261 results about "Ancillary test" patented technology

The aim of the invention is to create techniques for the encoding, production and viewing of stereograms, supplemented by methods for selecting certain optical filters needed in these novel techniques, thus providing a human observer with stereograms each of which consist of a single image for viewing through special filter pairs, the stereogram encoding essentially the full color information of the original stereogram or of the original scene, while at the same time encoding the full parallactic depth of the original stereogram or the parallactic depth that would normally be found in a conventional stereogram recorded of the scene. The invention makes use of a color-based encoding technique and viewing filters selected so that the human observer receives, in one eye, an image of nearly full color information, in the other eye, an essentially monochrome image supplying the parallactic differences prescribed by the stereoscopic principle and supplementing the color perception. For selecting the filters, the invention suggests an auxiliary test. For encoding the stereograms, the invention suggests a special process of channel separation and replacement. For color correction in the resulting image, the invention suggests a multistage process. Generally speaking, the best results are obtained when all of these are used together.

When an RFID is attached to an object to assist testing operations, the following problems are encountered; (1) the RFID of write type tends to cause a failure and is troublesome due to the necessity of rewrite each time the situation is changed, (2) the incorporation of the reader function in a terminal block increases the cost, and (3) the known techniques are targeted for only the connecting operation and are not adapted for a sequence test that takes the most expense in time and effort. The operations are aided by using an RFID reader and a terminal having the function for accessing a database of circuit information, RFID information, and test procedure information.

The embodiment of the invention discloses a flexible circuit board and a display panel. The flexible circuit board comprises a main body part and an aided testing part connected with the main body part; multiple golden fingers are arranged on the main body part; each golden finger extends to a partition part at the connecting part of the main body part and the aided testing part; the partition part is used for separating the aided testing part from the flexible circuit board; each golden finger comprises at least a pair of testing bonding pads, one end of one testing bonding pad far away from the aided testing part is insulated from the one end of another testing bonding pad far away from the aided testing part; at least a pair of testing points are arranged on the aided testing part, and each testing point is electrically connected with the corresponding testing bonding pad. The flexible circuit board disclosed by the embodiment of the invention reduces the thickness of the display panel, and saves the internal space of the display panel; and the coupling impedance between the main flexible circuit board and the aided flexible circuit board or between the integrated circuit wafers can be precisely detected.

The invention provides an interface mock method and an interface test method. An interface is tested by configuring input data and output data of the interface in an interface test platform. The interface mock method comprises the steps of firstly obtaining a request sent to a server by a client; secondly analyzing the request to obtain the interface needed to be called by the client; thirdly configuring interface information of the interface in the interface test platform; and finally according to the interface information, configuring the input data and the output data of the interface in the interface test platform. According to the interface mock method and the interface test method, test personnel can be assisted to quickly realize interface Mock only through configuration information without programming, so that the interface test efficiency is greatly improved.

The invention discloses a method for testing a network device and a device thereof. A software module of automatic testing and a software module of analog control are inserted inside a computer in advance; when in testing, the software module of automatic testing starts the software module of analog control which establishes an analog device to assist testing as well as a communication link between a tested network device and an analog communication link between the analog device; the software module of automatic testing transmits a testing message to the analog device through the tested network device and the software module of analog control; the analog device generates a response message which is returned to the software module of automatic testing through the software module of analog control and a tested network device; the software module of automatic control judges whether the test is successful or not according to whether the testing message is consistent with the response message. By adopting the analog device for simulating a real auxiliary test device, the invention decreases the cost of testing the network device as well as the complexity of testing and increases the testing efficiency.

The invention provides an automatic production line device checking system applied to an acquisition terminal and an automatic production line device checking method applied to the acquisition terminal. The system comprises an electric energy comparator, a fault simulation terminal, a standard electric energy meter, a withstand voltage test checking instrument and production line on-site checking software, wherein the electric energy comparator and the fault simulation terminal are connected with the production line on-site checking software by virtue of RS485 communication interfaces; the standard electric energy meter and the withstand voltage test checking instrument respectively communicate with the production line on-site checking software by virtue of RS232 communication interfaces. Based on automatic on-site checking, the system and the method are applicable to an on-site checking technology of electricity consumption information acquiring equipment, the automatic production line checking rate is enhanced, and the equipment such as the fault simulation terminal is use for performing auxiliary test on the automatic checking of the completeness and normality of production line functions.

