879results about How to "Improve test results" patented technology

A socket assembly that forms a solderless electrical interconnection between terminals on a singulated integrated circuit device and another circuit member. The socket housing has an opening adapted to receive the singulated integrated circuit device. The compliant printed circuit is positioned relative to the socket housing to electrically couple with the terminals on a singulated integrated circuit device located in the opening. The compliant printed circuit includes a dielectric base layer printed onto a surface of a fixture, while leaving cavities in the surface of the fixture exposed. A plurality of contact members are formed in the plurality of cavities in the fixture and coupled to the dielectric base layer. The contact members are exposed wherein the compliant printed circuit is removed from the fixture. At least one dielectric layer with recesses corresponding to a target circuit geometry is printed on the dielectric base layer. A conductive material is deposited in at least a portion of the recesses to form conductive traces electrically coupling the contact members to the other circuit member.

The invention discloses a surface processing method of a mobile phone plastic appearance piece and the mobile phone plastic appearance piece. The method comprises the steps that plastic base materials are provided; a first base coating layer is formed on the surface of the plastic base materials; a color coating layer is formed on the surface of the first base coating layer. A transparent second base coating layer is formed on the surface of the color coating layer. A vacuum film coating layer is formed on the surface of the second base coating layer. A transparent first middle coating layer is formed on the surface of the vacuum film coating layer. Vacuum coated films on the zone where the color coating layer needs to be displayed on the vacuum film coating layer are removed through laser radium carving. A transparent second middle coating layer is formed on the surface of the first middle coating layer. A transparent UV face coating layer is formed on the surface of the second middle coating layer. The effect that different textures and colors are matched with vacuum plating colors, namely the effect that different textures and colors are matched with high brightness edges can be achieved, for example, a fake metal dull polishing and high brightness edge effect, a fake ceramic white and high brightness edge effect and the like, and the appearance visual effect can meet the individuation requirements of people.

The invention discloses an image automatic detection method and apparatus to test coding and decoding devices. The method comprises that the following steps: (a) obtaining samples of analog video streaming from the output of the tested coding and decoding device; (b) extracting YUV component to get YUV image from the video image after sampling; (c) comparing YUV image with reference image to get the result of analysis, and judge if the current video image is abnormal according to the result. If the current image is abnormal, an alarm is triggered; if else, the testing procedure is continued. The device comprises a video sampling module, a YUV component exacting module, a testing module, a main controlling module, and an alarm module. The invention can test abnormal images such as a blue screen, a gray screen, a black screen, image freeze, image interruption, and a mosaic image automatically. The invention has the advantages of providing useful method in automation testing for image coding and decoding devices, and testing the operating situation of the coding and decoding device automatically.

The invention relates to the technical field of completing industrial test control by using computers, in particular to a device for testing functions of a set top box by using a computer program. The device comprises a set top box and an audio and video (AV) display device connected with the set top box, and also comprises a test server connected with a serial port of the set top box, wherein the test server sends a test instruction to the set top box, the set top box receives the test instruction and returns test data to the test server, and the test server analyzes the test data returned by the set top box and displays the test data. In a program of the set top box, a set top box test information processing module and a test interface display module are provided, and the server also comprises a data analysis module and a set top box test information preset function module. The invention realizes the set top box function test by using the computer program, and can reduce the load of a tester and greatly improve the test efficiency. Meanwhile, the invention can realize that the test server and a television interface simultaneously display test results, thereby improving the test accuracy.

The invention belongs to the aircraft avionics system technology and relates to a health monitoring system of avionic electronic equipment based on an ARINC653 standard. The health monitoring system adopts a mode of input step by step, diagnostic decision and stage treatment to process anomalous events, performs comprehensive diagnosis from a software task stage to an operation system and from an avionic electronic equipment layer to a full-aircraft system, and adopts a classification layered mode to assign fault events to processing steps of different stages according to a health monitoring stage, and processing permissions are enlarged step by step according to the health monitoring stage. By means of the mode of the stage treatment and report stage by stage, airborne health management of an aircraft is effectively achieved. Safety of fault processing is ensured through the processing permissions of different stages, and processing efficiency on the system fault events and sensing of the aircraft on the health states are improved by reporting the events stage by stage. Therefore, fault diagnosis recovery capability of the aircraft is effectively improved, and testability and safety of the aircraft are strengthened.

