WO2023276028A1 - Dispositif de commande de satellites artificiels - Google Patents

Dispositif de commande de satellites artificiels Download PDF

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Publication number
WO2023276028A1
WO2023276028A1 PCT/JP2021/024706 JP2021024706W WO2023276028A1 WO 2023276028 A1 WO2023276028 A1 WO 2023276028A1 JP 2021024706 W JP2021024706 W JP 2021024706W WO 2023276028 A1 WO2023276028 A1 WO 2023276028A1
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WO
WIPO (PCT)
Prior art keywords
satellite
input
control device
image information
control signal
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Application number
PCT/JP2021/024706
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English (en)
Japanese (ja)
Inventor
華帆 榊原
Original Assignee
Ｓｐａｃｅ Ｅｎｔｅｒｔａｉｎｍｅｎｔ株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ｓｐａｃｅ Ｅｎｔｅｒｔａｉｎｍｅｎｔ株式会社 filed Critical Ｓｐａｃｅ Ｅｎｔｅｒｔａｉｎｍｅｎｔ株式会社
Priority to PCT/JP2021/024706 priority Critical patent/WO2023276028A1/fr
Publication of WO2023276028A1 publication Critical patent/WO2023276028A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64G—COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
    • B64G1/00—Cosmonautic vehicles
    • B64G1/10—Artificial satellites; Systems of such satellites; Interplanetary vehicles

