81 results about "Test setup" patented technology

A system for accidentology-based measuring of accident risk-indexing score values for a motor vehicle to be tested providing a measured accident probability value for an occurrence of an accident event having a physical impact to the tested motor vehicle. The system includes a driving scenario module, a test setting module, and a scoring module. The driving scenario module is configured for determining various driving scenarios for the motor vehicle by defining a set of measurable scenario characteristics, which include at least one ADAS variable. The test setting module is configured for determining a test setting in form of a multi-dimensional test matrix, which includes testing protocols for each of the measurable scenario characteristics for providing measured values of measurable scenario characteristics of the various driving scenarios. The scoring module is configured for generating the risk-indexing score by receiving the multi-dimensional test result signal and a historical data information signal.

Proposed are a test device and a manufacturing method of the test device capable of testing a test object that is provided with an electrode which has a size and / or a pitch distance ranging from 1 to 100 micrometers (μm).

The invention relates to the technical field of explosion-proof robot detection, in particular to an explosion-proof robot 3R structure test platform and test method.The test platform comprises a test PC, a control cabinet and a motor, a panel is arranged at the top end of the control cabinet, and a demonstrator is arranged at one end of the control cabinet; the panel is uniformly provided with a plurality of station bearing assemblies used for installing to-be-tested pieces, and the two ends of the panel are provided with protective supports fixed to the control cabinet. The test PC is arranged on the protective bracket close to one side of the to-be-tested workpiece mounting bracket; fault indicating lamps are arranged at the tops of the protective supports; the station bearing assembly is used for installing and carrying a to-be-tested piece, the motor is used for driving a J4 shaft of the to-be-tested piece to rotate, track data, fault codes and motor data generated by the demonstrator are automatically integrated through the testing PC, a visual report containing risk identification is generated, and therefore the problems that an explosion-proof robot depends on a traditional testing method, the testing period is long, and the testing efficiency is high are solved. Fault positioning is difficult, and maintenance is inconvenient.

The invention discloses a cabin area controller upgrading test device and method. The device comprises a cabin area controller, an initialization unit, a control unit, a switch switching unit and a power supply unit. The first input end of the switch switching unit is connected with the initialization unit, the second input end of the switch switching unit is connected with the control unit, and the output end of the switch switching unit is connected with the cabin domain controller; the switch switching unit is used for controlling the on-off between the initialization unit and the cabin domain controller; the control unit is used for sending a test signal to the cabin domain controller and switching the cabin domain controller from an initial setting state to a test setting state; the first end of the power supply unit is connected with the cabin area controller, the second end of the power supply unit is connected with the control unit, the power supply unit is used for supplying power to the cabin area controller based on the first control signal sent by the control unit, the structure is compact, the cost is low, the stability and the reliability are higher, and the system is suitable for a laboratory environment where a large number of OTA tests need to be repeatedly carried out.

The invention relates to an interferometric testing arrangement for testing the surface shape of a test object, comprising a lighting device (105, 205, 305) for generating an input wave from electromagnetic radiation produced by a light source and an interferometer (150) in which, after splitting the input wave into at least one test wave directed towards the test object (170) and a reference wave, testing the surface shape of at least a partial surface of the test object (170) can be carried out by interferometric superposition of the at least one test wave and the reference wave, wherein a diffuser (130, 230, 330) is arranged in the lighting device, wherein the lighting device has a first optical path (110, 210, 310) and a separate second optical path (120, 220, 320), and wherein the input wave is transmitted via both the first optical path (110, 210, 310) and the second optical path (120, 220, 320). 220,320) can be coupled into the interferometer (150).

The invention provides a DDR wafer test anomaly detection method and device based on machine learning, and the method comprises the steps: obtaining a time sequence eye pattern synchronously collected in a DDR wafer test process and time sequence waveform data related to total jitter, deterministic jitter and random jitter, and carrying out the clock edge phase segmentation alignment of differential time sequence sampling points in the time sequence waveform data, phase domain dense sampling data is constructed, adaptive sparse coding is completed in combination with DDR jitter physical priori, noise and normal process fluctuation related components are removed, defect sensitive sparse components are obtained, variational mode decomposition is performed, components related to process drift, normal process fluctuation and abrupt change abnormity are obtained, and the defect sensitive sparse components are subjected to sparse coding; and the abrupt change anomaly correlation component is extracted as target detection data, a preset machine learning model is input, an anomaly mode correlation result is generated, a DDR wafer test anomaly detection result is output based on the result, and a corresponding test setting item adjustment instruction is generated. According to the invention, the overall efficiency and the result reliability of the DDR wafer test can be improved.

