CN216794998U - LED display screen based on visible light communication data transmission - Google Patents
LED display screen based on visible light communication data transmission Download PDFInfo
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- CN216794998U CN216794998U CN202220041750.3U CN202220041750U CN216794998U CN 216794998 U CN216794998 U CN 216794998U CN 202220041750 U CN202220041750 U CN 202220041750U CN 216794998 U CN216794998 U CN 216794998U
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Abstract
The LED display screen based on visible light communication data transmission comprises a plurality of display screen boxes, a video controller is connected with any one of the display screen boxes, each display screen box comprises an information processor, at least one optical signal receiving module and at least one optical signal transmitting module, the optical signal transmitting module transmits information by sending out a high-speed flashing signal, the optical signal receiving module receives the information by accurately identifying the high-speed flashing signal, through holes are formed in opposite side walls of two adjacent display screen boxes, and the high-speed flashing signal sent out by the optical signal transmitting module passes through the through holes to be transmitted; the utility model has the advantages that the visible light communication speed is high and can reach hundreds of million, giga or even tens of thousands of million per second; the data transmission has directivity, and the mutual interference of signals is avoided; the data transmission is not restricted by the connection of the wire harness, and the disassembly and the assembly are convenient; the optical signal receiving module and the optical signal transmitting module occupy small space.
Description
Technical Field
The utility model relates to the technical field of illumination, in particular to an LED display screen based on visible light communication data transmission.
Background
Present commercial LED display screen, it forms mainly to show the box through a plurality of LED equipment, generally carry out data transmission through connecting plate or data line between the adjacent LED shows the box, this kind of connected mode makes and receives data transmission's restraint between the LED shows the box, if when carrying out certain LED and showing the box dismouting, need dismantle the connecting plate or the data line that this LED shows box and adjacent other LED and show that the box is connected, just can dismantle this LED shows the box.
In addition, a wireless data transmission method is also proposed in the industry to realize data transmission between the LED display boxes, that is, a wireless communication module is configured in each LED display box, and the video controller is wirelessly connected with the plurality of LED display boxes respectively.
SUMMERY OF THE UTILITY MODEL
The main purpose of the present invention is to overcome the above disadvantages and shortcomings of the prior art, and to provide a LED display screen based on visible light communication data transmission.
An LED display screen based on visible light communication data transmission comprises a plurality of display screen boxes, wherein each display screen box comprises an information processor, at least one optical signal receiving module and at least one optical signal transmitting module, the information processor is respectively and electrically connected with the optical signal receiving module and the optical signal transmitting module which are arranged in the same display screen box, the optical signal transmitting module transmits data by emitting a high-speed flashing signal, and the optical signal receiving module receives the data by accurately identifying the high-speed flashing signal; and the display screen box body is provided with a through hole for transmitting a high-speed flashing signal.
In one embodiment, the display screen box further comprises a video controller, the video controller is connected with any display screen box body, the video controller comprises an optical signal transmitting module, and the optical signal transmitting module of the video controller is connected with the optical signal receiving module of the display screen box body for data transmission.
In one embodiment, the video controller is connected to one of the display screen boxes located at a corner of the LED display screen, wherein each of the display screen boxes includes an information processor, an optical signal receiving module and an optical signal transmitting module, and data of the video controller is transmitted linearly and unidirectionally in the plurality of display screen boxes.
In one embodiment, the video controller is connected to any one of the display screen boxes in the LED display screen, each display screen box includes an information processor, an optical signal receiving module, and one to four optical signal transmitting modules, data of the video controller is accessed from the display screen box connected thereto and is transmitted horizontally in the other display screen boxes laterally adjacent to the display screen box, and each display screen box in which data is transmitted horizontally performs data transmission longitudinally with the display screen box longitudinally adjacent to the display screen box.
In one embodiment, the video controller is connected with any one of the display screen boxes in the LED display screen, each display screen box includes an information processor, an optical signal receiving module, and one to four optical signal transmitting modules, data of the video controller is accessed from the display screen box connected thereto and is longitudinally transmitted in other display screen boxes longitudinally adjacent to the display screen box, and each display screen box in which data is longitudinally transmitted performs data transverse transmission with the display screen box transversely adjacent to the display screen box.
In one embodiment, each display screen box further includes at least one return light signal receiving module and a return light signal transmitting module, the return light signal receiving module and the return light signal transmitting module are electrically connected to the information processor in the same display screen box, the video controller further includes a light signal receiving module, and the light signal receiving module of the video controller performs data transmission with the return light signal transmitting module of the display screen box connected thereto.
In one embodiment, the optical signal emitting module is a fluorescent lamp or an LED lamp, and the optical signal receiving module is a photosensitive sensor.
