205results about How to "No errors" patented technology

The invention discloses natural language understanding method, comprising the steps that: a natural language is matched with a conceptual language symbol after receiving the natural language input by the customer, and then a conception is associated with the conceptual language symbol; a conception which is most suitable to the current language content is selected by being compared with the preset conception dictionary, and then whether the conception is ambiguous is judged; and if the answer is YES, the conception is obtained by a language data base, entering the next step; and if the answer is NO, the conception is obtained based on the principle of language content matched, entering to the next step; a core conception and a sub conception are obtained by a conception reorganization, wherein, the core language meaning of the core conception is defined by an operation of the computer while the sub language meaning of the sub conception is defined by the operation content of the computer; and the complete language meaning is obtained by combining the core language meaning with the sub language meaning. The invention also provides a human-computer interaction intelligent system based on the method provided by the invention. The invention recognizes the natural sound input by the customer more accurately, thereby providing the customer with more intelligent and perfect services.

The embodiment of the invention discloses a page loading processing method and device. The method includes the steps that an off-line data packet is provided, wherein the off-line data packet includes intra-packet configuration information and multiple parts of data content; a target page file access request generated in an application is intercepted, and whether or not target data content corresponding to target URL information exits in the off-line data packet is judged based on the intra-packet configuration information; if the target data content exists, the target page file access request is intercepted, a page file is constructed in a simulating browser response mode with the target data content in the off-line data packet to access response data, and the response data is returned to a built-in browser control of the application. By means of the page loading processing method and device, the loading speed is increased, and meanwhile the robustness of the scheme is improved.

The embodiment of the invention discloses an OLED array substrate, a manufacturing method of the OLED array substrate and a display device with the OLED array substrate, and belongs to the technical field of display. The OLED array substrate, the manufacturing method of the OLED array substrate and the display device with the OLED array substrate solve the technical problems that a TFT of an existing active matrix type OLED display device is easily illuminated by light, and the display effect is influenced. The OLED array substrate comprises thin film transistors arranged on a substrate, wherein black matrixes are arranged on the thin film transistors, a through hole is formed in each black matrix, first electrodes, a luminous layer and a second electrode are arranged on the tops of the black matrixes in sequence from bottom to top, the first electrodes are connected with the thin film transistors through the through holes, and every two adjacent first electrodes are separated through a blocking wall. The OLED array substrate can be applied to display devices such as OLED panels, television sets, displayers, digital photo frames, mobile phones and tablet personal computers.

The invention relates to a copper bar production technology, in particular to copper bar automatic plane warehouse and copper bar integrated production line which achieves automatic storage, automaticfeeding, automatic production and automatic discharge for copper bars. The production line comprises a copper bar automatic plane warehouse and a copper bar automatic production line. A copper bar warehouse outer frame comprises stand columns, a beam and a linear guide rail, the stand columns are installed on the ground, the beam is connected with the stand columns on the two sides, the linear guide rail is installed on the stand column, each copper bar warehouse location comprises a copper bar warehouse location frame and multiple limiting columns, the copper bar warehouse location is arranged inside the copper bar warehouse outer frame, the multiple limiting columns are installed on the copper bar warehouse location frame, a copper bar discharge conveying line is also arranged in the copper bar warehouse outer frame and penetrates through multiple copper bar warehouse locations, the copper bar discharge conveying line comprises a copper bar discharge conveying frame, a copper bar discharge motor and a conveying belt wheel, and the copper bar discharge motor is installed on the copper bar discharge conveying frame and is in linkage with the conveying belt wheel.

Interference position measurement device comprises a light source (1), beam shaping optical element (2), measurement scale grating (3) and two scanning gratings (4.1, 4.2) so that an initial beam is split into two and then into third and fourth and possibly fifth and sixth beams of which at least two recombine in a detector plane (D). If there is a relative movement between the light source, measurement grating and scanning gratings a periodic interference band pattern is generated in the detection plane. Phase shifts are then measured with one of a number of methods. An interferential position measuring arrangement including a light source connected to a first object, which emits a beam of rays in a direction of an optical axis and an optical element arranged downstream of the light source, which converts the beam of rays emitted by the light source into an incoming beam of rays. A scale grating connected to a second object that moves relative to the first object, which splits the incoming beam of rays into a first partial beam of rays, which is propagated into a first spatial direction and a second partial beam of rays, which is propagated into a second spatial direction. A first scanning grating that causes splitting of the first partial beam of rays into third and fourth partial beams of rays and a second scanning grating that causes splitting of the second partial beam of rays into fifth and sixth partial beams of rays, wherein at least two of the third, fourth, fifth and sixth partial beams of rays meet again, and a periodically modulated interferential fringe pattern with a definite spatial interferential fringe pattern period results in a detection plane. A detection arrangement arranged in the detection plane.

