158results about How to "improve consistency" patented technology

The invention discloses a capacity-grading and set-matching method of a lithium ion battery. The method includes following steps: S1: detecting internal resistance of each single battery cell and dividing the single battery cells into a plurality of grades according to the internal resistances of the single battery cells; S2: respectively detecting each grade of the single battery cells and classifying each grade of the single battery cells; and S3: performing a set-matching operation to the single battery cells in same grade and same classification according to a cut-off voltage. By means of the method, consistency of a voltage difference during heavy-current discharge of the single battery cells which are matched in one set can be increased, thereby prolonging a service life of a set-matched battery.

The invention provides a silicon microphone and a manufacturing method thereof, the silicon microphone comprises a substrate, an insulation layer positioned on the substrate, a vibrating diaphragm connected with the insulation layer and a back plate arranged at a certain distance to the vibrating diaphragm, wherein a diaphragm definition layer for supporting the vibrating diaphragm and leading the vibrating diaphragm to be in the shape of a bridge is arranged between the insulation layer and the vibrating diaphragm. The consistency of the overall performance of the product is high, and the silicon microphone can be extensively used in most of electronic products.

Improved beam-interruption type pest detection devices adaptable to mounting on known pest traps utilizing a focused reflective optical sensor providing reduced clogging risk, increased sensitivity, increased sensing consistency and reduced energy consumption, and which can be electronically networked providing improved pest detection, analysis, and management.

The combinational detecting device and detecting method of DC earth resistance switch-status is one of high degree of accuracy online detecting method for earth resistance of electric power system DC power plus-minus busbar and branch wire. The device includes first current-limiting resistance (R1), second current-limiting resistance (R2), sampling resistance (R3), and first controllable electronic switch (S1), (S2). The first current-limiting resistance connects to system positive pole (KM+) and first controllable electronic switch which connect to second current-limiting resistance and sampling resistance in the other end, as voltage sampling point (U). The other end of sampling resistance put to earth. The other end of the second controllable electronic switch connects to the second current-limiting resistance in one end and to system minus pole (KM-) in other end.

Disclosed is an automatic charging and discharging equilibrium device for a battery pack. A battery switching circuit (1) is connected with a charging and discharging current sensing and signal acquiring circuit (2), a control circuit (5) is connected with the battery switching circuit (1), an equilibrium charging circuit (3) and an equilibrium discharging circuit (4) to control charging and discharging equilibrium parameters of the equilibrium charging circuit (3) and the equilibrium discharging circuit (4), the equilibrium charging circuit (3) and the equilibrium discharging circuit (4) are connected with a battery through the charging and discharging current sensing and signal acquiring circuit (2), the charging and discharging current sensing and signal acquiring circuit (2) is connected with the control circuit (5), and power switch devices of the equilibrium charging circuit (3) and the equilibrium discharging circuit (4) are serially connected with the battery. A voltage signal of a sampling resister (R1) of the charging and discharging current sensing and signal acquiring circuit (2) enters the control circuit (5) to analyze and calculate charging and discharging current, so that PID (proportion integration differentiation) closed-loop equilibrium charging or discharging is controlled.

The invention discloses an electronic expansion valve comprising an electromagnetic coil, a valve body having a valve port and a valve needle matched with the valve port to adjust flow for the electronic expansion valve. The electronic expansion valve is characterized in that the valve needle comprises a main body section, a first conical surface part adjacent to the main body section; the valve port is formed by an isometric straight section; when zero pulse is applied to the electromagnetic coil, the straight section has not contact with the valve needle; and an intersected plane between the plane where top end of the straight section lies and the valve needle is on the first conical surface part.

A wafer susceptor and a chemical vapor deposition apparatus. In one embodiment, the chemical vapor deposition apparatus includes a chamber, a susceptor, a heater and a gas supply system. The susceptor is disposed within the chamber and is rotatable around a rotation axis, wherein an upper surface of the susceptor is suitable for carrying a plurality of wafers, and a middle region of a lower surface of the susceptor is set with a first cavity. The heater is disposed under the susceptor and is used to heat the wafers on the susceptor. The gas supply system is used to introduce a reactive gas into the chamber.