In one embodiment, the display screen box further comprises a display lamp panel and an adapter plate, the display lamp panel is electrically connected with the adapter plate, and the adapter plate is electrically connected with the information processor.
In one embodiment, the display screen box further comprises a storage module and a power module, and the storage module and the power module are electrically connected with the information processor respectively.
In one embodiment, the video controller comprises a driving control module, and the driving control module controls a light signal emitting module in the video controller to emit a high-speed flicker signal.
The LED display screen based on visible light communication data transmission has the beneficial effects that:
1) the communication speed of the visible light communication technology is high, the bandwidth is high and can reach hundreds of megas, gigas or even tens of gigas per second;
2) compared with wireless communication, visible light communication cannot penetrate through a wall surface, and transmission of adjacent display screen boxes has directivity by arranging through holes on the display screen boxes, so that the defect that signals are interfered with one another when a plurality of display screen boxes are wirelessly transmitted is overcome;
3) data transmission between the display screen box bodies is not restricted by wiring harness connection, and the disassembly and the assembly are convenient;
4) the optical signal receiving module and the optical signal transmitting module occupy small space, and the size or the thickness of the display screen box body can be effectively reduced.
Drawings
FIG. 1 is a schematic diagram of an LED display screen based on visible light communication data transmission according to the present invention;
FIG. 2 is a schematic diagram of a display screen box of the LED display screen based on visible light communication data transmission in the utility model of FIG. 1;
FIG. 3 is a schematic diagram of a first embodiment of an LED display screen based on visible light communication data transmission according to the present invention;
FIG. 4 is a schematic diagram of data transmission of a first embodiment of an LED display screen based on visible light communication data transmission according to the present invention;
FIG. 5 is a schematic diagram of a second embodiment of an LED display screen based on visible light communication data transmission according to the present invention;
FIG. 6 is a schematic diagram of data transmission of a second embodiment of an LED display screen based on visible light communication data transmission according to the present invention;
FIG. 7 is a schematic diagram of a third embodiment of an LED display screen based on visible light communication data transmission according to the present invention;
FIG. 8 is a schematic diagram of data transmission of a third embodiment of an LED display screen based on visible light communication data transmission according to the present invention;
FIG. 9 is a schematic diagram of a fourth embodiment of an LED display screen based on visible light communication data transmission according to the present invention;
FIG. 10 is a schematic diagram of data transmission of a fourth embodiment of an LED display screen based on visible light communication data transmission according to the present invention;
FIG. 11 is a schematic diagram of a fifth embodiment of an LED display screen based on visible light communication data transmission according to the present invention;
FIG. 12 is a schematic diagram of data transmission of an LED display screen based on visible light communication data transmission according to a fifth embodiment of the present invention;
fig. 13 is a sixth schematic view of an embodiment of an LED display screen based on visible light communication data transmission according to the present invention.
Detailed Description
To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 and 2, the present invention provides a LED display screen based on visible light communication data transmission, which includes a plurality of display screen boxes 100 and a video controller 200, wherein the video controller 200 is connected to any one of the display screen boxes 100, and the video controller 200 includes an optical signal emitting module (not shown). The plurality of display screen boxes 100 are combined together in an array. Each display screen box body 100 comprises 1-4 optical signal transmitting modules 1, 1-4 optical signal receiving modules 2 and an information processor 3, the information processor 3 is electrically connected with the optical signal transmitting modules 1 and the optical signal receiving modules 2 which are located in the same display screen box body 100, the optical signal transmitting modules 1 are fluorescent lamps or LED lamps, and the optical signal receiving modules 2 are photosensitive sensors. The LED lamp is preferably a blue-emitting LED lamp. The optical signal transmitting module 1 transmits data by emitting a high-speed flashing signal, the optical signal receiving module 2 receives data by accurately identifying the high-speed flashing signal, and the information processor 3 processes information received by the optical signal receiving module 2 and controls the optical signal transmitting module 1 to emit the high-speed flashing signal.
More specifically, referring to fig. 2, the display screen box 100 further includes a display lamp panel 4 and an adapter plate 5, the display lamp panel 4 is electrically connected to the adapter plate 5, and the adapter plate 5 is electrically connected to the information processor 3. The display lamp panel 4 receives the data of the data processor 3 through the adapter panel 5, and displays the playing picture in the corresponding area.
More specifically, referring to fig. 2, the display screen box 100 further includes a storage module 6 and a power module 7, and the storage module 6 and the power module 7 are electrically connected to the information processor 3 respectively. Wherein, the display lamp panel 4, the adapter plate 5, the storage module 6 and the power module 7 all belong to the conventional setting in the display screen box 100, and the specific functions and structures are not repeated herein.