A two-stage test process for testing IC packages having integrated launchers includes a first stage in which an RF-accurate test process is used to perform RF-accurate tests on a sample set of IC packages to obtain RF-accurate test results and a loop-back test process is performed to obtain loop-back test results. Test characterization data is obtained by comparing the RF-accurate test results to the loop-back test results. In a second stage, larger-scale testing is performed solely with the loop-back test process, and the loop-back test results for each tested IC package are compared with the test characterization data to characterize the test operation of the tested IC package. The loop-back test process can employ a test jig employing a PCB-mounted or PCB-integrated loop-back structure for relatively rapid test setup and test processing.

The invention relates to a method for interferometric surface measurement of a test specimen, a computer-generated hologram (CGH) and an interferometric test arrangement. In a method according to the invention, an interferometric superposition of a test wave directed by a CGH (120, 220, 320, 410, 420, 430, 510) onto the test piece (140, 240, 340, 540) and reflected therefrom is carried out with a reference wave not reflected at the test piece, wherein, based on a further interferometric superposition of light reflected at at least one Littrow structure (122, 222, 322, 412, 422, 432, 512) of the CGH with light reflected at a reference surface, a contribution to the optical effect of the CGH caused by a deformation present at the CGH is determined, and wherein a determination of the fit of the test piece (140, 240, 340, 540) is carried out taking this contribution into account.

The invention relates to a battery simulator (200) for testing a test object (50), comprising: a first voltage step-down converter unit (1a) having - a first output (8a) and - a first voltage reference point (16a), wherein the first voltage step-down converter unit (1a) converts a first intermediate circuit voltage (UZKa) into a first output voltage (Ua); a second voltage step-down converter unit (1b) having - a second output (8b) and - a second voltage reference point (16b), wherein the second voltage step-down converter unit (1b) converts a second intermediate circuit voltage (UZKb) into a second output voltage (Ub), wherein the first output (8a) and the second output (8b) are electrically connected to one another and a battery simulator output (22) is connected to the first voltage reference point (16a) and the second voltage reference point (16b) such that a battery simulator output voltage (UA) is applied between the first voltage reference point (16a) and the second voltage reference point (16b). The invention also relates to a test setup, to a method for operating a battery simulator (200), and to a method for testing a test object.

The invention discloses a vehicle parking test method and system and electronic equipment, and the method comprises the steps that a parking test interface is displayed, the parking test interface comprises a first display area and a second display area, the first display area is used for displaying test operation state information in the parking test process, the test operation state information comprises test state information and test debugging information, and the second display area is used for displaying test debugging information; the second display area is used for displaying a test management control and is used for a user to perform parking test setting and check parking test parameters; parking test information is determined according to operation of a user on the test management control, wherein the parking test information comprises any one of a real vehicle mode, a simulation mode, a playback mode and a recharge mode; according to the parking test information, corresponding parking test processing is carried out, and corresponding test operation state information in the parking test process is displayed in the first display area. Therefore, the parking test efficiency can be improved, the development and verification period can be accelerated, the test scene can be expanded, and the parking test coverage can be more comprehensive.

Exemplary embodiments according to the invention include an automatic test equipment for testing a test object, wherein the automatic test equipment comprises a plurality of device power supplies, the device power supplies being configured to operate in a multiple operating mode. The automatic test equipment is configured to provide individual acquisition measurement results that are assigned to the individual device power supplies of a set of device power supplies when the individual device power supplies of the set of device power supplies are grouped.

The present invention relates to a test setup comprising a first planar electrode, a second planar electrode, and layers of a sample of an electric cable. The present invention further relates to a test fixture comprising the test setup. The present invention also relates to a method of analyzing an electrical property of a sample of an electrical cable using the test fixture.

A switch circuit connects an external inspection device to a first internal circuit, a second internal circuit, or both the first internal circuit and the second internal circuit in a state where the external inspection device is connected to an external terminal. A switch control circuit selects a connection destination of the external inspection device in the switch circuit based on a test setting signal from outside.

