21 results about "Holographic screen" patented technology

The application discloses a kind of multi-projection light field image synthesis method and system, it is related to image synthesis technical field, the method includes: obtaining the coordinates of projector array, the bottom of holographic screen and actual camera array;Determine multiple display restoration light;The display restoration light of each projector is carried out image synthesis, obtains multiple target images, and the holographic screen receives the projection of projector on target image and reconstructs three-dimensional light field;The display restoration light of a projector is carried out image synthesis process is: according to the column pixel of all display restoration light of projector corresponding target image determination column pixel synthesis process is: determining the ideal camera of display restoration light coordinates;According to the ideal camera coordinates and the coordinates of actual camera array determine the actual coordinates of two actual cameras;From according to display restoration light, active range and actual coordinates determine multiple actual imaging pixels.The application improves the accuracy of projection image synthesis and projection reconstruction light field display effect.

This invention provides a control method for a multifunctional intelligent mobile robot in the field of robotics, comprising: Step S1, the server receives a control command sent by a mobile terminal; Step S2, the control command is encrypted and sent to the robot; Step S3, the robot's control module decrypts the encrypted command to obtain the control command, and parses the control command to obtain the target address name, target address latitude and longitude, and control content; Step S4, the control module automatically plans a travel route based on the target address name and target address latitude and longitude; Step S5, the control module moves the robot to the target address based on the travel route; Step S6, the control module executes the control content, stores the executed data in a memory, and generates an execution report; Step S7, the control module displays the execution report through an LED holographic screen, encrypts the execution report, and sends it back to the mobile terminal. The advantages of this invention are: it greatly improves the convenience and security of robot control.

1. The name of the design product: holographic screen COB rental box. 2. The use of the design product: mainly used on LED holographic screen COB rental screen. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

1. The name of the design product: holographic screen. 2. The use of the design product: holographic imaging display for advertising. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

This invention provides an automatic identification method for urban land use functions based on spatial entropy, relating to the field of urban planning. This method includes collecting geospatial information data of the target plot and case plot areas; vectorizing the geospatial information data; inputting the vectorized geospatial information data into a geographic information platform; calculating spatial entropy based on the geospatial information data of the case plot area; clustering the spatial entropy values ​​of the case plot area to form a spatial entropy value feature threshold library; delineating the land use boundaries of the target plot and identifying the plot function by comparing it with the spatial entropy value feature threshold library; calculating the window-to-wall ratio based on the street view data of the target plot to verify the land use function; outputting the target plot model information to a holographic screen for display; allowing planners to browse the model and select functions using gestures; and outputting the results as a land use map.

An apparatus and a method for manufacturing a large holographic screen are provided. The apparatus for manufacturing a holographic screen, according to an embodiment of the present invention, comprises: a first optical system for modulating and expanding a signal beam; an imaging lens for converging the signal beam expanded by the first optical system; a unidirectional diffuser, which scatters the converged signal beam only in the forward direction such that the scattered beam is incident on a holographic optical element surface; and a second optical system for causing a reference beam to be incident on the holographic optical element. Therefore, the unidirectional diffuser can be used as a reference optical element and combined with a photopolymer for recording without a gap, thereby enabling optical loss and an optical path to be reduced and the required time necessary for exposure to be shortened, and a large imaging lens for concentrating a signal beam can be replaced with an array-type optical element composed of small-sized lenses, thereby simplifying an apparatus and reducing manufacturing costs.

1. The name of the design product: holographic screen (lamp ball type). 2. The use of the design product: the product is a display. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The utility model discloses a 3D holographic display unmanned aerial vehicle. The 3D holographic display unmanned aerial vehicle comprises an unmanned aerial vehicle body, a two-axis mechanical arm and a 3D holographic screen, the two-axis mechanical arm comprises an upper arm, a lower arm, a screen connecting arm, a vertical driving bearing seat, a horizontal driving bearing seat, a vertical motor and a horizontal motor. The 3D holographic screen comprises a central screen, a right screen, a left screen, a right multi-connecting-rod device and a left multi-connecting-rod device. The 3D holographic screens of the 3D holographic unmanned aerial vehicle can accurately adjust the angles between different screens in a three-dimensional space through the multi-connecting-rod device, and different 3D holographic effects are achieved. The two-axis mechanical arm enables the 3D holographic screens to be smoothly adjusted up, down, left and right in all directions, it is guaranteed that the 3D holographic screens directly face audiences all the time, linkage of the multiple 3D holographic screens can be completed, interaction with the audiences can be ingeniously achieved, and the distance between the art and the audiences can be easily shortened.

