32results about How to "Functional testing is convenient" patented technology

The invention relates generally to compositions comprising antioxidants useful for reducing oxidative stress and lipid peroxidation, and treating chronic liver disease, chronic hepatitis C virus infection and non-alcoholic steatohepatitis. In particular, the invention relates to the preparation and oral administration of compositions comprising glycyrrhizin, schisandra, ascorbic acid, L-glutathione, silymarin, lipoic acid, and d-alpha-tocopherol. The invention also relates to the preparation and parenteral administration of compositions comprising glycyrrhizin, ascorbic acid, L-glutathione, and vitamin B-complex, preferably by infusion or intravenous injection. The invention further relates to methods of using the antioxidants, oral compositions and parenteral compositions.

The invention provides a device and a method for testing network switching equipment, wherein the device comprises: a main control unit connected with a test execution unit and an Ethernet interface treatment unit respectively and used for sending a test command to the test execution unit, receiving test results and sending port switching control information to the Ethernet interface treatment unit; the Ethernet interface treatment unit used for mutually connecting a plurality of ports of the unit according to the switching control information; and the test execution unit used for receiving the test command to configure a tested system veneer and further used for sending out test data through the test port, comparing returned data with the test data and reporting the test results to the main control unit. By the application of the technology provided by the invention, special instruments are not needed, and all main composition units are acquired easily and have low cost and no technical difficulties, thus being beneficial to the reduction of cost input for testing equipment; and the method can test the functions of the tested system veneer conveniently and rapidly, thus being suitable for the production test of the network switching system veneers produced in large scale.

The invention discloses a cleaning machine table for a semiconductor package products and a cleaning process thereof. The cleaning machine table comprises a control panel, a cleaning operation area and a drying area, wherein the control panel is arranged on the upper part of a front face of the machine table and is used for controlling the cleaning procedure; the cleaning operation area is arranged in the middle of the front face of the machine table, is in a shape of a hollow groove and comprises more than one cleaning slots, and the cleaning machine table is provided with an ultrasonic generation device corresponding to each cleaning slot so that the semiconductor package products in the cleaning slots can be cleaned by the ultrasonic waves; and the drying area is used for drying the cleaned products. The cleaning process comprises the following steps of ultrasonic chemical cleaning, ultrasonic washing in water and drying. After cleaned, the residual glue on the semiconductor package product can be nearly and completely removed so that the product performance is greatly improved and the following product function test is convenient.

The invention provides a three-phase simulator of a current-response permanent magnet synchronous motor and a drive system thereof. The three-phase simulator comprises at least two three-phase DC/AC converters, an electrical impedance network, a direct current power supply, a drive behavior processor, a motor behavior processor, a voltage control link and a current control link. Each three-phase DC/AC converter is used to simulate the working status of the permanent magnet synchronous motor and the drive system thereof at the circuit level. The drive behavior processor is used to simulate theelectrical characteristics of the drive system. The motor behavior processor is used to simulate the electrical and mechanical behavior characteristics of the permanent magnet synchronous motor. According to the invention, the simulator can simulate voltage applied to the three-phase permanent magnet synchronous motor port by the drive system and the current response of the permanent magnet synchronous motor to the voltage, so as to simulate the dynamic and static electrical and mechanical behaviors of the permanent magnet synchronous motor and the drive system thereof; the simulator can realize all-electric experiment and test of the motor and the drive system thereof; the test cost is saved; and the test efficiency and safety are improved.

Function testing of a ventilator using an EMG or other bioelectric signal representative of the breathing of the patient to control ventilation is enabled by a simulating device for use with a breathing related device for monitoring and/or controlling a patient's breathing, the simulating device including a signal generator for providing a simulated bioelectric compound signal related to the patient's breathing function, and a contact for outputting the simulated bioelectric compound signal. The simulating device can also be used for training purposes and in the development of new ventilators.

The invention discloses a multifunctional communication circuit board test device. The test device includes a device frame assembly, wherein a top portion of the device frame assembly is equipped witha top board, a bottom portion of the device frame assembly is equipped with an electric box, an upper end of the electric box is equipped with a test platform, an upper surface of the test platform is parallelly provided with two sets of sliding rods, the two sets of sliding rods are respectively equipped with a left bearing board and a right bearing board in a sliding mode, upper ends of the left bearing board and the right bearing board are respectively provided with a circuit board, and the middle near a back end between the top board and the test platform is equipped with a supporting sliding board. The test device is advantaged in that circuit boards of various models can be tested in functions, strong adaptability is realized, two sets of circuit boards are simultaneously tested, workers are convenient to replace the circuit boards, test efficiency is improved, transverse and vertical fixing of the circuit boards can be realized, integral stability can be guaranteed, and test accuracy is improved.

