CN116052563A - Outdoor 3D naked eye intelligent screen and control method thereof - Google Patents

Outdoor 3D naked eye intelligent screen and control method thereof Download PDF

Info

Publication number
CN116052563A
CN116052563A CN202211383142.1A CN202211383142A CN116052563A CN 116052563 A CN116052563 A CN 116052563A CN 202211383142 A CN202211383142 A CN 202211383142A CN 116052563 A CN116052563 A CN 116052563A
Authority
CN
China
Prior art keywords
led lamp
image
control board
screen
main control
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202211383142.1A
Other languages
Chinese (zh)
Other versions
CN116052563B (en
Inventor
邹庆红
成旭
管为民
林锐
李亮侠
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Ruizhi Photoelectric Technology Co ltd
Jiangsu Siji Technology Service Co ltd Yancheng Branch
Yancheng Branch China Tower Co ltd
Original Assignee
Dongguan Ruizhi Photoelectric Technology Co ltd
Jiangsu Siji Technology Service Co ltd Yancheng Branch
Yancheng Branch China Tower Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dongguan Ruizhi Photoelectric Technology Co ltd, Jiangsu Siji Technology Service Co ltd Yancheng Branch, Yancheng Branch China Tower Co ltd filed Critical Dongguan Ruizhi Photoelectric Technology Co ltd
Priority to CN202211383142.1A priority Critical patent/CN116052563B/en
Publication of CN116052563A publication Critical patent/CN116052563A/en
Application granted granted Critical
Publication of CN116052563B publication Critical patent/CN116052563B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/005—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes forming an image using a quickly moving array of imaging elements, causing the human eye to perceive an image which has a larger resolution than the array, e.g. an image on a cylinder formed by a rotating line of LEDs parallel to the axis of rotation
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/35—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being liquid crystals
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection

Abstract

The invention provides an outdoor 3D naked eye intelligent screen and a control method thereof, wherein the intelligent screen comprises a host and a plurality of fan blades; the host comprises a driving device, a turntable shell and a main control board, wherein the driving device is in transmission connection with the turntable shell, the driving device is in wireless connection with the main control board, and the main control board is used for receiving images and controlling the images to be played in a 3D mode; the end and carousel casing fixed connection of flabellum, the lateral surface of at least one flabellum are provided with first LED lamp subassembly, and the lateral surface of other flabellums is provided with the second LED lamp subassembly, and first LED lamp subassembly and second LED lamp subassembly are all connected with the main control board electricity, and first LED lamp subassembly and second LED lamp subassembly are used for realizing the picture broadcast of image under the main control board control. The control method comprises the following steps: on the basis of pretreatment, a fan blade position tracking model is constructed based on the rotating speed; and combining the picture image to be displayed of the image, determining the corresponding relation between the positions of the fan blades and the luminous data of the LED lamp assembly, controlling the rotating speed and the luminous in a linkage way, and realizing the 3D mode play of the image.