The invention relates to a bolt looseness detecting device of a pantograph type current collector under travel of a high-speed train. The device provided by the invention comprises a sensor module, a data gathering and storing module, a wireless network transmission module, a data processing module, and the like. The sensor module is a capacitance angular displacement sensor and is separately designed for dynamic monitoring of a lower bolt of the pantograph type current collector; the data gathering and storing module utilizes an A / D (analog-to-digital) converter chip to gather multiple access signals, stores data in real time and then sends the data to the wireless network transmission module at the rear end; the wireless network transmission module is constructed by the Zigbee network and is used for sending angular displacement detection data from the outer part of the train to the inner part of the train; and the data processing module is used for analyzing and processing bolt looseness angular displacement index test data, compares and analyzes received data and built-in standard data and displays the bolt looseness state.

The embodiment of the invention discloses a method, a device and a system for testing a terminal application interface. The method comprises the following steps of obtaining a first list of control leaf subnodes of the current interface, determining a root node, establishing an access tree, using all nodes of the first list of the control leaf subnodes as subnodes of the root node, determining the root node as a new current node, and traversing the subnodes under the current node based on the access tree; when a second list of the control leaf subnodes different from the first list of the control leaf subnodes is obtained, using all nodes of the second list of the control leaf subnodes as the subnodes of a jumping node, and determining the jumping node as the current node; when the current node is not the root node, and all subnodes of the current node have been respectively accessed, determining a parent node of the current node as the new current node, and returning back to the step of traversing the subnodes under the current node based on the access tree; when the current node is the root node, returning back to the step of traversing the nodes of the access tree.

The invention provides a high-density printed circuit board (PCB) test machine comprising a material platform, PCB clamping sampling mechanisms, an automatic material feeding and discharging device, a test clamp and a central controller. Due to the combination of the operation of the automatic material feeding and discharging device and the control of the alignment of the PCB clamping sampling mechanisms and the test clamp, the PCB can be tested automatically, and the PCB test capacity, precision and efficiency of the high-density PCB test machine can be greatly improved. The invention also provides a high-density PCB test method based on the high-density PCB test machine. Due to the unified material loading and the combination of the two PCB clamping sampling mechanisms, the two PCB clamping sampling mechanisms can collect the images of the PCBs thereon at the same time and feed back the collected images of the PCBS to the central controller to test the alignment of the two PCB clamping sampling mechanisms and the test clamp. Due to the timely material unloading and the material reloading after the test of two PCB clamping sampling mechanisms and the test clamp, the standby time of the test clamp is shorted to the maximum extent, the whole test process is standardized, and the test efficiency is ensured.

The invention discloses an automatic testing method and an automatic testing system of a mobile terminal. The automatic testing system of the mobile terminal comprises an updating unit, an execution unit, an instruction conversion unit, a processing unit and a management unit. The automatic testing method of the mobile terminal includes: S1, downloading and updating test tasks and test scripts, wherein the test tasks contain execution logic; S2, executing the test scripts according to the execution logic of the test tasks; S3, converting an operation instruction of each test script into an operation instruction which can be directly executed by the mobile terminal according to the type of the mobile terminal so as to perform simulation operation on the mobile terminal; S4, processing a return result from the mobile terminal to the simulation operation, and performing analysis and / or statement display on the return result after being processed. The automatic testing method and the automatic testing system of the mobile terminal enable the mobile terminal to independently complete scheduling and execute all the automatic test scripts, and intelligently analyze the return result, complete all automatic tests, decrease the number of transmission links of test data, and improve test efficiency and effects.

The invention discloses a test system, a test equipment and a test method for a mobile terminal. The test method comprises the following steps: operating a test script corresponding to a mobile terminal to be tested by virtue of the test equipment; building a connecting path between the test equipment and the mobile terminal to be tested; sending a test command generated by operating the test script to the mobile terminal to be tested via the connecting path; receiving data from the mobile terminal to be tested via the connecting path; and analyzing the data to verify the execution result of the mobile terminal to be tested to the test command in a real network environment. According to the technical scheme, the mobile terminal to be tested in the real network environment can be automatically tested, thereby saving the test cost and improving the test efficiency.

