944results about "Display means" patented technology

There is provided an information processing apparatus to make it possible to confirm color tone and the like of a captured video at a time point before capturing a virtual video on a display by a camera. The information processing apparatus includes: a rendering unit (520a) that generates a virtual video by performing rendering using a 3D model used in an imaging system that captures, by a camera (502), a video on a display (505) that displays the virtual video obtained by the rendering using the 3D model; and a video processing unit (33) that performs, on the virtual video generated by the rendering unit, actual-imaging video conversion processing for generating a simulation video by using a processing parameter that achieves a characteristic of luminance or color at a time of imaging by the camera used in the imaging system.

The invention discloses a digital twinborn intelligent travel management system and method, and relates to the technical field of travel interaction, and the method comprises the following steps: building a multi-projection unified phase baseline and energy distribution auditing model, carrying out the nanosecond-level synchronous sampling of the phase difference and brightness change curve of a plurality of projection light waves in a virtual-real superposition region, and carrying out the nanosecond-level synchronous sampling of the phase difference and brightness change curve of the multi-path projection light waves in the virtual-real superposition region; generating a corresponding initial light field energy coupling matrix; and constructing an interference trajectory inversion network based on the initial light field energy coupling matrix, and replaying the light wave superposition sequence by using a time inversion algorithm. According to the invention, accurate monitoring and active regulation and control of light field energy are realized through unifying a phase baseline and energy auditing, interference focusing and brightness mutation are effectively eliminated, and visual stability and immersion experience are improved; and energy self-adaptive balance and dynamic closed-loop control are realized through phase conjugate driving and spectrum inverse diffusion gating, so that safe operation of a light field and soft and stable brightness are ensured, and a comfortable and healthy digital twinborn travel light environment is created.

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 present disclosure provides an accessory, an inflatable doll, and an inflatable doll set. The accessory includes at least one first air blower and an AI assembly. The first air blower includes a first air inlet portion and a first air outlet portion communicated with the first air inlet portion and the inflatable doll. The AI assembly is electrically connected to the first air blower and configured to control the at least one first air blower to inflate or deflate the inflatable doll.

The utility model discloses a replaceable pin type coding mark point for a laser projection positioning system, which belongs to the technical field of laser projection and comprises a target and a positioning pin which are detachably and fixedly connected with each other, and the target is further provided with a coding reference point suitable for being identified by the laser projection positioning system. According to the embodiment of the utility model, the target and the positioning pin are detachably connected, only one set of target and one set of positioning pins with different diameters need to be prepared, and flexible assembly can be carried out according to the size of a datum hole in a workpiece and a required coding reference point during use, so that the number of spare parts is reduced, and the use cost is saved. And meanwhile, high-efficiency and high-precision adaptation to datum holes with different diameters is realized, so that a projection system can identify coding standard points, and the aim of aligning a coordinate system of a CAD model corresponding to a workpiece object is realized.

The invention relates to the technical field of cultural relic exhibition and protection, in particular to a dynamic cultural relic display cabinet based on a mixed reality technology. The display cabinet comprises a cabinet body assembly used for forming a closed cabinet body and placing and displaying exhibition articles, a light assembly used for illumination and illumination adjustment in the cabinet body assembly, a virtual projection assembly used for dynamic observation and display of the exhibition articles in the closed cabinet body, and a monitoring sensing assembly used for monitoring environment data in the cabinet body assembly and controlling the closed environment state. And the networking control assembly is used for uniformly managing all the cabinet body assemblies and accessories thereof in the area. A closed and controllable environment is formed through facilities such as a transparent protective cover, a thermostat and a dryer, cultural relics are effectively prevented from being damaged by environmental factors such as temperature and humidity and dust, the safety of the cultural relics is guaranteed, dynamic three-dimensional display of the cultural relics is achieved through a mixed reality mirror, a projector and a holographic projection cover, immersive and interactive exhibition experience is brought to audiences, and the intellectualization of the cultural relics is achieved. And the exhibition attraction is improved.