The invention discloses a Rayleigh-Doppler laser radar ground calibration system. A light beam generated by a laser is divided into two beams through a beam splitter; one small portion is directly sent to a first detector through multi-mode optical fibers to serve as a reference signal; and most portion after being expanded by a beam expander is then guided into a sealed pipeline by a reflecting mirror; after the laser is scattered by air in the sealed pipeline, scattered signals are received by a telescope and then guided in through the multi-mode optical fibers to be sent to a standard tool for signal treatment; signals transmitting through the standard tool are sent to the detector by a convergent lens for further signal analysis treatment; and finally, the detector sends the result of the signal treatment to a computer. As a dependence relationship from a precise Rayleigh- Brillouin scattering frequency spectrum function and a frequency response function to a temperature is obtained by emitting laser signals in a ground sealed container and receiving as well as processing echo signals is obtained, the Rayleigh-Doppler laser radar ground calibration system, disclosed by the invention, has the advantages of providing calibration for inverse algorithm and improving measurement precision.

The invention relates to a medical gauze production instrument. The medical gauze production instrument comprises a bottom plate. The bottom plate is sequentially provided with a winding roller, a tensioning device, a cutting device and a winding device from front to back. A gauze body is wound around the winding roller. The tensioning device comprises tensioning fixing frames symmetrically arranged on the bottom plate, and a tensioning auxiliary roller is arranged between the inner walls of the tensioning fixing frames through bearings. The medical gauze production instrument can solve the problems that in the existing medical gauze producing and processing process, a machine needs to be manually controlled to cut gauze, existing equipment needs to be utilized for winding the cut gauze, the cutting precision is hard to guarantee since the machine is manually controlled to cut the gauze, the gauze cannot be accurately cut according to the rule, resource waste is likely to be caused, the gauze is likely to incline in the moving process, the cutting accuracy is influenced, the wound gauze is prone to wrinkling due to inclination, and after the gauze is wound, existing equipment needsto be manually utilized for detaching an instrument around which the gauze is wound.

The invention provides a model generating method, a scanning planning method for medical imaging and a medical imaging system, which relate to the technical field of medical image automatic scanning planning. An artificial intelligence network model is determined based on a deep learning method, and scanning parameters are obtained through the artificial intelligence network model, which ensures the precision of the scanning parameters. The method includes a model generating process and a model using process. The model generating process includes the following steps: acquiring a sample pre-scanned image and sample scanning parameters corresponding to the sample pre-scanned image; generating a sample distance field according to the sample scanning parameters; and learning the sample pre-scanned image and the sample distance field through an artificial intelligence network to generate an artificial intelligence network model. The model using process includes the following steps: acquiring a pre-scanned image of a target area of an inspected person; processing the pre-scanned image through the artificial intelligence network model to get a distance field; and determining scanning parameters according to the distance field. The technical scheme provided by the embodiment of the invention is suitable for a scanning planning process.

The invention discloses a quick insertion clamping frame of concrete blinding. The clamping frame comprises a first square pipe, a second square pipe, a third square pipe and a fourth square pipe which are inserted and connected together in sequence to form a square frame shape. The invention further discloses a method for clamping the concrete blinding with the above clamping frame. Since the first square pipe, the second square pipe, the third square pipe and the fourth square pipe are mutually inserted and connected together to form the square frame, the clamping frame is convenient and quick in dismounting and mounting. The clamping frame can be dismounted to be pieces when not in use, so the clamping frame does not occupy large space and is convenient to carry, and square pipe structure is higher than a U-steel in non-deformability. The square pipes are mutually inserted and connected during pouring and do not bend and distort due to pressing of mortar in the concrete blinding. The concrete blinding do not incline outwardly, shape and size of a post formed by pouring is close to a set size, and furthermore, piecing clearances between neighboring concrete blinding do not crack too much, the mortar in the concrete blinding does not flow out along the piecing clearances, and accordingly trouble of cleaning the mortar is omitted.

