30results about How to "Achieve normal display" patented technology

The invention provides an airflow pattern testing tool, a testing device and an airflow pattern testing method, and relates to the technical field of airflow pattern testing. The air flow pattern test tool comprises a test piece; the surface of the test piece is a curved surface, a closed cavity is formed in the test piece, and the closed cavity is filled with gas with the density smaller than that of gas in the to-be-tested space, so that the test piece can float under the blowing action of the gas flow in the to-be-tested space and move in the flow direction of the gas flow. The airflow flow type testing tool can indicate the overall movement track of airflow through the testing piece which can float along with airflow blowing and move in the airflow direction, the testing process is continuous, all airflow movement tracks can be reflected, the testing accuracy is improved, operation is convenient and fast, and smoke residues cannot be generated to pollute the space to be tested.

The invention discloses a field sequential display pixel circuit. The field sequential display pixel circuit comprises a plurality of pixel units which are distributed in multiple rows and multiple columns; a plurality of scanning signal lines extending along the horizontal direction and a plurality of data signal lines extending along the vertical direction; and the plurality of cascaded GOA units are arranged in the peripheral circuit, and each stage of GOA unit is connected with the plurality of scanning signal lines so as to input scanning signals to each scanning line. The beneficial effects of the invention are that the control switch and the multi-channel data line are turned on through the multi-stage scanning line signal for writing, and the refresh rate is improved.

The invention belongs to the field of construction risk comprehensive evaluation and prediction, and provides a deep shaft typical construction risk comprehensive evaluation and prediction method. Comprising the steps of obtaining a water inrush characteristic value, a rockburst index characteristic value and a heat damage characteristic value, constructing a water inrush index matrix, calculating a water inrush index weight, matching a water inrush risk grade, calculating a rockburst index weight, calculating an attribution degree, matching the rockburst risk grade, calculating heat damage heat dissipating capacity data, matching the heat damage risk grade and controlling signal lamps. According to the method, through the water inrush risk grade, the rockburst risk grade and the heat damage risk grade, comprehensive evaluation and prediction of construction risks and autonomous classification of risk degrees are realized, and the accuracy and reliability of risk prediction are improved.

The invention discloses an embedded automobile AR-HUD integrated display device which comprises an AR-HUD installation shell installed in an automobile instrument desk, a gap between the AR-HUD installation shell and the automobile instrument desk is provided with a sealing assembly, and the sealing assembly comprises a rubber ring with a notch and a rubber strip integrally formed on the outer wall of the rubber ring; the rubber ring is embedded in an automobile instrument desk, mounting grooves are formed in the outer walls of the two sides of the AR-HUD mounting shell, and an upper plate and a lower plate are welded in the mounting grooves. Dust and water vapor are effectively prevented from invading the interior of an instrument desk through a triple sealing assembly of the rubber ring, the rubber strip and the sealing compound, the environmental reliability of an AR-HUD core optical device is improved, quick disassembly of the AR-HUD mounting shell is achieved through installation in an embedded mode, dual limiting can be achieved through the elastic piece and the coil spring, and the service life of the AR-HUD core optical device is prolonged. And when the AR-HUD mounting shell is pressed downwards, clamping and locking can be automatically completed.

The present invention provides a virtual-reality combined simulation system and method supporting large-scale unmanned aerial vehicle cluster flight tests, belonging to the field of unmanned aerial vehicle cluster simulation. To solve the problems of low fidelity of large-scale unmanned aerial vehicle clusters and multiple limitations of virtual-reality combined simulation in existing software simulation systems. Combining virtual unmanned aerial vehicle clusters with real real-time unmanned aerial vehicle clusters, simulation support for the underlying environment is provided, covering cluster scheduling algorithms, task allocation algorithms, formation control algorithms, dynamic control algorithms, and three-dimensional visualization frameworks, to achieve task requirement data analysis, task allocation and optimization scheduling, cluster command and control formation flight, cluster measurement and control and status monitoring, and intelligent collaboration of human-machine terminals. The present invention realizes effective verification of large-scale unmanned aerial vehicle clusters in performing tasks through a parallel simulation method that combines virtual unmanned aerial vehicle flight nodes with real unmanned aerial vehicle flight nodes, which has important theoretical significance and application value for promoting the verification of key technologies of unmanned aerial vehicle clusters and the practical application of unmanned aerial vehicle clusters.