Definitions

  • the present invention relates to a satellite control device that expresses a predetermined object by controlling a plurality of satellites equipped with light sources.
  • Patent Document 1 discloses a technique for forming an on-orbit screen that can be viewed from the ground using a plurality of pixel satellites arranged on a satellite orbit.
  • Patent Documents 2 and 3 disclose a technology that enables observation of characters and figures by flying multiple artificial satellites in formation.
  • the above-mentioned technology only discloses a method of displaying some kind of object (characters, graphics, etc.) using multiple artificial satellites with light sources, and it is not possible to study commercialization and control methods and operations suitable for the business. No method is disclosed.
  • one object of the present invention is to provide a novel technology that utilizes flight by multiple satellites with light sources (hereinafter referred to as formation flight) in the entertainment field.
  • a satellite control device for representing a predetermined object by controlling a plurality of satellites equipped with light sources, input means for receiving input of image information; a control signal generating means for generating a control signal for representing the object based on input image information; and output means for outputting the control signal, A satellite controller is obtained.
  • the input operation of object information realized in space by formation flight can be improved.
  • FIG. 2 is a flow chart showing processing steps of the satellite controller of FIG. 1;
  • FIG. 2 is a flow chart showing processing steps of the satellite controller of FIG. 1;
  • FIG. It is a block diagram which shows the image outline
  • a satellite control device for representing a predetermined object by controlling a plurality of satellites equipped with light sources, input means for receiving input of image information; a control signal generating means for generating a control signal for representing the object based on input image information; and output means for outputting the control signal, Satellite controller.
  • the satellite control device according to claim 1, further comprising storage means for storing image data registered in advance as the image information; the input means receives a selection of the image data; Satellite controller.
  • the satellite control device further comprising storage means for storing the image information input in the past; the input means receives a selection of the image data; Satellite controller.
  • the satellite control device The image information is drawn, The input means further comprises conversion means for converting the drawn image information into a figure approximating it. Satellite controller.
  • the input means receives input of brightness information for each light source; Satellite controller.
  • the input means accepts input of information on a luminescent color for each of the light sources; Satellite controller.
  • the input means receives input of timing information of light emission for each light source; Satellite controller.
  • the satellite control device according to claim 1, The satellite control device, wherein the input means receives an input of a still image or a moving image, and generates the image information from the still image or the moving image based on information on the number of usable satellites.
  • the satellite control device Further comprising preview generating means for performing a simulation based on the generated control signal and generating a preview; Satellite controller.
  • a satellite controller for representing a given object by controlling a plurality of satellites equipped with light sources, input means for receiving input of image information; a preview generation means for performing a simulation based on input image information and generating a preview; an output means for outputting the preview; Satellite controller.
  • the satellite control means according to claim 10, an editing acceptance means for accepting an editing operation for the generated preview; control signal generation means for generating a control signal for expressing the object based on the received editing operation; and output means for outputting the control signal.
  • An artificial satellite control system having the configuration according to item 1.
  • a satellite control program that causes the configuration according to item 1 to function in a satellite control device.
  • An artificial satellite control method including steps having the configuration according to item 1.
  • a satellite control system expresses a predetermined object in space by controlling the motion of a plurality of artificial satellites equipped with light sources and moving on predetermined orbits while maintaining a predetermined distance from each other. is.
  • a user for example, inputs image information using an input means (mouse, touch display, etc.) provided in his/her own computer terminal or the like.
  • the input image information is provided to the satellite controller to generate a control signal for representing the object.
  • the generated control signal is provided to each of a plurality of satellites via a ground antenna facility, and each satellite operates according to the control signal to render an object.
  • the system includes a user terminal, a satellite controller, ground equipment, and a plurality of satellites. Terminals other than these may be added, or all or part of the functions of these terminals may be integrated by cloud computing technology and logically configured as one or more terminals.
  • a series of processes by the system and terminals described in this specification may be implemented using software, hardware, or a combination of software and hardware. It is possible to prepare a computer program for realizing each function according to the present embodiment and implement it in a PC or the like. It is also possible to provide a computer-readable recording medium storing such a computer program.
  • the recording medium is, for example, a magnetic disk, an optical disk, a magneto-optical disk, a flash memory, or the like. Also, the above computer program may be distributed, for example, via a network without using a recording medium.
  • the user terminal constitutes part of the system by executing information processing through communication with the satellite controller.
  • Examples of user terminals include general-purpose computers such as workstations and personal computers, and mobile communication devices such as smartphone terminals and tablet terminals.
  • a user terminal should at least have general functions such as a processor, memory, storage, transmission/reception unit, and input/output unit.
  • a user inputs image information to a user terminal using input means (means for operating and acquiring information such as a mouse, keyboard, touch pen, camera, scanner, etc.).
  • the input image information is transmitted to the satellite controller via the network through the transmitting/receiving unit.
  • the satellite controller constitutes a part of the system by performing information processing through communication with the user terminal and ground equipment.
  • it can be configured by any of hardware provided in a computer, DSP (Digital Signal Processor), and software.
  • DSP Digital Signal Processor
  • software when configured by software, it is actually configured with a computer CPU, RAM, ROM, etc., and is realized by running a program stored in a recording medium such as RAM, ROM, hard disk, or semiconductor memory.
  • Ground facilities programmatically control the satellites in all orbital planes.
  • Ground equipment includes, for example, a ground antenna device, a communication device connected to the ground antenna device, a computer, and the like.
  • a ground facility forms a formation flight by communicating with each satellite.
  • the ground equipment has functions such as a track control signal generation unit and an analysis prediction unit.
  • the communication device transmits and receives a signal for tracking and controlling each artificial satellite, and transmits an orbit control signal to each artificial satellite.
  • the analysis prediction unit analyzes and predicts the orbit of the satellite.
  • the orbit control signal generator generates an orbit control signal to be transmitted to the satellite.
  • the trajectory control signal generation unit and the analysis prediction unit of this embodiment realize the function of formation flight.
  • An artificial satellite includes a light source device, a light source control device, a satellite control device, a satellite communication device, a propulsion device, an attitude control device, a power supply device, and the like.
  • a light source device is a light emitter such as an LED light source or a laser light source.
  • the light source control device controls the operation of the light source device. Specifically, the light source control device controls the timing of light emission, flashing, brightness, color, light emission direction (optical axis), or a combination thereof.
  • the satellite controller includes a computer that controls the propulsion system and the attitude control system.
  • the satellite control device controls the propulsion device and the attitude control device according to various signals transmitted from the ground equipment.
  • a satellite communication device communicates with a ground facility. Specifically, the satellite communication device transmits various data related to its own satellite to the ground equipment. Also, the satellite communication device receives various signals transmitted from the ground equipment.
  • the propulsion device is a device that gives propulsion to the satellite and changes the speed of the satellite. Specifically, an apogee kick motor, a chemical propulsion device, an electric propulsion device, or the like can be appropriately adopted as the propulsion device.
  • the attitude control device controls attitude elements such as the attitude, angular velocity, and line of sight of a satellite, and changes or maintains each attitude element in a desired direction.
  • An attitude control device includes an attitude sensor, an actuator, and a controller.
  • the power supply device includes equipment such as a solar cell, a battery, and a power control device, and supplies power to each equipment mounted on the satellite.
  • what can be expressed in this embodiment is that it is possible to express predetermined information like a two-dimensional barcode, depending on the position and number of lights emitted from artificial satellites. Also, by changing the timing of irradiation, it is possible to provide signal information (pattern information) containing more information. Furthermore, it is also possible to express arbitrary patterns and signal patterns by adjusting the exposure time on the ground by moving the satellites relatively (attitude control and continuing to irradiate the same irradiation area, etc.) becomes.
  • the satellite control device receives input of image information from the user (step S101).
  • the satellite controller provides a user terminal with a predetermined user interface program for accepting image input, and the user can create, read, and transmit image information using the user terminal. can.
  • the image information according to this embodiment is a still image or moving image including graphics, characters, symbols, signs, signals, pictures, patterns, colors, and the like.
  • the satellite control device may be equipped with a storage unit that stores pre-registered image information as a template, and accept selection of image data from the user. It is also possible to store the image information input in the past and accept the selection of the image data in the same way.
  • the applicant may draw image information with a touch pen, finger, or the like using a touch display or the like. In this case, conversion means may be provided for converting the drawn image information into an approximating figure.
  • the system determines whether image information can be generated from still images or moving images based on information on the number of available satellites (to be described later), and if it can be generated, generates image information and provides it to the user.
  • the satellite control device may accept inputs of brightness information for each light source, information on the color of light emitted by each light source, and information on timing of light emission for each light source.
  • the satellite control device acquires satellite information to determine whether the object can be represented (step S102). For example, information such as the number of satellites (number of dots, etc.) required to represent the object, whether the formation flight is properly controlled, etc., but other information to be acquired There may be
  • the satellite control device generates a control signal for representing the object based on the input image information and the acquired satellite information (step S103).
  • the control signal is in a predetermined format that can be read and interpreted by ground equipment.
  • a simulation is performed as to how the object will actually be represented, and a preview is performed so that the user can see it (step S104).
  • the preview is output to the display of the user's terminal or the like. This allows the user to confirm in advance how the object will look.
  • the satellite controller transmits a control signal to the ground equipment (step S105).
  • the control signal may be transmitted to the ground equipment in advance in accordance with the timing of expressing the object, or may be transmitted in real time in consideration of the weather conditions and the possibility of observation from the ground. good too.
  • the preview function is to preview using only the control signal described above. For example, it is used when obtaining an already generated control signal and confirming what kind of object is represented by the control signal.
  • the same names are used for the elements described in the above-described embodiment, and detailed descriptions thereof are omitted.
  • the satellite control device accepts input of image information (step S201). Thereafter, a preview is generated and displayed (steps S202 and S203). When generating a preview, the preview may be of a finer degree depending on the number of artificial satellites. Then, the preview is edited by the user (step S204). Editing may be performed by manipulating the satellite displayed as an object.
  • a control signal for representing the object is generated based on the preview edited by the user (step S206).
  • the optical axis is directed toward the observation site.
  • an artificial satellite with a fixed light source can be used without preparing a structure for driving the light source.
  • the optical axis may be directed toward the observation site without controlling (or changing) the attitude of the artificial satellite. This eliminates the use of a propulsion device for controlling the attitude of the satellite.
  • both the attitude of the artificial satellite and the light source driver may be controlled by the required amount.