Method for fatigue testing of a beam-shaped test specimen with a predetermined target load distribution, comprising at least a first test sequence (SQ1) of a first segment (SG1) of the test specimen, wherein one end of the first segment (SG1) is fixed in a test device (2) and is excited with a first predetermined load collective, comprising a load amplitude for each cross-section along the segment (SG1) of the test specimen, a load mean value for each cross-section along the segment (SG1) of the test specimen and a number of cycles, by an active load introduction means (4) at a first load frequency close to or equal to the system natural frequency of the test setup, and, subsequently, a second test sequence (SQ2) of a second segment (SG2) of the test specimen, which overlaps at least partially with the first segment (SG1) of the test specimen, wherein one end of the second segment (SG2) is fixed in a test device (2) and is excited with a second predetermined load collective by an active load introduction means (4) at a second load frequency close to or equal to the system natural frequency of the test setup, wherein the first predetermined load collective together with the second predetermined load collective accumulates at individual cross-sections along the test specimen and thereby achieves or exceeds the predetermined target load distribution, wherein the first load collective and the second load collective act together in the impact or pivoting direction or together in the impact and pivoting direction.

According to an embodiment, a generation device includes an analysis unit, a test scenario generation unit, and a test code generation unit. The analysis unit is configured to analyze a definition file that defines a structure of web application programming interface (Web API) and generate structure analysis data of the Web API. The test scenario generation unit is configured to generate test scenario data of the Web API from a test setting file and the structure analysis data. The test setting file including a test type of the Web API and a test item depending on the test type. The test code generation unit is configured to generate test code for testing the Web API based on the test scenario data.

The invention provides a universal radio control detector test system. The universal radio control detector test system comprises a horn antenna, test equipment and an upper computer, the horn antenna is used for receiving a signal sent by a to-be-tested antenna and is connected with test equipment through a radio frequency cable; the test equipment comprises a radio frequency chip, an AD chip and an FPGA chip, the FPGA chip is used for running an FPGA program, and the FPGA program is used for setting hardware configuration, processing a received signal and sending a processed test result to the upper computer; the upper computer is used for selecting hardware configuration, switching a test mode and displaying a measurement result; the measurement mode supports a manual measurement mode and an automatic measurement mode; according to the invention, hardware configuration is set through an FPGA program, different scenes and different radio control detectors can be tested, and test indexes under a plurality of frequency points can be automatically tested in an automatic test mode; a threshold value and an LED lamp are arranged to cooperate with the fine tuning mechanism to adjust the horn antenna, so that the signal receiving effect can be improved, and the test equipment is high in integration level, good in portability and simple to operate.

This describes a test setup for validating a camera of a vehicle and a corresponding method. The method comprises receiving location information of a target location from an input source for which a camera unit of the vehicle is to be validated. The method further comprises determining climatic conditions of the target location based on the location information. Furthermore, the method comprises determining a luminous intensity of the target location by analyzing the climatic conditions using a pre-trained machine learning model. Thereafter, the method comprises controlling an activation of a plurality of illuminants of the test setup to achieve the luminous intensity of the target location in the test setup.

The invention relates to the technical field of radio frequency microwaves, and discloses an automatic test system and method for a vector network analyzer, and the system comprises a data interaction module which is used for achieving the data interaction with the vector network analyzer; the test setting module is used for setting test items: according to the electronic product to be tested, items needing to be tested are added to a test process, test item information is set, and the test item information comprises test item names, test parameters and test index value ranges input by testers; and the data processing module is used for executing the test items: processing the test data returned by the vector network analyzer according to different test items to obtain a test result, and checking whether the test items meet the requirements of the to-be-tested electronic product or not according to a set test index value range. The problem that an automatic test system can only test electronic products of a single model is solved.

The invention provides a stray capacitance self-calibration measurement device and a stray capacitance self-calibration measurement method. The stray capacitance self-calibration measurement device comprises a stray capacitance measurement module and an error compensation module, the stray capacitance measurement module is connected to the two ends of the test circuit and is used for measuring the first stray capacitance of the test circuit which is not provided with the to-be-tested device and measuring the second stray capacitance of the test circuit which is provided with the to-be-tested device; the error compensation module is connected with the stray capacitance measurement module and used for judging whether the first stray capacitance is within a preset capacitance range or not and subtracting the first stray capacitance from the second stray capacitance when the first stray capacitance is within the preset capacitance range to obtain a measured capacitance value of the device to be measured. Whether the stray capacitance test of the test circuit is normal or not is judged firstly, and the stray capacitance value of the test circuit provided with the to-be-tested device is tested after the stray capacitance test is normal, so that the problem that the capacitance value measurement of the test device is finally influenced due to inaccurate test of the test circuit is avoided.