Description

Outdoor 3D naked eye intelligent screen and control method thereof
Technical Field
The invention relates to the technical field of outdoor 3D naked eye screens, in particular to an outdoor 3D naked eye intelligent screen and a control method thereof.
Background
The naked eye 3D display is a display system which obtains a realistic stereoscopic image with space and depth by utilizing the characteristic that both eyes of a person have parallax without any auxiliary equipment (such as 3D glasses or helmets and the like). The human eye has a characteristic that a stereoscopic effect is formed for the picture presentation of near size and far size. Displaying 3D graphics in a computer, which means displaying three-dimensional graphics in a plane; unlike the real world, there is a real three-dimensional space, with a real distance space. Only in the computer will look much like the real world, so the 3D graphics displayed on the computer will make the human eye look like true. The naked eye stereoscopic image is favored by wide consumers by the true vivid expressive force, elegant environment infection force and strong shocking visual impact.
However, the resolution of the current naked-eye 3D display is low, and two-dimensional images (e.g., text, etc.) and 3D images cannot be displayed in combination.
Disclosure of Invention
In order to solve the technical problems, the invention provides an outdoor 3D naked eye intelligent screen, which comprises a host and a plurality of fan blades;
the host comprises a driving device, a turntable shell and a main control board arranged in the turntable shell, wherein the driving device is in transmission connection with the turntable shell, the driving device is in wireless connection with the main control board, and the main control board is used for receiving images and controlling the images to be played in a 3D mode;
the end and carousel casing fixed connection of flabellum, the lateral surface of at least one flabellum are provided with first LED lamp subassembly, and the lateral surface of other flabellums is provided with the second LED lamp subassembly, and first LED lamp subassembly and second LED lamp subassembly are all connected with the main control board electricity, and first LED lamp subassembly and second LED lamp subassembly are used for realizing the picture broadcast of image under the main control board control.
Optionally, the rotary disc shell comprises cylindrical box bodies and blades, the number of the blades is the same as that of the blades, the main control board is fixed in the cylindrical box bodies, and She Erzhou is uniformly arranged and fixed on the peripheral surfaces of the cylindrical box bodies;
the end of the fan blade is provided with a sector plate which is fixedly connected with a screw hole on the inner wall of the cylindrical box body through a screw, and the sector plates of all the fan blades cover the opening of the cylindrical box body and are provided with a waterproof sealing structure; the fan blade is fixedly connected with the blade ear.
Optionally, a first plug-in terminal is arranged on the main control board, a second plug-in terminal matched with the first plug-in terminal is correspondingly arranged on the fan-shaped plate of the fan blade, and the second plug-in terminal is electrically connected with the first LED lamp assembly or the second LED lamp assembly.
Optionally, the driving device comprises a base, a motor and a control board, wherein the motor and the control board are fixed on the base, an output shaft of the motor is away from the base, and an output shaft of the motor is connected with the turntable shell; the motor is electrically connected with the control board, and the control board is in wireless connection with the main control board.
Optionally, a guide rail is arranged in the direction of the base body deviating from the motor, and the guide rail is used for being matched and connected with the groove body of the wall-mounted fixing piece;
the wall hanging fixing piece is provided with a mounting hole and a fixing hole, the wall hanging fixing piece is fixedly mounted through the mounting hole by adopting a fastener, and the fixing hole is arranged on the side face of the groove body and used for fixing the guide rail.
Optionally, the first LED lamp assembly and the second LED lamp assembly each include a liquid crystal display, a 3D optical film, and a backlight employing an array of light emitting diodes; the liquid crystal display screen is covered on the backlight, and the 3D optical film is covered on the liquid crystal display screen;
the 3D optical film of the first LED lamp assembly adopts a first polarization film, the 3D optical film of the second LED lamp assembly adopts a second polarization film, and the first polarization film and the second polarization film adopt different waveguide structures.
Optionally, the main control board comprises a main control module, an image preprocessing module, a fan blade tracking module, a linkage strategy module and an image 3D playing module;
the main control module is respectively connected with the image preprocessing module, the fan blade tracking module, the linkage strategy module and the image 3D playing module and is used for receiving the image and realizing coordination control of playing the image in a 3D mode;
the image preprocessing module is used for preprocessing the received images;
the fan blade tracking module is used for constructing a fan blade position tracking model based on the rotating speed of the driving device and tracking the fan blade position;
the linkage strategy module is used for determining the corresponding relation between the positions of the fan blades and the luminous data of the LED lamp assembly of the fan blades according to the picture image to be displayed by the image and the fan blade position tracking model, so as to obtain a linkage control model;
the image 3D playing module is used for controlling the rotating speed of the driving device and the light emission of the LED lamp assembly by adopting the coordinated control model, so that the 3D mode playing of the image is realized.
