CN110827669A - Solar advertising board - Google Patents

Solar advertising board Download PDF

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Publication number
CN110827669A
CN110827669A CN201911079057.4A CN201911079057A CN110827669A CN 110827669 A CN110827669 A CN 110827669A CN 201911079057 A CN201911079057 A CN 201911079057A CN 110827669 A CN110827669 A CN 110827669A
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CN
China
Prior art keywords
image
unit
component value
block
background
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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.)
Pending
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CN201911079057.4A
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Chinese (zh)
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陈嘉琴
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陈嘉琴
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Priority to CN201911079057.4A priority Critical patent/CN110827669A/en
Publication of CN110827669A publication Critical patent/CN110827669A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00Lighting devices intended for fixed installation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V33/00Structural combinations of lighting devices with other articles, not otherwise provided for
    • F21V33/0004Personal or domestic articles
    • F21V33/0052Audio or video equipment, e.g. televisions, telephones, cameras or computers; Remote control devices therefor
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/35Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells

Abstract

The invention provides a solar advertising board, comprising: the LED display screen comprises a body, a stand column and a display screen arranged on the stand column, wherein a support rod is arranged on the stand column, an illuminating lamp is arranged on the support rod, a ceiling is arranged at the top of the body, and a solar panel is arranged on the ceiling. The solar advertising board is provided with the illuminating lamp and the solar panel, the illuminating lamp can be used for illuminating the street lamp, and the solar panel can supply power to the display screen and the illuminating lamp, so that the solar advertising board is energy-saving and environment-friendly.

Description

Solar advertising board
Technical Field
The invention relates to a solar advertising board.
Background
Along with the improvement of living standard of people, more and more advertisements enter the visual field of people, and the outdoor large-scale billboard is also developed rapidly. The billboard generally refers to any outdoor media for transmitting advertising information, and the size of the media depends on the actual environment. The types of the billboards are as follows: large-scale billboard of spot light, large-scale billboard of single-column (short for single-column), large-scale lamp house, large-scale billboard of waiting booth, large-scale billboard of subway, large-scale billboard of bus, large-scale billboard of railway station, etc. Some existing large billboards do not have the function of street lamp irradiation, and the whole use function is single.
Disclosure of Invention
Technical problem to be solved
The invention aims to provide a solar advertising board provided with an illuminating lamp and a solar panel.
(II) technical scheme
In order to solve the above technical problems, the present invention provides a solar advertising board, comprising: the LED display screen comprises a body, a stand column and a display screen arranged on the stand column, wherein a support rod is arranged on the stand column, an illuminating lamp is arranged on the support rod, a ceiling is arranged at the top of the body, and a solar panel is arranged on the ceiling. The solar advertising board is provided with light and solar panel, and the light can be used as the street lamp illumination concurrently and use, and solar panel can supply power to display screen and light, and is energy-conserving environmental protection again.
The solar advertising board is mainly used in occasions such as performance fields and exhibitions, the intelligent level of some existing advertising boards is not high, and the functions of detecting the human body of a child and displaying cartoon animation for the child are lacked. Therefore, the solar billboard of the technical scheme further comprises:
the image capturing unit is arranged on the supporting rod and used for capturing images of the performance site where the solar advertising board is located so as to obtain and output corresponding site capturing images;
an SDRAM (Synchronous Dynamic random access Memory) storage unit for storing a reference background image and left and right background images of the shooting direction set by the image capturing unit in advance;
the reference background image is an image without a moving target, which is shot by the image capturing unit in advance according to a set shooting direction, the left background image is an image without a moving target, which is shot by the image capturing unit in advance according to a left deviation of the set shooting direction, and the right background image is an image without a moving target, which is shot by the image capturing unit in advance according to a right deviation of the set shooting direction;
and the mean value analysis unit is respectively connected with the image capturing unit and the SDRAM storage unit and is used for receiving the field captured image, the reference background image, the left background image and the right background image, performing a mean value operation on red component values of all pixel points of the field captured image to obtain an operation result as a target component value, performing a mean value operation on red component values of all pixel points of the reference background image to obtain an operation result as a background component value, performing a mean value operation on red component values of all pixel points of the left background image to obtain an operation result as a left component value, and performing a mean value operation on red component values of all pixel points of the right background image to obtain an operation result as a right component value.
