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830results about How to "Realize the design" patented technology

Fingerprint identification display device and driving method thereof

The embodiment of the invention provides a fingerprint identification display device and a driving method thereof, and can improve the precision of fingerprint identification. The device comprises a display panel, a light guide plate, an illumination component, a first polarizer, a second polarizer, and photosensitive induction units. The display panel is encapsulated with a liquid crystal layer and is divided into a plurality of display units; each display unit in a fingerprint identification region comprises a display sub-pixel and an identification sub-pixel. The illumination component is used for making the emitted detecting light to transmit in a total reflection mode in the light guide plate. The first polarizer is arranged between the liquid crystal layer and the light guide plate, and comprises a first region and a second region which are perpendicular in the polarizing direction. The second polarizer is arranged on the other side of the liquid crystal and comprises a third region and a fourth region which are perpendicular in the polarizing direction. The first region and the third region correspond to the display sub-pixel, and have vertical polarizing directions. The photosensitive induction units are arranged on the side of the second polarizer that is away from the liquid crystal layer and each photosensitive induction unit corresponds to each identification sub-pixel.
Owner:BOE TECH GRP CO LTD

Vehicle stability integrated control method based on variable-weight model prediction algorithm

ActiveCN106004870ADoes not affect longitudinal dynamicsDoes not affect longitudinal speedExternal condition input parametersDriver input parametersDriver/operatorEngineering
The invention discloses a vehicle stability integrated control method based on a variable-weight model prediction algorithm. The method is mainly aimed at yawing motion and side-tipping motion of a vehicle to improve the stability and the riding comfort of the vehicle. The method mainly comprises steps as follows: step one, vehicle driving state information is acquired and subjected to estimation processing; step two, reference state values for keeping the yawing stability and the side-tipping stability of the vehicle are decided respectively; step three, a variable-weight model prediction control algorithm is used, a front wheel rotating angle and tire braking force are taken as control variables, and vehicle yawing and side-tipping stability control are integrated; step four, expected tire braking force is compared with actual pressure of a brake tube, an action instruction of an electromagnetic valve is determined, an additional front wheel rotation angle and steering action of a driver are superposed, and a final front wheel rotation angle is obtained; step five, a brake executer and a steering executer execute the action instruction of the electromagnetic valve and a front wheel rotation angle instruction, so that the vehicle keeps the yawing stability and side-tipping stability.
Owner:JIANGSU XCMG CONSTR MASCH RES INST LTD

Helical surface digital control enveloped milling method and integration control system thereof

The present invention provides one control technology for numerically controlled machine tool. The numerically controlled spiral camber envelope milling method includes: inputting basic parameter from the industrial computer to the data base; contour design and calculation comprising extracting or inputting basic parameter data, establishing screw bolt profile mold and fairing treatment in curve interpolation course and storing the datan into data base; automatically programming the numerically controlled machining course; and performing numerically controlled machining via transmitting the machining program to the motion controlling unit and machining with the driving module. The integrated control system includes control panel, CNC controller, measuring unit, feeding servo unit, servo motor, frequency varying driver, mainshaft motor and electric loop unit.
Owner:SHENYANG POLYTECHNIC UNIV

Array substrate, display panel and display device

The invention discloses an array substrate, a display panel and a display device. The array substrate comprises a display area and a non-display area. The non-display area is provided with a grid drive circuit and a signal line located outside the grid drive circuit. The grid drive circuit comprises at least one TFT and at least one capacitor. The capacitor comprises a first electrode plate and a second electrode plate, and is located above or below the signal line. Due to the fact that the capacitor part in the grid drive circuit does not need to be arranged additionally, the size of the grid drive circuit can be reduced, the width of the frame of the display device is reduced, and the narrow frame design is achieved.
Owner:SHANGHAI TIANMA MICRO ELECTRONICS CO LTD +1

Shifting register, grid drive circuit, display device and grid drive method

The invention provides a shifting register, a grid drive circuit, a display device and a grid drive method. The problem that the ultra-low width design of a frame of a display device is limited by an existing shifting register can be solved. The shifting register comprises a grid drive signal generating unit for outputting grid drive signals, a plurality of signal output control modules, signal output reset modules and signal output ends. Each signal output control module is connected with the grid drive signal generating unit, a corresponding control signal input end and the corresponding signal output end. Each signal output reset module is connected between the corresponding signal output control module and the corresponding signal output end. Each signal output control module is used for outputting the grid drive signals output by the grid drive signal generating unit through the corresponding signal output end under the control of input control signals. Each signal output reset module is used for making output signals of the corresponding output end reset.
Owner:BOE TECH GRP CO LTD +1