The invention discloses a holographic interactive teaching system and an implementation method thereof, and belongs to the technical field of holographic interactive teaching. An image and sound of a teacher are collected at a holographic teaching end, the image of the teacher and holographic materials are fused and rendered to obtain a holographic fusion image, meanwhile, the holographic fusion image is transmitted to a holographic listening end at a far end through a network, and students at the holographic listening end see the holographic fusion image from a holographic screen and see teaching courseware from an auxiliary display unit; student pictures and sounds of the holographic lecture attending end are transmitted to the holographic lecture giving end in real time through a network to be displayed and played, the holographic lecture giving end and the holographic lecture attending end are in real-time communication through the network, teachers in a lecture classroom can interact with students in the lecture attending classroom in real time, and through cooperation of a holographic screen and a holographic black screen, the teaching effect is improved. Students in the lecture listening classrooms look like that teachers take classes in the lecture listening classrooms, the problems existing in cross-campus remote teaching of the teachers are solved, and the coverage and beneficiary of high-quality educational resources are expanded.

The utility model provides a computer water-cooling heat dissipation device, relates to the technical field of computer water-cooling heat dissipation, and aims to solve the problem that the size of a display screen of a CPU (central processing unit) water-cooling heat dissipation device is limited in the prior art, the computer water-cooling heat dissipation device comprises a water-cooling heat dissipation mechanism, and the water-cooling heat dissipation mechanism comprises a cold head, a water-cooling pipe, a cold row and a holographic screen fan. The cold head is connected with the cold row through the water-cooling pipe, a circulation loop is formed among the cold head, the water-cooling pipe and the cold row, and the holographic screen fan is installed on the water-cooling heat dissipation mechanism. According to the computer water-cooling heat dissipation device, the holographic screen fan is installed on the basis of an original water-cooling heat dissipation system, in the limited space of a desktop computer, on the premise that the maintenance convenience of the computer is not affected, on one hand, a display screen with a larger size can be provided for a CPU processor water-cooling heat dissipation device through the fan holographic screen, and on the other hand, the display screen can be provided for the computer water-cooling heat dissipation device; on the other hand, active heat dissipation can be provided for the mainboard through the fan.

Disclosed in the present invention is a method for smart testing and automatic matching of a locally sourced material suited to severe cold climate in Northern China, comprising acquisition of basic site data, acquisition of a building case data set of a target site, construction of a standard model library of the target site, structural stability testing of standard building models, automatic matching of "building-material" climate suitability, and comparison and selection on a large holographic screen and output of building material information. In the method, by acquiring basic site data and data in an Inner Mongolia building case data set, constructing a standard model library of a target site, testing structural stability and climate suitability, and performing matching between building elements and building materials, thereby achieving suitability to the climate of Inner Mongolia.

The application relates to the field of 3D display, and discloses a full-solid-state holographic projector, which comprises an imaging module and a projection lens group arranged in the holographic projector; the imaging module is used for providing a plurality of non-coincident or mutually parallel equivalent image planes, the distance between any two adjacent equivalent image planes is L (mm), the distance between adjacent pixels on a single equivalent image plane is d (mm), and the following condition is met: L >= 2d; the projection lens group is used for projecting the image plane group formed by the imaging module to form a 3D projection picture with depth information in space. The scheme of introducing a plurality of equivalent image planes realizes the function of real 3D image projection. Since the equivalent image planes are distributed at different depths in space, the projected picture also has depth information, and the holographic screen can provide real 3D display content for users. In the working process of the application, no moving parts are needed, the reliability and picture quality are greatly improved, and the production cost and control difficulty are reduced.

1. Name of this design product: COB Holographic Screen (Engineering Version). 2. Application of this design: It is mainly used on large-area glass curtain walls, shop windows, and large indoor glass spaces, etc., and can be directly glued for fixation. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model. 5. Other situations requiring explanation: The enlarged view of section C is a partial enlarged view of section C in the 3D view; the enlarged view of section A is a partial enlarged view of section A in the front view; the enlarged view of section B is a partial enlarged view of section B in the rear view; the enlarged view of section F is a partial enlarged view of section F in the top view; the enlarged view of section D is an enlarged view of section D in the bottom view; the enlarged view of the left is an enlarged view of the left view; the enlarged view of the right is an enlarged view of the right view.