Further, the method also comprises the following steps:
a mean matching unit connected to the mean analyzing unit, for receiving the object component value, the background component value, the left side component value, and the right side component value, calculating a difference between the object component value and the background component value, issuing a direction change signal and matching the object component value with the left side component value and the right side component value, respectively, when the difference is over-limit, issuing a left offset signal when a degree of matching with the left side component value is greater than a degree of matching with the right side component value, and issuing a right offset signal when the degree of matching with the left side component value is less than or equal to the degree of matching with the right side component value;
the driving motor is respectively connected with the mean value matching unit and the image capturing unit, and is used for driving the image capturing unit to deflect towards the right side when receiving the left-direction deviation signal and driving the image capturing unit to deflect towards the left side when receiving the right-direction deviation signal;
the automatic adjusting unit is connected with the image capturing unit and used for receiving the site captured image, determining the fuzzy degree of the site captured image, and partitioning the site captured image based on the fuzzy degree of the site captured image so as to obtain a plurality of image partitions with the same size, and executing the following processing on each image partition: acquiring a binarization threshold of the image blocks based on an OTSU algorithm, acquiring each binarization threshold of each image block in the neighborhood of the image blocks based on the OTSU algorithm, adjusting the binarization thresholds of the image blocks based on each binarization threshold of each image block in the neighborhood of the image blocks to obtain adjusted thresholds of the image blocks, and outputting the adjusted thresholds of the image blocks; in the automatic adjustment unit, adjusting the binarization threshold of the image block based on each binarization threshold of each image block in the image block neighborhood to obtain an adjusted threshold of the image block comprises: the higher the matching degree of the image block neighborhood image block and the image block is, the greater the influence degree of the image block neighborhood image block on the binarization threshold value of the image block is;
a block merging unit, connected to the automatic adjustment unit, configured to receive the plurality of image blocks and the adjusted threshold corresponding to each image block, perform binarization processing on the image blocks based on the adjusted threshold corresponding to each image block to obtain binarized blocks, merge the binarized blocks corresponding to each image block, perform edge fusion on the merged image to obtain a fused image, and output the fused image as a fusion processed image;
the isolated point removing unit is connected with the block merging unit and used for receiving the fusion processing image and removing isolated points in the fusion processing image so as to obtain and output a corresponding isolated point removed image;
the parameter analysis unit is connected with the isolated point removal unit and used for receiving the isolated point removal image, analyzing the dynamic range of the isolated point removal image and outputting the dynamic range of the isolated point removal image;
the automatic processing unit is connected with the parameter analysis unit and is used for receiving the dynamic range of the isolated point removal image and the isolated point removal image, determining the intensity of performing characteristic deepening processing on the isolated point removal image according to the dynamic range of the isolated point removal image, and outputting an automatic processing image obtained after performing the characteristic deepening processing;
the child identification unit is connected with the automatic processing unit and used for receiving the automatic processing image, searching a child target for the automatic processing image based on a preset child body shape and determining whether a child target signal exists or not based on a search result; the child identification unit sends out a child target signal after searching a child target, and the display screen displays a cartoon advertisement after receiving the child target signal.
Further, the smaller the degree of blur of the field snapshot image is, the greater the number of image blocks obtained by performing block processing on the field snapshot image is.
Further, in the automatic processing unit, the wider the dynamic range of the isolated point removed image, the less the intensity of performing the feature deepening process on the isolated point removed image.