The invention brings forward a test auxiliary device used for testing a first circuit board and a second circuit board of a mobile terminal. The first circuit board is provided with a test chip, and a test program is recorded in the test chip. The test auxiliary device comprises a base bench, an additional circuit board, and a pressure fitting structure. The base bench is provided with multiple test pins. The additional circuit board is detachably assembled on the base bench. The additional circuit board comprises a bearing body provided with multiple through holes which are corresponding to the multiple test pins arranged on the base bench; a touch display screen which is arranged on the bearing body; a first combination fixing column which is arranged on the bearing body and used for fixing the first circuit board; a second combination fixing column which is arranged on the bearing body and used for fixing the second circuit board; and multiple connecting wires which are arranged on the bearing body and used for electrically connecting the first circuit board and the second circuit board, the first circuit board and the touch display screen, and the first circuit board and multiple external functional components or the second circuit and the multiple external functional components. The pressure fitting structure is fixedly connected with the base bench and provided with multiple test pins. The test auxiliary device is convenient for circuit board assembling and testing.

There is provided a test module (100) for testing a fingerprint sensing device (110) comprising: an electrically conductive bottom element (102) comprising an exterior surface portion configured to contact a sensing surface of the fingerprint sensing device; an electrically conductive intermediate element(106), connected to the bottom element on a side opposing the exterior surface, the intermediate element comprising a flexible material enabling the bottom element to change alignment in response to an applied force occurring when the exterior surface is pressed against a surface being tiltedwith respect to the exterior surface of the bottom element; and a top element (108) configured connect the test module to a test fixture. There is alsoprovided a method for testing a fingerprint sensing device using the described test module.

The invention discloses a product function testing jig, and relates to the technical field of jigs. Aiming at solving the problem that an existing testing jig is poor in working performance, the following scheme is currently put forwards, specifically, the product function testing jig comprises a workbench, supporting mechanisms are arranged at the two ends of the workbench correspondingly, and fixing frames are slidably arranged at the outer portions of the two ends of the workbench in a sleeving mode correspondingly; and sliding grooves are formed in the two sides of the bottom of the workbench correspondingly, sliding blocks are slidably connected to the two ends of the interiors of the sliding grooves correspondingly, screw rods are rotatably connected to the bottoms of the sliding blocks through bearings correspondingly, the ends, away from the sliding blocks, of the screw rods extend to the lower portion of the workbench, and the positions, on the lower portions of the workbench,of the outer walls of the screw rods are connected with driving sleeves in threaded and sleeved modes. The product function testing jig is simple and reasonable in structure, a user can convenientlyperform function test on a product, the testing jig can be flexibly adjusted, and the product on the testing jig can be simply and conveniently turned over, so that the user can conveniently perform function test on different parts of the product, and the testing jig is high in working performance and convenient to use.

The invention discloses a detection platform for an intelligent ad-hoc network data terminal communication station. An LED power indicating board is respectively connected with a reset board, an interface board, a self-arrangement board, a power switch, a network switch, a network board and a system board; a mainboard is connected with the network board, the system board and the self-arrangement board; a parallel switch is respectively connected with the reset board, the power switch and the interface board, so as to respectively and independently supply the power to the reset board, the LED power indicating board and the interface board via an external power supply; an independent power supply line is arranged on the self-arrangement board; and a reserved voltage stabilization current module is arranged on the network board and the system board, so as to independently supply the power to the network board, the system board and the mainboard. According to the detection platform disclosed by the invention, through the parallel switch, a reserved flexible printed circuit interface and a method for connecting and providing the power supply line, an independent power supply function and a function test for independent modules and local modules are realized, and a function test method of a component is effectively simplified; and the detection platform is beneficial to finding out an abnormal component quickly, so the analysis time is reduced, and the maintenance efficiency is improved.

The invention discloses a function tester for a conventional stability control device. The function tester comprises a tester body and a back side of the tester body is provided with a packing groove, and an internal wall of a side of the packing groove away from a packing groove opening is provided with a through-hole. The through-hole is connected with an inside of the tester body and the surrounding of the through-hole is provided with a threaded hole placed on the internal wall of the side of the packing groove far away from the packing groove opening. A card groove is arranged on a side of the tester body and is connected with the packing groove. A cover plate is actively arranged in the packing groove and the surrounding of the cover plate is provided with a fastening hole matched with the threaded hole. A fastener is installed in the fastening hole and the fastener comprises a fixed block which is pressed against a side of the cover plate away from the through-hole. A threaded rod is welded on a side of the fixed block closed to the through-hole. The function tester is convenient to disassemble, install, repair and change, capable of starting an overall test towards a function of the security stability control device, simple in structure and convenient to use.

The invention provides a gas wireless hander function testing method, which comprises the following steps: the reasonable parameter configuration is carried out on a software control stand by a tester according to the preset condition, and the control parameter is sent to a test execution entity by a serial communications module; the control parameter is explained by the test execution entity and then encapsulated into the test data according to the communication standard agreement, and the test data is sent to the tested wireless hander; the tested wireless hander obtains the data result according to the received data; whether the data result of the tested wireless hander and the expected testing result are anastomotic or not is examined, so as to obtain a testing conclusion, generate a testing report, and store or print the testing report. The method of the invention is convenient for the standard function testing to the wireless hander, thus improving the testing efficiency.