540results about "Display means" patented technology

The invention discloses an exhibition hall display method and device based on digital multimedia, relates to the technical field of digital multimedia, and discloses an exhibition hall display method and device based on digital multimedia, which are characterized in that the positions of audiences are acquired in real time, associated device subsets are matched, and cooperative control parameters are generated in combination with environment data and attention data; the multi-device cooperative display strategy is dynamically adjusted, the multimedia cooperative control precision and the display effect are improved, and the exhibition viewing experience of audiences is improved.

The invention discloses a light field display method and system with holography as a representation medium, and the method comprises the following steps: S1, collecting a multi-view image of a target scene, carrying out the coding of the multi-view image, and generating a light field tensor containing space and angle information; s2, mapping the light field tensor in the step S1 into a two-dimensional space phase diagram; s3, converting the two-dimensional space phase diagram in the step S2 into a modulation diagram used for driving a spatial light modulator; and S4, driving the spatial light modulator to perform light wavefront modulation according to the modulation graph in the step S3, and reproducing the image of the target scene through optical diffraction. According to the invention, integration from dynamic scene information acquisition to high-quality three-dimensional image reproduction is realized, a low-redundancy and high-fidelity processing link is realized, and the efficiency and quality of holographic display are greatly improved.

The invention discloses an AR (Augmented Reality) tourist train immersive voice guide device based on holographic projection, belongs to the technical field of augmented reality and holographic projection, and particularly relates to the AR tourist train immersive voice guide device based on holographic projection. The AR tourist train immersive voice guide device based on holographic projection aims at solving the problems that a traditional tourist train guide system is single in interaction, static in content and insufficient in scene immersion, and the AR tourist train immersive voice guide device based on holographic projection is provided to achieve the functions of virtual and real scene fusion, voice explanation self-adaptive pushing and multi-mode interaction. The system comprises a holographic projection module, an AR processing module, a voice guide system, an environment perception module, a user interaction module and a data storage and communication module. Holographic projection and AR technologies are combined, the limitation of traditional two-dimensional display is broken through, and three-dimensional scene navigation is achieved.

A stereoscopic image display device includes a display device, a camera that detects the position of the user's viewpoint looking at this display device, and a rotation device that rotates the display device around a rotation axis passing through its display surface. This rotation device rotates the display device in synchronization with the movement of the user's viewpoint position so that the direction of the user's viewpoint as seen from the display surface does not change. A three-dimensional object defined in a world coordinate system that remains stationary relative to the real world is displayed on the display device, and when the user's viewpoint moves, an image of the object as seen from the direction of the user's viewpoint is displayed on the display device.

The utility model discloses a computer heat dissipation holographic fan which comprises a mounting frame and a mounting plate, a heat dissipation assembly is mounted in the mounting frame, a rotating cylinder is rotatably mounted at the top of the mounting plate, a holographic projector is fixedly mounted in the rotating cylinder, a rectangular groove is formed in the top of the holographic projector, and the rectangular groove is formed in the top of the holographic projector. A projection lamp strip is fixedly mounted in the rectangular groove; when an arranged driving motor rotates, a connecting column can be driven to rotate, so that a holographic projector rotates, a projection lamp strip is driven to rotate, holographic projection is formed by matching the rotating holographic projector with the projection lamp strip turn-on frequency, and customized 3D models, images and videos can be projected and displayed; in addition, the user can easily upload and manage contents and create personalized and dynamic PC settings, and by means of intelligent speed regulation, wireless power supply and efficient heat dissipation capabilities, the system performance of the user can be improved, and the game atmosphere of the user can be converted into immersive visual experience.

Provided is a cover window. The cover window includes a substrate layer. The cover window further includes a hard-coating layer on the substrate layer. The cover window further includes a protective film disposed on the hard-coating layer and including a base film and a plurality of protrusions protruding from the base film. The cover window further includes an adhesive layer disposed on surfaces of the plurality of protrusions and bonding the hard-coating layer and the protective film. The protective film includes a first area and second areas disposed on both sides of the first area. The plurality of protrusions are disposed in the first area. The plurality of protrusions have a shape in which the protrusions disposed on one side and the protrusions disposed on the other side are symmetrical to each other with respect to a central line of the first area.