The invention discloses a pressure compensation method and system of an electromagnetic pen and a terminal. The pressure compensation method comprises steps of sampling different pressure of the standard electromagnetic pen, and generating and storing a pressure-frequency-line width table of the standard electromagnetic pen; performing pressure correction on the electromagnetic pen to be detected, calculating compensation frequency difference, and generating and storing a pressure frequency difference table of standard pressure-corrected frequency range-compensation frequency difference-line width; detecting actual frequency of the electromagnetic pen used by users to perform writing actually, and performing frequency compensation according to the pressure frequency difference table; matrixing the compensated frequency to obtain a corresponding line width value to display right line width. By means of the method and system, writing problems caused by errors of different electromagnetic pen elastic systems are solved, users can write smoothly with the electromagnetic pen in different hardness, and consistency of handwriting and user experience are improved.

The invention provides a satellite transponder inherent time delay automatic testing device and method. The testing device comprises an automatic testing computer, a time delay measurement terminal, an up frequency converter, a down frequency converter, a 2*4 radio frequency matrix, a testing frequency converter and a satellite transponder, wherein uplink intermediate frequency range finding signals are converted into uplink radio frequency range finding signals via frequency conversion through the up converter, the uplink radio frequency range finding signals are sent to the satellite transponder via the 2*4 radio frequency matrix, down link radio frequency range finding signals sent by the satellite transponder are sent to the down frequency converter via the 2*4 radio frequency matrix and are then converted into down link intermediate frequency range finding signals, the down link intermediate frequency range finding signals are sent to the time delay measurement terminal, time delay data of the satellite transponder is calculated via the time delay data measurement terminal and sent to an automatic testing computer, the satellite transponder is replaced with the testing frequency converter as a testing object, time delay data of a ground system is calculated via the time delay measurement terminal, and inherent time delay of the satellite transponder can be obtained via the automatic testing computer. Via the satellite transponder inherent time delay automatic testing device and method, automation testing is realized, testing data consistency is improved, and good universality is realized.

This invention is related to ophthalmic lenses and the associated processes used to manufacture ophthalmic lenses. In particular, the present invention is related to a process for manufacturing contact lenses using high intensity UV light on lens molds to decouple mold creation from lens manufacture.

The invention discloses a method for remote data backup. The method comprises the steps as follows: a backup event which causes the data backup to a local medium server is monitored; and the monitored backup event is synchronized to a remote medium server in an asynchronous replication form. The backup event executed by the remote medium server is completely consistent with the backup event sent by original data, and the backup event is not required to be decomposed into substrate IO operation to be synchronized, so that the consistency between the backup data in the remote medium server and the original data is improved greatly. The invention also discloses a medium server.

A robotic operating arm for a fundus retinal microsurgery relates to a minimally invasive actuator. The present invention solves the problem of poor accuracy and stability of the surgical instrumentsin surgical operations in the prior art. The robotic operating arm comprises a cantilever rotation module (1), and further comprises a link assembly (2), an end actuator assembly (3), a base (A), an X-axis linear guide module (B), a Y-axis linear guide module (C) and a Z-axis linear guide module (D). The X-axis linear guide module (B) is horizontally mounted on the base (A); the Y-axis linear guide module (C) is mounted on the X-axis linear guide module (B); the Z-axis linear guide module (D) is mounted on the Y-axis linear guide module (C); the cantilever rotation module (1) is mounted on theZ-axis linear guide module (D); a linkage rod assembly (2) is mounted on the cantilever rotation module (1); and the end actuator assembly (3) is attached to the linkage rod assembly (2). The roboticoperating arm is used in the fundus microsurgery.

The invention discloses a radio frequency calibration method and device, and a computer readable storage medium. The method comprises the following steps: determining a radio frequency calibration parameter of to-be-calibrated equipment; acquiring calibration project information of the to-be-calibrated equipment, and determining a calibration parameter effective address corresponding to the calibration project information according to the calibration project information; writing the radio frequency calibration parameter in the calibration parameter effective address, and controlling the radiofrequency calibration parameter to be effective; and determining that the to-be-calibrated equipment passes production line calibration comprehensive test when the detection on transmitting power is performed on the to-be-calibrated equipment after the radio frequency calibration parameter is effective. Different calibration projects are differentiated based on above scheme, thereby adaptively performing radio frequency calibration, the consistency of the radio frequency product performance is improved, the radio frequency product comprehensive test pass rate is guaranteed, and the performanceof the radio frequency product is optimized.