The embodiment of the utility model provides a display device and electronic equipment. According to the display device, the dimming structure is arranged on the light emitting path of the display panel, and the flat plate lens is arranged on the light emitting path of the dimming structure, so that the first included angle formed between the plane where the display panel is located and the plane where the flat plate lens is located is smaller than 45 degrees, and the longitudinal space occupied by the display panel and the flat plate lens can be reduced; the thickness of the display device is reduced; and the angle of the light emitted by the display panel can be adjusted through the dimming structure, so that the light adjusted by the dimming structure can form a clear display image after being emitted from the flat lens, and normal display of the display device is realized.

The utility model discloses a kind of display equipment, comprising: display panel, including the sub-pixel of array arrangement;Cover plate, located at the light exit side of display panel;Light-absorbing layer, between display panel and cover plate, light-absorbing layer includes multiple first openings corresponding to sub-pixel one by one, the orthographic projection of first opening on display panel covers the light emitting area of corresponding sub-pixel.Such, by setting light-absorbing layer between display panel and cover plate, eliminate the non-light emitting area between the light emitting area of sub-pixel and the light waveguide effect between cover plate, so as to emit when the light emitting area of sub-pixel, eliminate the light ray in non-light emitting area by light waveguide effect emission, further avoid the light leakage at non-light emitting area around light emitting area, avoid the generation of halo around sub-pixel, improve the luminous purity of display equipment, multiple first openings corresponding to sub-pixel one by one on light-absorbing layer then provide the passage for the emission of light emitting area light ray, realize the normal display of display equipment.

The application discloses a multimedia playing method and device based on a cockpit environment, a medium and a product. The method comprises the following steps: running a multimedia playing program in the cockpit environment; playing multimedia content in the cockpit environment through the multimedia playing program; and displaying a first virtual object activity on a display screen of the cockpit environment based on the multimedia playing program. The multimedia playing program supports multi-terminal sharing of the first virtual object. The method attracts users to stay in the multimedia playing program for a long time, thereby increasing the interaction between the users and the multimedia playing program, further improving the human-computer interaction efficiency, improving the utilization rate of the multimedia playing program, and enabling the multi-terminal sharing of the first virtual object through the multimedia playing program. In other words, the users can display the first virtual object on multiple or various terminals, thereby improving the multi-terminal interaction efficiency.

The application provides a data processing method, device, equipment, storage medium and program product, which are applied to various focus control scenes such as cloud technology, artificial intelligence, intelligent transportation and vehicle-mounted devices. The data processing method comprises the following steps: executing a first code instruction to perform page focus processing, the first code instruction being obtained by compiling business code and focus control code, the business code being used to display a page in different execution environments, and the focus control code being used to control the display content of the page by a focus; the page focus processing comprises the following steps: displaying a to-be-controlled page, the to-be-controlled page comprising an initial page element in a focus state; in response to a focus control event of the initial page element, determining a focused page element adapted to the focus control event, the focus control event being an event of triggering a change in the focus state of the initial page element; and displaying the focused page element in the focus state. Through the application, the efficiency of data processing can be improved.

The utility model relates to the technical field of controllers, and discloses a manual suspension welding controller which comprises a gas transmission assembly, a box body assembly is fixedly installed at the bottom of the gas transmission assembly, and a water-gas unit assembly is fixedly installed on the outer wall of the box body assembly. According to the manual suspension welding controller, the one-to-two function of manual welding tongs can be achieved through the manual suspension welding controller, that is, one welding controller controls and manages two welding guns, resources such as a water-gas unit and a power source are uniformly allocated by the controller, and it is ensured that the two welding guns can complete the welding task; the inner wall system with the group control function is mainly used for monitoring and recording parameters in the welding process, the functions of real-time collection, display, over-limit alarm, network communication and the like of welding current and voltage can be achieved, the system standardizes the welding operation process through digital monitoring, the integrity and traceability of the welding process are guaranteed, and the welding quality is improved. A welder can receive and execute tasks through the control panel assembly, and intelligent welding is achieved.

The invention discloses a pixel driving circuit and method and a display panel. The pixel driving circuit comprises a light-emitting unit, a first transistor, a second transistor, a driving transistor and a bistable trigger, a drain electrode of the first transistor, a source electrode of the second transistor and a grid electrode of the driving transistor are all connected with the bistable trigger, a first voltage is connected to the source electrode of the driving transistor, and the drain electrode is connected with the light-emitting unit. And the bistable trigger is also connected with a second voltage and loads the second voltage to the driving transistor based on the light emitting data signal when the first transistor is switched on, so that the driving transistor generates a driving current and drives the light emitting unit to emit light, and the first voltage and the second voltage both correspond to the color of the light emitting unit. According to the invention, displayed gray scales and colors can be processed separately, and the light-emitting units with different colors provide driving currents corresponding to the colors, so that display of all gray scales in various colors can be realized, white balance can also be considered, and the color display effect can be greatly improved.

