To make it possible to provide a service without installing a gateway on the ground for each HAPS.SOLUTION: A system comprising a plurality of flying objects is provided. Each of the flying objects comprises: a beacon signal transmission unit for wirelessly transmitting a beacon signal including rank information showing that the flying object is at a first rank when wirelessly connected with a gateway, including rank information showing that the flying object is at a second rank when wirelessly connected with a flying object at the first rank, and including rank information showing that the flying object is at a third rank when wirelessly connected with a flying object at the second rank; a flying object identification unit that when trying to wirelessly connect with any flying object of the plurality of flying objects, identifies a plurality of flying objects from which radio wave strength stronger than a threshold is received; and a flying object determination unit that from the identified plurality of flying objects and on the basis of reception radio wave strength of each of the plurality of flying objects and each of ranks of the plurality of flying objects, determines a flying object with which wireless connection is to be performed.SELECTED DRAWING: Figure 1

    【課題】HAPS1機ごとに地上のゲートウェイを設置することなくサービスを提供できるようにすることが望ましい。【解決手段】複数の飛行体を備え、複数の飛行体のそれぞれは、ゲートウェイと無線接続している場合、自機が第1ランクであることを示すランク情報を含み、第1ランクの飛行体と無線接続している場合、自機が第2ランクであることを示すランク情報を含み、第2ランクの飛行体と無線接続している場合、自機が第3ランクであることを示すランク情報を含むビーコン信号を無線送信するビーコン信号送信部と、複数の飛行体のうちのいずれかの飛行体と無線接続する場合に、受信電波強度が閾値より強い複数の飛行体を特定する飛行体特定部と、特定された複数の飛行体から、当該複数の飛行体のそれぞれからの受信電波強度と、当該複数の飛行体のそれぞれのランクとに基づいて、無線接続する飛行体を決定する飛行体決定部とを備える、システムを提供する。【選択図】図1


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    Title :

    SYSTEM, CONTROLLER, PROGRAM, AND CONTROL METHOD


    Additional title:

    システム、制御装置、プログラム、及び制御方法


    Contributors:
    CAI SHU DA (author)

    Publication date :

    2021-05-20


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B64C AEROPLANES , Flugzeuge / H04W WIRELESS COMMUNICATION NETWORKS , Drahtlose Kommunikationsnetze / H04B TRANSMISSION , Übertragung



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