The invention also provides a control method of the outdoor 3D naked eye intelligent screen, which is applied to the outdoor 3D naked eye intelligent screen and comprises the following steps:
preprocessing the received image;
constructing a fan blade position tracking model based on the rotating speed of the driving device;
determining the corresponding relation between the positions of the fan blades and the luminous data of the LED lamp components according to the picture image to be displayed by the image and the fan blade position tracking model, and obtaining a coordinated control model;
and the coordinated control model is adopted to control the rotating speed of the driving device and the luminescence of the LED lamp assembly, so that the 3D mode playing of the image is realized.
Optionally, a plurality of outdoor 3D naked eye smart screens are sequentially connected in series to form annular electric connection, that is, the output end of the first smart screen is electrically connected with the input end of the second smart screen, the output end of the second smart screen is electrically connected with the input end of the third smart screen, and thus the output end of the last smart screen is electrically connected with the input end of the first smart screen;
the intelligent screen is connected with the intelligent screen through a remote controller or a terminal APP, one intelligent screen is selected to be set as a main screen, after an image is received through the main screen, the main screen distributes the image to other intelligent screens according to a preset on-line scheme, and the 3D mode of the image is played by each intelligent screen.
Optionally, when playing the image in the 3D mode, the following processes are further performed:
determining a motion vector of each LED lamp of the LED lamp assembly according to the rotating speed of the driving device;
simulating and drawing a 3D effect image observed by naked eyes according to the motion vector of each LED lamp and the luminous data of the LED lamps;
performing pixel and color analysis on the 3D effect image, and judging whether an image defect exists or not;
if the image defect exists, extracting defect data, wherein the defect data comprises positioning data, pixels and color data, and performing inverse operation by adopting a causal reasoning algorithm to determine the defect reason;
if the defect causes are dislocation, the dislocation is eliminated by adjusting the rotating speed of the driving device to make up;
if the defect causes are color mismatch, adjusting color display of the LED lamps at the corresponding positions according to the positioning data; if the adjustment is not eliminated, a prompt message is sent.
According to the outdoor 3D naked eye intelligent screen and the control method thereof, blades provided with different LED lamp assemblies are used as carriers for displaying images, the blades are driven to rotate by a driving device to form a complete display surface of the images, due to the vision difference of the different LED lamp assemblies, a 3D effect is generated when the images are watched by naked eyes, if two-dimensional images and 3D images are required to be displayed together, only one or a plurality of blades provided with the same LED lamp assemblies are used for displaying the two-dimensional images, and the blades provided with the different LED lamp assemblies are used for displaying the 3D images; according to the scheme, the outdoor 3D naked eye intelligent screen can display two dimensions and 3D together, the resolution of the picture is high, the picture is fine and smooth, and side effects such as headache and eye fatigue cannot be caused for audiences.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims thereof as well as the appended drawings.
The technical scheme of the invention is further described in detail through the drawings and the embodiments.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
fig. 1 is a schematic perspective view of an outdoor 3D naked eye smart screen according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of an assembly structure of a turntable housing, a main control board and fan blades in an outdoor 3D naked eye smart screen embodiment of the present invention;
FIG. 3 is a schematic view of a fan blade used in an embodiment of the outdoor 3D naked eye smart screen of the present invention;
fig. 4 is a schematic perspective view of a wall hanging fixture configured in an embodiment of the outdoor 3D naked eye smart screen of the present invention;
FIG. 5 is a block diagram of a main control board used in an embodiment of the outdoor 3D naked eye intelligent screen of the invention;
FIG. 6 is a flowchart of a control method of an outdoor 3D naked eye intelligent screen in an embodiment of the invention;
fig. 7 is a schematic diagram of connection of multiple outdoor 3D open hole smart screens in an embodiment of a control method of an outdoor 3D open hole smart screen according to the present invention.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
1-3, the embodiment of the invention provides an outdoor 3D naked eye intelligent screen, which comprises a host 1 and a plurality of fan blades 2;
the host 1 comprises a driving device 11, a turntable shell 12 and a main control board 13 arranged in the turntable shell 12, wherein the driving device 11 is in transmission connection with the turntable shell 12, the driving device 11 is in wireless connection with the main control board 13, and the main control board 13 is used for receiving images and controlling the images to be played in a 3D mode;
the end of the fan blade 2 is fixedly connected with the turntable shell 12, the outer side face of the fan blade 2 is provided with an LED lamp assembly 21, the LED lamp assembly 21 comprises a first LED lamp assembly and a second LED lamp assembly, the outer side face of at least one fan blade is provided with a first LED lamp assembly, the outer side faces of other fan blades are provided with a second LED lamp assembly, the first LED lamp assembly and the second LED lamp assembly are electrically connected with the main control board 13, and the first LED lamp assembly and the second LED lamp assembly are used for realizing image picture playing under the control of the main control board 13;