The invention relates to the technical field of Internet of Vehicles, and particularly discloses a V2X function application test method based on vehicle-road collaboration, which comprises the following steps: acquiring scene setting information; receiving motion state information of the tested vehicle; calculating the motion state of the auxiliary test vehicle at the next sampling moment according to the motion state information of the auxiliary test vehicle at the current sampling moment, the model parameters of the auxiliary test vehicle and the motion state information of the tested vehicle; carrying out framing operation on the motion state information of the auxiliary test vehicle at the next sampling moment according to the V2X communication protocol; and sending the motion state information of the auxiliary test vehicle completing the framing operation at the next sampling moment to the tested vehicle, and receiving the V2X function test information of the tested vehicle. The invention further discloses a V2X function application testing device and system based on vehicle-road cooperation. According to the V2X function application testing method based on vehicle-road cooperation, the implementation accuracy of the test case and the effectiveness of the test data are improved.

The invention provides a modeling method for a radio frequency MOS device and a test structure. Parasitic element values which cannot be removed by an existing de-embedding method are represented by virtue of an auxiliary test structure; the obtained original model of the test structure of the MOS device is corrected by these parasitic element values, so that parasitic factors caused by the test structure of the MOS device are completely removed; and planar propulsion of a de-embedding plane of the MOS device from a metal layer of a first interconnect metal layer to a polysilicon / active region (PA) plane is achieved to obtain a model of an intrinsic MOS device. According to the modeling method for the radio frequency MOS device and the test structure, an intrinsic model and a later parasitic model of the device can be respectively obtained by completely separating the parasitic factors except for the MOS device; building of a physically-based scalable MOS device model is facilitated aiming at the MOS devices with different sizes; the precision of the later model can be improved by a mature later interconnect modeling scheme in the industry; and limitations of the test structure are eliminated during device selection, so that the device selection and layout optimization flexibility is improved.

The invention discloses a full-automatic microphone testing machine, comprising a mechanical feed system, a mechanical testing system, a mechanical sorting system, a polarity judgment module, a conversion amplifying module, an AD acquisition module and a PLC computing control module, wherein the mechanical testing system comprises a graduated turntable, a test probe and an auxiliary test unit. In the invention, the graduated turntable is adopted to carry out rotary accurate feeding and discharging control on a microphone; the test probe is combined with the auxiliary test unit together to carry out performance test on the microphone so as to acquire the performance information of the microphone product; the polarity judgment module, the conversion amplifying module, the AD acquisition module and the PLC computing control module are utilized to automatically judge, process and analyze the information so as to obtain the product features of each microphone; and finally the mechanical sorting system is used for sorting according to the product features so as to realize the automatic testing and sorting function of the microphone.

The invention discloses a distributed Web-based device and a method for testing the consistency of a 6LoWPAN protocol. The device comprises a central management server, Web testing servers, comprehensive testing instruments and auxiliary testing devices; a testing instruction is generated by an testing operator at a distant end via testing demands input by the Web testing server and combined with abstract testing sets, and meets the communication protocol of a wired network; and a device to be tested executes the testing instruction with the help of the virtual auxiliary testing devices and generates a testing report. According to the invention, protocol conversion from the wired network and the wireless network of the testing instruction is achieved, the testing operator can complete the test to the wireless network at the distant end via the wired network, and browses the test result via the wired network.