1. The name of the design product: holographic screen (3D fan). 2. The use of the design product: the product is a display. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The utility model belongs to display screen processing technical field, concretely is a kind of holographic screen multi-angle packaging device, including work bench;The work bench middle part is equipped with placing groove, the work bench top is fixedly connected with multiple struts, the strut top is fixedly connected with top plate, the top plate top is fixedly connected with pneumatic cylinder, the pneumatic cylinder bottom is fixedly connected with transverse plate, the transverse plate is slidably connected with top plate, the transverse plate bottom is slidably connected with two support bars, the support bar is obliquely arranged, the support bar bottom is hinged with point glue gun, the support bar and point glue gun middle part slidably connected with bolt, the point glue gun top is connected with glue injection pipe, by setting the hinge structure between support bar and point glue gun, the angle of point glue gun is flexibly adjusted, to adapt to different shapes and sizes holographic screen, and the effect of bolt is to fasten support bar and point glue gun, ensure that point glue gun can keep stable during glue-dropping process, and it will not be loosened due to vibration or other external force.

The utility model relates to the technical field of store welcome boards, and discloses a store welcome board with lighting and projection functions, which comprises a metal stand column, a metal base and a welcome board frame, the bottom of the metal stand column is fixedly connected with the top of the metal base, one side of the bottom of the metal base is fixedly provided with a rubber foot pad, and the other side of the metal base is fixedly provided with a projection lamp. A pulley is fixedly arranged on the other side of the bottom of the metal base, the top of the metal stand column is integrally connected with a hinged protruding block, the hinged protruding block is movably connected with the middle position of the welcome board frame through a hinged shaft, and a holographic screen is installed on the surface of the welcome board frame. According to the utility model, light emitted by the light emitting module is refracted by the condensing convex lens and the imaging lens I and II, so that clear imaging in a projection area can be ensured regardless of the angle of the light. The illumination effect and the high resolution of the projection pattern are guaranteed, the visual effect and the identification degree of the welcome board are improved, and more immersive shopping experience is provided for customers.

1. The name of the design product: holographic screen (lamp pole type). 2. The use of the design product: the product is a display. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

1. The name of the design product: 3D holographic screen. 2. The use of the design product: for displaying digital people and human-computer interaction with real people. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1. 5. The bottom of the design product is not easy to see or not visible during use, omit the top view.

The utility model discloses a 3D holographic cabin photoelectric glass screen which comprises a composite substrate layer, a dynamic dimming layer, a holographic grating layer, a piezoelectric microstructure touch control layer, a photoelectric conversion layer and an anti-interference isolation layer, the dynamic dimming layer is bonded at the front end of the composite substrate layer, the holographic grating layer is bonded at the front end of the dynamic dimming layer, and the piezoelectric microstructure touch control layer is bonded at the front end of the photoelectric conversion layer. The piezoelectric microstructure touch control layer is adhered to the front end of the holographic grating layer, the photoelectric conversion layer is adhered to the front end of the piezoelectric microstructure touch control layer, and the anti-interference isolation layer is adhered to the front end of the photoelectric conversion layer. The technical bottlenecks of an existing holographic screen in the aspects of energy efficiency, visual angle range and environmental adaptability are broken through, and the technical characteristics are remarkably different from those of existing patents.

1. Name of the designed product: advertising light box (3D holographic screen). 2. Use of the designed product: light box for displaying advertising content. 3. Design points of the designed product: in shape. 4. Picture or photo that best indicates the design points: perspective view.

The utility model relates to display technical field especially relates to a COB holographic transparent display screen, include: PCB hollow reticulation circuit substrate is by hollow reticulation PCB circuit board, display area and set up in the circuit layer of reality area, a plurality of LED light emitting unit, fixedly set up on the first surface of PCB hollow reticulation circuit substrate and be located in the display area, with Circuit layer electric connection. The utility model discloses, the light-emitting body of the device through improving own weight, the portable structure of easy cutting and tailoring installation, the energy-saving effect of not heating, avoid causing the injury of engineering personnel, prevent the holographic screen unit body from producing knock when dismounting transfer transportation, improve the use effect life of screen unit body, because the back of the screen body is smooth and flat, the positioning assembly of the neat cutting of the four circumferences of side, the installation use effect is very friendly, makes the project site mansion glass curtain wall, stair glass handrail, glass show window etc. Project use is better and more excellent.