The present invention discloses a method and system for bidirectional detection of connection, wherein in the method: a service terminal and a client terminal respectively perfume heartbeat detection for the connection between the service terminal and the client terminal; during a heartbeat detection flow transmitted by the client terminal, the client terminal and the user terminal mark the transmitted heartbeat detection flow information according to the transmitting sequence; the client terminal judges whether the heartbeat detection response is the response for the last heartbeat detection requirement transmitted by the client terminal according to the identification in the received heartbeat detection response. The method and system of the present invention can improve the test performance for connection, and detect whether the connection is normal or not in time.

The invention discloses a platform and a method for testing the life of motors, which are used for testing the life of a first motor and a second motor. The platform comprises an industrial control computer, a first controller for controlling the work of the first motor, a second controller for controlling the work of the second motor, a torque rotating speed measurer and a power analyzer; the first motor is coaxially connected with the second motor oppositely; the industrial control computer comprises two serial ports; the industrial control computer communicates with the first controller and the second controller through the two serial ports via a controller area network (CAN) bus; and the torque rotating speed measurer is arranged on a connecting shaft of the two motors, and a measuring result of the torque rotating speed measurer is output to the power analyzer. The platform capable of simultaneously testing the life of the two coaxially and oppositely connected motors by using the industrial control computer, automatically sending a test command to the controllers of the motors through the industrial control computer during testing, receiving, displaying and storing real-time tested information sent from the controllers is provided. The device has a simple structure and the method is easy, the test capability is enhanced greatly, and the labor intensity during testing is lowered.

The invention relates to an automatic testing platform for a multiplex service process and an operation method. The operation method comprises the steps that: a platform server side is associated witha tester, a hand-held terminal or an analog machine, and registration connection is carried out according to a dimension of a tested system on the platform server side; the platform server side allocates a test task to the tester, the hand-held terminal or the analog machine corresponding to the tested system to which the platform server side belongs; and the tester, the hand-held terminal or theanalog machine executes automatic test cases to carry out testing according to a testing script instruction sent by the platform server side. The automatic testing platform and the operation method are applicable to different research and development departments and different service systems in the organization and enable automatic testing to be more flexibly and conveniently implemented; and anatomic-scale case concept is introduced for the first time, flexible combination of cases is carried out by the platform, and by standardization of the test cases, atomic cases are formed. By flexibleconfiguration of the service testing process, the service atomic cases are dynamically assembled, so that applicability of automatic testing is improved.

The invention provides an abnormal power-down testing system for a hard disk. The abnormal power-down testing system comprises a plurality of testing hosts, a PDU (Power Distribution Unit), a testing server, to-be-installed system software and to-be-tested system software, wherein each testing host is connected with the testing server; the PDU is connected with the testing server; the PDU provides power for all the testing hosts; each testing host is provided with a hard disk connector; the testing server is provided with a monitoring module and a control module; the monitoring module is used for recording the operating state of each testing host; the control module is used for controlling the PDU so as to control the power-on time and the power-off time of each testing host. According to the abnormal power-down testing system for the hard disk, a to-be-tested hard disk is placed on one testing host, and test programs run on the server, so that a plurality of solid-state hard disks can be tested at the same time, and the test number can be regulated in a programming manner, a power-down test with various strengths can be met, and the testing efficiency and testing effect are both improved.

The invention discloses an airborne collision avoidance system, an ACAS transmit-receive host digital signal loop self-detection system and a method. Without increasing extra hardware equipment, equipment original composition modules of a JSCPU, a coding FPGA, a decoding module, an FZCPU and inherent communication channels thereof are employed to work in a cooperative manner, and software programming is realized. According to the airborne collision avoidance system, the ACAS transmit-receive host digital signal loop self-detection system and the method, digital signal loop self-detection of an ACAS transmit-receive host can be automatically, periodically, and effectively realized, and the self-detection result is reported to a carrier aircraft maintenance system for fault display and record; real-time fault monitoring is performed in the whole work stage of the airborne collision avoidance system, functional module level fault positioning can be accomplished, fault isolation is effectively realized, maintenance and guarantee are facilitated, and the requirements of equipment tests and maintenance are met; host inherent hardware resources are employed in the manner of software programming, test equipment and manual intervention are not needed, the costs of manpower and material resources are effectively lowered, the testability and maintainability of the equipment are improved, and equipment production and maintenance are facilitated.