the embodiment shown in fig. 1 is provided with four fan blades, wherein the outer side surfaces of two fan blades are provided with first LED lamp assemblies, the outer side surfaces of the other two fan blades are provided with second LED lamp assemblies, and the fan blades provided with the first LED lamp assemblies and the fan blades provided with the second LED lamp assemblies are alternately arranged on the turntable shell at intervals; the fan blade provided with the first LED lamp assembly and the fan blade provided with the second LED lamp assembly are staggered in the axial direction of the turntable shell, namely, the rotating planes of the fan blades are not on the same plane perpendicular to the rotating shaft of the turntable shell.
The working principle and beneficial effects of the technical scheme are as follows: according to the scheme, the fan blades provided with different LED lamp assemblies are used as carriers for displaying images, the fan blades are driven by the driving device to rotate to form a complete display surface of the images, due to the vision difference of the different LED lamp assemblies, a 3D effect is generated when the images are watched by naked eyes, if two-dimensional images are required to be displayed together, only one or a plurality of fan blades provided with the same LED lamp assemblies are displayed on the two-dimensional images, and the fan blades provided with the different LED lamp assemblies are simultaneously used for displaying 3D; according to the outdoor 3D naked eye intelligent screen, two dimensions and 3D can be displayed together, the resolution of the picture is high, the picture is fine and smooth, and side effects such as headache and eye fatigue can not be caused by spectators; a battery can be arranged in the turntable shell of the host machine to provide power.
In one embodiment, as shown in fig. 1-3, the turntable shell 12 comprises a cylindrical box body and lugs 14 with the same number as the fan blades 2, the main control board 13 is fixed in the cylindrical box body, and the lugs 14 are uniformly arranged and fixed on the peripheral surface of the cylindrical box body in the circumferential direction;
the ends of the fan blades 2 are provided with sector plates 22, the sector plates 22 are fixedly connected with screw holes on the inner wall of the cylindrical box body through screws, and the sector plates 22 of all the fan blades 2 cover the openings of the cylindrical box body and are provided with waterproof sealing structures; the fan blade 2 is fixedly connected with the blade lug 14;
the main control board 13 is provided with a first plug-in terminal 131, the fan-shaped plate 22 of the fan blade 2 is correspondingly provided with a second plug-in terminal 221 matched with the first plug-in terminal 131, and the second plug-in terminal 221 is electrically connected with the first LED lamp assembly or the second LED lamp assembly.
The working principle and beneficial effects of the technical scheme are as follows: according to the scheme, the main control board is arranged in the box body, and is assembled by being matched with the waterproof sealing structure, so that the main control board can be dustproof and waterproof, is suitable for outdoor use, and prolongs the service life; the blade ears are arranged for fixing the blades, so that the situation that the fixed movement moment of the blades is easily damaged due to the fact that the size of the cylindrical box body is small can be avoided, the size of the cylindrical box body is outwards expanded, the middle position, which is closer to the length of the blades, of the blades can be fixedly stressed, the length of the force arm is reduced, the rotation moment of the blades is reduced, the stress is more reasonable, and the service life is prolonged; the waterproof sealing structure can adopt a structure mode that a groove is arranged at the joint position and a sealing strip is arranged in the groove; the first plug-in terminal and the second plug-in terminal are adopted for plug-in connection, so that electric connection is more convenient, disassembly and maintenance are easy, and electric connection is more reliable under the condition that the fan blades and the cylindrical box body are fastened by bolts.
In one embodiment, as shown in fig. 1, the driving device 11 includes a base 111, a motor 112, and a control board, the motor 112 and the control board are fixed on the base 111, an output shaft of the motor 112 is away from the base 111, and an output shaft of the motor 112 is connected with the turntable housing 12; the motor 112 is electrically connected with a control board, and the control board is in wireless connection with the main control board 13;
the base 111 is provided with a guide rail in a direction away from the motor 112, and the guide rail is used for being matched and connected with the groove 31 of the wall-mounted fixing piece 3;
as shown in fig. 4, the wall-hanging fixing member 3 is provided with a mounting hole 32 and a fixing hole 33, the wall-hanging fixing member 3 is fixedly mounted by the mounting hole 32 by using a fastener, and the fixing hole 33 is provided on the side surface of the groove 31 for fixing the guide rail.
The working principle and beneficial effects of the technical scheme are as follows: according to the scheme, the motor is used as a drive, the control board is arranged to control and regulate the motor, information transmission with the main control board is realized, and the intelligent screen can realize linkage control on the motor; the stable installation is realized through the pedestal, the pedestal is provided with the guide rail which is installed on the wall hanging fixing piece in a plug-in mode, the installation and construction are convenient, the construction period is short, the requirement on the technical level of workers is low, the installation cost can be saved, and the use of the wall hanging fixing piece can be realized as early as possible.
