41results about How to "Widen perspective" patented technology

The problem that an existing carrying forklift is difficult to collect cargo information while carrying cargoes is solved. The invention provides an electric carrying vehicle with a tray measuring function and a carried material identification method. The electric carrying vehicle comprises a forklift arm used for lifting materials; the device further comprises an operation table, a supporting structure and an image module. The operation table is fixedly arranged on one side of the supporting structure, and the forklift arm is arranged on the other side of the supporting structure in a sliding mode. A power assembly used for providing lifting power is arranged between the forklift arm and the supporting structure. The image module comprises a first depth camera and a second depth camera; the first depth camera is arranged at the end, away from the supporting structure, of the forklift arm. The second depth camera is arranged at the upper end of the supporting structure; the cargo information is comprehensively recorded while the cargos are carried, and the logistics efficiency is improved.

A diffusion brightness enhancement film structurally comprises an upper layer, a middle layer and a lower layer, the upper layer is of a diffusion prism layer structure, the middle layer is of a transparent base material layer structure, the lower layer is of a back coating layer structure, the diffusion prism layer is composed of a plurality of prism strips, cross section bodies of the prism strips are of isosceles trapezoid structures, and circular protruding structures are arranged on the waist portions of isosceles trapezoids. Meanwhile, the diffusion effect is achieved, and the brightness can be improved.

The embodiment of the present application discloses a display panel and a display device, comprising an array substrate, a display medium layer and an opposing substrate which are stacked in sequence, wherein the array substrate and the opposing substrate are used to form a voltage to drive the display medium layer to emit light to display an image. The opposing substrate comprises a common electrode, and the array substrate comprises a first electrode and a second electrode which are stacked, wherein the first electrode is adjacent to the display medium layer, and the second electrode is arranged on a side of the first electrode away from the display medium layer. When the display panel displays an image in a first display mode, an electric field is formed between the first electrode and the common electrode to drive the display medium to display an image, and when the display panel displays an image in a second display mode, an electric field is formed between the first electrode and the second electrode to drive the display medium to display an image. Different electric fields are formed by the first electrode, the common electrode and the second electrode to drive the display medium respectively, so that the display panel is compatible with the effects of high viewing angle and high contrast.

The utility model discloses a novel operating bed and operating equipment, and relates to the technical field of medical instruments. The novel operating bed comprises a bed board assembly and a transfer assembly. Wherein the bed board assembly is used for a patient to lie down, a rectangular bed board is arranged in the middle of the bed board assembly, the bed board is of a carbon fiber box type structure, and an inner cavity of the bed board is filled with a filling agent through which X-rays can penetrate; the transferring assembly comprises a mechanical arm, and the tail end of the mechanical arm is installed at the preset position of the peripheral face of the bed board assembly so as to support the bed board assembly and drive the bed board assembly to change positions. The novel operating bed is matched with an X-ray machine to carry out omnibearing perspective on a patient, and the perspective effect is good.

A display device is disclosed. A display device according to one embodiment of the present disclosure includes: a case in which an opening is formed; a first optical mirror disposed in a first side of the case; and a second optical mirror disposed in a second side of the case and located below the first optical mirror, wherein a curved surface is formed on the first optical mirror, and a residual, which is a difference between the curved surface of the first optical mirror and a parabolic surface, is asymmetric at both ends of the first optical mirror. Accordingly, it is possible to provide a display device capable of improving a viewing angle for displaying a floating image.

The utility model relates to a road roller safety protection frame convenient to disassemble, which comprises a concave fixing block, and further comprises a first arc-shaped protection plate and a second arc-shaped protection plate which are respectively mounted on the upper side and the lower side of the front end of the concave fixing block, and clamping holes are formed in the tops of the first arc-shaped protection plate and the second arc-shaped protection plate; according to the utility model, the pressing block can directly enter the mounting groove through the elastic force of the spring by pressing the pressing block, so that the pressing block is separated from the clamping holes in the surfaces of the arc-shaped protection plates, and the two arc-shaped protection plates can be conveniently disassembled and assembled, and the arc-shaped electric sliding rail and the camera are arranged at the front end of the first arc-shaped protection plate; the camera can be driven to move in an arc-shaped mode through the arc-shaped electric sliding rail, so that the visual angle of the camera is increased, the blind area of camera shooting is avoided, moreover, the multiple radar sensors are arranged at the front end of the second arc-shaped protection plate in the arc-shaped mode, and workers and equipment on the side face can be detected through the multiple radar sensors arranged in the arc-shaped mode.

