전파가 반사되는 환경에서 안테나의 방사 패턴을 측정하는 경우, 멀티 패스의 영향으로 높은 정밀도로 측정하는 것은 어렵다. 상공 방향으로 전파(2)를 방사하고 있는 피계측 안테나(30)의 상공에서 이동 또는 정지하는 공중 이동체(3)와, 공중 이동체의 시각 부가 위치를 측정하는 위치 측정부(18H)를 구비한다. 공중 이동체(3)에는, 전파(2)를 수신하는 계측용 안테나(14)와, 계측용 안테나(14)가 수신하는 전파(2)의 진폭 및 위상의 적어도 어느 하나를 포함하는 시각 부가 수신 전파 데이터(73H)를 계측하는 전파 계측부(15)가 탑재되어 있다. 또한, 수신 전파 데이터(73H)와, 수신 전파 데이터(73H)를 계측한 시점에서의 공중 이동체(3)의 위치인 계측점 데이터(74H)를 피계측 안테나(30)에 대한 상대적인 위치로서 나타낸 전파원 상대 위치 데이터(78)를 포함하는 방사 전파 데이터(71)를 생성하는 빔 형상 데이터 생성부(21)를 구비한다.

    When a radiation pattern of an antenna is measured in an environment where a radio wave is reflected, it is difficult to measure the radiation pattern with high accuracy due to an influence of multipath. A radio wave measurement system includes: an aerial moving body 3 to move or to hover above a measurement target antenna 30 for radiating a radio wave 2 in a sky direction; and a position measurer 18H to measure a time added position of the aerial moving body. The aerial moving body 3 includes a measurement antenna 14 to receive the radio wave 2 and a radio wave measurer 15 to measure time-added received radio wave data 73H including at least one of an amplitude and a phase of the radio wave 2 received by the measurement antenna 14. The aerial moving body 3 further includes a beam shape data generator 21 to generate radiated radio wave data 71 including the received radio wave data 73H and the radio wave source relative position data 78 representing measurement point data 74H that is a position of the aerial moving body 3 at a point of time when the received radio wave data 73H is measured as a relative position with respect to the measurement target antenna 30.


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    Titel :

    WIRELESS POWER TRANSMISSION DEVICE AND SYSTEM FOR TRANSMITTING POWER TO FLYING BODY


    Weitere Titelangaben:

    무선 송전 장치 및 공중 이동체로의 송전 시스템


    Erscheinungsdatum :

    2021-04-02


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Koreanisch


    Klassifikation :

    IPC:    H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B64C AEROPLANES , Flugzeuge / B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT / G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES



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