The invention discloses a remote meter reading system, a concentrator and a time service method. The concentrator comprises a GPS (Global Positioning System) module, a control module and a time module, wherein the GPS module is used for sending a UTC (Universal Time Coordinated) to the control module, the control module is used for converting the UTC into a local standard time, and writing the local standard time into the time module to correct time. The time correction and positioning of the concentrator can be carried out on the basis of a GPS, the accuracy and reliability of time provided by the concentrator can be guaranteed, timing can not have errors, thereby providing guarantee for power counting and charge calculation relating to time, like novel time-sharing charging, enabling system maintenance personnel to be capable of accurately arriving the place where the faulted concentrator is installed in time, and guaranteeing the equipment maintenance speed and efficiency.

The invention discloses a clustering-algorithm-based human motion state judgment method, belongs to the field of pedometers and aims to solve the problem of great error when the motion state with great similarity is distinguished by the existing method. The method comprises the following steps: collecting pressure in a cycle T when double feet of people sit, stand, walk, run and jump by a pressure sensor, determining the judgment range of motion frequency of each state according to the pressure, and obtaining a left foot dissimilarity degree judgment range and a right foot dissimilarity degree judgment range of each state by using the clustering algorithm; collecting pressure values of the double feet in the period of time by using the pressure sensor when needing to judge the human motion state in one period of time, processing the pressure values to obtain the motion frequency, the left foot dissimilarity degree and the right foot dissimilarity degree in the period of time; judging the motion state of the human body in the period of time by combining the judgment ranges of the motion states according to the motion frequency, the left foot dissimilarity degree and the right foot dissimilarity degree in the period of time. The clustering-algorithm-based human motion state judgment method is applied to the pedometers.

[problems] a mobile electronic device is very often dropped while in use or in transportation to cause the soldered portions of electronic parts to peel off due to an impact by the dropping. The inner coils or resistors or the like in an electronic device are subjected to a heat cycle that they generate heat to cause soldered portions to be heated to high temperature while in used and they are cooled while not in use. Conventional sn-ag based lead-free solder has not provided sufficient impact resistance or heat cycle resistance to fine portions such as bumps. This invention provides lead-free solder alloy that provides excellent impact resistance and heat cycle resistance to bumps. [means for solving problems] the lead-free solder alloy consists of less than 0.1-2.0 mass% of ag, 0.01-0.1 mass% of cu, 0.005-0.1 mass% of zn, and the remaining portion of sn, wherein ga, ge, p are added to the alloy, and ni, co are further added to the alloy.

The invention discloses a light guide plate pouring gate cold-cutting machine for cutting step by step and a cold-cutting method thereof. The light guide plate pouring gate cold-cutting machine comprises a stander, wherein a first cutting device and a second cutting device are arranged on the stander; a first vacuum positioning jig is arranged below the first cutting device; a second vacuum positioning jig is arranged below the second cutting device; a supporting table keeping clearances from the first vacuum positioning jig and the second vacuum positioning jig is arranged between the first vacuum positioning jig and the second vacuum positioning jig; in a normal state, the supporting table, the first vacuum positioning jig and the second vacuum positioning jig are combined into a placing trough for holding a workpiece to be processed, and the first vacuum positioning jig and / or the second vacuum positioning jig can move along the X-axial direction; the first vacuum positioning jig and the second vacuum positioning jig are arranged on a Y-axial moving mechanism. The light guide plate pouring gate cold-cutting machine can automatically position the workpiece to be processed and guarantee the precision of a cutting position; meanwhile, cutting step by step ensures the cutting quality; furthermore, the whole process is automatic, and the automation degree is high, so that the processing efficiency is greatly improved, and the labor cost of an enterprise is reduced.