The application discloses a micro-prism and black AR composite optical cover plate for aerial imaging and belongs to the technical field of medium-free aerial imaging optical devices. The cover plate is arranged above a flat lens, a glass substrate is divided into an inner bonding surface facing the flat lens and an outer visible surface, the inner bonding surface is provided with a one-way micro-prism optical structure, the two can be closely assembled or an assembly gap for adapting an optical path can be reserved, and the outer visible surface is provided with a multilayer medium interference light extinction black AR antireflection film layer. The micro-prism optical structure has four light field regulation functions: ensuring high transmission of oblique imaging light, shielding the micro-nano texture on the surface of the flat lens by total internal reflection of external vertically incident ambient light, correcting imaging geometric distortion by angle pre-compensation of the light emitted by the flat lens, and widening the effective viewing angle by outward divergence and beam expansion of the edge field of view. The application can obtain a regular and large field of view aerial real image without software pixel correction, has multiple functions of high light transmission, hidden texture, outer visible pure black appearance effect, distortion correction and large viewing angle, and can be applied to various aerial imaging devices for vehicles, households and businesses.

This utility model discloses a rockery that is easy to plant, comprising a pool, several rocks, and a sprinkler system. Adjacent rocks are connected by a fixing component containing a grouting cylinder, enhancing the connection and perspective effect. The rocks are irregularly stacked around the sprinkler system, which includes a first water pump, nozzles, and a deflector to achieve water feature landscaping and misting effects. A second water pump delivers water to the top of the rockery. Mounting boxes are embedded in the sides of the rocks, containing planting blocks for planting greenery. The mounting boxes are connected to a humidification component containing a water channel and drip pipes to replenish water for the greenery and create a high-humidity environment. This rockery has a stable structure, offers diverse landscape effects, and facilitates planting and maintenance of greenery.

Provided is an organic compound which contributes to substantial improvements in the luminous efficiency and viewing angle of an organic electroluminescent device. An organic electroluminescent device according to the present invention comprises: a first electrode; a second electrode; an organic layer disposed between the first electrode and the second electrode; and a capping layer, wherein the organic layer or the capping layer comprises an organic compound represented by chemical formula 1 according to the present invention.

The invention provides an array substrate, a preparation method of the array substrate, a display panel and a customized substrate. The problem that in the prior art, a display panel cannot achieve high transmittance under relatively high PPI is solved. The array substrate comprises a transparent substrate; the pixel circuits are arranged in an array and arranged on the surface of the transparent substrate, and a light-transmitting area is defined by the pixel circuits; the light leading-in piece is arranged on the side, opposite to the pixel circuit, of the transparent substrate, and the orthographic projection of the pixel circuit on the transparent substrate at least partially coincides with the orthographic projection of the light leading-in piece on the transparent substrate; the light guide-out piece is arranged in at least part of the light-transmitting area; light enters the transparent substrate from the light guide-in piece, is reflected in the transparent substrate and then is guided out from the light guide-out piece. According to the array substrate, the light is reflected in the transparent substrate according to the optical waveguide principle, the reflected light is guided out from the light guide-out piece, incident light corresponding to the pixel circuit is transmitted out from the light transmitting area, the light transmittance of the array substrate is improved, and the perspective effect is enhanced.