(III) advantageous effects
The solar advertising board is provided with the illuminating lamp and the solar panel, the illuminating lamp can be used for illuminating the street lamp, and the solar panel can supply power to the display screen and the illuminating lamp, so that the solar advertising board is energy-saving and environment-friendly.
Drawings
FIG. 1 is a schematic view of the construction of a solar billboard of the invention;
wherein: 1 is the body, 2 is the stand, 3 is the display screen, 4 is the branch, 5 is the light, 6 is the ceiling, 7 is solar panel.
Detailed Description
Referring to fig. 1, the present invention provides a solar advertising board, including: body 1, stand 2 and setting are in display screen 3 on the stand 2, be provided with branch 4 on the stand 2, be provided with light 5 on the branch 4, 1 top of body is provided with ceiling 6, be provided with solar panel 7 on the ceiling 6. The solar advertising board is provided with light and solar panel, and the light can be used as the street lamp illumination concurrently, and solar panel can supply power, energy-conservation and environmental protection to display screen and light.
The solar advertising board of this embodiment mainly used places such as performance place, exhibition are used, and its intelligent level of some current advertising boards is not high, lacks the function to the human detection of children and show cartoon animation to children. Therefore, the solar billboard of the embodiment further includes:
the image capturing unit is arranged on the support rod 4 and used for carrying out image capturing operation on the performance site where the solar advertising board is located so as to obtain and output a corresponding site capturing image;
an SDRAM (Synchronous Dynamic Random Access Memory) storage unit for storing a reference background image and left and right background images of the shooting direction set by the image capturing unit in advance;
the reference background image is an image without a moving target, which is shot by the image capturing unit in advance according to a set shooting direction, the left background image is an image without a moving target, which is shot by the image capturing unit in advance according to a left deviation of the set shooting direction, and the right background image is an image without a moving target, which is shot by the image capturing unit in advance according to a right deviation of the set shooting direction;
the mean value analysis unit is respectively connected with the image capturing unit and the SDRAM storage unit and is used for receiving the site captured image, the reference background image, the left background image and the right background image, performing mean value operation on red component values of all pixel points of the site captured image to obtain an operation result as a target component value, performing mean value operation on red component values of all pixel points of the reference background image to obtain an operation result as a background component value, performing mean value operation on red component values of all pixel points of the left background image to obtain an operation result as a left component value, and performing mean value operation on red component values of all pixel points of the right background image to obtain an operation result as a right component value;
a mean matching unit connected to the mean analyzing unit, for receiving the object component value, the background component value, the left side component value, and the right side component value, calculating a difference between the object component value and the background component value, issuing a direction change signal and matching the object component value with the left side component value and the right side component value, respectively, when the difference is over-limit, issuing a left offset signal when a degree of matching with the left side component value is greater than a degree of matching with the right side component value, and issuing a right offset signal when the degree of matching with the left side component value is less than or equal to the degree of matching with the right side component value;
the driving motor is respectively connected with the mean value matching unit and the image capturing unit, and is used for driving the image capturing unit to deflect towards the right side when receiving the left-direction deviation signal and driving the image capturing unit to deflect towards the left side when receiving the right-direction deviation signal;
the automatic adjusting unit is connected with the image capturing unit and used for receiving the site captured image, determining the fuzzy degree of the site captured image, and partitioning the site captured image based on the fuzzy degree of the site captured image so as to obtain a plurality of image partitions with the same size, and executing the following processing on each image partition: acquiring a binarization threshold of the image blocks based on an OTSU algorithm, acquiring each binarization threshold of each image block in the neighborhood of the image blocks based on the OTSU algorithm, adjusting the binarization thresholds of the image blocks based on each binarization threshold of each image block in the neighborhood of the image blocks to obtain adjusted thresholds of the image blocks, and outputting the adjusted thresholds of the image blocks; in the automatic adjustment unit, adjusting the binarization threshold of the image block based on each binarization threshold of each image block in the image block neighborhood to obtain an adjusted threshold of the image block comprises: the higher the matching degree of the image block neighborhood image block and the image block is, the greater the influence degree of the image block neighborhood image block on the binarization threshold value of the image block is;