The invention relates to an optical machine for AR glasses, and relates to the technical field of augmented reality optical display, and the optical machine comprises a light source end which is used for emitting an information laser beam; one end of the middle optical fiber is connected with the light source end, and the information laser beam is coupled into the middle optical fiber and transmitted along the middle optical fiber; the modulation transmitting end is connected with the end, away from the light source end, of the middle optical fiber, the information laser beam is transmitted into the modulation transmitting end through the middle optical fiber, and the modulation transmitting end conducts two-dimensional scanning on the information laser beam and then emits the information laser beam. The light machine structure is improved, so that after the light machine is installed on the AR glasses, the appearance of the AR glasses is closer to that of common glasses, meanwhile, the weight distribution of the front end of the glasses frame is reduced, and the wearing comfort of a user is improved.

The utility model relates to the technical field of optical testing, and discloses multipurpose optical testing equipment which comprises a bottom plate and an optical testing equipment body, the optical testing equipment body is fixedly connected with the bottom plate, a lifting plate is arranged on the surface of the bottom plate, a lifting mechanism is arranged on the surface of the bottom plate, and a turnover frame is rotationally connected in the lifting plate. A clamping mechanism is arranged in the overturning frame, a rotating shaft is fixedly connected to one end of the overturning frame, an angle display mechanism for conducting angle prompting on the overturning frame is arranged at one end of the rotating shaft, a driving frame for driving the rotating shaft to rotate is slidably connected to the interior of the lifting plate, and a plurality of different types of light source equipment bodies are arranged on the surface of the bottom plate. The surface of the bottom plate is provided with a switching mechanism for driving different types of light source equipment bodies to switch, the equipment is adjusted through overturning, the pitching, deflection or rotation posture of the lens can be dynamically adjusted during testing, and comprehensive evaluation of the optical performance of the tested lens at different incident angles or installation inclination angles is facilitated.

The invention discloses a lyric display method and apparatus, an electronic device and a storage medium. The method comprises the steps of obtaining lyric data of a target lyric and a plurality of display gears; determining a target display gear corresponding to the target lyric according to the word segmentation result and the maximum line number and the single-line maximum word number corresponding to each display gear; according to the word segmentation result of the target lyrics and the single-row maximum word number of the target display gear, determining the target display row number of the target lyrics and the display content of each target display row; and displaying the target lyrics in the target display area according to the target display line number of the target lyrics, the display content of each target display line and the font size corresponding to the target display gear. According to the scheme, when the lengths of the lyrics are different, the size of the displayed word size can be changed according to the lengths of the lyrics, so that the lyrics can be fully displayed, waste of the display area is avoided, and the use experience of a user is improved.

The application provides a method, an electronic device and a machine readable storage medium for displaying virtual appearances of surrounding vehicles in a car machine. The method comprises: acquiring perception images of each surrounding vehicle in a specified range around the car, and identifying the perception images to obtain first feature information of each surrounding vehicle; acquiring corresponding appearance display elements from a preset appearance model library according to the first feature information of each surrounding vehicle, and displaying virtual appearances of each surrounding vehicle in the car machine by using the appearance display elements. The application realizes the display of virtual appearances of vehicles in the car machine, can more accurately and vividly simulate and display the surrounding environment of the vehicle, and improves the driving experience and increases the driving pleasure of the driver.

This application provides a display screen, a display screen protective film, and an electronic device. A transmissive layer of the display screen has a first surface away from a display panel, an orthographic projection of each micro structural unit on the first surface and along a thickness direction is located in a pixel region, and a projection area of the micro structural unit is less than or equal to an area of the pixel region. The micro structural unit may be a curved surface. In this embodiment of this application, the pixel region may include a region in which a sub-pixel is located on the display panel, and a spaced region between the sub-pixel and another sub-pixel that is located around the sub-pixel and adjacent to the sub-pixel. In the foregoing display screen, each micro structural unit mainly bends a display light ray of one sub-pixel. This helps reduce a difference in light refraction degrees between different sub-pixels, and further helps optimize a flash point.

The invention discloses a dynamic content curved surface space projection system, method and device and a storage medium, belongs to the technical field of virtual digital content display, and establishes a mechanism between dynamic webpage content and a space curved surface by utilizing the characteristic that a threejs engine cannot project the dynamic webpage content in a space curved area but can project picture content. According to the mechanism, dynamic webpage contents are converted into picture streams according to a certain frequency, and the picture streams are continuously updated to the spatial curved surface, so that the effect of dynamically displaying the webpage contents on the spatial curved surface is achieved. According to the invention, the projection of the virtual digital content on the curved surface space can be realized.

