개시된 기술은 비동기적으로 수신된 OFDM 신호 검파 방법 및 장치에 관한 것으로, 드론이 재난현장에 구조신호를 브로드캐스팅하는 단계; 상기 드론이 복수개의 안테나를 이용하여 상기 재난현장에 위치한 복수의 구조자 단말기들로부터 상기 구조신호에 대한 복수개의 구조요청 신호를 각각 수신하는 단계; 및 상기 드론이 딥러닝 모델을 이용하여 상기 복수개의 구조요청 신호를 검파하는 단계;를 포함한다.

    A disclosed technology relates to a method and device for detecting asynchronously received OFDM signals, comprising: a step of broadcasting, by a drone, a rescue signal to a disaster site; a step of receiving, by the drone, each of a plurality of rescue request signals for the rescue signal from a plurality of rescuer terminals located at the disaster site using a plurality of antennas; and a step of detecting, by the drone, the plurality of rescue request signals using a deep learning model. Therefore, the present invention is capable of having an effect in quickly determining the number of people requesting rescue.


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    Title :

    OFDM METHOD AND DEVICE FOR DETECTING ASYNCHRONOUSLY RECEIVED ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING SIGNAL


    Additional title:

    비동기적으로 수신된 OFDM 신호 검파 방법 및 장치


    Publication date :

    2024-07-10


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    H04J Multiplex-Verkehr , MULTIPLEX COMMUNICATION / B64C AEROPLANES , Flugzeuge / B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT / H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION , Übertragung digitaler Information, z.B. Telegrafieverkehr



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    YANG HYUN JONG / NOH HYEON HO / LEE HA RIM et al. | European Patent Office | 2023

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