In one embodiment, the first LED lamp assembly and the second LED lamp assembly each comprise a liquid crystal display, a 3D optical film, and a backlight employing an array of light emitting diodes; the liquid crystal display screen is covered on the backlight, and the 3D optical film is covered on the liquid crystal display screen;
the 3D optical film of the first LED lamp assembly adopts a first polarization film, the 3D optical film of the second LED lamp assembly adopts a second polarization film, and the first polarization film and the second polarization film adopt different waveguide structures.
The working principle and beneficial effects of the technical scheme are as follows: the scheme provides optional first LED lamp subassembly and second LED lamp subassembly structure, adopts the backlight of emitting diode array, uses the liquid crystal display as picture display device, and both adopt the 3D optical film that has different waveguide structure, and the rotation of cooperation flabellum can realize naked eye 3D picture effect betterly.
In one embodiment, as shown in fig. 5, the main control board 13 includes a main control module 130, an image preprocessing module 131, a fan blade tracking module 132, a linkage strategy module 133 and an image 3D playing module 134;
the main control module 130 is respectively connected with the image preprocessing module 131, the fan blade tracking module 132, the linkage strategy module 133 and the image 3D playing module 134, and is used for receiving the image and realizing coordination control for playing the image in a 3D mode;
the image preprocessing module 131 is used for preprocessing the received image;
the fan blade tracking module 132 is used for constructing a fan blade position tracking model based on the rotating speed of the driving device and tracking the fan blade position;
the linkage strategy module 133 is used for determining the corresponding relation between the positions of the fan blades and the luminous data of the LED lamp components of the fan blades according to the picture image to be displayed by the image and the fan blade position tracking model, so as to obtain a linkage control model;
the image 3D playing module 134 is configured to control the rotation speed of the driving device and the light emission of the LED lamp assembly by adopting the coordinated control model, so as to play the image in a 3D mode.
The working principle and beneficial effects of the technical scheme are as follows: the method comprises the steps that an image is received through a main control module, after being preprocessed by an image preprocessing module, the image is displayed on a fan blade provided with different LED lamp components through the main control module, a fan blade position tracking model is built through a fan blade tracking module, the fan blade position is tracked, a linkage strategy module is used for determining the corresponding relation between the fan blade position and luminous data of the LED lamp components according to a picture image to be displayed of the image and the fan blade position tracking model, the rotating speed of a driving device and the luminous data of the LED lamp components are controlled, and the 3D mode playing of the image is realized; under the overall coordination of the main control module, the driving device and the LED lamp assembly can coordinate and link, and control precision is improved.
As shown in fig. 6, an embodiment of the present invention provides a control method for an outdoor 3D naked eye smart screen, which is applied to the outdoor 3D naked eye smart screen, including:
s100: preprocessing the received image;
s200: constructing a fan blade position tracking model based on the rotating speed of the driving device;
s300: determining the corresponding relation between the positions of the fan blades and the luminous data of the LED lamp components according to the picture image to be displayed by the image and the fan blade position tracking model, and obtaining a coordinated control model;
s400: and the coordinated control model is adopted to control the rotating speed of the driving device and the luminescence of the LED lamp assembly, so that the 3D mode playing of the image is realized.
The working principle and beneficial effects of the technical scheme are as follows: according to the scheme, after the received images are preprocessed, fan blades provided with different LED lamp assemblies are displayed, the positions of the fan blades are tracked by constructing a fan blade position tracking model, the corresponding relation between the positions of the fan blades and the luminous data of the LED lamp assemblies is determined according to the picture images to be displayed of the images and the fan blade position tracking model, the rotating speed of a driving device and the luminous of the LED lamp assemblies are controlled, and the 3D mode playing of the images is realized; under overall coordination, the driving device and the LED lamp assembly can be linked, and control precision is improved.
In one embodiment, as shown in fig. 7, a plurality of outdoor 3D open hole smart screens are adopted and sequentially connected in series to form a ring-shaped electrical connection, that is, the output end of the first smart screen is electrically connected with the input end of the second smart screen, the output end of the second smart screen is electrically connected with the input end of the third smart screen, and thus the output end of the last smart screen is electrically connected with the input end of the first smart screen; the electrical connection of the smart screen is actually that the hosts 1 of the smart screen are electrically connected with each other;