The invention provides a method for improving the vibration monitoring precision of a rotor aeroengine, and the method employs a calculated sampling frequency for the continuous collection of a signal, wherein the collection length is a calculated period number, thereby achieving a purpose of the full-period collection of two or three fundamental frequencies, so as to guarantee the precision of the subsequent data processing. The method employs a dynamic optimization sampling rate and collection point number method, tries to avoid the frequency spectrum leakage of the fundamental frequencies of all rotors at the same time, and improves the amplitude testing precision. Therefore, the method can increase the effective information amount in a vibration signal, and provides technological basis for reducing the number of airborne sensors. The method can remarkably reduce collection precision of the fundamental frequencies of all rotors, guarantees the normal operation of an engine, provides the technological basis for the fault diagnosis of the engine and the onsite dynamic balance, and provides technological support for the health management of the engine.

The invention provides a universal chip arranged on a consumable container. The universal chip comprises a substrate, a communication unit arranged on the substrate and an integrated circuit connected with the universal chip, wherein the integrated circuit comprises a control unit, a storage unit, a data acquisition unit, a logic comparison unit and an information conversion unit; the storage unit is used for storing information related to the consumable container and comprises a universal information area and a special information area; the control unit is used for controlling the access of the information in the storage unit; the data acquisition unit is used for acquiring external identification information; the logic comparison unit is used for comparing whether the type of the identification information is consistent with the printer type in the special information area; and the information conversion unit is used for converting the universal information in the universal area into universal information corresponding to the identification information to communicate when a compassion result is inconsistency. The invention also provides a data communication method of the universal chip. By adopting the invention, the chip can still be normally used when the chip is repeatedly arranged on different models of printers and is convenient to operate.

The invention relates to screw mounting and detecting integrated equipment based on machine vision and an operating method for the screw mounting and detecting integrated equipment. The screw mounting and detecting integrated equipment comprises a rack, wherein the middle part of the upper part of the rack is provided with a clamping mechanism; a detecting mechanism is mounted on the rack above the clamping mechanism; the top of the rack is provided with a bolt mounting mechanism; the detecting mechanism is connected to an image acquisition card; and the image acquisition card is connected to an industrial-control computer. The screw mounting and detecting integrated equipment based on machine vision can be used for quickly completing a piano top cover clamping process and a hinge screw mounting process, and can be used for precisely detecting whether bolt mounting is qualified or missed by utilizing technologies such as image processing and pattern recognizing, so that assembly quality of the whole piano top cover is guaranteed.

The present invention relates to a 3D integrated card-making system and method. The system comprises an ordering terminal, a network database and a 3D card-making device which comprises a 3D printing module, a digital printing module, a chip data reading / writing module, an OCR identification module, a data decryption module and a waste card processing module. The method comprises validity verification, data input, 3D printing, personalized processing comprising card surface printing and card chip data writing, card quality detection and waste card destroying, and further comprises anti-counterfeiting processing. According to the 3D integrated card-making system and method, a card can be made without manual work in the whole process, thereby sufficiently ensuring the security of card surface information and the health of employees and comprehensively reducing the labor costs.

The invention discloses a weighing apparatus measurement testing simulation weight loading device. The device consists of tested equipment, a height-adjustable support base, a simulation weight, a high-precision force sensor, a height adjusting connecting rod, a gravity self-adjusting verticality bearing base, a force transferring lever, an upper tool edge, a lower tool edge, a support body, a structure bracket, a stress bearing base, a square ball slide block, a square cylinder block, a spring, a square sliding nut, a lead screw, a stepping motor, a device base and a reset balance spring piece, wherein the tested equipment is arranged on the base; the structural sizes of the components can be adjusted according to a required loading mass value. The device has the advantages of easiness and convenience in loading and unloading, flexibility in use, time saving capability, high efficiency, easiness in operation, easiness in control, reduction of machining processes, low working complexity and low repeatability, and accurate force value loading can be realized.

The present invention discloses a chip mounter, and relates to the technical field of chip mounters. The chip mounter comprises a working platform, an X-shaft cross beam, a first X-shaft device, a second X-shaft device, a transportation platform and chip mounting head devices. The X-shaft cross beam is located above the working platform, the first X-shaft device and the second X-shaft device are symmetrically installed on the X-shaft cross beam, and the chip mounting head devices are respectively slidingly installed on the first X-shaft device and the second X-shaft device; the transportationplatform is arranged on the working platform, the working platform is located below the X-shaft cross beam, and the transportation platform is configured to drive a carrying tool to move in a Y-shaftdirection; one side of the first X-shaft device is provided with a first feeder; and one side of the second X-shaft device is provided with a second feeder. The two chip mounting head devices are employed to perform chip mounting operation of a PCB in order so as to improve the chip mounting efficiency of a LED lamp bead and meet the demand of a production speed.

