical fibers with the hidden performance dangers. In this way, via the optical fiber performance detection device, identifications of the optical fiber with the hidden performance dangers are determined with no need for manual calculation and determination on the optical fibers with the hidden performance dangers, thereby effectively increasing performance detection efficiency of the optical fibers, greatly reducing cost of performance detection and increasing accuracy rate of the performance detection.

The invention provides a performance detection method and device for an image recognition model, a server and a storage medium, and belongs to the technical field of the Internet. The method comprisesthe following steps: obtaining a set of test samples, wherein the test sample set comprises a plurality of test samples and a plurality of corresponding real labels; respectively inputting the plurality of test samples into a to-be-detected image recognition model, acquiring a plurality of prediction tags output by the image recognition model, acquiring a plurality of text similarities, using onetext similarity to represent the similarity between the real tag and the prediction tag of one test sample, and determining the recognition accuracy of the image recognition model according to the plurality of text similarities. The recognition accuracy of the model is determined according to the plurality of text similarities, the method can be compatible with label systems of various image recognition models, the performance detection of the model can be realized without re-labeling a sample, the consumption of time and cost is greatly reduced, and the efficiency of the performance detection of the model is improved.

The invention discloses an on-site detection device for a high-elasticity rubber asphalt composite crushed stone seal. The on-site detection device comprises a vehicle body, an electric rotating shaft, a water seepage instrument, a rolling device, an improved pendulum friction instrument and a drill core sampling device, and is characterized in that the electric rotating shaft, the water seepage instrument, the rolling device, the improved pendulum friction instrument and the drill core sampling device are positioned in the vehicle body, the electric rotating shaft is mounted at the top in the vehicle body, every two of the rolling device, the improved pendulum friction instrument and the water seepage instrument are mounted at an included angle of 120 degrees by taking the electric rotating shaft as a center, and the core drilling and sampling device is positioned on the other side of the vehicle body. According to the on-site detection device, the detection of four indexes of on-site skid resistance, skid resistance, density and void ratio of the high-elastic rubber asphalt composite chip seal can be realized, multiple functions are integrated, the efficiency and precision of performance detection are greatly improved, the defects of core drilling and sampling are overcome, and the device has important guiding significance for construction of the composite crushed stone seal.

The invention provides an automobile brake pad manufacturing performance detection device and method, and relates to the technical field of automobile brake pad detection.The automobile brake pad manufacturing performance detection device comprises a bottom plate, a clamping mechanism used for fixing a brake pad and a detection mechanism used for performance detection, the clamping mechanism is fixedly installed on the bottom plate, and the detection mechanism is arranged at the side end of the clamping mechanism; in addition, the automobile brake pad performance detection device can solve the problems that when an existing automobile brake pad performance detection device carries out performance detection, multi-point detection is not carried out, so that the performance detection effect of the automobile brake pad performance detection device does not reach the expectation, and the automobile brake pad performance detection device cannot simulate the effect which can be expressed by the brake pad on the occasions of rainwater or ice and snow; and 2, an existing automobile brake pad performance detection device needs to carry out hundreds of times and thousands of times of experiments, but an existing mode adopts a natural cooling mode to carry out cooling, so that the cooling time consumption between detection is too long, and the detection efficiency is influenced.

The invention discloses a camera testing device. The camera testing device comprises the following parts: a separating board is arranged in a cabinet body so as to separate the cabinet body into a testing cabinet and a control cabinet; a detecting cabinet is arranged in the testing cabinet, and an installing cavity is arranged in the control cabinet; a testing platform is arranged on the separating board, and a fixing clamp is arranged on the testing platform; the detecting component comprises an SFR testing piece, an audio testing piece, a button testing piece, a display screen testing piece, an LED testing piece, and an RGB testing piece; the SFR testing piece is arranged at the upper part of the testing platform at intervals, and the audio testing piece is arranged on the testing platform; the button testing piece is arranged at the peripheral edge of the fixing clamp, and the display screen testing piece is arranged beneath the fixing clamp; the LED testing piece is arranged at the testing platform, and the RGB testing piece is arranged at the upper part of the testing platform; the control component comprises a control host machine built in the installing cavity; the SFR testing piece, the audio testing piece, the button testing piece, the display screen testing piece, the LED testing piece and the RGB testing piece are electrically connected with the control host machine. The technical scheme has the advantage of improving the detecting efficiency of the camera performance.