The present invention relates to the human body scanning technology field, and provides a human body head three dimensional scanner and a three-dimensional modeling method. The human body head three dimensional scanner comprises a frame, a glass plate, a driving device, a support, cameras and lasers, the glass plate, the driving device and the support are arranged on the frame, and the glass plate is located above the driving device. The driving device comprises a servo driving motor, a slide rail, a leas screw and a limiting switch, the slide rail is arranged at the bottom of the frame, the limiting switch and the servo driving motor are arranged on the slide rail, and the servo driving motor is connected with the lead screw. The support comprises a crossbeam and two upright columns, the bottom of the crossbeam sleeves the lead screw via a bearing, and the upright columns are arranged at the two ends of the crossbeam. The three or more than three lasers are arranged on the two upright columns and the crossbeam, and the four or more than four cameras are arranged on the two upright columns and the crossbeam via rotating shafts and are connected with an external computer. The human body head three dimensional scanner and the three-dimensional modeling method of the present invention can measure the form and curve characteristics of a head, and have the advantages of being fast in measurement speed, small in error and little in workload, and being simple to install and accurate to measure.

The invention discloses a braking pressure correction method for a braking system. The braking pressure determined through a braking command signal Vs serves as the standard braking pressure. The braking pressure of airplane wheels is output to an anti-skid braking control box, the standard braking pressure is compared with the braking pressure output through an anti-skid braking system, and after comprehensive controlling is conducted, a braking command signal which is subjected to pressure correction is output. The command signal subjected to pressure correction controls an electro-hydraulic pressure servo valve to output the braking pressure, and braking pressure correction is achieved; accordingly, the difference value between the standard braking pressure and the actual braking pressure is decreased, and meanwhile the pressure difference value of the actual braking pressure of two side airplane wheels of an airplane is decreased. By means of the braking pressure correction method, the braking pressure of the left airplane wheel and the braking pressure of the right airplane wheel of the airplane are made to be consistent, and the braking pressure of the airplane anti-skid braking system and the control current output through the anti-skid braking control box are made to be consistent; the airplane is prevented from off-course and even runway excursion, and the safety of airplane braking is ensured.

The invention discloses a swing polishing device for complex curved surface polishing machining. The swing polishing device for complex curved surface polishing machining is composed of a motor (01), a swing vibration mechanism (02), a polishing power head (03) and a polishing tool (04), wherein the motor (01) is connected with a body (23) of the swing vibration mechanism (02) through a flange disc (22); the polishing power head (03) is installed on the body (23) of the swing vibration mechanism (02) through four fixing screws; and the polishing tool (04) is connected with the polishing power head (03) through a connection frame (33), and carries out swing motion with the polishing power head (03). The invention discloses a polishing device enabling the polishing tool to swing around the generatrix of the tool or the section line centre of a machined arc, that is, a rotation centre, by virtue of a torsional vibrator, and enabling the tool to rotate at a high speed around the axis of the tool, so that more grinding material particles on the polishing tool are all capable of carrying out equal polishing machining on all points on the machined surface, thus the purposes of improving polishing quality and polishing efficiency for a complex curved surface are achieved.

The invention provides a safe production-oriented three-dimensional model making, loading and displaying system. The system comprises a loading display module, an editing module, a service schedulingmodule, a storage module, a format conversion module and a coordinate conversion module, the loading display module comprises a two-dimensional model loading display module, a three-dimensional modelloading display module and a two-dimensional and three-dimensional model linkage module, and the two-dimensional model loading display module realizes loading display of two-dimensional vector data ina JSON format and an element map service format by using OpenLayers; the three-dimensional model loading and displaying module is used for realizing loading and displaying of three-dimensional modeldata by using the CesiumJS; and the two-dimensional and three-dimensional model linkage module realizes two-dimensional and three-dimensional model linkage display. On the basis of two-dimensional vector data manufacturing, three-dimensional attributes are added to manufacture the three-dimensional model, so that the complexity of manufacturing the three-dimensional model is greatly reduced. Through the linkage updating mechanism of the two-dimensional vector data and the three-dimensional model, the consistency of the two-dimensional data and the three-dimensional data is improved, and the two-dimensional and three-dimensional integrated application experience is improved.