Because the optical signal of the visible light communication cannot penetrate through the wall of the display screen box 100, in order to ensure that the optical signal transmission has directivity to achieve the transmission purpose, through the through holes (not shown) arranged on the opposite side walls of the adjacent display screen boxes 100, the high-speed flicker signal sent by the optical signal transmitting module 1 passes through the through holes to be transmitted to the optical signal receiving module 2 correspondingly arranged on the adjacent display screen box 100. The light emitted by the optical signal emitting module 1 is only in the through hole between the optical signal emitting module 1 and the optical signal receiving module 2, and cannot irradiate the outside of the through hole, so that optical signal interference cannot be caused to other optical signal emitting modules 1 or optical signal receiving modules 2 in the display screen box 100.
The optical signal transmitting module of the video controller 200 performs optical signal data transmission corresponding to the optical signal receiving module 2 of the display screen box 100 connected thereto, the data received by the optical signal receiving module 2 in the connected display screen box 100 is processed by the information processor 3 and controls the optical signal transmitting module 1 to transmit, the optical signal transmitted by the optical signal transmitting module 1 of one display screen box 100 passes through the through hole and is transmitted to the optical signal receiving module of the adjacent display screen box 100, the data transmission is carried out between the adjacent two display screen boxes 100 through the optical signal receiving module 2 and the optical signal transmitting module 1 which are arranged oppositely, and the transmission is carried out by the analogy, the data transmission paths may be various, and may be unidirectional linear transmission, multi-directional transmission, bidirectional linear transmission, and the like, and the following description is made by using different embodiments.
Example one
Referring to fig. 3 and 4, the video controller 200 is connected to the first display screen box 100 at the bottom, wherein each display screen box 100 includes an information processor, an optical signal receiving module and an optical signal transmitting module, and after data of the video controller 200 is input from the first display screen box 100 at the bottom, the data is linearly and unidirectionally transmitted from left to right, and the last display screen box 100 may only include one information processor 3 and one optical signal receiving module. In addition, the video controller 200 may also be connected to other display screen boxes 100 located at corners in the whole LED display screen, and the linear unidirectional transmission of data is not limited to the transmission direction in fig. 4, and may also be a transmission direction in which data is transmitted in a row and a column in sequence, or a transmission direction in which data is gradually rotated from the periphery to the center, and is not enumerated herein one by one.
Example two
Referring to fig. 5 and 6, the video controller 200 is connected to the first bottom display screen box 100, where each bottom display screen box 100 includes an information processor, an optical signal receiving module, and two optical signal transmitting modules, data of the video controller 200 is accessed from the first bottom display screen box 100 for horizontal transmission, and meanwhile, each bottom display screen box 100 performs vertical data transmission upward. The rightmost display screen box 100 at the bottom only comprises an information processor, an optical signal receiving module and an optical signal transmitting module. In addition, data transmission may also be implemented in a longitudinal and horizontal manner, and are not enumerated here one by one.
EXAMPLE III
Referring to fig. 7 and 8, the video controller 200 is connected to the display screen box 100 at the edge of the middle position, each display screen box 100 at the middle position includes an information processor, an optical signal receiving module and three optical signal transmitting modules, data of the video controller 200 is accessed from the display screen box 100 at the edge of the middle position for horizontal transmission, and meanwhile, the display screen box 100 at the middle position performs vertical data transmission from the upper and lower directions. The rightmost display screen box 100 at the middle position only comprises an information processor, an optical signal receiving module and two optical signal transmitting modules.
Example four
Referring to fig. 9 and 10, the video controller 200 is connected to the display screen box 100 at the central position, the display screen box 100 at the central position includes an information processor, an optical signal receiving module and four optical signal transmitting modules, meanwhile, each of the display screen boxes 100 in the row connected to the display screen box 100 at the central position longitudinally or transversely includes an information processor, an optical signal receiving module and three optical signal transmitting modules, the data of the video controller 200 is accessed from the back of the display screen box 100 at the central position to perform transverse transmission from the left and right directions or perform longitudinal data transmission from the up and down directions, and meanwhile, the display screen box 100 in the row at the central position performs longitudinal data transmission from the up and down directions or performs transverse transmission from the left and right directions. The display screen box 100 at the edge of the middle position only includes an information processor, an optical signal receiving module and two optical signal transmitting modules.
EXAMPLE five
Referring to fig. 11 and 12, each display screen box 100 further includes a return light signal receiving module 8 and a return light signal transmitting module 9, and the return light signal receiving module 8 and the return light signal transmitting module 9 are electrically connected to the information processor 3, wherein the display state data of each display screen box 100 is linearly transmitted in a single direction, and the video controller 200 further includes a light signal receiving module (shown in the figure), and the return light signal transmitting module 9 correspondingly disposed in the display screen box 100 connected to the video controller 200 performs data transmission, so that the display state data of the display screen box 100 is transmitted to the video controller 200. In this embodiment, only the data transmission path in the first embodiment is returned to represent, and other embodiments may also adopt similar settings to return data, which is not described herein again.