The application relates to a rapid matching positioning optical projection system and method, wherein the optical projection system comprises a projector, a camera, an information editing module, a rapid positioning module and a projection operation module; the information editing module is used for compiling virtual process information required by each working procedure according to an assembly process flow, and generating a guide information set file; the rapid positioning module is used for determining two-dimensional coordinates of a preset target ball mark reference point in a camera image after movement according to projected workpiece images before and after movement of the optical projection system, and corresponding points of the target ball mark reference point in a projector image, and determining pose information of the projected workpiece relative to a projector space coordinate system in combination with measurement data of three-dimensional coordinates of the target ball obtained by a measuring device; the projection operation module is used for generating a working procedure guide image through a three-dimensional space projection algorithm according to the guide information set file and the pose information; and the projector is used for projecting the working procedure guide image on a surface of the projected workpiece.

A synthetic image device comprises an array of line focusing elements and an image layer (20) having linearly extending cells The image layer is positioned at a distance relative to the array of line focusing elements such that a limited part of the image layer becomes visible when the image layer is viewed through the array of line focusing elements. Each cell comprises at least two sub-cells, provided side-by-side in a transverse direction (T). The sub-cells of the image layer have individual visual-contrast creating items in patterns (21) forming sub-images. Composed images, each associated with a set composed by one sub-image from each cell, are visible from different viewing angles in the transverse direction. Within overlap areas (42E-G), an average pattern density of the visual-contrast creating items in at least two sub-cells giving rise to the overlapping composed images is less than a complete coverage.

The present application relates to the technical field of protective fence, and discloses a landscape fence for electrical equipment protection, which comprises a supporting assembly and a unit fence assembly, the unit fence assembly comprises a front panel, a rear shell and a sorting mechanism, the front panel is provided with a frame, a plurality of transparent tubes and an input tube are fixedly installed in the frame, the sorting mechanism injects flowing medium in the rear shell into the input tube and sends display particles of a target color into the input tube. The landscape fence provided by the present application injects display particles of specific order into the transparent tubes, draws picture and text screens of different colors and shapes through the color difference of the display particles, coordinates the fence with the surrounding environment landscape, changes the order of the display particles at will, adjusts the drawn picture and text screens, meets the use requirement of changing with the change of seasons, and constructs a coordinated and variable landscape visual effect.

A continuously changing image can be displayed in a wide angular range without causing a feeling of unease to observers. A display includes a plurality of pixels (PX) each including a plurality of first subpixels (SPX1) and a plurality of second subpixels (SPX2). In each of the plurality of pixels (PX) of the display, when illumination light is applied to the plurality of first subpixels (SPX1) from a normal direction, no diffracted light emerges from the plurality of first subpixels (SPX1), or first diffracted light emerges from the plurality of first subpixels (SPX1) in a first angular range, and when the illumination light is applied to the plurality of second subpixels (SPX2) from the normal direction, no diffracted light emerges from the plurality of second subpixels (SPX2), or second diffracted light having a wavelength equal to that of the first diffracted light emerges from the plurality of second subpixels (SPX2) in a second angular range wider than the first angular range, at an intensity lower than that of the first diffracted light; and the plurality of pixels (PX) are configured to display a continuously changing image using the first diffracted light and the second diffracted light.

The utility model discloses a holographic projection lamp which comprises a lamp holder and a lampshade matched with the lamp holder, a driving motor is arranged in the lamp holder, the driving end of the driving motor is in transmission connection with a rotating frame, a holographic projection module is arranged in the rotating frame, and the holographic projection module rotates along with the rotating frame to generate a dynamic three-dimensional holographic image. The holographic projection technology is applied to the household lamp, the rotating frame and the holographic projection module cooperatively generate a dynamic three-dimensional image, the limitation of traditional static projection is broken through, the 3D effect can be experienced at home, the fantastic and true atmosphere is created, the effect is peculiar, and the strong depth feeling is achieved. Compared with a common lamp, a user can change the holographic image to be generated at will according to own preferences, the holographic image generating device is more novel, and therefore the requirements of the user are further met.