This invention discloses an evaluating method and device of image quality. The method comprises: calculating the loss of the image to be evaluated at the space domain corresponding a reference image, obtaining the loss result of the image to be evaluated at the space domain; calculating the loss of the image to be evaluated at the frequency domain corresponding to the reference image, obtaining the frequency loss result of the image to be evaluated; obtaining the quality score of the image to be evaluated based on the loss result of the image to be evaluated at the space domain and the loss of the image to be evaluated at the frequency domain. The evaluating method and device of this invention synthetically evaluating the space domain loss and the frequency domain loss based on the characteristics of the human vision system improves the consistency of the object evaluation result and the subjective evaluation result and improves the accuracy of the evaluating result.

The invention discloses a digital intermediate frequency signal processing apparatus capable of improving polarimetric synthetic aperture radar (Pol-SAR) channel consistency and relates to the Pol-SAR technology. A data acquisition chip is moved forward to a rear end of a band pass filter and intermediate frequency amplifier. The intermediate frequency in a receiving path can be directly sampled. The apparatus of the invention carries out sampling and digitization to a plurality of polarimetric channel signals of the Pol-SAR at the intermediate frequency, performs quadrature demodulation and filtering to intermediate frequency signals in a digital domain so as to obtain digital video signals and simultaneously performs related digital signal processing to the digital video signals. By using the apparatus of the invention, Pol-SAR channel consistency can be substantially improved; remote sensing precision and accuracy of Pol-SAR can be effectively raised; problems existing in Pol-SAR echo receiving treatment by using a traditional method can be avoided; a quantity of collected channels can be reduced. Using the apparatus is good for miniaturization of a Pol-SAR system.

The invention provides a polarimetric SAR image classification method based on feature attention and a feature improvement network. The polarimetric SAR image classification method mainly solves the problems that an existing polarimetric SAR image classification method based on deep learning is poor in intra-area consistency and inconvenient for end-to-end classification. The implementation schemecomprises the following steps of: 1) inputting a to-be-classified polarized SAR image and filtering the to-be-classified polarized SAR image; 2) synthesizing a pseudo color image and a classificationlabel of the polarized SAR image; 3) extracting initial features of the polarimetric SAR image and preprocessing the features; 4) respectively constructing an input representation layer, a feature attention sub-network, an encoder and a decoder, and sequentially connecting the input representation layer, the feature attention sub-network, the encoder and the decoder to form a feature attention and feature improvement network; 5) training fa eature attention and feature improvement network; 6) Inputting the polarization SAR image into the trained network to obtain the classification result. The polarimetric SAR image classification method is high in intra-area consistency, low in noise and high in classification precision, end-to-end learning and classification are realized, and the polarimetric SAR image classification method can be used for polarimetric SAR image classification.

The invention provides an osmoregulation initiation method of cotton seeds under low-temperature stress. The osmoregulation initiation method comprises the following steps of: preparing an initiating agent of the cotton seeds under low-temperature stress; in a cleaning ware, arranging warm water with the temperature of 40-45 DEG C and the water amount being 5 times of the volume of the seeds, immersing the seeds into the warm water, continuously stirring, stopping stirring when the water temperature falls to 20 DEG C, and filtering water; diluting the initiating agent of the seeds by 500 times, pouring the initiating agent of the seeds into the ware, soaking for 22-26 hours, wherein the use amount of the initiating agent of the seeds is twice of the volume of the seeds and the temperature is set to be 40 DEG C; and filtering the seeds, bleaching for once or twice with clean water, absorbing the moisture, putting the seeds into a special oven for back drying, setting the temperature to be 40 DEG C, controlling the water content in back drying to be 7.5%+/-0.2%, and sowing or storing the seeds immediately.