The invention relates to the field of communication, and discloses a coherent mixing based in-band optical signal to noise ratio monitoring method and an optical signal to noise ratio calculation system. The method is applied to the optical signal to noise ratio calculation system which comprises a polarization controller, an intrinsic laser, a coupler, a balanced detector, an electrodynamic meter and an optical signal to noise ratio calculator, and the input end of the polarization controller receives signal light. The method includes that wavelength of a to-be-tested channel is controlled to be identical to that of intrinsic light generated by the intrinsic laser; a first power value and a second power value are obtained by detection of the electrodynamic meter and are sent to the optical signal to noise ratio calculator, wherein the first power value is a power value detected by the electrodynamic meter when the signal light is equal to the intrinsic light in polarization state, and the second power value is a power value detected by the electrodynamic meter when the polarization state of the signal light is perpendicular to the polarization state of the intrinsic light; the optical signal to noise ratio calculator acquires an optical signal to noise ratio in the to-be-tested channel by calculating through the first power value and the second power value.

The invention discloses a method for calibrating the sensitivity of multiple sensors. The method comprises the following steps that a plurality of acceleration sensors to be calibrated and a plurality of standard acceleration sensors are fixed above the work surface of a vibrating table and below the work surface of the vibrating table respectively in a back-to-back mode, and the multiple sets of acceleration sensors to be calibrated and the standard acceleration sensors are electrically connected with detection equipment. According to the calibrating method, the acceleration sensors to be calibrated and the standard acceleration sensors are fixed above the work surface and below the work surface respectively in back-to-back and one-to-one correspondence modes, so that when the acceleration sensors to be calibrated are calibrated, the influence of the flatness and the evenness of the work surface is avoided, and the errors of the calibration results of all the acceleration sensors to be calibrated can not happen in the batch calibration process. Accordingly, the calibrating method saves time and labor, and improves working efficiency.

The embodiments of the invention provide a zoom lens, a zoom method, a terminal and a computer readable storage medium. The zoom lens includes n lenses; the n lenses are successively arranged in an optical axis direction; n is a positive integer greater than or equal to 2; an aperture is arranged parallel to the n lenses in an optical axis direction; the aperture is arranged at the tail end of theoptical axis and parallel to the n lenses to form an image plane; the n lenses include m variable curvature lenses and n-m aspherical lenses; the top end and bottom end of each variable curvature lens of the m variable curvature lenses are provided with driving parts; m is a positive integer greater than 1 and less than n; by changing the power of the driving parts corresponding to the m variablecurvature lenses, the radiuses of curvature of the m variable curvature lenses are changed, and an incident angle is obtained; and after receiving incident light corresponding to an object space, under the action of a beam of light of the aperture, and through the n lenses, the incident light is reflected to the image plane to be an image at an incident angle.

The invention discloses a liquid column simulation method for virtual experiments. The liquid column simulation method for virtual experiments comprises the following steps that the volume of a cylindrical liquid column in a vessel is initialized, and a cylinder height value is obtained; an event influencing changes of the liquid volume is captured, and the liquid volume value is updated; a symbol shown in the description is transformed into a liquid column coordinate system to obtain a symbol shown in the description, in the oxyz coordinate system, the horizontal plane alpha of a world coordinate system includes a point o'=(x0,y0,z0), and the plane equation is expressed with a point normal form; all mesh points P=(x1,y1,z1) of the top face of the liquid column are projected to the plane alpha, and the real coordinates of the mesh points are obtained; the updated liquid column top face height and contour information is sent to a traditional liquid level simulation algorithm, and the dynamic effect of the liquid column with any depth is simulated. By means of the liquid column simulation method for virtual experiments, collision detection is not needed in the whole simulation process, calculation is fast and easy to achieve, and the simulation efficiency is high; a real solution can be simulated through texture mapping giving a vivid liquid effect on the liquid column, and the liquid column simulation method is very suitable for application occasions where liquid is contained in transparent vessels.