The invention discloses a building material display method and device based on digital twinning, and the method comprises the steps: loading a corresponding space model of a target space in a digital twinning system, and determining a display position in at least one space model; in a virtual building material library, determining alternative building material information corresponding to each display position, so that a user determines target building material information according to the alternative building material information; determining a to-be-displayed target corresponding to the target building material information; displaying the to-be-displayed target at the display position; establishing a virtual building material library corresponding to the target space based on a digital twinning technology, and establishing a corresponding virtual building material library; the user only needs to determine the display position and select the building material which is expected to be displayed, and the to-be-displayed target can be loaded on the display position, so that the display of the building material is realized; in the process, the operation of the user is simple and convenient, and the model does not need to be remodeled or readjusted.

The utility model discloses a display screen for a computer heat dissipation mechanism, which comprises a frame body, at least two PCBs, a light guide structure and a control device, the frame body is provided with side surfaces, the number of the PCBs is at least two, the adjacent PCBs are arranged on the adjacent side surfaces of the frame body, and a connecting end is arranged between the two PCBs; the PCB is provided with a plurality of LED lamps which are arranged in the preset direction, the light guide structure comprises at least two light guide plates and a transition plate arranged between the two light guide plates, the light guide plates are arranged on the front wall of the PCB, and the transition plate is arranged at the joint end; the side wall, away from the PCB, of the light guide structure is provided with a curved surface layer, and the control device is used for controlling the preset LED lamp to be turned on or turned off. According to the LED display screen, the PCB, the light guide plate and the transition plate are matched to form the effect of a curved screen, so that when the LEDs are turned on, the transition part of the connecting end also displays a preset light effect, and the light effect of the display screen is improved; the structure is simple, the manufacturing cost of the display screen is low, and the market share of the product is effectively improved.

The utility model provides glass curtain wall falls off risk detector, include: data processing host computer, force hammer, acceleration sensor, data processing host computer is connected with force hammer and acceleration sensor, force hammer and acceleration sensor install on the glass curtain wall of waiting for detecting, force hammer is used to produce vibration to the glass curtain wall of waiting for detecting, acceleration sensor is used for detecting the vibration frequency parameter of glass curtain wall and passes to data processing host computer, data processing host computer still is provided with wireless module, wireless module is 5G module, is used for connecting with cloud platform, the top of data processing host computer is provided with two M5 interfaces and is used for connecting with force hammer and acceleration sensor, the utility model provides a kind of efficient, accurate and easily used glass curtain wall falls off risk detection solution, not only improve building security level, also provide powerful tool for building management.

The invention relates to an LED advertisement painting screen convenient to replace quickly, which is characterized in that the LED advertisement painting screen comprises a mounting frame and a painting screen body, and the painting screen body is detachably arranged on the side wall of the mounting frame; a hoisting device is fixedly arranged at the upper end of the mounting frame; the spray painting screen body comprises a plurality of display units, and the display units are arranged on the side wall of the mounting frame; the edge of one end, close to the side wall of the mounting frame, of each display unit is rotatably connected through a movable hinge, the edge of the other end, close to the side wall of the mounting frame, of each display unit is provided with a fixing piece capable of fixing the display unit, and the fixing pieces are detachably connected with the mounting frame. Compared with the prior art, the advertisement picture can be rapidly replaced, time and labor are saved, and convenience and rapidness are achieved.

The utility model discloses a notebook computer outer shell strength detection device which comprises a bottom plate, a frame is vertically installed at the top of the bottom plate, a lifting plate is arranged in the frame, a lifting assembly is arranged at the top of the lifting plate, a detection assembly is arranged at the bottom of the lifting plate, and an adsorption fixing assembly is arranged on the bottom plate. The notebook computer outer shell strength detection device is provided with an oral cavity, an adsorption disc, a negative pressure machine and an air suction port, after a workpiece is placed on the top of the adsorption disc, the negative pressure machine is started to suck air into the air suction port, air in the oral cavity is sucked away through the air suction port, and negative pressure can be generated on the adsorption disc by generating negative pressure in the oral cavity; and the workpiece is adsorbed and fixed through the adsorption disc.

The invention provides a display panel and a display device. The display panel is provided with a control unit, so that grid electrodes of control transistors electrically connected with scanning lines of odd-numbered groups are connected with first control signal lines, and grid electrodes of control transistors electrically connected with scanning lines of even-numbered groups are connected with second control signal lines; when a display panel adopting a non-strip pixel framework and an asymmetric pull-down gate drive circuit framework needs to be lightened, the first control signal line and the second control signal line can be used for respectively controlling the scanning lines of the odd-numbered group and the even-numbered group to input effective levels; according to the display panel, the sub-pixel units in the odd-numbered lines and the even-numbered lines are correspondingly controlled to be sequentially lightened or simultaneously lightened in one frame, and the input signals of the data lines are controlled, so that the display of a pure-color picture can be realized, and the pure-color picture of the display panel is detected.