The invention discloses an open-circuit embedding-removing test structure for a trimmer-capacitance MOS (metal oxide semiconductor) varactor and a variable capacitance diode, which comprises a plurality of metal layers and an active area; the plurality of metal layers comprise a top metal layer, a first metal layer connected with the active area, and at least one middle metal layer between the top metal layer and the first metal layer; the first metal layer comprises a loop; the top metal layer is divided into four unconnected port top metal layer areas; the scopes of the areas of the middle metal layer below each area are all in the scopes of the corresponding port top metal layer areas; an earthing port top metal layer area is connected with the middle metal layer area below thereof andthe loop of the first metal layer one by one; and at least one layer of middle metal area below a signal port top metal layer area is removed to cut off the connection between the signal port top metal layer area and the first metal layer. The open-circuit embedding-removing test structure can effectively eliminate parasitic capacitances, and improve the consistency between the parameters of the test structure and the actual circuit parameters.

The invention discloses a testing device and a testing method for a non-contact type card reader. According to the testing device and the testing method for the non-contact type card reader, a control module is used for processing data which are tested by a testing module, and therefore the problems that in the prior art, whether the non-contact type card reader is qualified needs to be judged by a person, and an unqualified product cannot be rectified are solved, and consistency of receiving power and transmitting power of the non-contact type card reader after the non-contact type card reader is subjected to a production test is improved. Meanwhile, due to the technical scheme, the testing device and the testing method for the non-contact type card reader are simple to operate, the testing device for the non-contact type card reader is suitable for volume production, and work efficiency can be improved.

The invention relates to a wax-free grinding and polishing template with double inlaying layers. The grinding and polishing template is characterized by being a composite structure formed by five cylindrical laminar objects. The composite structure comprises a first layer, a second layer, a third layer, a fourth layer and a fifth layer from top to bottom; the first layer is an upper inlaying layer which is provided with at least one sheet placing hole; the second layer is an upper bonding layer; the third layer is a substrate layer; the fourth layer is a lower bonding layer; and the fifth layer is a lower inlaying layer which is provided with at least one sheet placing hole; the wax-free grinding and polishing template with double inlaying layers is provided with a guiding hole for permeation of a polishing liquid; and the diameter of guiding hole is 0.1-50mm. According to the wax-free grinding and polishing template, by adoption of double inlaying layers, the wax-free polishing efficiency is improved. Because a wax-free polishing pad is separated from an adsorbing pad, the deviation of the thickness of a silicon wafer product is reduced effectively, and the production cost is lowered effectively; and the wax-free grinding and polishing template with double inlaying layers has the characteristics of simple structure and convenience of processing.

The application provides a full-spectrum-band amplitude-preserving seismic data processing method and device. The method includes steps: obtaining seismic data; performing wavelet standardized shapingon the seismic data, and performing full-spectrum-band frequency-broadening processing to release all seismic signals in a spectrum suppression band and obtain a first category of seismic data; performing whitening processing satisfying random noise hypothesis on interference signals in the first category of seismic data to obtain a second category of seismic data; performing data processing on the second category of seismic data to obtain a third category of seismic data, wherein the data processing maintains a full-spectrum-band characteristic and a noise whitening characteristic of the seismic data; performing pre-stack migration imaging processing on the third category of seismic data to obtain a fourth category of seismic data; and performing optimal resolution wavelet shaping on thefourth category of seismic data to obtain target seismic data. The seismic acquisition characteristics of wide frequency band, wide orientation and high density are considered, available effective signals in the seismic data are fully utilized, and effects of improving the wavelet consistence of the seismic data and improving the resolution and the fidelity of the seismic data are achieved.