The present invention discloses a fitting agent for a hearing device and related methods, wherein the fitting agent is configured to: initialize a user model including a user preference function; obtain main test settings of the hearing device; obtain secondary test settings of the hearing device; present the main test settings and the secondary test settings to a user; detect a user input of a preferred test setting indicating a preference for the main test setting or the secondary test setting; and update the user model based on hearing device parameters of the preferred test setting, wherein obtaining the secondary test settings includes: obtaining a candidate set of candidate test settings; determining an uncertainty parameter for each candidate test setting; and selecting the secondary test setting from the candidate set of candidate test settings based on the uncertainty parameter of the candidate test setting.

Described are test cases for idle / inactive mode measurement reporting for user equipment (UE) considering the UE validity check for the reported measurements. To meet the validity conditions, signal level thresholds during different measurement periods can be established. This way the test equipment can verify if the UE (also called the device under testing during measurement validity testing) reports accurate idle / inactive mode CA / DC measurements that are performed within the last X seconds before msg1 of RRC connection setup, defined during the test setup as a certain measurement period.

3GPP standards require that when UEs in idle or inactive mode prepare to connect or reconnect with a mobile network they must first report an average signal strength of cells available to the UE for use in carrier aggregation (CA) or dual connectivity (DC) modes. These reports have conventionally related to measurements performed in an idle / inactive mode. The UE should perform a validity check before reporting such measurements. The present invention is concerned with test equipment to test operation of this validity check. To meet the validity conditions, signal level thresholds during different measurement periods can be established. In this way the test equipment can verify if the UE (also called the device under testing during measurement validity testing) reports accurate idle / inactive mode CA / DC measurements that are performed within the last X seconds before msg1 of RRC connection setup, defined during the test setup as a certain measurement period.

The present invention relates to radio interference test setups and a radio interference test method for live recording and replaying RF inferences from the air. The present disclosure provides an easily deployable RF interference test setup for testing interference robustness or problematic interferers in particular in the approach to an airport or an airport runway. The present invention is based on the idea to employ specific non-commercial aerial vehicles, such as drones or aerial test vehicles, which are equipment with a suitable test equipment in order to be able to follow an approach path or flight path of a commercial plane for testing purposes.

This invention relates to an automatic servo testing system and method based on a programmable power supply. The testing system includes a host computer module providing a testing software interface; an automatic power supply start-up and test information setting module for reading and storing power supply and test setting information; an automatic power supply on / off control module for automatically controlling the power supply and control power supply; an automatic command sending and feedback acquisition and processing module for acquiring test command types and command cycles, sending test commands, and judging and extracting received feedback data; an automatic fault judgment and processing module for periodically querying the status of the control power supply and power supply, querying and judging feedback data in real time, and receiving and judging position feedback in real time; and an automatic process monitoring and processing module for automatic real-time monitoring. This invention solves the problems of high manpower requirements, low automation, slow fault handling, and low safety and reliability in existing servo product testing.

A test apparatus (14) for testing an antenna under test (16) has a measurement device (26), a turntable (24) and at least one stationary probe antenna (28). The measurement device (26) is a multi-channel measurement device, wherein the turntable (24) comprises a first portion (36), a second portion (38), a first rotatable RF joint (44) and a holding section (34), wherein the second portion (38) is attached rotatably to the first portion (36), and the first rotatable RF joint (44) provides a rotatable RF path between the first portion (36) and the second portion (38). The measurement device (26) and the holding section (34) are arranged spatially fixed with respect to each other at the second portion (38) of the turntable (24), and wherein the at least one stationary probe antenna (28) is electrically connected to the measurement device (26) for transmission of RF signals via the first rotatable RF joint (44). Further, a test setup (10) and a method are provided.