Spacecraft robust finite time saturation attitude tracking control method

A spacecraft robust finite time saturation attitude tracking control method is disclosed. The present invention relates to the spacecraft robust finite time saturation attitude tracking control method so as to solve a rigid spacecraft attitude tracking control problem in the conditions of model uncertainties, external disturbance torques and actuator saturation and is aimed at the problems of controller chattering, a complex controller structure, many setting parameters and a limited application range of a control algorithm in an existing method. The method of the invention comprises the steps of (1) establishing a rigid spacecraft attitude kinematics and dynamics model which is an attitude tracking system, (2) defining a rapid nonsingular terminal sliding mode surface and auxiliary system according to the step (1), and (3) carrying out robust finite time saturation attitude tracking controller design, carrying out controller designing when the synthetical uncertainty delta upper bound of the attitude tracking system is an unknown constant, and carrying out adaptive controller designing when the synthetical uncertainty delta upper bound is an unknown function. The spacecraft robust finite time saturation attitude tracking control method is used for the aerospace field.
Owner:HARBIN INST OF TECH

Asset life information integrated control method and device suitable for power system

InactiveCN102142111AAchieve horizontal penetrationEffective connectionData processing applicationsPagerElectric power system
The invention relates to an asset life information integrated control method and a device suitable for a power system. The method comprises the following steps: an asset strategy auxiliary decision module is used for controlling a power grid planning module according to life cycle cost evaluation results of the existing equipment to select a corresponding planning scheme from a database server and sending the life cycle cost evaluation results to a project control module. The asset life information integrated control device suitable for the power system comprises the database server, a PSP (Python Server Pagers) application server, a BW (Band Width) application server, a BPS (Basic Programming System) application server, an SRM (Storage Resource Management) application server, a PMS (Purchase Management System) application server, a WRP (Wireless Routing Protocol) application server, an internal client, an external client, an internal bus and an Internet. Compared with the prior art, the asset life information integrated control method and the device suitable for the power system have the advantages of forming the evaluation decision of closed-loop linkage, optimizing the life cycle cost of the equipment and the like.
Owner:SHANGHAI MUNICIPAL ELECTRIC POWER CO +2

Display panel

The invention relates to a display panel comprising a first base panel, a second base panel, a display medium layer, a signal transfer structure, a protecting layer and frame glue, wherein the first base panel comprises a driving zone and a peripheral zone, the peripheral zone comprises a driving circuit zone which comprises a signal transfer zone; the second base panel and the first base panel are oppositely arranged; the display medium layer is arranged between the first base panel and the second base panel; the signal transfer structure is arranged in the signal transfer zone of the first base panel; the protecting layer is arranged on the first base panel and at least completely coats the signal transfer structure; and the frame glue is arranged on the protecting layer of the peripheral zone and used for splicing the first base panel and the second base panel. As the protecting layer of the display panel in the invention completely coats the signal transfer structure and can further completely cover a driving circuit, the position of the frame glue is not limited by the signal transfer structure and the driving circuit and can be arbitrarily changed in the peripheral zone of the first base panel as required, and the area of the peripheral zone can be effectively reduced so that the design of a narrow frame is realized.
Owner:AU OPTRONICS CORP

Computer design method of standard distribution network line

The invention discloses a computer design method of a standard distribution network line. The computer design method of the standard distribution network line comprises the steps of drawing construction diagrams of overhead power distribution lines and cable lines according to distribution line design requirements and a standard diagram, accurately counting materials required by a project, and automatically generating various kinds of report forms. According to the computer design method of the standard distribution network line, the ERP (Enterprise Resource Planning) material entering process can be greatly optimized, and moreover, a preliminary budget of the material part can be automatically embedded into a rural network project preliminary budget template, and the differences between the construction diagram and an as-constructed diagram are analyzed to generate a material balance sheet after the construction diagram and the as-constructed diagram are accomplished, so that a data support is provided for the material recovery, the project auditing and the construction cost, the project materials can be managed and controlled, and create favorable conditions are created for the fixed-assets management, the base data management and the distribution network operation and maintenance management of the post-stage project.
Owner:XUYI POWER SUPPLY OF JIANGSU ELECTRIC POWER +2