The invention belongs to an optical processing technology, and relates to an edge and chamfer accurate grinding device of cylindrical glass optical lenses and a method thereof. The method enables the cylindrical glass optical lenses and an accurate grinding disc to form a needed angle through a chamfer positioning tool. Under the effect of frictional force, the self rotation of the cylindrical glass optical lenses and the relative motion of the cylindrical glass optical lenses with respect to the accurate grinding disc are realized through the rotation of the accurate grinding disc and the oscillation of a swinging arm, so that the edge and chamfer accurate grinding effect of the cylindrical glass optical lenses is achieved. In order to improve the efficiency and the edge and chamfer consistency of the cylindrical glass optical lenses, a poking wheel structure is designed to accelerate the self rotation motion of the cylindrical glass optical lenses and to increase the contact force between the cylindrical glass optical lenses and a lens disc. The increment of the contact force can prominently improve the chamfer accurate grinding efficiency of the cylindrical glass optical lenses; and the smooth and uniform self rotation motion of the cylindrical glass optical lenses can guarantee the uniformity of edges and chamfers. The edge and chamfer accurate grinding device of the cylindrical glass optical lenses and the method thereof can realize the accurate grinding of the edges and the chamfers of the cylindrical glass optical lenses in large batches with automation.

The invention discloses a display panel and a display device. The display panel comprises: an array substrate; a plurality of pixel units arranged on the array substrate, wherein each pixel unit comprises an anode, a light-emitting part and a cathode which are sequentially stacked; a packaging layer arranged on the plurality of pixel units; a touch control layer arranged on the packaging layer; and a first display area and a second display area, wherein the light transmittance of the touch control layer in the first display area is smaller than that of the touch control layer in the second display area, in the first display area, the multiple pixel units comprise first pixel units and second pixel units, and the minimum distance between the edge of the anode of at least one second pixel unit and the edge of the corresponding light-emitting part is larger than the minimum distance between the edge of the anode of the first pixel unit and the edge of the corresponding light-emitting part. According to the display panel and the display device, the display effect of the display panel under the large viewing angle is improved, and the problem that the user experience is reduced due to the brightness difference of the display panel under the large viewing angle is solved.

The invention discloses a resistive random access memory based on a polymer/metal ion composite system, and a preparation method for the resistive random access memory. The resistive random access memory comprises an insulating substrate, and a bottom electrode, a top electrode and a polyimide/metal ion composite film which are arranged on the insulating substrate; and the polyimide/metal ion composite film is positioned between the bottom electrode and the top electrode. The resistive random access memory is high in repeatability, response speed, reliability, simple in structure and low in manufacturing cost, is used for the field of highly integrated high-capacity multi-value memories, and has high application value.

The invention relates to an integrated display unit of a color LED display screen and a manufacture method thereof. The integrated display unit board of the color LED display screen comprises an LED display module and a surface cover base plate, wherein the positions of the surface cover base plate, which correspond to LED wafers of the LED display module, are provided with light outlet holes; a drive IC (integrated circuit) is welded on a drive circuit board, the back surface of a circuit board is connected with the drive circuit board through pin headers and female headers, and the LED wafers are fixed on the front surface of the circuit board; the side wall of every light outlet hole of the surface cover base plate is provided with a high-reflectance diffuse-reflection surface; and the surface cover base plate is fixed on the circuit board, and the light outlet holes of the surface cover base plate are filled with transparent colloid. Due to the high-reflectance diffuse-reflection surfaces of the side walls of the light outlet holes of the surface cover base plate, light reaching the sidewalls of the light outlet holes can be subjected to the diffuse-reflection dodging to significantly improve the light emitting uniformity of LEDs which have three colors of red, green and blue, the light energy usage rate is increased, and the heat dissipation burden is reduced. The integrated display unit board of the color LED display screen has the advantages of large visual angle, low light loss and the like.

The invention discloses a production method of a lithium ion power battery with consistency improved. According to the invention, anode sheets and cathode sheets are obtained through coating and cutting technologies, and are graded according to the weight of each sheet; a total weight of anode sheets in a single battery is controlled through steps that: a group of anode sheets with a total anode sheet number required by the single battery is weighed, wherein the anode sheets can be selected from a middle weight grade, or can be randomly selected from at least two weight grades; according to ameasured weight, anode sheets in the grade of a larger weight are replaced by anode sheets in the grade of a smaller weight, or anode sheets in the grade of a smaller weight are replaced by anode sheets in the grade of a larger weight; finally, the total weight of the anode sheets is controlled within a required total weight range. With the production technology modification provided by the invention, consistency of the lithium ion power battery is greatly improved, service life of the lithium ion power battery is prolonged, and application safety of the lithium ion power battery is ensured.