We provide a dynamic display device designed to be integrated into a timekeeping device. [Solution] The present invention relates to a display device (1) designed to be incorporated into a timepiece such as a wristwatch, wherein the display device (1) comprises a first lenticular grid (11) and a first support element having a pattern arranged to be visible through the first lenticular grid, the device further comprises a second support element having a second lenticular grid (12), the second support element extending above the first support element and arranged to be visible through both the first lenticular grid and the second lenticular grid (12), and either the first or second support element is a support element that rotates around an axis perpendicular to the plane P on which the pattern extends.

The utility model discloses a projection device, a projection module and a vehicle. The projection device comprises a plurality of local projection single channels arranged in an array; each local projection single channel is provided with a mask unit, the mask unit of each local projection single channel is provided with a local pattern block for light to pass through, each local pattern block is a part of a preset overall pattern, two or more local pattern blocks form the overall pattern, and the projection device is configured to respond to a light source component arranged on the light incident side. And an integral image corresponding to the integral pattern is formed on the light emitting side. Local blocks in different local projection single channels are respectively a part of a preset overall pattern, that is, the overall pattern is composed of at least two local blocks, and the intensity of light energy which can pass through different local blocks can be freely and flexibly regulated and controlled. Therefore, the overall image which is finally projected and superposed on the ground can easily present the image effects of partition brightness change and brightness gradual change, and the effects of emphasizing display information, increasing interactivity or increasing the sense of science and technology and advanced sense of projection are achieved.

A serving robot including a display means is provided. The serving robot includes: a first display unit disposed on a front side of the serving robot; and a second display unit and a third display unit disposed on a left side and a right side of the serving robot, respectively, at the same height as the first display unit, wherein the first display unit, the second display unit, and the third display unit comprise at least one LED matrix configured to emit light in an outward direction of the serving robot, and a diffuser disposed on the at least one LED matrix.

The utility model discloses a ball showing and slow falling structure, which relates to the technical field of ball showing and comprises an outer cover, a round wood plate is arranged at the top of the outer cover, a main body rack is arranged at the top of the round wood plate, a motor is arranged on one side of the main body rack, a main shaft is arranged at the output end of the motor, a large coil is arranged at the tail end of the main shaft, and a long wire is arranged on the outer wall of the large coil. The long line is fixedly connected with the directional hammer, the short line is arranged at the bottom of the directional hammer, and the fishing net is arranged at the tail end of the short line. A ball is put into the outer cover from the ball inlet in the round wood plate, the speed of the ball during falling can be controlled by the motor, it is guaranteed that an observer can observe the movement track of the ball, the ball can pass through the fishing net after falling, the falling direction of the ball is controlled, the ball is protected, and the service life of the ball is prolonged. The technical problems that the number change and the speed change of balls during falling cannot be visually observed, and when the falling speed of the balls is too high, the balls are prone to splashing and even being damaged are solved.

To allow a pedestrian to recognize where an area where a sensor can detect an object, is.SOLUTION: An infrastructure sensor includes: a sensor unit that detects a pedestrian in a detection area including a passage area which includes a crosswalk where traffic lights for pedestrians are installed and which is provided for a pedestrian to pass the crosswalk, and a standby area which is provided adjoining the passage area, for the pedestrian to stand by; a control unit that, when the sensor unit detects the pedestrian in the standby area, outputs a control signal for use in controlling switching of lighting and extinguishing of signal lamps of the traffic lights; and an output unit that outputs information, which represents a position of the standby area, to a road surface in the standby area or a space above the road surface.SELECTED DRAWING: Figure 2

The invention relates to a display device (10) having a display film (14) which has a size of more than 5 m2 and a thickness of preferably less than 5 mm. The display film (14) can comprise a plurality of LED modules (22) each having at least one LED (24a-c). The display device (10) comprises, in particular, a holder (12) for holding a placard of the same size, said holder now holding the display film (14).