a block merging unit, connected to the automatic adjustment unit, configured to receive the plurality of image blocks and the adjusted threshold corresponding to each image block, perform binarization processing on the image blocks based on the adjusted threshold corresponding to each image block to obtain binarized blocks, merge the binarized blocks corresponding to each image block, perform edge fusion on the merged image to obtain a fused image, and output the fused image as a fusion processed image;
the isolated point removing unit is connected with the block merging unit and used for receiving the fusion processing image and removing isolated points in the fusion processing image so as to obtain and output a corresponding isolated point removed image;
the parameter analysis unit is connected with the isolated point removal unit and used for receiving the isolated point removal image, analyzing the dynamic range of the isolated point removal image and outputting the dynamic range of the isolated point removal image;
the automatic processing unit is connected with the parameter analysis unit and is used for receiving the dynamic range of the isolated point removal image and the isolated point removal image, determining the intensity of performing characteristic deepening processing on the isolated point removal image according to the dynamic range of the isolated point removal image, and outputting an automatic processing image obtained after performing the characteristic deepening processing;
the child identification unit is connected with the automatic processing unit and used for receiving the automatic processing image, searching a child target for the automatic processing image based on a preset child body shape and determining whether a child target signal exists or not based on a search result; the child recognition unit sends out a child target signal after searching a child target, and the display screen 3 displays a cartoon advertisement after receiving the child target signal.
The smaller the degree of blur of the site snapshot image is, the more the number of image blocks obtained by blocking the site snapshot image is.
In the automatic processing unit, the wider the dynamic range of the isolated point removed image, the less the intensity of performing the feature deepening process on the isolated point removed image.
Aiming at the technical problems that the billboard in the prior art is lack of detection on the human body of a child and cartoon animation is displayed for the child, the solar billboard determines whether a display screen displays the cartoon advertisement or not by searching results of nearby child targets; determining the intensity of performing feature deepening processing on the snap-shot image based on the dynamic range of the image so as to perform high-intensity feature deepening processing on the image with a narrow dynamic range, thereby facilitating subsequent target detection and identification operations; an automatic self-adaptive binary threshold value adjusting mechanism is established, and particularly, the neighborhood-referenced image threshold value is adjusted, so that convenience is provided for subsequent image processing; and determining the direction of the snapshot image deviating from the preset shooting angle according to the matching result of the snapshot image and the background image, and performing corresponding drive control operation on the snapshot unit based on the deviation direction to realize automatic homing of the shooting direction of the snapshot unit.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (5)

1. A solar billboard, comprising: body (1), stand (2) and setting are in display screen (3) on stand (2), be provided with branch (4) on stand (2), be provided with light (5) on branch (4), body (1) top is provided with ceiling (6), be provided with solar panel (7) on ceiling (6).
2. A solar billboard according to claim 1, further comprising:
the image capturing unit is arranged on the supporting rod (4) and is used for carrying out image capturing operation on the performance site where the solar advertising board is located so as to obtain and output a corresponding site capturing image;
the SDRAM storage unit is used for storing a reference background image, a left background image and a right background image of the shooting direction set by the image capturing unit in advance;
the reference background image is an image without a moving target, which is shot by the image capturing unit in advance according to a set shooting direction, the left background image is an image without a moving target, which is shot by the image capturing unit in advance according to a left deviation of the set shooting direction, and the right background image is an image without a moving target, which is shot by the image capturing unit in advance according to a right deviation of the set shooting direction;
and the mean value analysis unit is respectively connected with the image capturing unit and the SDRAM storage unit and is used for receiving the field captured image, the reference background image, the left background image and the right background image, performing a mean value operation on red component values of all pixel points of the field captured image to obtain an operation result as a target component value, performing a mean value operation on red component values of all pixel points of the reference background image to obtain an operation result as a background component value, performing a mean value operation on red component values of all pixel points of the left background image to obtain an operation result as a left component value, and performing a mean value operation on red component values of all pixel points of the right background image to obtain an operation result as a right component value.