the intelligent screen is connected with the intelligent screen through a remote controller or a terminal APP, one intelligent screen is selected to be set as a main screen, after an image is received through the main screen, the main screen distributes the image to other intelligent screens according to a preset on-line scheme, and the 3D mode of the image is played by each intelligent screen.
The working principle and beneficial effects of the technical scheme are as follows: when the intelligent screen is used, the intelligent screen is fully powered on, the remote controller or the terminal APP is connected with the intelligent screen, any intelligent screen can be selected as a main screen of the screen connection on an operation interface of the remote controller or the terminal APP, and the specific method is as follows: entering the setting, selecting an advanced option, clicking a right button of networking control, turning a fan blade LED into a normal breathing lamp after flashing green light, and networking successfully; if the green light flashes to red light flashes, networking fails; at this time, whether all the connecting wires are connected correctly or not should be checked, and after power failure, the network connection control request is sent again in a power-on mode until the network connection is successful; by adopting the scheme, the multi-screen linkage display effect can be realized.
In one embodiment, when playing the 3D image, the following processing is further performed:
determining a motion vector of each LED lamp of the LED lamp assembly according to the rotating speed of the driving device;
simulating and drawing a 3D effect image observed by naked eyes according to the motion vector of each LED lamp and the luminous data of the LED lamps;
performing pixel and color analysis on the 3D effect image, and judging whether an image defect exists or not;
if the image defect exists, extracting defect data, wherein the defect data comprises positioning data, pixels and color data, and performing inverse operation by adopting a causal reasoning algorithm to determine the defect reason;
if the defect causes are dislocation, the dislocation is eliminated by adjusting the rotating speed of the driving device to make up;
if the defect causes are color mismatch, adjusting color display of the LED lamps at the corresponding positions according to the positioning data; if the adjustment is not eliminated, a prompt message is sent.
The working principle and beneficial effects of the technical scheme are as follows: according to the scheme, a vector determination module is arranged on a main control board to determine the motion vector of each LED lamp of the LED lamp assembly according to the rotating speed of the driving device; setting a simulated drawing module to simulate and draw a 3D effect image observed by naked eyes according to the motion vector of each LED lamp and the luminous data of the LED lamps, and setting a defect detection module to analyze pixels and colors of the 3D effect image and judging whether an image defect exists or not; setting an inference operation module to extract defect data of the existing image defects, and performing inverse operation by adopting a causal inference algorithm to determine the defect reasons; setting a classification processing module to correspondingly adjust or process according to the defect reasons, and sending prompt information to a terminal APP through a warning module for maintenance personnel to intervene in time to repair or replace the image defects which are not eliminated after adjustment; by adopting the scheme, the 3D playing effect of the image can be further guaranteed, the overhaul frequency of maintenance personnel can be reduced through automatic detection and adjustment, the maintenance cost is reduced, the manual intervention is reminded through sending prompt information, and long-time high-quality playing can be guaranteed.
In one embodiment, a main control module of the main control board performs noise analysis on a 3D effect image observed by a simulated drawing naked eye, and separates noise from a real 3D effect image;
firstly, the following algorithm is adopted to predict the error energy of the LED lamp motion vector:
Figure BDA0003928795060000091
in the above, E i (x i ,y i ) Representing the error energy of the predicted ith LED lamp motion vector; t (T) t (j, k) represents a real 3D effect image signal corresponding to the pixel coordinate point (j, k) of the ith LED lamp at the moment t; f (F) t (j, k) represents a noise signal of the 3D effect image corresponding to the pixel coordinate point (j, k) of the ith LED lamp at the moment t; t (T) t-1 (j-x i ,k-y i ) Indicating that the ith LED lamp is positioned at (j-x) at time t-1 i ,k-y i ) A real 3D effect image signal corresponding to the pixel coordinate point; f (F) t-1 (j-x i ,k-y i ) Indicating that the ith LED lamp is positioned at (j-x) at time t-1 i ,k-y i ) Noise signals of the 3D effect image corresponding to the pixel coordinate points;
secondly, the total error energy is calculated using the following formula:
Figure BDA0003928795060000092
in the above formula, A represents the number of LED lamps;
and if the total error energy is greater than the preset threshold value, the compensation module compensates the rotating speed control of the driving device.
The working principle and beneficial effects of the technical scheme are as follows: according to the scheme, through noise analysis and separation, the algorithm is adopted to predict the error energy of the LED lamp motion vector, the total error energy is calculated on the basis, the total error energy is compared with a preset threshold, and if the total error energy is larger than the preset threshold, the rotating speed control of the driving device is compensated; the method and the device can eliminate errors caused by interference factors in control, can control the rotating speed errors of the driving device in a higher precision range, and realize more accurate coordination control, so that the 3D playing quality and effect of the images are further ensured, and the good experience of audiences is enhanced.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims (10)