Resources of a system for controlling optically switchable windows may be used for a personal computing unit. The window system resources may include (i) a display associated with an optically switchable window, (ii) one or more processors of one or more controllers on a window network connected to a plurality of optically switchable windows in a building, wherein the one or more controllers are configured to vary tint states of the plurality of optically switchable windows in the building, (iii) memory of one or more controllers on the window network connected to the plurality of optically switchable windows in the building, and / or (iv) at least a part of the window network.

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.

An inflatable decoration system and method comprising an inflatable decoration that deploys from and deflates into a decorative box, eliminating the eyesore aspect of inflatable holiday yard decorations of the past.

The utility model provides a novel atmosphere projection system, which comprises a shell, a light path channel is formed in the shell, a light beam generator used for emitting dynamic pattern light beams, a dodging sheet and at least one condensing lens are arranged in the light path channel, the condensing lens comprises one of a Fresnel lens, a plano-convex lens and a convex lens, and the Fresnel lens, the plano-convex lens and the convex lens are arranged in the shell. The dodging sheet and the condensing lens are sequentially arranged on a light beam path of the light beam generator, and pattern light rays emitted by the light beam generator sequentially pass through the dodging sheet and the condensing lens to form soft image projection. The light effect can be improved through scattering blurring and focusing of light beams, the soft feeling of the transition edge of the generated pattern is better, and the original shape of the dynamic pattern is reserved while the lamplight atmosphere feeling is improved.

Disclosed are a mobile robot and an operation method thereof. The mobile robot according to the present invention comprises: a projector disposed on one side of the mobile robot and formed to project visual information; and a control unit for controlling the projector to project the visual information to the outside. The control unit identifies a plurality of areas in a travel space of the mobile robot, receives state information and work information about the mobile robot, determines visual information that can be projected in an area matching the current position of the mobile robot among the plurality of areas on the basis of at least one of the received state information or work information, and controls the projector to project the determined visual information onto a different position according to the surrounding situation of the mobile robot.

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.

The invention provides an infrared induction intelligent interactive projection large screen and ground screen holographic device, and relates to the technical field of intelligent display interaction. The equipment is composed of a large projection screen, a ground screen, an infrared induction device, a data processing host, a feature extraction and intention recognition module, an environment perception and adaptive adjustment module and an intelligent feedback and multi-mode interaction fusion module, and the large projection screen is used for displaying holographic images and has the functions of high brightness, wide color gamut and touch control; the ground screen is made of a transparent holographic imaging material, can synchronously display interaction information and has a touch sensing function, and the infrared sensing device captures three-dimensional action information of a user through an emitter and a receiver which are arranged in a matrix mode. The problems that a traditional display device is poor in interaction experience and single in display effect are solved, natural and smooth long-distance human body action interaction and immersive visual experience are achieved, and the system is suitable for many fields such as science and technology exhibition, commercial exhibition and intelligent education.

A light turning element 850 comprises a layer of liquid crystal (LC) material 852 which defines a plane. The layer of liquid crystal material could comprise LC molecules 855 and is configured such tha

The present invention relates to the field of atmosphere lamps, and in particular to a multi-meteor projection structure, a multi-meteor starry sky lamp and a multi-meteor projection control method. The multi-meteor projection structure comprises a plurality of light path structures; light rays generated by first light sources can sequentially pass through intersection points, first convex lenses and prisms, and are then projected to the outside; light spots formed by the light rays passing through the intersection points move along with the movement of the intersection points, and are amplified by the first convex lenses, the projection angle is changed by the prisms, and the meteor effect can be formed on the ceiling and / or the wall; and the light rays generated by the multiple first light sources can achieve the effect of generating multiple meteors at the same time by means of the respectively corresponding light path structures. By adjusting the rotation speed of a rotating disc and permutation and combination of the projection directions of multiple groups of first slits, second slits and prisms, a user can obtain numerous gorgeous and unduplicated meteor effects, and compared with a single-meteor effect, the user experience is improved to obtain a qualitative leap.