Real-time tracking method based on on-line learning and tracking system thereof

The invention provides a real-time tracking method based on on-line learning and a tracking system thereof. The method comprises the following steps: acquiring image information through an image sensor, manually selecting an initial positive sample, utilizing a corresponding processing unit to complete extraction of object characteristic information, realizing classification of an object according to random forest, introducing classification reliability degree, according to a program similar to the object characteristic information, determining a positive sample and a negative sample which are used for training a random forest classifier, and finally utilizing a KLT tracking algorithm to realize accurate and high precision tracking of an object.
Owner:KONKA GROUP

Shifting register unit, shifting register, gate drive circuit and display device

The invention provides a shifting register unit, a shifting register, a gate drive circuit and a display device. The shifting register unit comprises an input module, an output module, a reset module and a pull-down module. The output module is used for outputting first clock signals of a first clock signal end to the output end of the shifting register unit according to the electric potential of pull-up nodes at the output stage. The reset module is used for lowering the electric potential of the pull-up nodes and the output end of the shifting register unit according to reset signals of pull-up nodes at the reset stage. The pull-down module is used for lowering the electric potential of the pull-up nodes and the output end of the shifting register unit according to second clock signals of a second clock signal end at the pull-down stage. The first clock signal end supplies the high-level first clock signals to the output module only at the output stage. The second clock signal end supplies the high-level second clock signals to the pull-down module only at the reset stage or the pull-down stage. Compared with the prior art, the shifting register unit has a simpler structure.
Owner:HEFEI XINSHENG OPTOELECTRONICS TECH CO LTD +1

Touch panel

ActiveCN104866126ARealize multiple electrostatic protectionConducive to realizing the designInput/output processes for data processingTouch SensesTouch panel
The present disclosure provides a touch panel. The touch panel comprises a substrate that includes a touch sensing region and a peripheral region surrounding the touch sensing region; a sensor electrode layer in the touch sensing region and a portion of the peripheral region of the substrate; multiple signal transmission lines, in the peripheral region, electrically coupled to the sensor electrode layer; and multiple ground lines, in the peripheral region and external to the sensor electrode layer and the multiple signal transmission lines, electrically isolated from each other.
Owner:TPK TOUCH SOLUTIONS (XIAMEN) INC

System of satellite attitude control integrated simulation and implement method

The invention discloses a system of satellite attitude control integrated simulation and an implement method. The system comprises a simulation computer and an interface expansion board; simulation application under five working modes of complete mathematical simulation, component-level semi-physical simulation, component-level semi-physical simulation, whole-spacecraft semi-physical simulation, satellite-ground united simulation and in orbit attitude visualization can be realized through the combining connection of the simulation system and tested hardware; the system integrates a number of functions in one set to reduce the repeated simulation software development work to achieve the universality and generalization of the simulation system; the visualization and operability of a simulation process is enhanced; the whole flow comparison simulation analysis from scheme design to in orbit test of the satellite attitude control system is supported.
Owner:ZHEJIANG UNIV

Liquid crystal panel and manufacturing method thereof

The invention provides a liquid crystal panel, which comprises an upper substrate, a lower substrate and frame glue, wherein the lower substrate comprises a display area, a non-display area, a first limiting component and a second limiting component; the non-display area is adjacent to the display area; and the frame glue is arranged on the non-display area; the first limiting component is located at edge of the non-display area; the second limiting component is located between the display area and the first limiting component. By virtue of combination of the first limiting component and the second limiting component, when an alignment film is coated on the lower substrate, the alignment film is not expanded to the non-display area.
Owner:TCL CHINA STAR OPTOELECTRONICS TECH CO LTD

Method of realizing uplink power control and terminal

The invention relates to a method of realizing uplink power control and a terminal. The method of realizing uplink power control includes the steps: the terminal determines the uplink emission power according to the transmission scene owned by the terminal; and the terminal uses the determined uplink emission power to perform uplink transmission. Therefore, the method of realizing uplink power control can determine the uplink emission power and performs uplink transmission through the terminal, and can realize design of the uplink power control scheme.
Owner:ZTE CORP

Time scale function decomposition based hypersonic aircraft actuator saturation control method