The invention provides a measuring system and method of a short wave antenna directional diagram and a gain, and aims at improving the measuring precision of the short wave antenna directional diagram, measuring the gain of short wave antennas and displaying the short wave antenna directional diagram in real time. The implementation method comprises the steps of determining frequency points of thedirectional diagram and the gain which need to be measured; selecting antennas for a second drone of a standard antenna assisting testing subsystem; using a ground testing subsystem to control the standard antenna assisting testing subsystem and a testing liftoff platform subsystem to calibrate level values on working frequency points of to-be-tested short-wave antennas, and using a differentialnavigation reference station subsystem to correct the relative position of the drone; using the ground testing subsystem to control the testing liftoff platform subsystem to measure level value data on the working frequency points of the to-be-tested short-wave antennas, using the differential navigation reference station subsystem to correct a navigation track of a first drone, and using the ground testing subsystem to display measurement data in real time and draw the directional diagram; using the ground testing subsystem to calculate the gain values of the to-be-tested short-wave antennas.

The present invention provides a soliton optical frequency comb generation device and an operation method thereof. The device comprises an adjustable pulse laser, a first connection optical fiber, anoptical amplifier, a second connection optical fiber, a polarization controller, a third connection optical fiber, a first circulator, an assistant test output optical fiber, a fourth connection optical fiber, a ceramic ferrule microcavity, single-layer grapheme, an output optical fiber, a first C-type ceramic tube and a second C-type ceramic tube. The device employs the single-layer grapheme andthe FP microcavity structure to generate a soliton optical frequency comb with 10GHz frequency comb intervals in a condition without tuning of the pump laser frequency, and therefore, the soliton optical frequency comb generation device and the operation method thereof are high in integration level, low in power consumption, simple and convenient to operate and good in output result repeatability.

The invention relates to an auxiliary test method, a device and a system for a remote real machine. The method comprises the following steps: obtaining a screen display image outputted by a mobile phone; obtaining the user operation information corresponding to the outputted screen display image; generating an analog image corresponding to the user operation information; synthesizing the analog image and the screen display image into the same image according to the coordinate position of the analog image on the screen display image; and saving the synthesized image into a video file. According to the auxiliary test method, the device and the system for the remote real machine, through synthesizing the user input information into a video on a real-time basis, the richer and more accurate information is provided for a user during the later video playback; and the auxiliary test effect of a video system is further promoted through establishing an auxiliary file taking user operation and / or mobile phone auxiliary information as an index point.

The invention relates to an on-chip auxiliary testing system of a delta-sigma analog-digital converter and an auxiliary testing method of the same. The on-chip auxiliary testing system comprises a memory module, a parallel port / serial port module and a control scheduling module integrated on the chip of the delta-sigma analog-digital converter; wherein one digital output end of the memory module is connected with the digital input end of the parallel port / serial port module, and the control signal output end of the control scheduling module is respectively connected with the control signal input ends of the memory module and the control scheduling module; and the control ends of the memory module and the control scheduling module are respectively used for receiving signals of the delta-sigma analog-digital converter. The auxiliary testing method comprises two auxiliary testing modes. When the device is used, no load is introduced into the PAD (pure audio design) for testing during operation of the delta-sigma analog-digital converter, the delta-sigma analog-digital converter stops operating when the performance of the chip is tested, the operation and testing of the delta-sigma analog-digital converter are separated, and the influence of the external testing environment on the operation of the chip can be minimized.

The invention discloses an embedded software performance evaluating hardware auxiliary test device, which is characterized by comprising a circuit board, wherein a control device and a plurality of communication ports are arranged on the circuit board, the communication ports are connected with a tested software operation hardware platform and a test system, and the test system is arranged on a PC (personnel computer). The invention also provides an embedded software performance evaluating hardware auxiliary test method, which comprises the following steps including 1, time measurement; 2, interrupt response measurement. The test device and the test method have the advantages that the burden of a tested system cannot be increased, the timing work can be also completed at high precision, and the external interrupt triggering can be simulated for data storage, processing and transmission.

An apparatus for testing a semiconductor integrated circuit has a test circuit board and an ancillary test device. The ancillary test device can test a digital circuit. The ancillary test device has test pattern memory, a test pattern signal generator, and a control section for controlling an operation for the test pattern data selected from among the plurality of test pattern data sets stored in the test pattern memory and an operation for writing the selected test pattern data into the test pattern signal generator. The ancillary test device generates a test input pattern signal on the basis of test pattern data written in the test pattern signal generator and determines a test output pattern signal output from the semiconductor integrated circuit on the basis of the test input pattern signal, thereby testing a digital circuit.