The application discloses a three-dimensional display device and system. The three-dimensional display device comprises a projection component, a wide-viewing-angle prism array film and a cylindrical lens grating. The projection component is used for projecting an image to be displayed to the wide-viewing-angle prism array film. The wide-viewing-angle prism array film and the cylindrical lens grating are both arc-shaped and have the same center, and the center is located on the optical axis of the projection component. The wide-viewing-angle prism array film is located between the projection component and the cylindrical lens grating. One side of the wide-viewing-angle prism array film is provided with a plurality of sawtooth structures arranged along a first direction, and the sawtooth structures are configured to deflect the light emitted by the projection component in the first direction. The cylindrical lens grating comprises a plurality of cylindrical lenses arranged along a second direction, and the cylindrical lenses expand the light incident thereon in the second direction. The first direction intersects the second direction. The application can expand the viewing angle of the three-dimensional display device in the first direction.

The present invention discloses an optical film, a polarizing plate and a liquid crystal display device for improving contrast and viewing angle, comprising an optical layer, wherein the optical layer comprises: a matrix; and a plurality of polymer dispersions, wherein the x-axis direction becomes the length direction among mutually perpendicular x-axis, y-axis and z-axis, and the plurality of polymer dispersions are randomly arranged in the matrix along the y-axis and z-axis directions, and the plurality of polymer dispersions contain a light absorber, and in the cut surface of the optical layer as the y-z plane, the width of the polymer dispersion is less than 300nm. The present invention can improve contrast, in particular, improve front contrast and side contrast at the same time, thereby improving visibility, and does not reduce brightness characteristics, and can improve viewing angle while improving contrast.

The invention discloses a display panel, a preparation method of the display panel and a display device. The display panel comprises a back plate and a plurality of light-emitting elements located on one side of the back plate. The back plate comprises a substrate and a micro-mechanical structure located on the side, close to the light-emitting element, of the substrate, the micro-mechanical structure comprises a reflecting electrode and a control electrode, the first end of the reflecting electrode is arranged in the back plate, the second end of the reflecting electrode is arranged on the side, close to the light-emitting element, of the back plate, and the control electrode is located on the side, close to the light-emitting element, of the substrate; the voltage difference between the reflecting electrode and the control electrode is a first voltage difference, and the reflecting electrode enables part of light of the light-emitting element to be emitted at a first emitting angle; the voltage difference between the reflecting electrode and the control electrode is a second voltage difference, and the reflecting electrode enables part of light of the light-emitting element to be emitted at a second emitting angle. According to the technical scheme, the micro-mechanical structure is arranged in the display panel, the light emitting angle can be adjusted according to requirements, and the application scene of the display panel is expanded.

The invention provides a display substrate and a display device, and belongs to the technical field of display. The display substrate comprises a substrate body, a plurality of light emitting units located on the substrate body and arranged in an array, and a driving chip located on the substrate body. The light-emitting unit comprises at least one light-emitting chip, and the driving chip is used for being electrically connected with the light-emitting chip. Each driving chip and the light-emitting chip closest to the driving chip meet the condition that L / D is larger than or equal to tan (alpha / 2). L is the distance between the driving chip and the light-emitting chip closest to the driving chip, D is the distance between the face, away from the substrate, of the driving chip and the face, close to the substrate, of the light-emitting layer of the light-emitting chip closest to the driving chip, and alpha is the light-emitting angle of the light-emitting chip closest to the driving chip. It can be guaranteed that the light-emitting chip has a large light emitting angle, and therefore it is guaranteed that the display substrate has a large visual angle.

The invention provides a display panel, a manufacturing method thereof and a display device, and relates to the technical field of display. The display panel is provided with a display area, and the display area comprises a light-transmitting area and a non-light-transmitting area; the display panel includes: a transparent substrate; the light path adjusting layer is located on one side of the transparent substrate and comprises a plurality of first dimming structures, and the first dimming structures are used for transmitting incident light entering the non-light-transmitting area from the side, away from the light path adjusting layer, of the transparent substrate to the light-transmitting area; the driving circuit layer is located on the side, away from the transparent substrate, of the light path adjusting layer, the driving circuit layer comprises a plurality of pixel circuits, and the pixel circuits are located in the non-light-transmitting areas respectively; the orthographic projections of the plurality of pixel circuits on the transparent substrate are at least partially overlapped with the orthographic projections of the plurality of first dimming structures on the transparent substrate correspondingly. The display panel is good in perspective effect.