The invention discloses a test system for electro-hydraulic servo online self-adjusting fuzzy PID control and an online self-adjusting fuzzy PID control method for an electro-hydraulic servo position system. The test system for the electro-hydraulic servo online self-adjusting fuzzy PID control comprises an industrial personal computer, a data processing system, an electro-hydraulic servo control system, an online self-adjusting fuzzy PID controller, a processing circuit and a sensor. Different sensor signals in the sensor pass through the processing circuit, digital signals are gathered, and the online self-adjusting fuzzy PID control is performed through an electro-hydraulic servo system to realize the test control for the electro-hydraulic servo system. The test system for the electro-hydraulic servo online self-adjusting fuzzy PID control is featured with high test efficiency, good stability, strong practicability and the like, realizes the online real-time regulation for PID parameters and has strong identification performance and robustness for the online system parameter self-adjusting, and accordingly the system test precision and stability are improved, and the economical benefit and social benefit are good.

An arrangement is provided for testing an electric power generation system, for example, a wind turbine system, which is to be connected to a utility grid having a predetermined first impedance. The arrangement includes an input terminal for connecting the arrangement to an output terminal of the power generation system. The arrangement further includes a grid terminal for connecting the arrangement to the utility grid. The arrangement further includes an electrical adjustment system connected between the input terminal and the grid terminal. The electrical adjustment system is adapted to adjust an impedance at the input terminal to the predetermined first impedance, when an auxiliary grid having a second impedance different from the first impedance is connected at the grid terminal. A corresponding method is also provided.

A fatigue test system includes a frame having top, intermediate and bottom supports each operatively interconnected by at least one extension, and the intermediate support being disposed between the top and bottom supports. The fatigue test system further includes a driving mechanism connectable to one of the supports to drive the support substantially along a longitudinal axis of the extension for fatigue testing at least one spring disposed between the top and intermediate supports, and at least one further spring disposed between the intermediate and bottom supports. In an alternative embodiment, the fatigue test system includes a frame including top and bottom supports each interconnected by an extension, and a driving mechanism disposed between the top and bottom supports for driving springs against the top and bottom supports, each spring being fatigue tested by being driven along a longitudinal axis of the extension or a central axis of the spring.

The invention relates to the technical field of aviation ground facilities, and in particular relates to a test car used for testing a rodless airplane tractor. The test car is characterized in that the test car is provided with a load-bearing platform, wherein the load-bearing platform is provided with a cab, a power control system, a hydraulic control system and an electrical control system; the upper end of the load-bearing platform is provided with a balance weight assembly; the lower end of the load-bearing platform is provided with a support wheel group; and the front end of the load-bearing platform is provided with a nose wheel device. Because of adopting the structure, design parameters of the rodless airplane tractor, such as torsion, over turn, traction force and the like, can be detected; the weight and the inertia, the front undercarriage weight and other parameters of various airplanes can be simulated; the traction capability, the elevation capability and the safe protection performance of the rodless tractor can be detected; the performance parameters of the various airplanes are verified on one set of detection equipment; the potential defects existing in the design and production process of the rodless airplane tractor can be reduced; the product testing capability of tractor manufacturers can be enhanced; and various potential safety hazards can be eliminated for airports and airlines.

The invention provides an MVVM-framework-based view page displaying method and apparatus. The method comprises: when receiving of a first external input by a view controller is determined, the view controller sends an original data request to a data controller; after the data controller receives the original data request, the data controller makes a request of corresponding original data to a data storage device, receives the original data, generates a view data array, and sends the view data array to a view data processing controller; the view data processing controller processes the view data array to obtain view display data; and after receiving of a second external input by a view control element is determined, the view control element sends a view display data request to the view data processing controller, receives view display data sent by the view data processing controller, and displays the view display data at a view page. In addition, the invention also discloses a corresponding MVVM-framework-based view page displaying apparatus.