The invention relates to an automatic detecting system and an automatic detecting method for capacitance of a photovoltaic grid-connected inverter bus capacitor. At night, an inverter is in a standby state; voltage of a DC bus reduces; a soft starting loop of the inverter is started for charging a bus capacitor, so that the voltage of the bus capacitor of the inverter is equal with the DC voltage. After charging is finished, soft starting is stopped. Hereon, an auxiliary resistance testing loop is started. The bus capacitor performs discharging through an auxiliary testing resistor, and the bus capacitor is in zero-state response. The capacitance of the capacitor can be obtained through bus voltage integration in a discharging time period and dividing the integrated result by the bus voltage drop and the auxiliary testing resistance. Furthermore the calculated capacitance is compared with a preset capacitance lower limit, thereby determining whether the capacitance of the capacitor is qualified. If the capacitance is unqualified, fault alarm is performed for reminding change of the bus capacitor, thereby preventing further damage caused by performance reduction or failure of the bus capacitor.

The invention discloses an audio and video synchronization test method and apparatus. When a device under test is tested, an auxiliary device for assisting the test is introduced. Audio and video signals, produced when the auxiliary device plays standard audio and video synchronization signals, are acquired. Meanwhile, when the device under test records that the auxiliary device plays the standard audio and video synchronization signals, audio and video signals outputted by the device under test are acquired. Audio and video synchronization values of the device under test are calculated according to the acquired audio and video signals of the auxiliary device and the audio and video signals of the device under test. The invention has the beneficial effects of reducing the audio and video playing time delay in an intelligent audio and video playing device.

The invention relates to a method for measuring liquid surface tension based on an axisymmetrical liquid drop profile curve and a volume. The method comprises the steps that image collecting equipment is used for shooting a picture of a liquid drop spreading on the upper surface of an auxiliary testing platform or a picture of a liquid drop hung below the surface of an axisymmetrical auxiliary support placed horizontally; the picture is processed to extract the liquid drop profile curve; a measuring point is selected from the liquid drop profile curve; geometric parameters on the liquid drop profile curve, which are relevant to the selected measuring point, are measured; the liquid drop volume from the selected measuring point to the liquid drop peak is worked out according to the liquid drop profile curve; and the liquid surface tension can be worked out directly or by using formulae gamma=(rhogVR-piRrhogr<2>H) / (2pir<2>-2piRrsin theta) or gamma=(rhogVR-piRrhogr<2>H) / (2piRrsin theta-2pir<2>) according to the measured geometric parameters and the volume. According to the method, image defects close to a contact line between the liquid drop profile curve and the surface of the auxiliary testing platform are avoided by the preferable measuring point.

The invention discloses a resource problem detection method for a novel operation system, which belongs to the technical field of software testing. The method comprises the following steps: I, reading a file; II, preprocessing sentences; III, processing the sentences; IV, generating paths; V, detecting and reporting a detection result: traversing paths in a path linked list to monitor the quantity change condition of resources in each path; detecting possible resource problems according to a resource problem error model; recording the types, occurrence positions and information of the detected resource problems, and generating a detection result report; recording execution paths from entries to codes where resource problems occur and control conditions, and generating an auxiliary test case, wherein in the step, the quantity change condition of each resource in the paths is recorded by traversing the resource paths so as to judge whether resource problems exist in functions or not.

The invention relates to a portable multichannel electric steering engine auxiliary test system and test method. The portable multichannel electric steering engine auxiliary test system and test method can solve the problem that an existing testing device for an electric steering engine is complicated in structure, is relatively large in volume, is relatively high in cost and is not convenient to carry, and the testing device cannot comprehensively test a digital steering engine. The portable multichannel electric steering engine auxiliary test system includes a DSP controller, a dial switch, an AD acquisition module, a DA output module and a monitoring device, wherein the dial switch selects an analog signal source; the DSP controller acquires external analog signals through the AD acquisition module; the AD acquisition module converts the external analog signals and then transmit the external analog signals to a steering engine to be tested; and the DSP controller receives a digital signal fed back from the steering engine to be tested, and transmits the digital signal to the monitoring device after decoding the digital signal fed back from the steering engine to be tested, and at the same time converts the digital signal fed back from the steering engine into an analog signal through the DA output module and outputs the analog signal to a frequency spectrum analyzer to realize frequency characteristic analysis for the steering engine to be tested.