The invention relates to an old transformer disassembly multi-fault inversion device, which comprises a demonstration table and a transfer trolley, a positioning pin is arranged on the side of the demonstration table, a cable support is arranged on the rear side of the demonstration table, a wire clamp is arranged on the front side of the cable support, the wire clamp comprises symmetrically arranged clamping rings, a reset spring is arranged between the two clamping rings, and the reset spring is connected with the transfer trolley. Moving wheels are arranged at the bottom of the transfer trolley, a carrier plate is arranged on the upper side of the transfer trolley, a transformer is placed above the carrier plate, and a shifting mechanism is arranged in the demonstration table. According to the device, the operation risk caused by frequent climbing operation and contact with field equipment is eliminated. Hand and brain combination can be met, and the characteristics and requirements of skill training are better met. The device has the advantages of being convenient to install and move, simple, rapid, safe and reliable.

The invention provides a vehicle-mounted ADAS lens and a vehicle, and is based on the technical field of vehicle-mounted lenses, the vehicle-mounted ADAS lens is provided with an object side and an image side which are oppositely arranged along the direction of an optical axis, and the vehicle-mounted ADAS lens comprises a first lens group with positive focal power, a second lens group with positive focal power, a third lens group with positive focal power, a fourth lens group with positive focal power, a fifth lens group with positive focal power and a sixth lens group with negative focal power, which are sequentially arranged from the object side to the image side, all lenses in the first lens group and the second lens group are glass spherical lenses, the focal length of the first lens group is f11, the focal length of the second lens group is f22, the focal length of the vehicle-mounted ADAS lens is f, f11 / f is larger than 1.5 and smaller than 2.5, f22 / f is larger than 3 and smaller than 6.5, so that the field angle of the vehicle-mounted ADAS lens reaches 130 degrees or above, the F value of the number of apertures reaches 1.8, and the F value of the number of apertures reaches 1.8. And the resolution reaches three million pixels. According to the technical scheme provided by the invention, the focal power of each lens group and the material of the lens are reasonably set, so that the vehicle-mounted ADAS lens which is large in viewing angle, large in aperture, high in image quality and capable of clearly imaging in a weak light environment is realized.

The utility model relates to a visual transparent mask of a universal circuit breaker, and belongs to the field of structural design of universal circuit breakers. The mask comprises a mask body which is made of transparent materials, a state indicating area is arranged on the front face of the mask body, a perspective window is arranged in the range of the state indicating area, and a sight shielding part is arranged on the outer surface of the mask body and located on the periphery of the state indicating area. The visual transparent mask for the universal circuit breaker is reasonable in structural design, a user can conveniently see the operation condition of an internal mechanism of the universal circuit breaker when the visual transparent mask is installed and used, and the visual transparent mask has a good use effect.

The invention relates to the field of display, in particular to a composite light field display system and method, and the display system comprises a directional illumination subsystem, a regional compression light field display subsystem, a projection array subsystem, a field lens and a real-time calculation and control subsystem. The regional compressed light field display subsystem comprises at least two display regions, and the at least two display regions are used for displaying at least two compressed light field images corresponding to at least two different observation angle ranges of the same three-dimensional scene; the directional illumination subsystem is used for emitting illumination light, the illumination light is modulated by the regional compressed light field display subsystem and then penetrates through the projection array subsystem to form a composite light field in a space, the composite light field passes through a scene to form an observation area in the space, and the observation area comprises more than two sub observation areas; the real-time calculation and control subsystem is used for calculating compressed light field images corresponding to at least two observation angles and inputting the compressed light field images into the display areas of the regional compressed light field display subsystems; and the directional illumination subsystem and the regional compressed light field display subsystem are controlled to work coordinately and output a three-dimensional image.