To provide a method for controlling advertisement display, which allows a user to clearly check a part to which the user is particularly interested. [Solution] In an advertisement display system that displays advertisements on an information terminal device 2, the control method for advertisement display includes the steps of: a step in which the control means 11, 21 of the computers 1, 2 cause the information terminal device 2 to display an advertisement together with or after instructing the user of the information terminal device 2 to operate; and a step in which the control means 11, 21 of the computers 1, 2 terminate the display of the advertisement or transition to another display when they detect an operation from the user, wherein the operation is configured to be drawing a line, tracing, marking, enclosing, manually or voice-inputting specified text, or moving the advertisement to another position or transforming the advertisement including rotating it to complete the advertisement.

The application relates to the technical field of display hanging mechanism, in particular to a quick mounting structure of a falling-prevention LCD display module, which comprises a display main body, a back plate is arranged on one side surface of the display main body, a wall hanging part is arranged on the side of the back plate away from the display main body, the back plate is fixed on a wall body through the wall hanging part, a hanging rack for placing the back plate is arranged between the wall hanging part and the back plate, the back plate is hung in a groove on the hanging rack, and a locking mechanism is arranged on the hanging rack and close to the groove of the hanging rack. The locking mechanism is arranged, no additional tool is needed, the mounting process is greatly simplified, the problem that a traditional hanging rack is only fixed by relying on the friction force of a clamping groove and is easy to slip off is solved, unlocking operation is convenient, a pulling rope on the outer side of the hanging rack is pulled and hung on a hook, the locking state can be released, one person can complete the dismounting operation, when the pulling rope is hung on the hook, the unlocking state can be kept, an operator can conveniently align and install, and the tedious operation of repeated unlocking is avoided.

The invention discloses a three-dimensional image display device and a vehicle, and is applied to the technical field of vehicle-mounted display. The three-dimensional image display device comprises a first image generation module and a second image generation module, the first image generation module is used for generating and displaying a first image, the second image generation module is used for generating and displaying a second image, and the second image generation module comprises a second image generation unit with transmittance; the positions of the first image and the second image in the first direction do not coincide, and a three-dimensional visual image which can be presented through the second image generation unit is formed. According to the invention, the human eyes can watch the second image and the first image which are not overlapped through the second image generation unit along the first direction, and the second image and the first image are real images which are not overlapped and distorted, so that a real three-dimensional visual image can be presented when the human eyes watch the image, and no vertigo feeling is generated.

Advertising structuring (10) with the feature of broadcasting the created advertising media through led lighting, comprising at least one control unit (30), communication components (50), power components (60) and support carrier (40), characterized in that it includes a spherical display (20) that allows the created digital media to be projected in 360 degrees spherical form, a sensor (33) that detects external weather conditions and automatically adjusts the light intensity of the media projected on the sphere screen (20), and a main controller (34) that allows the LED elements (26.1) to be illuminated in the algorithm appropriate to the media created in the processor group (35).

The utility model discloses a lamplight display device based on totem element interaction and light and shadow effect, which relates to the technical field of lamplight display devices and comprises a base, a lampshade is fixedly connected to the top of the base, and a totem projection mechanism is inserted into the top of the lampshade and comprises an outer tube and an inner tube. A window is formed in the front side of the outer pipe, a plurality of openings are formed in the outer end of the inner pipe, totem pieces are fixedly connected into the openings, the rotating handle is located at the top of the outer pipe, a vertical plate is fixedly connected to the bottom end in the outer pipe, and lamp beads are fixedly connected to the front side of the vertical plate and located behind the window. The base, the lampshade and the lamp cover can form a display lamp, then totem images can be projected on the lampshade through the totem projection mechanism in the lampshade, the totem projection mechanism can be adjusted at will according to requirements so that different totem images can be projected, and use is very convenient.