The invention relates to the test technology for network communication devices and discloses a system for testing the multi-activation detection performance of a stack system accurately and efficiently. The system comprises a tester, the stack system composed of two tested devices and two auxiliary test devices, wherein the two tested devices of the stack system are connected through a virtual exchange link and in physical connection with the two auxiliary test devices respectively; and the two auxiliary test devices are connected with a test port of the tester respectively. In addition, the invention further discloses a method for testing the multi-activation detection performance of the network communication devices correspondingly.

The invention relates to a method for measuring liquid surface tension based on two measurement points of a liquid drop profile curve. The method comprises the following steps: shooting a picture of a liquid drop spread on the upper surface of an auxiliary test platform or a picture of a liquid drop suspended below a horizontally-placed axial symmetric auxiliary bearing surface by an image acquisition device; processing the picture to draw a liquid drop profile curve; selecting two measurement points on the liquid drop profile curve to measure the vertical distance between the two measurement points, the distances between the intersection points between the horizontal lines across the measurement points and the liquid drop profile curve, and the angles between the tangent lines of the liquid drop profile curve at the two measurement points and the horizontal line; measuring the volume of the liquid between the horizontal planes where the two measurement points are located according to the liquid drop profile curve; and then directly measuring the interfacial tension of the liquid. The interfacial tension of the liquid calculated by directly measuring the liquid drop profile curve does not need the assistance of a complex numerical modeling process. The interfacial tension of the liquid can be measured in case of the absence of the vertex of the liquid drop profile curve or the absence of a local profile curve.

A system for assisting in testing of OBD (on-board diagnostics) equipment comprises a running working condition data unit, auxiliary testing equipment and the OBD equipment, wherein the running working condition data unit is connected with the auxiliary testing equipment through a serial port module; and the auxiliary testing equipment is also connected with the OBD equipment through a CAN bus or K bus. Functions of the OBD equipment can be verified without the aid of a real vehicle, dangerous driving testing behaviors such as overspeeding of the real vehicle in a developing and testing process can be avoided, the developing and testing period is shortened greatly, and the labor cost is saved.

The invention discloses a method for constructing a virtual test environment of flight management system software and belongs to the technical field of airborne system software testing. The method comprises the steps that first, comprehensive airborne electronic system network configuration containing a flight management system is constructed, and an interface associated with the flight managementsystem is constructed; second, a virtual target machine associated with the flight management system is constructed, an embedded operating system is formed, a simulation control and display module isconstructed according to the network configuration, an a peripheral device model base is constructed; third, fault models of all systems are established, and a dynamic link library is developed to form an interface associated with the flight management system and the embedded operating system; and last, an auxiliary test tool is integrated and used for performing black-box and white-box testing on the flight management system. Through the method, in the virtual test environment of system, flight management system airborne software configuration item testing can be completed independently andsufficiently without the influence of a real running environment of the flight management system.

The invention discloses a method and system for testing parameters of a gas-sensitive element. The method comprises the following steps of: simulating a working environment of the gas-sensitive element, and outputting an analogue voltage signal obtained through conversion from gas information in a sensing environment; carrying out analogue-digital conversion on the analogue voltage signal so as to convert the analogue voltage signal into a digital signal; analyzing and calculating the digital signal to obtain test parameters of the gas-sensitive element; and dynamically displaying the test parameters of the gas-sensitive element in text and graph manners. According to the method or system for testing the parameters of the gas-sensitive element, the parameters of the gas-sensitive element can be auxiliarily tested in combination with a computer, so that the complicated operation and calculation processing can be changed into intelligent processing through the computer, therefore the development and production efficiency of the gas-sensitive element is improved, and the manpower and material costs are decreased in the test process.