EXAMPLE six
Referring to fig. 13, each display screen box 100 includes an information processor 3, four optical signal receiving modules 2, and four optical signal transmitting modules 1, the four optical signal receiving modules 2 and the four optical signal transmitting modules 1 are respectively located on four sides of the display screen box 100, and the video controller 200 is connected to any one display screen box 100. In this embodiment, one or more optical signal receiving modules 2 and one or more optical signal transmitting modules 1 in the display screen box 100 may be selectively adopted to meet the requirement of transverse or longitudinal optical signal transmission of a plurality of display screen boxes 100 combined in a matrix manner. Of course, this embodiment can implement the signal transmission method provided by any of the above embodiments.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. An LED display screen based on visible light communication data transmission, comprising:
the display screen box comprises a plurality of display screen boxes, wherein each display screen box comprises an information processor, at least one optical signal receiving module and at least one optical signal transmitting module, the information processor is respectively electrically connected with the optical signal receiving module and the optical signal transmitting module which are positioned in the same display screen box, the optical signal transmitting module transmits data by sending high-speed flashing signals, and the optical signal receiving module receives the data by accurately identifying the high-speed flashing signals; and the display screen box body is provided with a through hole for transmitting a high-speed flashing signal.
2. The LED display screen based on visible light communication data transmission of claim 1, wherein: the video controller is connected with any display screen box body and comprises an optical signal transmitting module, and the optical signal transmitting module of the video controller is connected with the optical signal receiving module of the display screen box body for data transmission.
3. The LED display screen based on visible light communication data transmission of claim 2, wherein: the video controller is connected with one of the LED display screens positioned at a corner of the display screen box body, wherein each display screen box body comprises an information processor, an optical signal receiving module and an optical signal transmitting module, and data of the video controller is transmitted in a plurality of display screen box bodies in a linear and unidirectional mode.
4. The LED display screen based on visible light communication data transmission of claim 2, wherein: the video controller is connected with any one of the LED display screens and the display screen box body, each display screen box body comprises an information processor, an optical signal receiving module and one to four optical signal transmitting modules, data of the video controller is accessed from the display screen box body connected with the video controller and is transversely transmitted in other display screen box bodies transversely adjacent to the display screen box body, and each display screen box body transversely transmits data longitudinally with the display screen box body longitudinally adjacent to the display screen box body.
5. The LED display screen based on visible light communication data transmission of claim 2, wherein: the video controller is connected with any one of the LED display screens and the display screen box body, each display screen box body comprises an information processor, an optical signal receiving module and one to four optical signal transmitting modules, data of the video controller is accessed from the display screen box body connected with the video controller and is longitudinally transmitted in other display screen box bodies longitudinally adjacent to the display screen box body, and each display screen box body longitudinally transmitted carries out transverse data transmission with the display screen box body transversely adjacent to the display screen box body.
6. The LED display screen based on visible light communication data transmission of claim 2, wherein: each display screen box body further comprises at least one feedback light signal receiving module and one feedback light signal transmitting module, the feedback light signal receiving module and the feedback light signal transmitting module are electrically connected with the information processor in the same display screen box body, the video controller further comprises a light signal receiving module, and the light signal receiving module of the video controller is in data transmission with the feedback light signal transmitting module of the display screen box body connected with the light signal receiving module.
7. The LED display screen based on visible light communication data transmission of any one of claims 1-6, wherein: the optical signal transmitting module is a fluorescent lamp or an LED lamp, and the optical signal receiving module is a photosensitive sensor.
8. The LED display screen based on visible light communication data transmission of any one of claims 1-6, wherein: the display screen box body further comprises a display lamp plate and a patch panel, the display lamp plate is electrically connected with the patch panel, and the patch panel is electrically connected with the information processor.
9. The LED display screen based on visible light communication data transmission of any one of claims 1-6, wherein: the display screen box body further comprises a storage module and a power supply module, and the storage module and the power supply module are respectively electrically connected with the information processor.
10. The LED display screen based on visible light communication data transmission of any one of claims 2-6, wherein: the video controller comprises a driving control module, and the driving control module controls an optical signal emitting module in the video controller to emit a high-speed flicker signal.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220041750.3U CN216794998U (en) | 2022-01-06 | 2022-01-06 | LED display screen based on visible light communication data transmission |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220041750.3U CN216794998U (en) | 2022-01-06 | 2022-01-06 | LED display screen based on visible light communication data transmission |
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| CN216794998U true CN216794998U (en) | 2022-06-21 |
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| CN202220041750.3U Active CN216794998U (en) | 2022-01-06 | 2022-01-06 | LED display screen based on visible light communication data transmission |
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