The utility model discloses a contact net isolator monitoring device belongs to electrified railway contact net technical field. A contact net isolator monitoring device, including the cabinet body, and the front glass door and the back opposite -open door hinged in the front and back sides of cabinet body, the inside of cabinet body is provided with the upper layer alternating -current equipment, the middle layer direct current equipment and the lower layer wiring equipment who respectively are electrically connected from top to bottom, the inside wall fixedly connected with cabinet body framework in the cabinet body, the top fixed mounting of cabinet body framework has the heat dissipation module, the upper layer alternating -current equipment fixed connection is in the upper portion of cabinet body framework, and the upper layer alternating -current equipment is located heat dissipation module side, the middle layer direct current equipment fixed connection is in the middle portion of cabinet body framework, the utility model discloses: according to the function modularization layered setting of each element, through reasonable element layout and layered design, improve the heat dissipation efficiency, effectively reduced the security risk that leads to the wiring disorder, equipment mutual interference etc.

The utility model relates to the field of test instruments. The utility model aims to provide a reagent bottle which comprises a bottle body extending longitudinally, the axial section of the bottom of the bottle body is in a circular arc shape with an upward opening, the side wall of the bottle body extends downwards in the axial direction to form an annular base, and the horizontal height of the lowest point of the bottom wall of the bottle body is larger than that of the lowest point of the annular base. According to the utility model, the bottom of the bottle body is designed into an arc-shaped structure, so that a substrate can be uniformly paved and dried, and a false positive result caused by insufficient drying of a sample is avoided.

The invention discloses a floating projection device. The floating projection device comprises a mirror structure, an optical structure, an optical coating film and a display, the optical structure covers the mirror structure, and an accommodating space is formed between the optical structure and the mirror structure. The optical coating film is disposed on the optical structure. The display is arranged in an accommodating space formed between the optical structure and the mirror structure and is used for sending a plurality of image light beams to the optical structure.

The utility model discloses an anti-scratch drifting window which comprises a drifting sash window, a screen window and a fixed window body, the screen window is located on the outdoor side of the drifting sash window, the fixed window body is located below the drifting sash window, a first pressing line is arranged on the indoor side of the drifting sash window, and the first pressing line is provided with a first wall which is obliquely arranged. A second pressing line is arranged on the indoor side of the fixed window body, a third sectional material is arranged on the indoor side of the second pressing line, the third sectional material is provided with an obliquely-arranged fourth wall, and the first wall and the fourth wall are obliquely arranged, so that an obtuse angle structure is formed, the body is not prone to being collided, and potential safety hazards are reduced.

This invention discloses a driving method and system for a transparent LCD display based on local dimming, relating to the field of local dimming technology for transparent LCD displays. The method includes: dividing the transparent LCD display into multiple driving zones and collecting the ambient light intensity of each driving zone; establishing a transparent display optical perception model; extracting a set of perception indicators; performing driving solution and outputting a combination of driving parameters for each driving zone; and executing a fusion drive of the transparent LCD display according to the multiple driving parameter combinations. This invention solves the technical problem in existing technologies where the driving of a transparent LCD display is difficult to adapt to the differences in ambient light and dynamic changes in image perception, resulting in poor coordination of display brightness, transparency, and local contrast, and insufficient driving accuracy. It achieves precise driving of each driving zone of the transparent LCD display to adapt to the needs of ambient light and image perception, improving the synergistic optimization effect of display brightness, transparency, and local contrast.

The utility model relates to the technical field of heat preservation doors, in particular to a novel heat preservation door which comprises a door body, a window structure used for observation is arranged on the upper portion of the door body, the window structure comprises an installation frame arranged on the upper portion of the door body, and a transparent device is arranged in the installation frame. A sealing strip is arranged at the joint between the transparent device and the mounting frame, a clamping groove is formed in the side edge of the mounting frame, a pressing strip is clamped in the clamping groove, the pressing strip and the clamping groove are connected in an interference fit mode, and a pressing edge is arranged on the inner side of the pressing strip and abuts against the side edge of the transparent device. The stability and the sealing performance of the window structure are ensured, and the service life of the refrigerated cabinet is prolonged.