3. A solar billboard according to claim 2, further comprising:
a mean matching unit connected to the mean analyzing unit, for receiving the object component value, the background component value, the left side component value, and the right side component value, calculating a difference between the object component value and the background component value, issuing a direction change signal and matching the object component value with the left side component value and the right side component value, respectively, when the difference is over-limit, issuing a left offset signal when a degree of matching with the left side component value is greater than a degree of matching with the right side component value, and issuing a right offset signal when the degree of matching with the left side component value is less than or equal to the degree of matching with the right side component value;
the driving motor is respectively connected with the mean value matching unit and the image capturing unit, and is used for driving the image capturing unit to deflect towards the right side when receiving the left-direction deviation signal and driving the image capturing unit to deflect towards the left side when receiving the right-direction deviation signal;
the automatic adjusting unit is connected with the image capturing unit and used for receiving the site captured image, determining the fuzzy degree of the site captured image, and partitioning the site captured image based on the fuzzy degree of the site captured image so as to obtain a plurality of image partitions with the same size, and executing the following processing on each image partition: acquiring a binarization threshold of the image blocks based on an OTSU algorithm, acquiring each binarization threshold of each image block in the neighborhood of the image blocks based on the OTSU algorithm, adjusting the binarization thresholds of the image blocks based on each binarization threshold of each image block in the neighborhood of the image blocks to obtain adjusted thresholds of the image blocks, and outputting the adjusted thresholds of the image blocks; in the automatic adjustment unit, adjusting the binarization threshold of the image block based on each binarization threshold of each image block in the image block neighborhood to obtain an adjusted threshold of the image block comprises: the higher the matching degree of the image block neighborhood image block and the image block is, the greater the influence degree of the image block neighborhood image block on the binarization threshold value of the image block is;
a block merging unit, connected to the automatic adjustment unit, configured to receive the plurality of image blocks and the adjusted threshold corresponding to each image block, perform binarization processing on the image blocks based on the adjusted threshold corresponding to each image block to obtain binarized blocks, merge the binarized blocks corresponding to each image block, perform edge fusion on the merged image to obtain a fused image, and output the fused image as a fusion processed image;
the isolated point removing unit is connected with the block merging unit and used for receiving the fusion processing image and removing isolated points in the fusion processing image so as to obtain and output a corresponding isolated point removed image;
the parameter analysis unit is connected with the isolated point removal unit and used for receiving the isolated point removal image, analyzing the dynamic range of the isolated point removal image and outputting the dynamic range of the isolated point removal image;
the automatic processing unit is connected with the parameter analysis unit and is used for receiving the dynamic range of the isolated point removal image and the isolated point removal image, determining the intensity of performing characteristic deepening processing on the isolated point removal image according to the dynamic range of the isolated point removal image, and outputting an automatic processing image obtained after performing the characteristic deepening processing;
the child identification unit is connected with the automatic processing unit and used for receiving the automatic processing image, searching a child target for the automatic processing image based on a preset child body shape and determining whether a child target signal exists or not based on a search result; and the display screen (3) displays the cartoon advertisement after receiving the child target signal.
4. The solar billboard of claim 3, wherein the smaller the degree of blur of the venue snap-shot image, the greater the number of image tiles obtained by tiling the venue snap-shot image.
5. A solar billboard according to claim 4, in which the wider the dynamic range of the orphan-removed image, the less intense the feature deepening performed on the orphan-removed image in the automatic processing unit.
CN201911079057.4A 2019-11-07 2019-11-07 Solar advertising board Pending CN110827669A (en)

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