The utility model relates to the technical field of holographic projection, and discloses a display device and holographic equipment, and a display frame is connected to the front end of a cabin body of the holographic equipment; a backlight assembly is arranged in the cabin body and comprises a top backlight plate, a bottom backlight plate and two side backlight plates, the display screen is connected to the display frame; the shading structure is connected to the display frame or the cabin, the front end of the shading structure abuts against the outer edge of the display screen, the rear end of the shading structure extends into the backlight assembly, and the shading structure comprises a top shading strip, a bottom shading strip and two side shading strips which define a ring; the top shading strip is crossed with the front end of the top backlight plate; the bottom shading strip and the front end of the bottom backlight plate are arranged in a crossed mode, and the two side shading strips and the front ends of the two side backlight plates are arranged in a crossed mode. According to the display device provided by the utility model, the light at the front end of the back plate assembly is shielded through the shading structure, and edge floodlight caused by the fact that the light is projected to the display device is prevented.

An object of a system according to an embodiment is to enable a visually impaired person to obtain information on a public sign or a guide board by voice.SOLUTION: A system includes a QR code installation part, a recognition part, and a feedback part. The QR code installation unit installs a QR code on a public sign or a guide plate. The recognition unit reads the QR code installed by the QR code installation unit and recognizes an image or a character. The feedback unit feeds back the information recognized by the recognition unit by voice.SELECTED DRAWING: Figure 1

The present disclosure is applicable to a display apparatus-related technical field, and relates to, for example, a rotating type display apparatus using light emitting diodes (LEDs) which are semiconductor light emitting devices. According to the present disclosure, the rotating type display apparatus using the light-emitting devices comprises: a fixed portion including a motor; a rotating unit located on the fixed portion and rotated by the motor; and a light source device coupled to the rotating unit and implementing a display by using an afterimage while rotating with the rotating unit, wherein the light source device may comprise: at least one panel radially arranged or at least one panel arranged along a cylindrical surface; a light emitting device array in which individual pixels are arranged in the lengthwise direction on each panel; and a barrier wall located on the panel on at least one side of the individual pixels.

This expands the range of expression possible in road surface sheets. [Solution] The road surface sheet is a road surface sheet for displaying an image, comprising a first road surface display sheet for displaying a part of the image, and a second road surface display sheet attached on top of the first road surface display sheet, which is cut out in the shape of another part of the image. Preferably, the second road surface display sheet is thicker than the first road surface display sheet, and a part of the second road surface display sheet extends beyond the outside of the first road surface display sheet.

The utility model discloses a dynamic down waterproof performance display device which comprises an upper box body, a display cylinder and a lower box body, the display cylinder is fixed between the upper box body and the lower box body, the display cylinder comprises a display cylinder inner box, a fixing frame, at least two display containers, a clamp and a control device, the display cylinder inner box is arranged on the back face of the fixing frame, and the display containers are arranged in the display cylinder inner box. The control device is arranged in the display cylinder inner box, the display container is clamped by a clamp, the control device comprises a worm gear reducer, a controller and a stepping motor, and the controller is used for controlling the stepping motor; the worm gear reducer is driven by the stepping motor to rotate the clamp, so that the display container rotates or swings, the down feather in the container is further mixed with water, full contact between the down feather and the water is simulated, and the waterproof performance of the down feather is displayed. The utility model provides an electrically-driven display device which is convenient to use and obvious in display effect so as to improve the waterproof performance display effect of down feather and is convenient to operate and use.

The application relates to the distance measurement field and discloses a distance measurement telescope, which comprises a distance measurement module, a projection module and an eyepiece. The distance measurement module is used for acquiring distance measurement information of a target to be measured. The projection module comprises a projection source and a projection system, and the projection system is located between the projection source and the eyepiece. The projection source is used for displaying the distance measurement information of the target to be measured, so as to provide the projection system with light corresponding to the distance measurement information of the target to be measured, and the projection system projects the distance measurement information of the target to be measured to the focal plane of the eyepiece. In the case that the projection source can display the distance measurement information of the target to be measured and the projection system can project the distance measurement information of the target to be measured to the focal plane of the eyepiece, the projection module does not need to display the distance measurement information of the target to be measured in the form of broken code, and the user can view the target to be measured and the distance measurement information of the target to be measured through the eyepiece, so that the display effect of the distance measurement telescope on the distance measurement information of the target to be measured is improved.