The invention discloses a time scale function decomposition based hypersonic aircraft actuator saturation control method. The method is used for solving the technical problem of difficulty in engineering realization under the existing hypersonic aircraft actuator saturation condition. The method includes: obtaining a high-speed slow variable subsystem, a speed slow variable subsystem and an attitude fast variable subsystem by time scale decomposition, and building a discrete form of an original system through an Eulerian method; regarding the height and the speed in a fast subsystem design process as constants so as to achieve model simplification; considering actuator saturation limitations, and importing auxiliary control variables to design throttling valve openness and the controlpiston deflexion angle; and designing an updating law of a neural network by importing an auxiliary error variable. The time scale function decomposition based hypersonic aircraft actuator saturation control method has the advantages that computer control characteristics are combined, a discrete model is built, the subsystems are designed according to time scale function decomposition, the actuator saturation condition is fully considered during controller design, and the method is suitable for engineering application.
Owner:NORTHWESTERN POLYTECHNICAL UNIV

Polymer graft modification composite hollow micro-bead and preparation thereof

The invention relates to a complex hollow microsphere of polymer grafting modification and a preparation method thereof, and pertains to the technical field of surface modification of hollow microsphere. The method provides the complex hollow microsphere of polymer grafting modification and the preparation method thereof aiming at the disadvantages that the surface properties and the compressive strength of the hollow microsphere up to now are hard to be improved simultaneouly. The complex hollow microsphere causes the compressive strength and the compatibility with matrix to be greatly improved by graft polymer on a surface, and can also inhibit defect structure in the surface of the complex hollow microsphere. The method is simple, easy to be operated, and low in cost. The complex hollow microsphere of polymer grafting modification is applied to complex material as light intensified filling.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI

Funicular curve well drilling rail design method using stratum natural deflecting rule

ActiveCN101173598AIn line with formation conditionsRealize the designDirectional drillingSection planeThree stage
The invention relates to a drilling engineering design in the petroleum drilling engineering, in particular to wellbore trajectory optimized design and control in the highly-displacement well. For three-stage and four-stage catenary sections, the design of wellbore trajectory is finished through 12 steps. The invention puts forward a new method of two-dimensional catenary trajectory design. A plurality of units with different azimuth wander ratio is divided according to natural deviating rule of formation, which is combined to the formation condition that conforms to the actual situations of drilling engineering. On the basis of maintaining the characteristics and advantages of catenary trajectory and regarding to the influence of natural deviating rule of formation, a method of three-dimensional catenary trajectory design is put forward, which can not only scientifically work out the azimuth lead angle and initial azimuth, but also work out the trajectory parameters of every point inthe wellbore trajectory. The realization of three-dimensional wander trajectory design of catenary section has real meaning of guidance for the drilling design and construction of the highly-displacement well. The invention is used in the field of petroleum and geological exploration.
Owner:CHINA PETROLEUM & CHEM CORP +1

Test circuit of on-chip multicore processor and design method of testability

The present invention provides a testing circuit and a testability design method thereof for an on-chip multinuclear processor; wherein, the testing circuit comprises a testing shell register chain, a chip core connecting circuit waiting to be tested, an on-chip data path connecting circuit and a control logic circuit. The chip core connecting circuit waiting to be tested is an interconnection circuit, which is connected between the testing shell register chain and the chip core waiting to be tested. The on-chip data path connecting circuit is the interconnection circuit which is connected between the testing shell register chain and the on-chip data path. The control logic circuit controls the data flow direction of the chip core connecting circuit waiting to be tested and the on-chip data path connecting circuit. The present invention conducts an optimum design according to the characteristics of the on-chip multinuclear processor. The bandwidth of the on-chip data path is fully used. The testing cost is reduced and the amount of a transmission data packet in the on-chip data path is reduced. So an extra power spending caused by mass active data packet is greatly reduced and the testing time is greatly shortened.
Owner:INST OF COMPUTING TECHNOLOGY - CHINESE ACAD OF SCI

Titanium alloy with easily refined grains and preparing method thereof

ActiveCN104946928ABreak through limitationsReduce process control difficulty and manufacturing costCrystalliteChemical composition
The invention discloses a titanium alloy and a preparing method thereof, the titanium alloy comprises chemical components in percent by weight: 33wt%-40wt% of Nb, 0.3wt%-0.5wt% of O and the balance of Ti; or the alloy comprises the components in percentage by weight: 33wt%-40wt% of Nb, 0.3wt%-0.5wt% of O, one or more of following element groups: 0-3wt% of V, 0-1wt% of Mo, 0-3wt% of Al, 0-3wt% of Sn and 0-4wt% of Zr and the balance of Ti. Components of the alloy in the invention are optimally designed, low-stacking fault energy large-sized ultra-fine grain / nanocrystalline titanium alloy can be obtained by smelting, thermal processing and cold processing, the titanium alloy has excellent match of strength and plasticity, the preparing method breaks through limitation of preparing of a titanium alloy nano-material in the prior art, processing control difficulty and manufacturing cost are reduced, the production efficiency is improved and the titanium alloy and preparing method have a broad application prospect.
Owner:AVIC BEIJING INST OF AERONAUTICAL MATERIALS