The invention discloses a performance detection method and system of a television built-in dongle. The method comprises: after a television enters into a detection work position, controlling the dongle itself to enter a detection mode according to a detection instruction; judging whether the dongle itself is the first one; if the dongle itself is not the first one, building radio frequency connection with the dongle by a remote controller according to a public ID; if so, matching codes with the corresponding remote controller before building the radio frequency connection with the remote controller, sending its own ID to the remote controller, storing the ID as the public ID by the remote controller; reading the RSSI value of the remote controller by the dongle, reporting the value to a control terminal; determining whether the antenna of the dongle is normal according to the RSSI value by the control terminal. The invention also discloses a system. The method and system of the invention can detect whether the dongle antenna is normal, prevent matching code crosstalk phenomena, shorten the matching code time of the whole production line and improve the performance detection efficiency of the dongle.

The invention discloses a detection device for automatically detecting the performance of a pipeline gas self-closing valve, and the detection device comprises a working rack, and a plurality of groups of tool positions, a gas inlet detection device and a gas outlet detection device which are disposed on the working rack, and the plurality of groups of tool positions support and are fixedly provided with the self-closing valve. A plurality of groups of tool positions are arranged, detection work can be carried out on the plurality of groups of tool positions at the same time, each tool position is an independent subsystem and does not influence each other, the working efficiency is greatly improved, the air inlet detection device is in butt joint with an air inlet of the self-closing valve, and the air outlet detection device is in butt joint with an air outlet of the self-closing valve. The air inlet detection device comprises an air inlet sealing pressure head, an air inlet pressure head fixing seat and a first air cylinder, the air inlet sealing pressure head is driven by the first air cylinder to stretch out and draw back, front-back movement of the air inlet sealing pressure head is achieved, and then contact and separation of the air inlet sealing pressure head and the self-closing valve workpiece are achieved.

The invention provides a performance detection method of an unmanned aircraft for a power transmission line. The performance detection method comprises the following steps of: controlling the unmanned aircraft to hover at different heights, and respectively moving a detection system to a plurality of detection points far away from hovering points; controlling the unmanned aircraft to perform level flight along a preset flight closed route at each height respectively; receiving detection parameters of the current unmanned aircraft through the detection system at the same time; and finally, evaluating the performance of the unmanned aircraft based on the detection parameters. Through the adoption of the performance detection method provided by the invention, adverse factors of complex airspace application procedures, blind flying of the unmanned aircraft, and the like are avoided; potential safety hazards to the unmanned aircraft during the performance detection are avoided; the performance detection of the unmanned aircraft is guaranteed smooth; and the efficiency, the comprehensiveness, the accuracy and the reliability of the performance detection of the unmanned aircraft are improved.

The invention relates to a method for measuring torque of a low temperature superconductive wire, and an apparatus thereof. The apparatus is characterized in that a supporting rod is a circular pipe with notches; a sliding block is embedded in the circular pipe and is slidingly connected with the supporting rod; one end of the supporting rod is provided with an angle indicating dial and a rotating knob; a through hole is arranged at the centers of the sliding block and the rotating knob; a screw for fixing to-be-measured wire are disposed at the edge of the through hole; and the size of each notch of the supporting rod is smaller than the diameter of the supporting rod. The method is simple, shortens a measuring period (about 0.5 h to 1 h for measuring one sample), and has good repeatability. By using the method for measuring the torque, efficiency of product performance detection is increased, because the method has strong operability and can be mastered by general workers through simple training; and the problem of difficult detection of the torque for low temperature superconductive wire is solved.

The invention relates to an animation performance monitoring method and device, a storage medium and a computer device. The method comprises steps of obtaining an animation file in a target format; playing animation frames of the animation file through a special animation preview device; determining a frame time consumption parameter corresponding to each played animation frame in the playing process; and displaying the frame time consumption parameter corresponding to each played animation frame as a frame time consumption parameter distribution diagram according to the playing sequence of the animation frames through the special animation preview device. According to the method, animation performance monitoring efficiency can be improved.

The invention discloses a microphone array detection method, and the detection method is applied to electronic equipment with an audio player and a microphone array, and the method comprises the following steps: based on test audio data, controlling the audio player to play test audio; acquiring an audio signal recorded by the microphone array; according to the audio signal, performing performance detection on the microphone array, and determining the detection result, so the efficiency of microphone array performance detection is effectively improved, and the detection cost is reduced.