The utility model discloses a holographic advertisement gate machine with a support, which comprises a gate machine case, an adjusting support, a fixing assembly and an advertisement machine, the adjusting support comprises a first support, a second support and a third support, the adjusting support capable of being adjusted up and down is installed through the fixing support in the gate machine case, the second support is sleeved outside the first support, and the third support is sleeved outside the second support. The second support can slide up and down in the first support outer sleeve and is locked through the fixing assembly, and finally the advertising machine is fixedly connected through the third support. The height of the advertising machine can be adjusted according to requirements, the advertising machine can adapt to changes of different environments and watching requirements, and the visibility and the display effect of advertisements are improved.

Provided is a display apparatus including a light source array configured to emit light in a first direction, and a multi-viewpoint lens adjacent to the light source array in the first direction, wherein the light source array includes a first light source configured to emit light to provide an image to a first viewpoint, and a second light source adjacent to the first light source in a second direction different from the first direction, the second light source being configured to emit light to provide an image to a second viewpoint adjacent to the first viewpoint, and wherein the multi-viewpoint lens includes a refractive portion configured to refract light emitted from the first light source to the first viewpoint, and a reflective portion adjacent to the refractive portion in the second direction, the reflective portion being configured to reflect light emitted from the second light source to the second viewpoint.

The embodiment of the utility model provides a portable display device based on medium-free holographic projection. The portable display device comprises a main body; the shell comprises a first shell body and a second shell body which are arranged in a double-layer mode. The first shell is a transparent piece arranged on the outer layer, and the second shell is a non-transparent piece arranged on the inner layer; the main body is arranged in a mounting cavity formed by the second shell; and the supporting piece is arranged at the bottom of the second shell, is transparent and is used for supporting the second shell. According to the invention, the color difference between the first shell and the second shell is designed; wherein the first shell is a transparent piece, the second shell is a non-transparent piece, the visual effect that the device is suspended can be effectively created through the color difference between the first shell and the second shell, unique visual experience is provided, and the immersion feeling of a user is enhanced.

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.

A display device can include a first light source unit having a plurality of first light sources, a first light controller disposed on the first light source unit and having a plurality of partitions overlapping at least a partial area of the active area, a second light controller disposed on the first light controller and having a plurality of light control patterns overlapping at least a partial area of the active area, a second light source unit disposed on the second light controller and having plurality of second light sources, a light guide plate disposed to be parallel to the second light source unit and configured to guide light provided from the second light source unit, and a display panel disposed on the light guide plate and configured to display an image using light provided from the first light source unit or the second light source unit.

The invention provides a cardiopulmonary resuscitation training control method, a cardiopulmonary resuscitation training control system and cardiopulmonary resuscitation simulation equipment, and relates to the technical field of medical equipment. Operation indexes such as pressing depth, frequency and springback of a cardio-pulmonary resuscitation simulation person and related physiological parameters are converted into holographic 3D images in real time, visual and synchronous presentation of operation data is achieved, and the training effect and teaching efficiency are remarkably improved.

To generate a virtual viewpoint image with desired information added at a desired position.SOLUTION: The information processing device disclosed herein generates parameters for generating a virtual viewpoint image with additional information displayed thereon. The information processing device sets an additional information display condition, identification information of the additional information, and virtual viewpoint information of the virtual viewpoint image to be generated as parameters and outputs the set parameters.SELECTED DRAWING: Figure 1

The invention relates to the technical field of street lamp advertisement power supply, and discloses a laser holographic street lamp advertisement system coupled with natural energy and a cooperative control method thereof, and the system comprises a natural energy collection module which collects solar energy and wind energy and outputs DC electric energy; the energy management module outputs power supply voltage and monitors the charge state; the laser holographic projection module generates a laser light source and modulates the laser light source to form a holographic image; the central control module is used for generating advertisement content data, driving the spatial light modulator, adjusting the power of the laser light source based on the environment illumination intensity and adjusting the projection angle of the holographic image based on the pedestrian moving track; and when the charge state is greater than a threshold value, executing full-power advertisement playing, otherwise, switching to low-power-consumption advertisement fragment playing. According to the invention, stable power supply for laser holographic advertisement display can be realized by using natural energy, the laser power and the projection angle are adjusted through environmental perception, the visibility and attraction in a complex environment are improved, basic operation is ensured when the energy is insufficient, and the advertisement propagation requirement is met.

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.