Liquid crystal display (LCD) driving circuit, data driving chip, liquid crystal panel and liquid crystal display device

The invention discloses a liquid crystal display (LCD) driving circuit, a data driving chip, a liquid crystal panel and a liquid crystal display device. The LCD driving circuit comprises the data driving chip which is provided with a plurality of output ends, and a plurality of data cables which are respectively connected with the output ends of the data driving chip; an output resistor is respectively arranged between each output end of the data driving chip and each data cable; not all the equivalent resistance of the data cables is the same; and the equivalent resistance of each data cable and the sum of the corresponding output resistors is equal. According to the invention, because the output resistors are adopted to replace snake-shaped windings, the widths that the output resistors occupy are smaller than those of the snake-shaped windings, a wiring space of a glass substrate can be reduced, and the design of a narrow frame is realized; and in addition, because more data cables can be laid in the frame with a unit of width, the cost can be reduced.
Owner:TCL CHINA STAR OPTOELECTRONICS TECH CO LTD

Impedance frequency select surface

The invention provides an impedance frequency select surface. A frequency select surface layer (1) leads in a dielectric spacer layer (2) and a resistance loading layer (3) which are constructed with a dissipative network; the resistance loading layer (3) and the isolation matching layer equivalently and electrically load the network and are in cascade connection with the frequency select surface layer; the frequency select surface layer and the resistance loading layer are attached to the dielectric spacer layer; the frequency select surface layer loads incident wave and electromagnetic wave capacitance and inductance, and leads in reflection loss; the resistance loading layer loads incident wave and electromagnetic wave resistance of the impedance frequency select surface layer; and the dielectric spacer layer is matched with the loaded resistance, the loaded capacitance and the loaded inductance. The impedance frequency select surface leads in the dielectric spacer layer and the resistance loading layer, so that limitation that a stop frequency band of the existing frequency select surface has the total reflection characteristic is eliminated; the stop frequency band is reduced effectively; and the technical problem that an RCS (Radar Cross Section) of the existing frequency select surface radome is limited to the structure shape is solved. The impedance frequency select surface can serve as RCS control of a spatial filter and a radome.
Owner:10TH RES INST OF CETC

4D-printing shape-memory-polymer-composite-material tracheal stent and preparing method thereof

The invention discloses a 4D-printing shape-memory-polymer-composite-material tracheal stent and a preparing method thereof, and belongs to the technical field of 4D printing. As for the problem thata traditional tracheal stent is difficult to implant, and the secondary stricture problem caused by the overlarge hole diameter of the tracheal stent, and the problem that as the hole diameter of thetracheal stent is over small, swinging of airway cilia is blocked, a compound of a shape memory polymer and nanometer iron oxide serves as a material, a curve-edge rectangle serves as a basic unit, and a tracheal-stent three dimensional structure model is designed; the tracheal-stent three dimensional structure is printed and formed with the fused deposition or direct writing printing method, is subjected to electrostatic spinning medicine carrying covering, and then is subjected to in-vitro remote excitation so that the shape of the stent is recovered, and a formed tracheal stent is obtained.The 4D-printing shape-memory-polymer-composite-material tracheal stent and the preparing method thereof are suitable for production of the tracheal stent.
Owner:HARBIN INST OF TECH

Multilayer grating bearing cylinder and preparation method thereof

The invention discloses a multilayer grating bearing cylinder and a preparation method thereof. The multilayer grating bearing cylinder is formed by nesting at least two single-layer grating cylinders, and the densities of the meshes of the adjacent single-layer grating cylinders are different. The preparation method for the multilayer grating bearing cylinder made from a composite material comprises the following steps: producing a wood pattern for casting a soft mode, producing a silicon rubber soft mode, assembling a mould, winding the soft mode in an assistance manner, carrying out vacuum bag moulding, demoulding and carrying out after-treatment, and integrally moulding the multilayer grating bearing cylinder; or preparing the single-layer grating cylinders according to the steps, and then assembling the single-layer grating cylinders into the multilayer grating bearing cylinder. The preparation method for the multilayer grating bearing cylinder made from metal or engineering plastic comprises the following steps: preparing a casting mould for the disassembly components of the single-layer grating cylinders, melting and casting, welding, and then assembling the single-layer grating cylinders into the multilayer grating bearing cylinder; or moulding in one step by a 3D printing technology. The multilayer grating bearing cylinder has the characteristics of good structural stability, light mass, high mechanical properties, difficulty of structural overall buckling instability, simple and practicable preparation method, and low cost.
Owner:NAT UNIV OF DEFENSE TECH