An electronic ink film stacking structure and a color electrophoretic display, the electronic ink film stacking structure comprising a display medium layer, an upper adhesive layer, a transparent substrate, a transparent conductive film and a color filter layer. The upper adhesive layer is located on the display medium layer. The transparent substrate is located on the upper adhesive layer. The transparent conductive film is located between the transparent substrate and the upper adhesive layer, wherein the transparent conductive film has a lower surface facing the upper adhesive layer. The color filter layer is located between the transparent substrate and the display medium layer. Since the color electrophoretic display reduces the total reflection and scattering of light between the color filter layer and the display medium layer by shortening the distance between the color filter layer and the display medium layer, the color mixing problem of the display device can be reduced to improve the color saturation of the display device and increase the viewing angle of the color electrophoretic display.

The application provides a display panel and a display device. The display panel comprises: a color resistance layer, the color resistance layer comprising a plurality of color resistance unit groups arranged in sequence at intervals, each color resistance unit group comprising a plurality of color resistance units arranged in an array, the color resistance units being configured to transmit light; and a light transmission layer, the light transmission layer being arranged adjacent to a light exit side of the color resistance layer, the light transmission layer comprising a substrate and a plurality of diffusion groups arranged at intervals, the substrate being arranged opposite the color resistance layer, the plurality of diffusion groups being arranged on a side of the substrate away from the color resistance layer, each diffusion group comprising a plurality of diffusion portions, the diffusion portions being protruding or recessed from the substrate, and the diffusion portions being arranged at least partially opposite the color resistance units; when the display panel is in operation, light is incident on the light transmission layer via the color resistance layer, and then exits the display panel via the light transmission layer to a display surface of the display panel, the light has a first exit range via the color resistance layer, and the light has a second exit range via the light transmission layer, the second exit range being larger than the first exit range, thereby improving the display effect of the display panel at a side view angle.

The present application discloses a display panel and a display device, wherein the display panel includes an array substrate, a planarization layer, a first electrode, a black composite pixel definition layer, an organic light-emitting layer, and a second electrode; the first electrode, the organic light-emitting layer, and the second electrode constitute a light-emitting device; and nanoparticles are added to the black composite pixel definition layer. By arranging the black composite pixel definition layer in the display panel to absorb incident light entering the display panel, the display panel has a good contrast when displayed under strong ambient light, and the light output rate of the display panel will not be reduced; the nanoparticles can absorb ultraviolet light, eliminate the influence of ultraviolet light on various devices in the array substrate, and can also enhance the adhesion between the black composite pixel definition layer and the first electrode, so that the black composite pixel definition layer and the first electrode are not easy to fall off.

The invention relates to the technical field of automatic driving, in particular to a cockpit adjusting method and device based on the posture of a driver, vehicle-mounted equipment, a computer readable storage medium and a computer program product. The method comprises the following steps: acquiring eyebrow position data and sitting posture data of a driver; according to the eyebrow position data and the sitting posture data, an eyebrow position change curve and a sitting posture change curve are obtained respectively; according to the eyebrow position changing curve, first adjusting parameters are determined, and the first adjusting parameters are used for adjusting an outer rearview mirror, a head-up display system and a steering column of a cabin; according to the sitting posture change curve, a second adjusting parameter is determined, and the second adjusting parameter is used for adjusting the seat state; and optimizing cabin adjustment recommendation data according to the first adjustment parameter and the second adjustment parameter. By adopting the method, the cabin can be globally and adaptively adjusted according to the posture of the driver.

The invention provides a wide-view-angle light field holographic display method based on time division multiplexing. The space and angle resolution information of a light field is dispersed into different time frames, and the information amount of the space and the angle is increased by increasing the frame rate, so that a wider visual angle and a higher resolution are realized. The method comprises the following steps: firstly, acquiring a light field image, and acquiring target light field information by using a light field camera or a computer modeling method as an image source of holographic coding; secondly, information in different angle directions in the light field is coded through the holographic coding technology; dimensionality reduction sparsification is carried out on the light field to avoid frequency spectrum aliasing of the light field holograms at different angles, so that the corresponding light field holograms are generated; and finally, loading the generated light field holograms of the corresponding viewpoints on a spatial light modulator in sequence, switching the holograms in different angle directions through a high frame rate, and realizing time division multiplexing wide-view-angle light field reconstruction by utilizing a persistence of vision effect of human eyes.