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  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)

Abstract

[Problème] Fournir une nouvelle application de divertissement pour la commande de vol d'une pluralité de satellites artificiels qui comprennent une source de lumière. [Solution] La présente invention porte sur un dispositif de commande de satellites artificiels qui commande une pluralité de satellites artificiels qui comprennent une source de lumière pour représenter un objet prescrit. Le dispositif de commande de satellites artificiels comprend un moyen d'entrée qui reçoit une entrée d'informations d'image, un moyen de génération de signaux de commande qui génère des signaux de commande pour représenter l'objet sur la base des informations d'image entrées, et un moyen de sortie qui émet les signaux de commande.
PCT/JP2021/024706 2021-06-30 2021-06-30 Dispositif de commande de satellites artificiels WO2023276028A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/024706 WO2023276028A1 (fr) 2021-06-30 2021-06-30 Dispositif de commande de satellites artificiels

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/024706 WO2023276028A1 (fr) 2021-06-30 2021-06-30 Dispositif de commande de satellites artificiels

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WO2023276028A1 true WO2023276028A1 (fr) 2023-01-05

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008176250A (ja) * 2007-01-17 2008-07-31 Astro Research Corp 天空表示システム
JP2012183855A (ja) * 2011-03-03 2012-09-27 Japan Aerospace Exploration Agency 太陽光反射を利用した地上への閃光装置及び方法
US20140236388A1 (en) * 2013-02-15 2014-08-21 Disney Enterprises, Inc. Aerial display system with floating pixels
US20180136670A1 (en) * 2016-11-13 2018-05-17 Tobias Gurdan Aerial display visualization
JP2018184080A (ja) * 2017-04-26 2018-11-22 国立研究開発法人宇宙航空研究開発機構 人工衛星、明点表示方法、情報提供方法、及びプログラム
US20190138031A1 (en) * 2017-11-07 2019-05-09 Pedro Arango Configuring a color bi-directional pixel-based display screen with stereo sound for light shows using quadcopters

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008176250A (ja) * 2007-01-17 2008-07-31 Astro Research Corp 天空表示システム
JP2012183855A (ja) * 2011-03-03 2012-09-27 Japan Aerospace Exploration Agency 太陽光反射を利用した地上への閃光装置及び方法
US20140236388A1 (en) * 2013-02-15 2014-08-21 Disney Enterprises, Inc. Aerial display system with floating pixels
US20180136670A1 (en) * 2016-11-13 2018-05-17 Tobias Gurdan Aerial display visualization
JP2018184080A (ja) * 2017-04-26 2018-11-22 国立研究開発法人宇宙航空研究開発機構 人工衛星、明点表示方法、情報提供方法、及びプログラム
US20190138031A1 (en) * 2017-11-07 2019-05-09 Pedro Arango Configuring a color bi-directional pixel-based display screen with stereo sound for light shows using quadcopters

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