The invention belongs to the technical field of feed production and provides a feed for producing selenium-rich storage-resistance green-shell eggs and enhancing the chicken body antioxidation capability. The feed consists of basic ration and yeast selenium with the selenium content being 2000 mg / kg, wherein 0.25 to 0.50mg / kg of selenium is added into the basic ration in a yeast selenium form in the basic ration, the Haugh unit reduction in the storage process of egg products can be obviously delayed, in addition, the fresh keeping time of the fresh eggs below the normal temperature of 25 DEG C can be prolonged by more than 15 days; 0.25 to 0.50mg / kg of selenium is added into the basic ration in a yeast selenium form, so the yolk selenium content is improved by 49.15 to 110 percent, the content of 0.437mug / g to 0.637mug / g can be reached, and the chicken body antioxidation index is obviously enhanced; the influence of the selenium on the green-shell hen production performance, the egg quality, the yolk selenium content and the blood serum antioxidation capability is analyzed, the addition of the selenium in the basic ration of the hen is optimized, and the scientific basis is provided for the application of the selenium to the egg poultry culture and the production and the development of the selenium-rich eggs.

The invention relates to a concrete compression breaking stress-strain total curve testing device. The device comprises a loading clamp, a test-piece deformation testing clamp and a data collecting and processing system, wherein a tested test-piece is arranged in the loading clamp; the test-piece deformation testing clamp clamps the tested test-piece and is connected with the data collecting and processing system. The concrete compression breaking stress-strain total curve testing device is reasonable in design, simple in structure, convenient to operate, environmentally friendly, efficient, accurate in testing result and easy to promote and implement.

A method for testing leakage of a pipe passage employs a flow rate of gas used in testing supplied to the inside of a pipe passage undergoing testing hermetically sealed on one side while detecting flow rate with a flow measuring device and pressure with a pressure detector, and detecting temperature of the gas used, and inputting the detected values of pressure, flow rate and temperature into a computation treatment apparatus, and internal capacity VL of the pipe passage is computed as VL=(supplied flow rate Q×pressure applied time Δt) / (pressure rise value ΔP2), and next, the volume QL leaked from the pipe passage is computed as QL=(pressure drop value ΔP2′×internal capacity VL) / (pressure drop time Δt′).

The invention relates to a testing device for abrasion resistance of a tire, in particular to a testing device for abrasion resistance of an automobile tire. The technical problem of the invention isto provide a testing device for abrasion resistance of an automobile tire which is capable of automatically testing the abrasion resistance of the automobile tire, convenient for observing abrasion degree of the automobile tire, and capable of reducing the labor intensity. The technical implementation scheme of the invention is as follows: the testing device for abrasion resistance of the automobile tire comprises a U-shaped housing, connecting plates, supporting legs, a mounting plate, and a first belt pulley, wherein upper parts of left and right sides of the U-shaped housing are connected with the connecting plates, and the supporting legs are connected to the bottoms of the connecting plates. A first rotating shaft of the testing device provided by the invention rotates to drive an automobile tire body to rotate, the automobile tire body rotates to produce friction with rough blocks with different degrees of roughness on a first flat belt, so as to test the abrasion resistance of the automobile tire body, thereby being able to automatically test the abrasion resistance of the automobile tire, convenient for observing the abrasion degree of the automobile tire, and capable of reducing the labor intensity.

A pipe insulation system that serves as insulation for a length of pipe contains section of thermoplastic polymer foam that fit circumferentially around a length of pipe, rings of melt barrier material that fit circumferentially around the length of pipe and abut adjacent sections of thermoplastic foam, mesh around the sections of thermoplastic polymer foam and rings of melt barrier material, a metallic covering enclosing the thermoplastic polymer foam, melt barrier material and mesh, and a support band that fits circumferentially around the metallic covering and that holds the pipe insulation system against a length of pipe around which the pipe insulation resides. A ring of melt barrier material is present at the top and bottom of non-horizontal length of pipe and within any 250 centimeter distance along the length of pipe.

A plurality of hydraulically operated actuators that drive a control surface and a plurality of control systems that respectively control the operation of the actuators are included. Each of the control systems includes a control valve, a state switching valve and a test orifice circuit. The test orifice circuit includes a test orifice used for testing the performance of an orifice. The state switching valve is provided such that its position can be switched between an actuator connection position, a damping position and a test orifice position.