Display panel and display device

The invention provides a display panel and a display device, and relates to the technical field of display. The display panel is characterized in that a non-display area of the display panel is provided with a chip binding region, a display area comprises first display regions and a second display region, and the distance from the second display region to the chip binding region is shorter than the distance from each first display region to the chip binding region; the display area is provided with sub-pixels and reflecting layers, and the orthographic projection of the reflecting layers corresponds to opening areas of the sub-pixels; the display area is provided with a plurality of first signal wires with different lengths; a plurality of second signal wires are connected with the first signal wires and the chip binding region; the second signal wires comprise first wires and second wires, and the first wires are connected with the first signal wires and are connected to the chip binding region by the second wires; the first wires are positioned in the second display region and extend along column directions, and the orthographic projection of the first wires partially coincides with the orthographic projection of the reflecting layers; the second wires are positioned in the non-display area. The display panel and the display device have the advantages that the widths of frames can be reduced; the display panel is used for displaying pictures.
Owner:SHANGHAI TIANMA MICRO ELECTRONICS CO LTD

SLM (Selective Laser Melting) process based part lightweight design processing method

The invention discloses an SLM process based part lightweight design processing method. The method comprises the following steps: establishing a finite element model through a three-dimensional digital model of a part, and defining load and boundary conditions; establishing a part topological optimization model and setting a topological optimization unidirectional withdrawal constraint; performing part topological optimization to generate an initial lightweight model, performing mechanical performance analysis on the initial lightweight model, arranging self-supported porous structures with different densities according to stress distribution of the initial lightweight model, and generating a final lightweight model; and processing a final lightweight entity part through an SLM forming technology by utilizing the generated final lightweight model. The unidirectional withdrawal constraint is set in a specified direction during the topological optimization process, and the part topological optimization is finished, so that the part lightweight design is realized; a withdrawal constraint based topological optimization result is suitable for an SLM process, so that a supporting structure does not need to be added, a complicated support removal process is not required, and the design process is simplified; and the self-supported porous structures with different densities are introduced, so that the weight of the structure is further reduced.
Owner:SUZHOU XIDIMO THREE DIMENSIONAL PRINTING TECH CO LTD +2

Narrow-bordered In Cell-type touch display panel structure

The invention provides a narrow-bordered In Cell-type touch display panel structure. By setting m control signal lines (TL(1) to TL(N / m)) and N / m touch drive signal lines (CL(1) to CL(m)), and by respectively setting m TFT (T1 to Tm) corresponding to each touch drive signal line, touch drive signals can be provided for N touch drive electrodes (1); compared with the prior art, N touch drive signal lines with the same number as the N touch drive electrodes are set, so that the number of the signal lines in border areas on the two sides of the panel can be reduced, the widths of the border areas can be reduced, and thus a narrow-bordered design can be conveniently achieved.
Owner:WUHAN CHINA STAR OPTOELECTRONICS TECH CO LTD

Mask plate and encapsulating method for OLED device

The invention provides a mask plate and an encapsulating method for an OLED device. According to the mask plate provided by the invention, a plurality of rectangular shielding parts are uniformly arranged on four sides of a rectangular opening of a frame body; when the mask plate is utilized to encapsulate the OLED device, three independent sides of the rectangular shielding parts generate shadow effects, so that film thickness of a passivation layer formed below the rectangular shielding parts is the same as that of a passivation layer formed below a residual un-shielded area in the rectangular opening; moreover, positions on which the rectangular shielding parts are connected with the sides of the rectangular opening do not generate shadow effects, and the shadow effect generated by a bottom side of a first groove between adjacent two rectangular shielding parts is diffused towards the positions on which the adjacent rectangular shielding parts are connected with the sides of the rectangular opening for being diluted and reduced, so that the shadow effects of the side integers of the rectangular opening is reduced, and an actual film-forming area of the passivation layer is almost the same as a preset designed film-forming layer, and therefore, a narrow side frame design can be realized, encapsulating effect is improved, and the service life of the device is prolonged.
Owner:WUHAN CHINA STAR OPTOELECTRONICS SEMICON DISPLAY TECH CO LTD
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