The invention discloses a method and system for detecting the performance of a TOF module, and the method comprises the steps: obtaining a first test value, a second test value, a third test value, afourth test value, a fifth test value and a sixth test value based on a light intensity value and a depth value, corresponding to each frame of image, obtained by a to-be-tested TOF module; adding thefirst test value, the second test value, the third test value, the fourth test value, the fifth test value and the sixth test value to obtain an evaluation value; and judging whether the performanceof the to-be-tested TOF module is qualified or not according to the evaluation value. By means of the detection method, the performance of the TOF module to be tested can be comprehensively detected,the precision and accuracy of performance detection of the TOF module are improved, and the efficiency of performance detection of the TOF module can be improved.

The invention discloses a bending degree detection device for linear lamp strip production and a detection method, and belongs to the technical field of lamp strip detection.The bending degree detection device for linear lamp strip production comprises a supporting cover, a connecting frame connected to the side wall of the supporting cover, a stretching box capable of horizontally moving in the supporting cover and a bending degree detection device for linear lamp strip production, the first sliding plate slides in the stretching box, the pressure sensor and the second sliding plate are fixed to the first sliding plate, and the first spring is connected between the pressure sensor and the inner wall of the stretching box; the end, extending out of the stretching box, of the second sliding plate is fixedly connected with a connecting plate, and multiple sets of inserting grooves are formed in the side wall of the connecting plate. By inserting a plurality of groups of test plates, the tensile capacity under different bending degrees can be detected, the detection requirements of different bending degrees can be met, and the detection function is greatly improved.

The invention provides a membrane disc flux and bubble point detecting device. The membrane disc flux and bubble point detecting device is characterized in that the membrane disc flux and bubble pointdetecting device comprises a water tank, a base located in the water tank, three or more threaded columns connected to the base, nuts matched with the threaded columns for using, a lower clamping plate, a membrane disc, an air cylinder, an upper clamping plate connected to a piston rod of the air cylinder, a main pipeline, a first branched pipeline, a second branched pipeline, a first electromagnetic valve, a pressure gauge, a second electromagnetic valve, a flowmeter and a self-priming pump, wherein the first branched pipeline and the second branched pipeline communicate with the main pipeline, the first electromagnetic valve and the pressure gauge are sequentially mounted on the first branched pipeline, and the second electromagnetic valve, the flowmeter and the self-priming pump are sequentially mounted on the second branched pipeline. Through unique design, a membrane disc flux detecting device and a membrane disc bubble point detecting device are integrated, the performance detecting efficiency of the membrane disc is improved, the equipment cost is saved, and the workload of technicians is reduced; the ventilation and liquid pumping processes are controlled through the firstelectromagnetic valve and the second electromagnetic valve, and the utilization rate of the membrane disc flux and bubble point detecting device is increased; and the detecting device is provided with the air cylinder, the upper clamping plate and the lower clamping plate compress the membrane disc through the air cylinder without manual control, and thus convenience and rapidness are achieved.

The present application provides a device reception performance detection method and apparatus, a device, a medium, and a program product, the method comprising: transmitting a performance detection signal having a signal abnormality, and receiving the performance detection signal; performing demodulation processing on the performance detection signal to obtain a processing result; and according to the processing result, determining a performance detection result of an abnormal signal which is received by the equipment and has the same abnormal type as the performance detection signal. In theapplication, the terminal device can perform performance detection in a self-detection manner, i.e., the terminal device itself performs signal sending and signal receiving, so as to check whether abnormal signals of different types can be normally received or not, thereby achieving the purpose of receiving performance detection. Other detection equipment is not needed, so that the detection costcan be reduced; in addition, the device self-detection mode can also greatly simplify the detection process, is convenient for troubleshooting, and improves the performance detection efficiency.

The invention discloses a device for detecting performance of an all-aluminum light-weight container plate. The device comprises a device body, the device body comprises a lower placing frame body and an upper working table, the lower placing frame body comprises a first transverse supporting table top, supporting legs and a first transverse partition plate, the supporting legs are provided with a first supporting leg and a second supporting leg. A first hydraulic telescopic cylinder, a second hydraulic telescopic cylinder and a first water tank are arranged on the first transverse partition plate, a first telescopic section and a second telescopic section are arranged on the first hydraulic telescopic cylinder, a third telescopic section is arranged on the second hydraulic telescopic cylinder, a first net plate is arranged in the first transverse supporting table top, a water collecting tank is arranged at the bottom of the first net plate, and a first water outlet pipe is arranged at the bottom of the water collecting tank. The first water outlet pipe is located on the upper portion of the first water tank, and square grooves are formed in the end faces of the water collecting grooves. Through the arrangement of the first net plate and the first spray head, the detection of the performance of the all-aluminum light-weight container plate is met, the detection is more visual, and the detection efficiency is improved.