1. The outdoor 3D naked eye intelligent screen is characterized by comprising a host and a plurality of fan blades;
the host comprises a driving device, a turntable shell and a main control board arranged in the turntable shell, wherein the driving device is in transmission connection with the turntable shell, the driving device is in wireless connection with the main control board, and the main control board is used for receiving images and controlling the images to be played in a 3D mode;
the end and carousel casing fixed connection of flabellum, the lateral surface of at least one flabellum are provided with first LED lamp subassembly, and the lateral surface of other flabellums is provided with the second LED lamp subassembly, and first LED lamp subassembly and second LED lamp subassembly are all connected with the main control board electricity, and first LED lamp subassembly and second LED lamp subassembly are used for realizing the picture broadcast of image under the main control board control.
2. The outdoor 3D naked eye intelligent screen according to claim 1, wherein the rotary disc shell comprises a cylindrical box body and blades with the same number as the blades, the main control board is fixed in the cylindrical box body, and She Erzhou is uniformly arranged and fixed on the outer peripheral surface of the cylindrical box body;
the end of the fan blade is provided with a sector plate which is fixedly connected with a screw hole on the inner wall of the cylindrical box body through a screw, and the sector plates of all the fan blades cover the opening of the cylindrical box body and are provided with a waterproof sealing structure; the fan blade is fixedly connected with the blade ear.
3. The outdoor 3D naked eye intelligent screen according to claim 2, wherein a first plug-in terminal is arranged on the main control board, a second plug-in terminal matched with the first plug-in terminal is correspondingly arranged on the fan-shaped plate of the fan blade, and the second plug-in terminal is electrically connected with the first LED lamp assembly or the second LED lamp assembly.
4. The outdoor 3D naked eye intelligent screen according to claim 1, wherein the driving device comprises a base, a motor and a control board, the motor and the control board are fixed on the base, an output shaft of the motor is away from the base, and an output shaft of the motor is connected with the turntable shell; the motor is electrically connected with the control board, and the control board is in wireless connection with the main control board.
5. The outdoor 3D naked eye intelligent screen according to claim 4, wherein the base body is provided with a guide rail facing away from the motor, and the guide rail is used for being matched and connected with the groove body of the wall hanging fixing piece;
the wall hanging fixing piece is provided with a mounting hole and a fixing hole, the wall hanging fixing piece is fixedly mounted through the mounting hole by adopting a fastener, and the fixing hole is arranged on the side face of the groove body and used for fixing the guide rail.
6. The outdoor 3D naked eye smart screen of claim 1, wherein the first LED light assembly and the second LED light assembly each comprise a liquid crystal display, a 3D optical film, and a backlight employing an array of light emitting diodes; the liquid crystal display screen is covered on the backlight, and the 3D optical film is covered on the liquid crystal display screen;
the 3D optical film of the first LED lamp assembly adopts a first polarization film, the 3D optical film of the second LED lamp assembly adopts a second polarization film, and the first polarization film and the second polarization film adopt different waveguide structures.
7. The outdoor 3D naked eye intelligent screen according to claim 1, wherein the main control board comprises a main control module, an image preprocessing module, a fan blade tracking module, a linkage strategy module and an image 3D playing module;
the main control module is respectively connected with the image preprocessing module, the fan blade tracking module, the linkage strategy module and the image 3D playing module and is used for receiving the image and realizing coordination control of playing the image in a 3D mode;
the image preprocessing module is used for preprocessing the received images;
the fan blade tracking module is used for constructing a fan blade position tracking model based on the rotating speed of the driving device and tracking the fan blade position;
the linkage strategy module is used for determining the corresponding relation between the positions of the fan blades and the luminous data of the LED lamp assembly of the fan blades according to the picture image to be displayed by the image and the fan blade position tracking model, so as to obtain a linkage control model;
the image 3D playing module is used for controlling the rotating speed of the driving device and the light emission of the LED lamp assembly by adopting the coordinated control model, so that the 3D mode playing of the image is realized.
8. The control method of the outdoor 3D naked eye intelligent screen is characterized by being applied to the outdoor 3D naked eye intelligent screen in claim 1 and comprising the following steps:
preprocessing the received image;
constructing a fan blade position tracking model based on the rotating speed of the driving device;
determining the corresponding relation between the positions of the fan blades and the luminous data of the LED lamp components according to the picture image to be displayed by the image and the fan blade position tracking model, and obtaining a coordinated control model;
and the coordinated control model is adopted to control the rotating speed of the driving device and the luminescence of the LED lamp assembly, so that the 3D mode playing of the image is realized.
9. The method for controlling outdoor 3D naked eye smart screens according to claim 8, wherein a plurality of outdoor 3D naked eye smart screens are sequentially connected in series to form a ring-shaped electrical connection, i.e., the output end of the first smart screen is electrically connected with the input end of the second smart screen, the output end of the second smart screen is electrically connected with the input end of the third smart screen, and thus the output end of the last smart screen is electrically connected with the input end of the first smart screen;
the intelligent screen is connected with the intelligent screen through a remote controller or a terminal APP, one intelligent screen is selected to be set as a main screen, after an image is received through the main screen, the main screen distributes the image to other intelligent screens according to a preset on-line scheme, and the 3D mode of the image is played by each intelligent screen.
10. The control method of an outdoor 3D naked eye intelligent screen according to claim 8, wherein when playing in a 3D mode, the following processing is further performed:
determining a motion vector of each LED lamp of the LED lamp assembly according to the rotating speed of the driving device;
simulating and drawing a 3D effect image observed by naked eyes according to the motion vector of each LED lamp and the luminous data of the LED lamps;
performing pixel and color analysis on the 3D effect image, and judging whether an image defect exists or not;
if the image defect exists, extracting defect data, wherein the defect data comprises positioning data, pixels and color data, and performing inverse operation by adopting a causal reasoning algorithm to determine the defect reason;
if the defect causes are dislocation, the dislocation is eliminated by adjusting the rotating speed of the driving device to make up;
if the defect causes are color mismatch, adjusting color display of the LED lamps at the corresponding positions according to the positioning data; if the adjustment is not eliminated, a prompt message is sent.
CN202211383142.1A 2022-11-07 2022-11-07 Outdoor 3D naked eye intelligent screen and control method thereof Active CN116052563B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211383142.1A CN116052563B (en) 2022-11-07 2022-11-07 Outdoor 3D naked eye intelligent screen and control method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211383142.1A CN116052563B (en) 2022-11-07 2022-11-07 Outdoor 3D naked eye intelligent screen and control method thereof