The application provides a backlight module and a display device. The backlight module comprises a film piece assembly and a diffusion plate. The diffusion plate is arranged on one side of the film piece assembly along the thickness direction of the film piece assembly. The diffusion plate comprises a body part and a bent part. The body part is arranged in layers with the film piece assembly. The bent part is connected to the edge of the body part. The bent part is bent in a direction away from the film piece assembly relative to the body part. The backlight module can solve the problem of uneven light emission.

The present invention discloses a method, device, television and computer-readable storage medium for realizing a call, the method comprising: sending a dialing command to a communication module to connect to a network; sending a call request for a peer end to a call server through the communication module; receiving a media parameter negotiation result returned by the communication module, and establishing a call connection with the peer end. The present invention connects to a network and establishes a call connection through a communication module, and can realize a call by connecting a device without communication capability to a communication module, and can realize a large-screen display by connecting the communication module to a device with a large screen.

The invention discloses a screen segmentation method and a spherical screen, and relates to the field of special-shaped LED screens. In the prior art, a current mainstream LED dome screen splicing scheme is limited by pixel point distribution of small-spacing LEDs, zigzag arrangement is formed at the edge, obvious splicing gaps are generated after splicing, and especially at the top of a spherical surface, due to sharp contraction of a circular arc and denser pixel point distribution, an image is seriously deformed, and the splicing effect is poor. According to the technical scheme, the screen segmentation method is applied to the spherical screen and comprises the steps that a spherical surface where the spherical screen is located is segmented into six identical cambered surfaces; cutting each cambered surface along the X axis and the Y axis at the same angle by taking the center of the sphere where the cambered surface is located as a vertex to form n * m small units; the graph where the edges of the small units are located is similar to the graph where the edges of the cambered surface are located. The method is suitable for being applied to design work of the small-spacing LED spherical screen.

The utility model provides a protection structure of a truss manipulator, belongs to the technical field of mechanical engineering, and aims to solve the problem that when clamped goods are collided, goods falling accidents are easily caused. Comprising a supporting truss body, a first movable sliding table, a second movable sliding table, a protective shielding cover, an anti-falling driving motor, a protective observation mechanism and an anti-falling driving mechanism. The first movable sliding table is connected to the upper portion of the supporting truss body in a sliding mode. The second movable sliding table is slidably connected to the lower portion of the inner side of the first movable sliding table. The protective shielding cover is fixedly connected to the lower end of the second movable sliding table; the anti-falling driving motor is of a self-locking type motor structure and fixedly connected to the left side of the front portion of the protective shielding cover. The protective observation mechanism is arranged on the outer side of the protective shielding cover; and the anti-falling driving mechanism is arranged on the outer side of the protective shielding cover, so that stable operation of the whole truss manipulator is guaranteed, and the safety of the truss manipulator during operation is improved.

The invention discloses a display method and device based on an LCOS screen, equipment and a medium, and relates to the field of display. The method comprises the steps that the physical size of a virtual screen is reported to an application, and the height in the physical size of the virtual screen is 1 / 3 of the height in the actual physical size of the LCOS screen; receiving a first image in an RGB format drawn by the application based on the physical size of the virtual screen; and generating a second image in the split-field display format according to the first image. According to the method, the image drawn by the application can be displayed by the LCOS screen.

Embodiments of the present application provide a display panel and a display device. The display panel comprises a substrate, a display light emitting device, a privacy light emitting device, a shielding layer, a display pixel circuit and a privacy pixel circuit. In a direction perpendicular to a plane in which the substrate is located, the shielding layer completely covers the privacy light emitting device, and the shielding layer does not overlap with the display light emitting device. The display pixel circuit is electrically connected with the display light emitting device, and the privacy pixel circuit is electrically connected with the privacy light emitting device. In a normal display mode, the display light emitting device emits light, and the privacy light emitting device does not emit light. In a privacy display mode, the display light emitting device and the privacy light emitting device both emit light. The privacy pixel circuit and the display pixel circuit are both electrically connected with a same voltage signal line, and / or the privacy pixel circuit and the display pixel circuit are both electrically connected with a same scanning signal line. The present application can realize an active privacy function of the display panel, and is conducive to reducing the structural complexity of a peripheral circuit of the display panel.