CN114419461A - State analysis platform and method using satellite communication - Google Patents
State analysis platform and method using satellite communication Download PDFInfo
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- CN114419461A CN114419461A CN202210062256.XA CN202210062256A CN114419461A CN 114419461 A CN114419461 A CN 114419461A CN 202210062256 A CN202210062256 A CN 202210062256A CN 114419461 A CN114419461 A CN 114419461A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
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Abstract
The invention relates to a state analysis platform and a method using satellite communication, wherein the platform comprises: the link downloading mechanism is used for downloading a remote sensing image of a set high-speed road section which is easy to generate sand overflowing in a desert area from a remote sensing satellite through a satellite communication link; the proportion identification mechanism is used for dividing the total number of sand body pixel points in the final mapping image by the total number of road surface pixel points in the final mapping image to obtain a corresponding sand-spreading proportion; and the state analysis mechanism is used for sending out a sand overflowing signal when the received sand overflowing ratio is larger than or equal to a set ratio threshold. The state analysis platform and method utilizing satellite communication are timely in detection and reliable in data. The remote sensing image of the set high-speed road section which is easy to generate the sand overflowing can be directionally downloaded, and the sand overflowing degree of the current road surface is judged based on the analysis result of the sand distribution area and the road surface distribution area in the downloaded data, so that the situation that the road surface is excessively cleaned or the cleaning is not timely is avoided.
Description
Technical Field
The invention relates to the field of satellite communication, in particular to a state analysis platform and method utilizing satellite communication.
Background
Satellite communication is simply communication between radio communication stations on earth (including the ground and in the lower atmosphere) using a satellite as a relay. The satellite communication system consists of two parts, a satellite and an earth station. The satellite communication is characterized in that: the communication range is large; communication can be performed from any two points as long as the range covered by the electric wave transmitted by the satellite is covered; the device is not easily affected by land disasters (high reliability); the earth station circuit can be switched on (the circuit is switched on quickly) only by setting the earth station circuit; meanwhile, the system can receive at multiple places, and can economically realize broadcasting and multiple access communication (multiple access characteristic); the circuit is very flexible in arrangement, and excessively centralized telephone traffic can be dispersed at any time; the same channel can be used for different directions or different intervals (multiple access).
Currently, with the development of economy and the progress of science, it has become possible to lay highways in desert areas to shorten the total mileage. However, due to the particularity of the environment, the highway in the desert area is easy to generate a sand-spreading scene, once the sand spreading is excessive, the accumulated sand on the road surface seriously interferes with the normal traffic order, a rollover accident can be caused in serious conditions, and meanwhile, if the sand spreading is slight, a large amount of manpower and material resources are wasted due to the fact that the road surface is cleaned too frequently.
Disclosure of Invention
In order to solve the technical problems in the prior art, the invention provides a state analysis platform utilizing satellite communication, which can perform directional downloading on a remote sensing image of a set high-speed road section which is easy to generate sand diffusion on the basis of satellite communication and positioning technology, and judge the sand diffusion degree of the current road surface on the basis of analysis results of a sand volume distribution area and a road surface distribution area in downloaded data, thereby providing reference information for cleaning opportunity of road surface sand diffusion.
Therefore, the present invention needs to have at least two important points:
(1) identifying sand distribution area and road surface distribution area in a remote sensing image of a set high-speed road section which is easy to generate sand diffusion by adopting different imaging characteristics, and determining a road sand diffusion grade which is in direct proportion to a ratio based on the ratio of the sand distribution area and the road surface distribution area, thereby providing trigger data for subsequent road surface cleaning;
(2) and introducing a link downloading mechanism arranged in a monitoring room of the expressway, and downloading a remote sensing image of a set expressway section in a desert area, in which the sand diffusion easily occurs, from a remote sensing satellite through a satellite communication link, wherein the remote sensing image only comprises the set expressway section in which the sand diffusion easily occurs.
According to an aspect of the present invention, there is provided a state resolving platform using satellite communication, the platform including:
the link downloading mechanism is arranged in a monitoring room of the highway and used for downloading a remote sensing image of a set highway section which is easy to generate the sand flooding in a desert area from a remote sensing satellite through a satellite communication link, wherein the remote sensing image only comprises the set highway section which is easy to generate the sand flooding;
the primary mapping component is arranged in the monitoring room, is connected with the link downloading mechanism and is used for executing artifact removing action on each received remote sensing image so as to obtain a corresponding primary mapping image;
secondary mapping means, connected to the primary mapping means, for performing a harmonic mean filtering action on the received primary mapping image to obtain a corresponding secondary mapping image;
a final mapping means, coupled to the secondary mapping means, for performing an edge sharpening action on the received secondary mapped image to obtain a corresponding final mapped image;
the sand body identification mechanism is connected with the final mapping part and used for identifying each sand body pixel point in the final mapping image based on sand body imaging characteristics;
the road surface identification mechanism is connected with the final mapping part and is used for identifying each road surface pixel point in the final mapping image based on road surface imaging characteristics;
the proportion identification mechanism is respectively connected with the sand body identification mechanism and the road surface identification mechanism and is used for dividing the total number of sand body pixel points in the final mapping image by the total number of road surface pixel points in the final mapping image to obtain a corresponding sand overflowing proportion;
the state analysis mechanism is connected with the proportion identification mechanism and is used for sending a sand overflowing signal when the received sand overflowing proportion is larger than or equal to a set proportion threshold value;
the characteristic storage mechanism is respectively connected with the sand body identification mechanism and the road surface identification mechanism and is used for storing the sand body imaging characteristic and the road surface imaging characteristic;
and the state analysis mechanism is also used for determining the road surface sand spreading grade which is in direct proportion to the received sand spreading proportion.
According to another aspect of the present invention, there is also provided a state analysis method using satellite communication, the method including using the state analysis platform using satellite communication as described above to determine a sand flooding degree of a corresponding road section based on a distribution ratio of a sand body and a road surface of a remote sensing image of a set highway section in a desert area where sand flooding is likely to occur.
The state analysis platform and method utilizing satellite communication are timely in detection and reliable in data. The remote sensing image of the set high-speed road section which is easy to generate the sand overflowing can be directionally downloaded, and the sand overflowing degree of the current road surface is judged based on the analysis result of the sand distribution area and the road surface distribution area in the downloaded data, so that the situation that the road surface is excessively cleaned or the cleaning is not timely is avoided.
Drawings
Embodiments of the invention will now be described with reference to the accompanying drawings, in which:
fig. 1 is a schematic structural diagram illustrating a state resolving platform using satellite communication according to an embodiment of the present invention.
Detailed Description
Embodiments of the state resolving platform and method using satellite communication according to the present invention will be described in detail below.
Desert is mainly a deserted area where the ground is completely covered by sand, plants are very rare, rainwater is rare and air is dry. Desert is also used as 'sand curtain', arid area lack of water and rare plants. Desert regions are mostly beaches or sand dunes, and sand rocks are frequently found. Some deserts are salt beaches and completely lack of plants and trees. Desert is generally a geomorphic landscape. Sometimes there are valuable deposits in deserts and many oil reserves are discovered in recent times. The desert has few residents, and the resource development is easier. Desert climate is dry, it is also a fun dwelling of archaeologists, can find many human cultural relics and earlier fossils.
Currently, with the development of economy and the progress of science, it has become possible to lay highways in desert areas to shorten the total mileage. However, due to the particularity of the environment, the highway in the desert area is easy to generate a sand-spreading scene, once the sand spreading is excessive, the accumulated sand on the road surface seriously interferes with the normal traffic order, a rollover accident can be caused in serious conditions, and meanwhile, if the sand spreading is slight, a large amount of manpower and material resources are wasted due to the fact that the road surface is cleaned too frequently.
In order to overcome the defects, the invention builds a state analysis platform and a state analysis method by using satellite communication, and can effectively solve the corresponding technical problem.
Fig. 1 is a schematic structural diagram illustrating a state resolving platform using satellite communication according to an embodiment of the present invention, the platform including:
the link downloading mechanism is arranged in a monitoring room of the highway and used for downloading a remote sensing image of a set highway section which is easy to generate the sand flooding in a desert area from a remote sensing satellite through a satellite communication link, wherein the remote sensing image only comprises the set highway section which is easy to generate the sand flooding;
the primary mapping component is arranged in the monitoring room, is connected with the link downloading mechanism and is used for executing artifact removing action on each received remote sensing image so as to obtain a corresponding primary mapping image;
secondary mapping means, connected to the primary mapping means, for performing a harmonic mean filtering action on the received primary mapping image to obtain a corresponding secondary mapping image;
a final mapping means, coupled to the secondary mapping means, for performing an edge sharpening action on the received secondary mapped image to obtain a corresponding final mapped image;
the sand body identification mechanism is connected with the final mapping part and used for identifying each sand body pixel point in the final mapping image based on sand body imaging characteristics;
the road surface identification mechanism is connected with the final mapping part and is used for identifying each road surface pixel point in the final mapping image based on road surface imaging characteristics;
the proportion identification mechanism is respectively connected with the sand body identification mechanism and the road surface identification mechanism and is used for dividing the total number of sand body pixel points in the final mapping image by the total number of road surface pixel points in the final mapping image to obtain a corresponding sand overflowing proportion;
the state analysis mechanism is connected with the proportion identification mechanism and is used for sending a sand overflowing signal when the received sand overflowing proportion is larger than or equal to a set proportion threshold value;
the characteristic storage mechanism is respectively connected with the sand body identification mechanism and the road surface identification mechanism and is used for storing the sand body imaging characteristic and the road surface imaging characteristic;
and the state analysis mechanism is also used for determining the road surface sand spreading grade which is in direct proportion to the received sand spreading proportion.
Next, a detailed description will be given of a specific configuration of the state analysis platform using satellite communication according to the present invention.
In the state resolving platform using satellite communication:
identifying each sand pixel point in the final mapped image based on sand imaging characteristics comprises: the sand body imaging characteristic is a preset yellow component numerical value interval in a CMYK space;
wherein, when the received sand-overflowing ratio is larger than or equal to the set ratio threshold, sending out the sand-overflowing signal comprises: the value of the set proportion threshold is between 0.5 and 1.
In the state resolving platform using satellite communication:
identifying each sand pixel point in the final mapped image based on sand imaging characteristics further comprises: and when the yellow component of a certain pixel point CMYK space in the final mapping image is positioned in the preset yellow component value interval, taking the pixel point as a sand pixel point in the final mapping image.
In the state resolving platform using satellite communication:
identifying each road surface pixel point in the final mapping image based on road surface imaging characteristics comprises: the road surface imaging characteristic is a preset brightness value interval.
In the state resolving platform using satellite communication:
identifying each road surface pixel point in the final mapping image based on road surface imaging characteristics further comprises: and when the brightness value of a certain pixel point in the final mapping image is within the preset brightness value interval, taking the pixel point as a road surface pixel point in the final mapping image.
In the state resolving platform using satellite communication:
identifying each road surface pixel point in the final mapping image based on road surface imaging characteristics further comprises: and when the brightness value of a certain pixel point in the final mapping image is out of the preset brightness value interval, taking the pixel point as a non-road pixel point in the final mapping image.
In the state resolving platform using satellite communication:
the method for downloading the remote sensing image of the set high-speed road section which is easy to generate the sand overflowing in the desert area from the remote sensing satellite through the satellite communication link comprises the following steps: and downloading the remote sensing image of the set high-speed road section which is easy to generate the sand diffusion in the desert area from the remote sensing satellite based on the satellite navigation data corresponding to the set high-speed road section which is easy to generate the sand diffusion.
In the state resolving platform using satellite communication:
the method for downloading the remote sensing image of the set high-speed road section which is easy to generate the sand diffusion in the desert area from the remote sensing satellite based on the satellite navigation data corresponding to the set high-speed road section which is easy to generate the sand diffusion comprises the following steps: and when the number of the set highway sections which are easy to generate the sand overflowing is more than two, downloading each remote sensing image of the environment where each set highway section which is easy to generate the sand overflowing in the desert zone is respectively located from the remote sensing satellite in a time-sharing downloading mode.
In the state resolving platform using satellite communication:
when the set highway sections which are easy to generate sand flooding are more than two, the step of downloading each remote sensing image of the environment where each set highway section which is easy to generate sand flooding in the desert zone is respectively located from the remote sensing satellite by adopting a time-sharing downloading mode comprises the following steps: when the number of the set highway sections prone to generate the sand flooding is more than two, the remote sensing image of the environment where the set highway section closest to the monitoring room in the desert area prone to generate the sand flooding is downloaded from the remote sensing satellite in a time-sharing downloading mode, and the remote sensing images of the environment where other set highway sections prone to generate the sand flooding in the desert area are located are downloaded from the remote sensing satellite.
Meanwhile, in order to overcome the defects, the invention also builds a state analysis method by satellite communication, and the method comprises the step of determining the sand diffusion degree of the corresponding road section by using the state analysis platform by satellite communication based on the distribution ratio of the sand body and the road surface of the remote sensing image of the set high-speed road section which is easy to generate sand diffusion in the desert area.
In addition, in the state analysis platform using satellite communication, identifying each sand pixel point in the final mapping image based on sand imaging characteristics further includes: and when the yellow component of a certain pixel point CMYK space in the final mapping image is positioned outside the preset yellow component value range, taking the pixel point as a non-sand pixel point in the final mapping image.
The embodiments of the present invention are not limited to the above-described embodiments, and various modifications can be made without departing from the scope of the present invention.
Claims (10)
1. A state resolution platform utilizing satellite communication, the platform comprising:
the link downloading mechanism is arranged in a monitoring room of the highway and used for downloading a remote sensing image of a set highway section which is easy to generate the sand flooding in a desert area from a remote sensing satellite through a satellite communication link, wherein the remote sensing image only comprises the set highway section which is easy to generate the sand flooding;
the primary mapping component is arranged in the monitoring room, is connected with the link downloading mechanism and is used for executing artifact removing action on each received remote sensing image so as to obtain a corresponding primary mapping image;
secondary mapping means, connected to the primary mapping means, for performing a harmonic mean filtering action on the received primary mapping image to obtain a corresponding secondary mapping image;
a final mapping means, coupled to the secondary mapping means, for performing an edge sharpening action on the received secondary mapped image to obtain a corresponding final mapped image;
the sand body identification mechanism is connected with the final mapping part and used for identifying each sand body pixel point in the final mapping image based on sand body imaging characteristics;
the road surface identification mechanism is connected with the final mapping part and is used for identifying each road surface pixel point in the final mapping image based on road surface imaging characteristics;
the proportion identification mechanism is respectively connected with the sand body identification mechanism and the road surface identification mechanism and is used for dividing the total number of sand body pixel points in the final mapping image by the total number of road surface pixel points in the final mapping image to obtain a corresponding sand overflowing proportion;
the state analysis mechanism is connected with the proportion identification mechanism and is used for sending a sand overflowing signal when the received sand overflowing proportion is larger than or equal to a set proportion threshold value;
the characteristic storage mechanism is respectively connected with the sand body identification mechanism and the road surface identification mechanism and is used for storing the sand body imaging characteristic and the road surface imaging characteristic;
and the state analysis mechanism is also used for determining the road surface sand spreading grade which is in direct proportion to the received sand spreading proportion.
2. A state resolving platform using satellite communication according to claim 1, characterized in that:
identifying each sand pixel point in the final mapped image based on sand imaging characteristics comprises: the sand body imaging characteristic is a preset yellow component numerical value interval in a CMYK space;
wherein, when the received sand-overflowing ratio is larger than or equal to the set ratio threshold, sending out the sand-overflowing signal comprises: the value of the set proportion threshold is between 0.5 and 1.
3. A state resolving platform using satellite communication according to claim 2, characterized in that:
identifying each sand pixel point in the final mapped image based on sand imaging characteristics further comprises: and when the yellow component of a certain pixel point CMYK space in the final mapping image is positioned in the preset yellow component value interval, taking the pixel point as a sand pixel point in the final mapping image.
4. A state resolving platform using satellite communication according to claim 1, characterized in that:
identifying each road surface pixel point in the final mapping image based on road surface imaging characteristics comprises: the road surface imaging characteristic is a preset brightness value interval.
5. A state resolving platform using satellite communication according to claim 4, wherein:
identifying each road surface pixel point in the final mapping image based on road surface imaging characteristics further comprises: and when the brightness value of a certain pixel point in the final mapping image is within the preset brightness value interval, taking the pixel point as a road surface pixel point in the final mapping image.
6. A state resolving platform using satellite communication according to claim 5, wherein:
identifying each road surface pixel point in the final mapping image based on road surface imaging characteristics further comprises: and when the brightness value of a certain pixel point in the final mapping image is out of the preset brightness value interval, taking the pixel point as a non-road pixel point in the final mapping image.
7. A state resolving platform using satellite communication according to claim 1, characterized in that:
the method for downloading the remote sensing image of the set high-speed road section which is easy to generate the sand overflowing in the desert area from the remote sensing satellite through the satellite communication link comprises the following steps: and downloading the remote sensing image of the set high-speed road section which is easy to generate the sand diffusion in the desert area from the remote sensing satellite based on the satellite navigation data corresponding to the set high-speed road section which is easy to generate the sand diffusion.
8. A state resolving platform using satellite communication according to claim 7, wherein:
the method for downloading the remote sensing image of the set high-speed road section which is easy to generate the sand diffusion in the desert area from the remote sensing satellite based on the satellite navigation data corresponding to the set high-speed road section which is easy to generate the sand diffusion comprises the following steps: and when the number of the set highway sections which are easy to generate the sand overflowing is more than two, downloading each remote sensing image of the environment where each set highway section which is easy to generate the sand overflowing in the desert zone is respectively located from the remote sensing satellite in a time-sharing downloading mode.
9. A state resolving platform using satellite communication according to claim 8, wherein:
when the set highway sections which are easy to generate sand flooding are more than two, the step of downloading each remote sensing image of the environment where each set highway section which is easy to generate sand flooding in the desert zone is respectively located from the remote sensing satellite by adopting a time-sharing downloading mode comprises the following steps: when the number of the set highway sections prone to generate the sand flooding is more than two, the remote sensing image of the environment where the set highway section closest to the monitoring room in the desert area prone to generate the sand flooding is downloaded from the remote sensing satellite in a time-sharing downloading mode, and the remote sensing images of the environment where other set highway sections prone to generate the sand flooding in the desert area are located are downloaded from the remote sensing satellite.
10. A state resolving method using satellite communication, the method comprising using the state resolving platform using satellite communication according to any one of claims 1 to 9 to determine a sand flooding degree of a corresponding road section based on a distribution ratio of a sand body and a road surface of a remote sensing image of a set high speed road section in a desert area where sand flooding is likely to occur.
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| CN202210062256.XA CN114419461A (en) | 2022-01-19 | 2022-01-19 | State analysis platform and method using satellite communication |
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