1. The name of the design product: graphical user interface of laser gyro dynamic lock area test system for electronic device. 2. The use of the design product: for running laser gyro dynamic lock area test system program and displaying information on electronic device. 3. The design points of the design product: graphical user interface on electronic device. 4. The picture or photo that best shows the design points: front view. 5. The electronic device is a common design, and the rear view, left view, right view, top view and bottom view are omitted. 6. The use of the graphical user interface: after opening the software, enter the main view, the system automatically searches for test equipment, each test equipment searched has 4 channels, which correspond to 4 cells respectively, as shown in [interface change state diagram 1]; click "test setting" in the upper left corner of [interface change state diagram 1], three options are popped up, as shown in [interface change state diagram 2], select the dynamic lock test option, and the dynamic lock area test pop-up sub-interface shown in [interface change state diagram 3] is popped up, the dynamic lock area test pop-up interface displays the temperature monitoring state of the oven and the monitoring state of the single-axis turntable, in the test setting column of [interface change state diagram 3], select the oven, and set the oven temperature, temperature change rate, waiting time, start pulse, end pulse and turntable speed in the test setting column, and check the unit channel that needs to be tested in the dynamic lock area automatic test column, in this example, it is the No. 1 unit channel, as shown in [interface change state diagram 4], click the start test button, enter [interface change state diagram 5], a channel unit confirmation pop-up window is popped up, click the confirm button of the pop-up window to confirm the selected test channel, the system will enter the automatic test, after starting the test, the oven will first change the temperature to the oven temperature set in the test setting, and display the remaining time of the temperature change, as shown in [interface change state diagram 6]; after the temperature reaches the target temperature of the oven set in the test setting, start waiting for the set waiting time, and display the remaining waiting time, as shown in [interface change state diagram 7]; after the waiting time is over, the system automatically opens the selected test unit channel, in this example, it is the No. 1 unit channel, starts data collection, and displays on the test interface, as shown in [interface change state diagram 8], in order to view the state change of the main interface, the dynamic lock area test pop-up sub-interface in [interface change state diagram 8] is minimized; at the same time when the channel is automatically opened, the turntable automatically returns to zero position, the current position in the turntable state column of the dynamic lock area test pop-up interface displays 0°, as shown in [interface change state diagram 9], and the system background automatically starts to find the corresponding start position and end position of the turntable according to the set start pulse and end pulse, after the background calculates the start position and end position, the turntable first returns to the start position, and displays in the turntable state column of the dynamic lock area test pop-up interface, as shown in [interface change state diagram 10], after the turntable returns to the start position, it starts to move to the end position at 0.01 / s, at this time, the position to position indicator in the state of the turntable is off, the running indicator is on, the turntable returns to the starting position, at the same time, the test interface unit 1 is cleared, from this moment, the digital gyroscope test data is collected and stored again, as shown in [interface change state diagram 11], for the convenience of viewing the main interface state change, the dynamic lock area test pop-up window sub-interface is minimized in [interface change state diagram 11]; the collected points are displayed on the dynamic lock area test result column of the dynamic lock area test pop-up window sub-interface after 20 s sliding average, and the calculated fitting straight line is displayed synchronously, as shown in [interface change state diagram 12], until the turntable moves to the end position; after the turntable moves to the end position, the dynamic lock area test is completed, the lock area position is calculated automatically and displayed on the fitting curve, as shown in [interface change state diagram 13]; clicking the data record button on the dynamic lock area test result column of [interface change state diagram 13], the saved test data file and the calculated starting position and inflection point corresponding to the lock area can be seen on the displayed data record sub-page, as shown in [interface change state diagram 14], after minimizing the dynamic lock area test pop-up window interface, the original curve of the collected data in this test can also be seen on the test interface, as shown in [interface change state diagram 15].

Test arrangement (1) for stimulating an infrared camera-based environment detection system for test purposes, comprising a holding device (2a) in which an infrared camera (2) can be fixed as a test object, an infrared light source (4), a computer-controlled imaging device (3), and wherein the infrared light source, the imaging device and the recording device are arranged such that an optical path leads from the light source through the computer-controlled imaging device to the test object.

The invention provides a vehicle test method and system, and relates to the technical field of motor vehicle active safety test.The method comprises the steps that test setting information of a target user is obtained, and the test setting information comprises geographic information of a test area, attribute information of a test object and set track data; the test object comprises a target vehicle with an advanced driving assistance system; specifying a test area in the test field according to the geographic information, and generating a global map corresponding to the test area; determining Y test objects from X objects to be selected according to the attribute information, and generating simulation icons corresponding to the Y test objects one by one; for each test object, issuing the set track data corresponding to the test object to the test object, so that the test object moves in the test area according to the corresponding set track; receiving target test data generated in the process that the target vehicle moves according to the corresponding set track; and judging whether the target test data accords with a test expected result or not.

The present invention relates to a test device and method for a controllable phase-commutated IGBT submodule. The device includes a voltage and current acquisition unit, a power supply unit with multiple programmable power supplies, a power excitation output unit directly connected to the IGBT submodule under test, and a main control unit. The main control unit is communicatively connected to the power supply unit, the power excitation output unit, and the voltage and current acquisition unit. The power supply unit is connected to an input power source and outputs multiple programmable power supplies to the power excitation output unit. The power excitation output unit outputs the multiple programmable power supply output voltages and internal resistance selected by the power supply unit to both ends of the IGBT submodule under test and discharges the internal energy of the IGBT submodule. The main control unit is used to select different programmable power supplies according to test settings to implement calculation and judgment of the IGBT submodule test. Compared with the existing technology, the present invention has the advantages of simple test connection, comprehensive test functions, and multi-level safety protection.