Publications (2)

Publication Number Publication Date
CN116052563A true CN116052563A (en) 2023-05-02
CN116052563B CN116052563B (en) 2023-09-26

Family

ID=86130110

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202211383142.1A Active CN116052563B (en) 2022-11-07 2022-11-07 Outdoor 3D naked eye intelligent screen and control method thereof

Country Status (1)

Country Link
CN (1) CN116052563B (en)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101887501B1 (en) * 2018-03-28 2018-08-10 주식회사 이노벡스 Spinning LED display device with Protective Plate
CN208689905U (en) * 2018-07-12 2019-04-02 南京锐驰鼎欣科技股份有限公司 3D hologram display equipment
CN110264905A (en) * 2019-05-24 2019-09-20 亿信科技发展有限公司 A kind of light field display system
CN209487134U (en) * 2019-03-08 2019-10-11 东莞乳圆智能科技有限公司 A kind of fan advertisement machine
CN209804240U (en) * 2019-03-29 2019-12-17 林伟波 Naked eye 3D (three-dimensional) imager
CN110998099A (en) * 2017-07-28 2020-04-10 奇跃公司 Fan assembly for displaying images
CN211016316U (en) * 2020-01-15 2020-07-14 安徽省东超科技有限公司 360-degree visual display device
CN111627363A (en) * 2020-06-05 2020-09-04 城市之光科技股份有限公司 Multimedia rotary 3D advertising lamp
CN112767855A (en) * 2021-01-25 2021-05-07 东莞市瑞智光电科技有限公司 Waterproof outdoor holographic display device and wall body and iron tower provided with same

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110998099A (en) * 2017-07-28 2020-04-10 奇跃公司 Fan assembly for displaying images
KR101887501B1 (en) * 2018-03-28 2018-08-10 주식회사 이노벡스 Spinning LED display device with Protective Plate
CN208689905U (en) * 2018-07-12 2019-04-02 南京锐驰鼎欣科技股份有限公司 3D hologram display equipment
CN209487134U (en) * 2019-03-08 2019-10-11 东莞乳圆智能科技有限公司 A kind of fan advertisement machine
CN209804240U (en) * 2019-03-29 2019-12-17 林伟波 Naked eye 3D (three-dimensional) imager
CN110264905A (en) * 2019-05-24 2019-09-20 亿信科技发展有限公司 A kind of light field display system
CN211016316U (en) * 2020-01-15 2020-07-14 安徽省东超科技有限公司 360-degree visual display device
CN111627363A (en) * 2020-06-05 2020-09-04 城市之光科技股份有限公司 Multimedia rotary 3D advertising lamp
CN112767855A (en) * 2021-01-25 2021-05-07 东莞市瑞智光电科技有限公司 Waterproof outdoor holographic display device and wall body and iron tower provided with same

Also Published As

Publication number Publication date
CN116052563B (en) 2023-09-26

Similar Documents

Publication Publication Date Title
US9295140B2 (en) Apparatus intelligent parallel view illumination pix-cell, methods of configuration and controls
CN103513438B (en) A kind of various visual angles naked-eye stereoscopic display system and display packing thereof
KR100949516B1 (en) The system of monitoring or control for led electric sign examination to locate remote area over real time
CN103108452A (en) Scene illumination reappearing method driven by dynamic light field data
CN116052563B (en) Outdoor 3D naked eye intelligent screen and control method thereof
CN109360525A (en) The control method and LED display screen system of LED display screen system
CN110708540A (en) Dynamic crosstalk test system and dynamic crosstalk test method
CN107277488A (en) 3D rendering display methods and 3D displays
CN102499626B (en) Stereoscopic vision flickering perception test device
CN102279603A (en) Method for automatically adjusting spatial direction of display and visual display following eye position
CN102004388A (en) Three-dimensional miniature projector module
CN209133114U (en) A kind of holographic display screen of the 3D of 360 degree of spherical displays
CN111462647A (en) Rotary L ED stereoscopic display device and method
CN208969896U (en) A kind of unmanned plane inspection electric line emulation training device
RU2322705C1 (en) Rotary display
CN202854478U (en) 360 degrees levitation stereo spectra vision system
CN215729303U (en) Multimedia holographic light and shadow transmission display device
CN214896640U (en) Novel artificial intelligence face identification equipment
JP2009129754A (en) Lighting device and system
CN210223375U (en) Display equipment for displaying brand new graph by full-transparent LED screen
CN210225624U (en) Projection device
CN209787320U (en) small-flow remote meter reading device
CN211528904U (en) Transmission type geometric holographic display system
CN207560227U (en) A kind of fine definition 3D display and control device
CN112230504A (en) 3D stereoscopic image shooting device based on virtual reality

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant