KR102390976B1 - Method and system for receiving scheduling of satellite image - Google Patents

Abstract

The present disclosure relates to a satellite image management system for managing a plurality of satellites. According to the present disclosure, a satellite image management system for managing a plurality of satellites receives a plurality of photographing orders, and generates an integrated photographing plan including a plurality of photographing plans for allocating the plurality of photographing orders to the plurality of satellites. An integrated reception plan including an integrated imaging plan module managed by an integrated reception planning module for generating generates a shooting list according to the priority of the plurality of shooting plans, and based on whether the first receiving station can receive shooting data to be generated by the corresponding shooting plan according to the shooting list, the corresponding shooting plan It is generated by including the reception plan corresponding to the first reception station in the reception plan.

Description

Method and system for scheduling the reception of satellite images

The present disclosure generally relates to a method and system for generating a reception plan for receiving satellite images, and more specifically, to a method and system for generating an integrated reception schedule so that an image stored in a satellite memory is received by a plurality of terrestrial reception stations. it's about

Since the satellite includes a camera, it shoots an image according to the user's order, and the receiving station on the ground receives the image from the satellite. The currently operated artificial satellites include satellite groups such as multipurpose satellites No. 3, No. 5, and No. 3A, and the imaging planning system for each satellite is operated independently. In consideration of satellites that are operated independently, a dedicated manpower is assigned and operated to establish a shooting plan that considers the characteristics and limitations of each satellite.

In order to acquire an image using a camera mounted on a satellite, the satellite image management system should plan a mission to take an image and a mission to receive an image so as to receive the captured image on the ground. The conventional satellite image management system generates a shooting plan and a reception plan for an area to be photographed based on a single satellite operation, and by minimizing the number of terrestrial reception stations that receive images as the user's photographing request is small, the reception station becomes the satellite. controlled to acquire images of However, as the number of satellites to be operated increases due to the continuous development of satellites, and as the user's image acquisition request becomes vast and complicated, an integrated imaging plan scheduling technology that integrates and creates imaging plans for a plurality of satellites is used. . According to the integrated imaging plan scheduling system, the imaging plan is integratedly generated through the integrated module, but the reception plan is individually generated through an individual module included in each of the plurality of satellites.

Based on the above discussion, the present disclosure provides a method and system for integrally managing a reception plan of an image captured by a satellite in a satellite image management system.

In addition, the present disclosure provides a method and system for automatically generating a reception plan by integrally managing the reception plan.

In addition, the present disclosure provides a method and system for reducing the possibility of errors occurring by an operator and increasing the accuracy of satellite image reception by generating a reception plan for satellite images without an operator's intervention.

According to various embodiments of the present disclosure, a satellite image management system for managing a plurality of satellites receives a plurality of photographing orders, and includes a plurality of photographing plans for allocating the plurality of photographing orders to the plurality of satellites. an integrated shooting plan module for generating and managing a shooting plan, and a plurality of receiving stations receiving plans for respectively receiving a plurality of shooting data to be generated by the plurality of satellites according to the plurality of shooting plans an integrated reception planning module for generating an integrated reception plan to The one receiving station reception plan generates a shooting list according to the priority of the plurality of shooting plans, and based on whether the first receiving station can receive shooting data to be generated by the corresponding shooting plan according to the shooting list It is generated by including a reception plan corresponding to the corresponding shooting plan in the first receiving station reception plan.

According to another embodiment, the integrated reception planning module selects a first shooting plan in consideration of the priority, identifies whether the first shooting plan relates to the shooting data to be received at the first receiving station, and , when the first shooting plan is not a shooting plan for shooting data to be received at the first receiving station, the first shooting plan is deleted from the shooting list, and a second shooting plan is selected in consideration of the priority .

According to another embodiment, the integrated reception planning module identifies, with respect to the first shooting plan, whether the available reception time of the first reception station is equal to or greater than the image reception time of the imaging data to be received at the first reception station, , when the available reception time is less than the image reception time, the first shooting plan is deleted from the shooting list, and a second shooting plan is selected in consideration of the priority.

According to another embodiment, when it is identified that the at least one selected shooting plan is a shooting plan related to the shooting data to be received at the first receiving station, and the available reception time is equal to or longer than the image reception time, the integrated reception planning module , generate a reception plan corresponding to the at least one selected shooting plan.

According to another embodiment, the integrated reception planning module is configured to consider the priority when the selected at least one shooting plan is not the last shooting plan to be shot with respect to the shooting data to be received at the first receiving station. Select the third shooting plan.

According to another embodiment, when it is identified that the data capacity to be transmitted according to the plurality of receiving station reception plans exceeds the memory capacity of the satellite, the integrated reception planning module is configured to select a shooting plan determined based on the priority. Delete the receiving plan for

According to another embodiment, the reception plan to be deleted includes reception plans related to the shooting plans selected in the order of the lower priority.

According to another embodiment, the priority is determined based on an operating condition, and the operating condition includes at least one of a satellite operating condition, a user operating condition, a ground station operating condition, and a meteorological operating condition.

Various respective aspects and features of the invention are defined in the appended claims. Combinations of features of the dependent claims may be combined with features of the independent claims as appropriate, not just expressly set forth in the claims.

In addition, one or more features selected in any one embodiment described in this disclosure may be combined with one or more features selected in any other embodiment described in this disclosure, and alternatives to these features a combination of at least partially alleviates one or more technical problems discussed in the present disclosure, or at least partially alleviates technical problems that can be discerned by a person skilled in the art from the present disclosure, and furthermore features of embodiments ( The combination is possible, provided that a specific combination or permutation so formed of the embodiment features is not understood by a person skilled in the art as incompatible.

In any described example implementation, two or more physically separate components may alternatively be integrated into a single component if their integration is possible, and the single component so formed If the same function is performed by , the integration is possible. Conversely, a single component of any embodiment described in the present disclosure may alternatively be implemented with two or more separate components that achieve the same function, where appropriate.

It is an object of certain embodiments of the present invention to solve, mitigate, or eliminate, at least in part, at least one of the problems and/or disadvantages associated with the prior art. Certain embodiments aim to provide at least one of the advantages described below.

The apparatus and method according to various embodiments of the present disclosure allow a reception plan to be automatically generated by integrally managing a reception plan for an image captured by a satellite in a satellite image management system.

In addition, the method and system according to various embodiments of the present disclosure reduce the possibility of errors occurring by the operator and increase the accuracy of satellite image reception by generating a reception plan for satellite images without operator intervention.

Effects obtainable in the present disclosure are not limited to the above-mentioned effects, and other effects not mentioned may be clearly understood by those of ordinary skill in the art to which the present disclosure belongs from the description below. will be.

1 illustrates a satellite image management system according to various embodiments of the present disclosure.
2 illustrates a configuration of a condition for reception scheduling in a satellite image management system according to various embodiments of the present disclosure.
3 is a schematic diagram illustrating a range of reception scheduling according to a plurality of receiving stations in a satellite image management system according to various embodiments of the present disclosure.
4 is a flowchart illustrating a method of operating a system for generating an integrated reception plan in a satellite image management system according to various embodiments of the present disclosure.
5 is a flowchart illustrating a method of operating a system for generating a reception plan in units of reception units in a satellite image management system according to various embodiments of the present disclosure.
6 is a flowchart illustrating a method of operating a system for deleting a shooting plan in a satellite image management system according to various embodiments of the present disclosure.
7 illustrates an example of a method for each receiving station to receive an image according to an integrated reception plan in a satellite image management system according to various embodiments of the present disclosure.

Terms used in the present disclosure are used only to describe specific embodiments, and may not be intended to limit the scope of other embodiments. The singular expression may include the plural expression unless the context clearly dictates otherwise. Terms used herein, including technical or scientific terms, may have the same meanings as commonly understood by one of ordinary skill in the art described in the present disclosure. Among the terms used in the present disclosure, terms defined in a general dictionary may be interpreted with the same or similar meaning as the meaning in the context of the related art, and unless explicitly defined in the present disclosure, ideal or excessively formal meanings is not interpreted as In some cases, even terms defined in the present disclosure cannot be construed to exclude embodiments of the present disclosure.

In various embodiments of the present disclosure described below, a hardware access method will be described as an example. However, since various embodiments of the present disclosure include technology using both hardware and software, various embodiments of the present disclosure do not exclude a software-based approach.

Hereinafter, the present disclosure relates to a method of performing satellite image reception scheduling in a satellite image management system. Specifically, the present disclosure describes a technique for generating an integrated reception schedule so that an image stored in a satellite memory is received by a plurality of terrestrial reception stations in a satellite image management system.

Hereinafter, various embodiments will be described in detail with reference to the accompanying drawings so that those of ordinary skill in the art to which the present disclosure pertains can easily implement it. However, since the technical spirit of the present disclosure may be modified and implemented in various forms, it is not limited to the embodiments described herein. In the description of the embodiments disclosed in the present specification, when it is determined that a detailed description of a related known technology may obscure the gist of the present disclosure, a detailed description of the known technology will be omitted. The same or similar components are given the same reference numerals, and overlapping descriptions thereof will be omitted.

In the present specification, when an element is described as being "connected" with another element, it includes not only the case of being "directly connected" but also the case of being "indirectly connected" with another element interposed therebetween. When an element "includes" another element, it means that another element may be further included without excluding another element in addition to other elements unless otherwise stated.

Some embodiments may be described in terms of functional block configurations and various processing steps. Some or all of these functional blocks may be implemented in various numbers of hardware and/or software configurations that perform specific functions. For example, the functional blocks of the present disclosure may be implemented by one or more microprocessors, or by circuit configurations for a given function. The functional blocks of the present disclosure may be implemented in various programming or scripting languages. The functional blocks of the present disclosure may be implemented as an algorithm running on one or more processors. A function performed by a functional block of the present disclosure may be performed by a plurality of functional blocks, or functions performed by a plurality of functional blocks in the present disclosure may be performed by one functional block. In addition, the present disclosure may employ prior art for electronic configuration, signal processing, and/or data processing, and the like.

In addition, in the present disclosure, in order to determine whether a specific condition is satisfied (satisfied) or satisfied (fulfilled), an expression of more than or less than is used, but this is only a description to express an example, and more or less description is excluded not to do Conditions described as 'more than' may be replaced with 'more than', conditions described as 'less than', and conditions described as 'more than and less than' may be replaced with 'more than and less than'.

1 illustrates a satellite image management system 100 according to various embodiments of the present disclosure. The satellite image management system 100 includes a scheduling system 110 and a plurality of artificial satellites 120-1 to 120-n.

Referring to FIG. 1 , the satellite image management system 100 includes an integrated shooting planning module 111 and an integrated reception planning module 112 . The integrated shooting planning module 111 receives a plurality of shooting orders from the orderers, and based on the received orders, the integrated shooting schedule for the plurality of satellites 120-1 to 120-n to acquire satellite images according to the shooting orders. function to create According to an embodiment of the present disclosure, the integrated imaging planning module 111 may divide and provide the imaging schedule to each corresponding satellite according to the generated integrated imaging schedule. The integrated reception plan module performs a function of generating a reception schedule so that the reception station can receive the photographing data with respect to the created photographing plan. According to an embodiment of the present disclosure, in the reception plan, scheduling may be performed so that reception is performed within a time range in which the artificial satellite can communicate with a receiving station on the ground.

The plurality of artificial satellites 120 - 1 to 120 - n performs a function of acquiring a satellite image of a location to be photographed, based on a photographing schedule for each satellite generated by the scheduling system 110 . According to an embodiment of the present disclosure, the plurality of satellites may include Arirang Satellite No. 2, Arirang Satellite No. 3, Arirang Satellite No. 3A, and Arirang Satellite No. 5.

2 illustrates a configuration 200 of a condition for performing reception scheduling in a satellite image management system according to various embodiments of the present disclosure.

Referring to FIG. 2 , the reception scheduling 210 may be performed based on at least one of a satellite operating condition 201 , a user operating condition 203 , a ground station operating condition 205 , and a weather operating condition 207 .

The satellite operating condition 201 may be determined based on a gap time for a plurality of satellites to perform an image reception mission. The integrated reception planning module may perform reception scheduling in consideration of a time interval required between images receiving missions in order for the satellite to receive a plurality of images. According to an embodiment of the present disclosure, it may be determined that the time interval of the first satellite is 25 seconds, the time interval of the second satellite is 8 seconds, the time interval of the third satellite is 5 seconds, and the time interval of the fourth satellite is 5 seconds. there is. In this case, since the first satellite has a larger time interval than other satellites required for a plurality of image reception tasks, a smaller amount of reception schedule can be generated compared to other satellites.

The user operating condition 203 may be determined based on a condition previously set by the user. According to an embodiment of the present disclosure, the user operating condition 203 may be determined by classifying priorities of orders for each shooting plan. The order priority can be expressed as in <Table 1>.

red blue background Priority User Priority Acquisition Request (High Importance) General shooting request
(Moderate importance) No user requests
(low importance)

Referring to <Table 1>, the user can set the priority of the shooting plan by setting the importance of one of red, blue, and background in each shooting plan.

According to another embodiment, the user operating condition 203 may be determined by the user directly setting an image receiving station. The user may preset a destination to which at least one piece of photographed data is to be received. According to another exemplary embodiment, the user operating condition 203 may be determined by setting an emergency priority so that the user transmits an image to a receiving station that can be transmitted the fastest after the satellite captures the image. The urgent priority can be expressed as in <Table 2>.

urgency standard urgent ranking Receive at the fastest receiving station after shooting Receive at possible receiving stations after shooting

The ground station operating condition 205 may be determined based on whether a receiving station on the ground can receive an image. According to an embodiment of the present disclosure, the ground station operating condition 205 may be determined in consideration of a reception path and a reception time. The ground station operating condition may be determined based on a reception path that a receiving station can use to receive an image and a reception available time determined by considering whether a plurality of satellites overlap according to a reception path that can be used.

The weather operating conditions 207 may be determined in consideration of the weather conditions of the receiving station. According to an embodiment of the present disclosure, when a reception signal is attenuated according to weather conditions (rainfall, snowfall, strong wind, etc.) and the reception station identifies that reception will fail, whether to operate a reception path and a reception available time may be adjusted.

3 is a schematic diagram 300 illustrating reception scheduling ranges for a plurality of receiving stations in a satellite image management system according to various embodiments of the present disclosure.

Referring to FIG. 3 , the horizontal axis represents the passage of time. As the satellite moves, it may communicate with the receiving stations in the order of the first to fifth receiving stations 311 to 315 . The integrated reception planning module may generate a reception plan such that the image is delivered to the reception station at a receivable time in the order of the first to fifth reception stations 311 to 315 .

Referring to FIG. 3 , in order to receive an image at the first receiving station 311 , the integrated reception planning module may generate a reception plan within the first reception scheduling range 301 . In the same way, the integrated reception planning module may generate a reception plan within the second reception scheduling range to the fifth reception scheduling range 302 to 305 so that the video is received at the second reception station to the fifth reception station 312 to 315, respectively. there is.

According to an embodiment of the present disclosure, the integrated reception planning module may generate a reception plan so that the image generated according to the shooting plan stored in the satellite memory can be received within the receivable time of the terrestrial reception station. The integrated reception planning module may generate a reception plan so that, when the image stored in the memory of the satellite is not delivered to the first reception station, the satellite stores the image in the memory without deleting the image and then delivers it to the second reception station. According to an embodiment of the present disclosure, when the satellite fails to transmit the image to the fifth receiving station 315 identified as the last receiving station, the satellite may delete the corresponding image to secure the memory.

4 is a flowchart 400 of a method for a receiving station to perform scheduling to acquire an image in a satellite image management system according to various embodiments of the present disclosure. 4 illustrates an operation method of the satellite image management system 100 .

Referring to FIG. 4 , in step 401 , the satellite image management system creates an integrated imaging plan. The integrated shooting plan module 111 included in the scheduling system 110 generates an integrated shooting plan. According to an embodiment of the present disclosure, the integrated imaging plan module 111 receives a shooting order, and generates an integrated imaging plan including a plurality of imaging plans allocated to a plurality of satellites according to the shooting order. In order for a plurality of satellites to share resources and imaging results for each satellite and to perform imaging missions without duplication, the integrated imaging plan module creates an integrated imaging plan that integrates commonly performed tasks and processes them in one system.

In step 403, the satellite image management system creates a reception plan for the receiving station. The integrated reception plan module 112 included in the scheduling system 110 generates a reception plan for each reception station. According to an embodiment of the present disclosure, the integrated reception planning module 112 generates a reception plan for the first reception station for the first reception station to receive an image photographed according to the shooting plan.

In step 405 , the satellite image management system identifies whether a repetition condition is satisfied. According to an embodiment of the present disclosure, the repetition condition is determined based on whether the memory of the satellite is exceeded and whether the reception station for which the reception plan is generated is the last reception station to be scheduled. According to an embodiment of the present disclosure, the satellite image management system identifies that the repetition condition is not satisfied when it is identified that the memory of the satellite is exceeded according to the reception plan for the first receiving station. When it is determined that the memory of the satellite is not exceeded according to the first receiving station reception plan, the satellite image management system identifies that the repetition condition is satisfied, and generates a reception plan for the second receiving station.

According to an embodiment of the present disclosure, the satellite image management system identifies that the repetition condition is not satisfied when the reception station where the reception plan is generated is identified as the last reception station to be scheduled. When it is identified that the receiving station for which the reception plan is created is not the last receiving station to be scheduled, the satellite image management system identifies that the repetition condition is not satisfied, and generates a reception plan for the second receiving station.

5 is a flowchart illustrating a method of operating a system for generating a reception plan for a first receiving station in a satellite image management system according to various embodiments of the present disclosure. 5 illustrates an operation method of the satellite image management system 100 .

Referring to FIG. 5 , in step 501 , the satellite image management system creates a shooting list of a shooting plan in consideration of priorities. According to an embodiment of the present disclosure, the priority may be determined based on an operating condition. The operating condition may be determined based on at least one of a satellite operating condition, a user operating condition, a ground station operating condition, and a meteorological operating condition.

In step 503, the satellite image management system selects a shooting plan from the shooting list. According to an embodiment of the present disclosure, the satellite image management system selects one shooting plan in consideration of priority from the generated shooting list. According to an embodiment of the present disclosure, the shooting plans may be selected in order of priority to generate a reception plan.

In step 505, the satellite image management system identifies whether the receiving station matches. According to an embodiment of the present disclosure, the satellite image management system identifies whether the selected imaging plan relates to the imaging data to be received at the first receiving station that is the target of generating the reception plan. The satellite image management system proceeds to step 507 when it is identified that the selected imaging plan is an imaging plan related to imaging data to be received at the first receiving station that is the target of generation of the reception plan. The satellite image management system proceeds to step 513 when it is identified that the selected shooting plan does not relate to the first receiving station that is the target of generating the reception plan, and deletes the selected shooting plan from the shooting list. The satellite image management system deletes the shooting plan selected in step 513 , and proceeds to step 503 to select another shooting plan in consideration of priority from the shooting list.

In step 507, the satellite image management system identifies whether the available reception time is equal to or greater than the image reception time. According to an embodiment of the present disclosure, the satellite image management system identifies whether the available reception time of the first reception station is equal to or greater than the image reception time of the imaging data to be received at the first reception station with respect to the selected imaging plan. When it is identified that the available reception time of the first receiving station with respect to the selected shooting plan is equal to or greater than the image reception time of the imaging data to be received at the first receiving station, the satellite image management system proceeds to step 509 to add the selected at least one shooting plan. Create a reception plan for receiving the corresponding image. When it is identified that the available reception time of the first receiving station with respect to the selected at least one shooting plan is less than the image reception time of the shooting data to be received at the first receiving station, the satellite image management system proceeds to step 513 and selects from the shooting list Delete the shooting plan. The satellite image management system deletes the shooting plan selected in step 513 , and proceeds to step 503 to select another shooting plan in consideration of priority from the shooting list. According to an embodiment of the present disclosure, although steps 505 and 507 are performed in the order, the execution order of steps 505 and 507 may be changed.

In step 509 , the satellite image management system generates a reception plan for receiving an image corresponding to the selected at least one shooting plan. According to an embodiment of the present disclosure, in the satellite image management system, when it is identified that the selected shooting plan is a shooting plan related to shooting data to be received at the first receiving station, and it is identified that the available reception time of the first receiving station is equal to or longer than the image reception time, the selected at least A reception plan corresponding to one shooting plan is generated.

In step 511, the satellite image management system identifies whether it is the last shooting plan. According to an embodiment of the present disclosure, the satellite image management system identifies whether the selected at least one capturing plan is the last capturing plan to be captured with respect to the capturing data to be received at the first receiving station. The satellite image management system ends the reception plan creation procedure for the first reception station when the selected imaging plan is identified as the last imaging plan to be photographed with respect to the imaging data to be received at the first reception station. The satellite image management system proceeds to step 503 if the selected at least one shooting plan is not the last shooting plan to be shot with respect to the shooting data to be received at the first receiving station, and proceeds to step 503 and considers the priority in the shooting list for another shooting plan select

6 is a flowchart illustrating a method of operating a system for deleting a shooting plan when it is identified that the data capacity to be transmitted in the satellite image management system exceeds the memory capacity of the satellite according to various embodiments of the present disclosure. . 6 illustrates an operation method of the satellite image management system 100 .

Referring to FIG. 6 , in step 601 , the satellite image management system creates a shooting list of a shooting plan in consideration of priorities. According to an embodiment of the present disclosure, the priority may be determined based on an operating condition. The operating condition may be determined based on at least one of a satellite operating condition, a user operating condition, a ground station operating condition, and a meteorological operating condition.

In step 603, the satellite image management system selects a shooting plan in consideration of priority from the shooting list. According to an embodiment of the present disclosure, the satellite image management system selects one shooting plan in consideration of priority from the generated shooting list. According to an embodiment of the present disclosure, the shooting plans may be selected in order of lower priority in order to delete the reception plan. Then, in step 605, the satellite image management system deletes the selected shooting plan. According to an embodiment of the present disclosure, the satellite image management system may delete a reception plan corresponding to a shooting plan.

In step 607, the satellite image management system identifies whether the memory condition is satisfied. According to an embodiment of the present disclosure, the satellite image management system identifies whether the image memory of the satellite is exceeded. According to an embodiment of the present disclosure, when it is identified that the memory of the satellite is still exceeded as the selected shooting plan is deleted, the satellite image management system identifies that the memory condition is not satisfied and proceeds to step 603 to first Choose a different shooting plan considering the ranking. According to an embodiment of the present disclosure, when it is identified that the memory of the satellite does not exceed as the selected capturing plan is deleted, the satellite image management system identifies that the memory condition is satisfied and ends the capturing plan deletion procedure.

7 illustrates an example 700 of a process in which each receiving station receives an image according to an integrated reception plan in a satellite image management system according to various embodiments of the present disclosure.

FIG. 7 includes a first exemplary time diagram 710 , a second exemplary time diagram 730 , and a third exemplary time diagram 750 according to the passage of time. Referring to each of the exemplary diagrams 710 , 730 , and 750 , as the satellite moves, it may communicate with the receiving stations in the order of the first to the sixth receiving stations. The integrated reception planning module may generate the reception station reception plans 701 to 703 so that the image is delivered to the reception station at a receivable time in the order of the first reception station to the sixth reception station. The reception station reception plans 701 to 703 may include image data reception plans according to a plurality of photographing plans.

According to the first time exemplification diagram 710 , the second receiving station receiving plan 701 may be generated so that the image data photographed by the satellite is received by the second receiving station. According to an embodiment of the present disclosure, the second receiving station reception plan 701 may include reception plans having values of 100, 70, 90, 80, and 60 based on the priority. In consideration of the priority, image data according to reception plans having high values of 100, 90, and 80 may be received at the second receiving station. The image data regarding the reception plans having the low values of 70 and 60 may be stored in the memory of the satellite so that they can be received at the third receiving station without being deleted.

According to the second time exemplification diagram 730 , the third receiving station reception plan 702 may be generated so that the image data photographed by the satellite is received by the third receiving station. The third receiving station reception plan 702 includes reception plans having values of 85, 50, 90, 40, and 40 based on the priority, and reception plans having values of 70 and 60 that are not received at the second receiving station. can do. In consideration of the priority, image data according to reception plans having high values of 90, 85, and 70 may be received at the third receiving station. Image data related to reception plans having low values of 50, 40, 40, and 60 may be stored in the memory of the satellite so that they can be received at the fourth reception station without being deleted.

In the same way, as the satellite moves, image data corresponding to a reception plan for the third to fifth receiving stations may be received by each receiving station. A sixth destination reception plan 703 may be created such that data is received at the sixth destination. The sixth receiving station reception plan 703 includes reception plans having values of 90 and 40 based on the priority, and 60, 50, 40, 40, 60, 70, 80 that have not been received by the second to fifth receiving stations. It may include reception plans having a value of . In consideration of the priority, image data according to reception plans having high values of 90, 80, and 70 may be received at the sixth receiving station. Image data related to reception plans having low values of 60, 50, 40, 40, 60, 40 are no longer received and are deleted from the satellite's memory.

Methods according to the embodiments described in the claims or specifications of the present disclosure may be implemented in the form of hardware, software, or a combination of hardware and software.

When implemented in software, a computer-readable storage medium storing one or more programs (software modules) may be provided. One or more programs stored in the computer-readable storage medium are configured to be executable by one or more processors in an electronic device (device). One or more programs include instructions for causing an electronic device to execute methods according to embodiments described in a claim or specification of the present disclosure.

Such programs (software modules, software) include random access memory, non-volatile memory including flash memory, read only memory (ROM), electrically erasable programmable ROM (electrically erasable programmable read only memory, EEPROM), magnetic disc storage device, compact disc-ROM (CD-ROM), digital versatile discs (DVDs), or other It may be stored in an optical storage device or a magnetic cassette. Alternatively, it may be stored in a memory composed of a combination of some or all thereof. In addition, each configuration memory may be included in plurality.

In addition, the program is transmitted through a communication network consisting of a communication network such as the Internet, an intranet, a local area network (LAN), a wide area network (WAN), or a storage area network (SAN), or a combination thereof. It may be stored on an attachable storage device that can be accessed. Such a storage device may be connected to a device implementing an embodiment of the present disclosure through an external port. In addition, a separate storage device on the communication network may be connected to the device implementing the embodiment of the present disclosure.

In the specific embodiments of the present disclosure described above, elements included in the disclosure are expressed in the singular or plural according to the specific embodiments presented. However, the singular or plural expression is appropriately selected for the context presented for convenience of description, and the present disclosure is not limited to the singular or plural component, and even if the component is expressed in plural, it is composed of the singular or singular. Even an expressed component may be composed of a plurality of components.

Meanwhile, although specific embodiments have been described in the detailed description of the present disclosure, various modifications are possible without departing from the scope of the present disclosure. Therefore, the scope of the present disclosure should not be limited to the described embodiments and should be defined by the claims described below as well as the claims and equivalents.

Claims (8)

A satellite image management system for managing a plurality of satellites, comprising:
an integrated shooting planning module for receiving a plurality of shooting orders, and generating and managing an integrated shooting plan including a plurality of shooting plans for allocating the plurality of shooting orders to the plurality of satellites; and
an integrated reception planning module generating an integrated reception plan including a plurality of reception station reception plans for each reception station, for a plurality of reception stations to receive a plurality of imaging data corresponding to the plurality of imaging plans;
The integrated reception planning module,
determining a first shooting list corresponding to the first receiving station and a second shooting list corresponding to the second receiving station;
determining a priority corresponding to each of the reception plans included in the first shooting list and the second shooting list,
determining a first reception plan to be received at the first reception station from reception plans included in the first shooting list based on the priority;
based on the priority, determine a second reception plan to be received at the second reception station from the reception plans other than the first reception plan in the first shooting list and reception plans included in the second shooting list, ,
wherein the first receiving station and the second receiving station are different.
The method according to claim 1,
The integrated reception planning module,
based on the priority, select a first shooting plan,
identifying whether the first shooting plan relates to the shooting data scheduled to be received at the first receiving station;
when the first shooting plan is not a shooting plan for shooting data scheduled to be received at the first receiving station, deleting the first shooting plan from the shooting list;
a system for selecting a second imaging plan based on the priorities.
3. The method according to claim 2,
The integrated reception planning module,
with respect to the first shooting plan, identify whether an available reception time of the first receiving station is equal to or longer than an image reception time of the shooting data to be received at the first receiving station;
When the available reception time is less than the video reception time, the first shooting plan is deleted from the shooting list,
A system for selecting a second shooting plan in consideration of the priorities.
4. The method according to claim 3,
The integrated reception planning module,
When the selected at least one shooting plan is a shooting plan related to the shooting data to be received at the first receiving station, and it is identified that the available reception time is equal to or longer than the image reception time, a reception plan corresponding to the selected at least one shooting plan is selected generating system.
5. The method according to claim 4,
The integrated reception planning module,
a system for selecting a third shooting plan in consideration of the priority when the selected at least one shooting plan is not the last shooting plan to be shot with respect to the shooting data to be received at the first receiving station.
The method according to claim 1,
The integrated reception planning module,
When it is identified that the data capacity to be transmitted according to the plurality of receiving station reception plans exceeds the memory capacity of the satellite, the system deletes the reception plan for the imaging plan determined based on the priority.
7. The method of claim 6,
The integrated reception planning module is
The system sequentially deletes the reception plan related to the low-priority shooting plan.
The method according to claim 1,
the priority is determined based on operating conditions,
The operating condition includes at least one of a satellite operating condition, a user operating condition, a ground station operating condition, and a meteorological operating condition.

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