The invention provides a circuit board testing device and method. The circuit board testing device comprises a controller, a testing board, a conduction connection circuit, a host computer, and a power conversion circuit, wherein the controller receives a testing instruction sent by the host computer and controlling the testing board and / or the conduction connection circuit to test the connected tested circuit board according to the testing instruction; the conduction connection circuit is used for enabling the tested circuit board to form a communication loop; the testing board is used for controlling a testing circuit connected with the tested circuit board to work to realize test on the tested circuit board; the controller acquires electric signals generated by the tested circuit board;and the host computer judges whether the tested circuit board is normal according to the electric signals acquired by the controller. The whole testing process is completed automatically, manual testing is not needed, and the manual cost during the testing process is further reduced; and besides, testing result errors caused by human errors do not exist in the automatic testing process, and the testing accuracy is improved.

The invention relates to a nutrition pump, an infusion device, a control valve and a liquid control method. The nutrition pump comprises a pump body and an infusion device, the infusion device comprises a control valve, and a pump wheel is arranged on the pump body; and the control valve comprises a valve body and a valve core which is in cooperative connection with the valve body, the valve bodycomprises a first input pipe and a second input pipe which are used for being connected to a liquid to be transfused, a cylindrical structure and an output pipe which is used for outputting the liquidto be transfused, one end of a switching shaft is connected to a motor, and the other end is connected to the valve core, so that the motor drives the valve core to rotate through the switching shaft. The nutrition pump can realize the free switching of two liquids, eliminates the liquid tainting risk in the nutrition pump feeding process, and has low cost and high precision.

The invention discloses a remote-management method of a central processing element (CPE) wireless terminal. Except a port used for business communication on a thin access point (AP), a virtual wireless port value-added process (VAP) used for integration transmit is built, on each CPE wireless terminal connected with the thin AP, and except the port used for the business communication, a terminal-model virtual wireless port special temporary authority (STA) connected with the virtual wireless port VAP is built. Management tunnels used for centralized management message interaction are built on the virtual wireless port VAP and each terminal-model virtual wireless port STA, a wireless controller receives the centralized management message interaction in the management tunnel from the thin AP, conducts tunnel package disassembly, and sends the centralized management message interaction to a CPE centralized management server. The remote-management method of the CPE wireless terminal has the advantages that a network method and a configuration method can not affect the interaction of centralized management messages, and traffic analysis and accounting do not have errors.

The invention provides a stiffness tester of paper and paperboards, and a method thereof for automatically controlling chuck restoration. The stiffness tester comprises a workbench, a clamping chuck, a pressure detecting knife, a driving mechanism and an automatic restoration device. The driving mechanism comprises a rotating wheel and a driver. The rotary shaft of the clamping chuck is connected to the rotating wheel. The driver can drive the rotating wheel to rotate so that the clamping chuck is driven to rotate. The automatic restoration device comprises a photoelectric sensor, a controller, and a detecting plate disposed at the periphery of the rotating wheel. The detecting plate is provided with a detection mechanism capable of being detected by the photoelectric sensor. The photoelectric sensor is disposed at the bottom of the workbench and is connected to the controller. The controller is connected to the driver. Compared with the prior art, through the photoelectric sensor and the controller, the stiffness tester can allow the clamping chuck to be automatically adjusted to the initial position, namely, a position where the plane of a sample clamped by the clamping chuck is perpendicularly intersected with the knife edge of the pressure detection knife. No error exists and testing results can be more accurate.

The invention relates to a cross-section making method. The method particularly comprises the following steps that 1, two organic glass plates of a cuboid structure are prepared, and 502 glue is prepared to serve as an adhesive; 2, a measured object is taken as a sample; 3, one piece of organic glass plate is placed on an operating platform, and the adhesive is dropwise added to the center of the organic glass for the first time; 4, the measured object is placed on the organic glass on which the adhesive is dropwise added; 5, the adhesive is dropwise added to the measured object for the second time; 6, the other piece of organic glass is placed on the measured object in a press-fit mode, and the two pieces of organic glass are adhered into a whole to form an initial blank of a section; 7, the initial blank of the section is ground till the observation position is ground. According to the cross-section making method, the time of the whole process is greatly shortened, the making cost is greatly reduced, bubbling cannot be generated, and the section success rate is high.