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公开(公告)号：KR101386638B1
公开(公告)日：2014-04-18
申请号：KR1020130041139
申请日：2013-04-15
Applicant: 국방과학연구소
CPC classification number: G01R29/0878 , B64F5/60 , H04B7/18506
Abstract: The present invention relates to a system for an electromagnetic environment effect test of an aircraft with an electromagnetic wave transceiver and, more particularly, to a system for an electromagnetic environment effect test of an aircraft with an electromagnetic wave transceiver, capable of securing the performance of the electromagnetic wave transceiver and the aviation stability of the aircraft by accurately checking the electromagnetic compatibility of the electromagnetic wave transceiver and the aircraft and securing reliability, conveniently and safely verifying an electromagnetic environment effect, and securing the safety of the aircraft, a passenger, and a tester.
Abstract translation: 本发明涉及具有电磁波收发器的飞机的电磁环境效应测试系统，更具体地说，涉及具有电磁波收发器的飞机的电磁环境效应测试系统，该系统能够确保 电磁波收发器和飞机的航空稳定性，通过精确检查电磁波收发器和飞机的电磁兼容性，确保可靠性，方便安全地验证电磁环境效应，确保飞机，乘客和 测试人员
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公开(公告)号：KR101408074B1
公开(公告)日：2014-06-18
申请号：KR1020130041142
申请日：2013-04-15
Applicant: 국방과학연구소
CPC classification number: G01R29/0878 , B64F5/60 , H04B7/18506
Abstract: The present invention relates to an airplane mounting device for evaluating the electromagnetic environmental effects of an airplane having an electromagnetic wave transceiving device and, more specifically, to an airplane mounting device for evaluating the electromagnetic environmental effects of an airplane having an electromagnetic wave transceiving device capable of accurately checking the electromagnetism compatibility of the airplane and the electromagnetic wave transceiving device to obtain reliability and conveniently evaluating the electromagnetic environmental effects by stably supporting the airplane having the electromagnetic transceiving device while being separated from the bottom surface. The airplane mounting device for evaluating the electromagnetic environmental effects of an airplane having an electromagnetic wave transceiving device according to the present invention comprises multiple mounting units installed in the floor corresponding to the wheel positions of the airplane; multiple electromagnetic wave absorbers attached to the mounting units; and a wheel fixing unit mounted on the top surface of the mounting units to fix the wheels of the airplane. The present invention can minimize the effects of reflective waves by arranging the electromagnetic wave absorbers while the airplane having the electromagnetic wave transceiving device is separated from the floor. Accordingly, the present invention can accurately check the electromagnetism compatibility of the airplane and the electromagnetic wave transceiving device and can obtain the reliability to verify the flight stability of the airplane and the performance of the electromagnetic wave transceiving device. Also, the present invention can conveniently and safely verify the electromagnetic environmental effects by stably mounting and fixing the wheels of the airplane with the wheel fixing unit arranged to enable forward and backward movement.
Abstract translation: 本发明涉及一种用于评估具有电磁波收发装置的飞机的电磁环境影响的飞机安装装置，更具体地，涉及一种用于评估具有电磁波收发装置的飞机的电磁环境影响的飞机安装装置 准确地检查飞机和电磁波收发装置的电磁兼容性，以便通过在与底面分离的同时稳定地支撑具有电磁收发装置的飞机而获得可靠性并方便地评估电磁环境影响。 根据本发明的用于评估具有电磁波收发装置的飞机的电磁环境影响的飞机安装装置包括安装在与飞机的车轮位置相对应的地板中的多个安装单元; 附接到安装单元的多个电磁波吸收器; 以及安装在安装单元的顶表面上以固定飞机的车轮的车轮固定单元。 本发明通过在具有电磁波收发装置的飞机与地板分离的同时布置电磁波吸收器来最小化反射波的影响。 因此，本发明可以准确地检查飞机和电磁波收发装置的电磁兼容性，并且可以获得验证飞机的飞行稳定性和电磁波收发装置的性能的可靠性。 此外，本发明可以通过以布置成能够前后移动的轮固定单元来稳定地安装和固定飞机的车轮来方便和安全地验证电磁环境效果。
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Patent Agency Ranking
公开(公告)号：KR102216141B1
公开(公告)日：2021-02-16
申请号：KR1020190157688
申请日：2019-11-29
Applicant: 국방과학연구소 , 서울대학교산학협력단
Abstract: 다중기지국대용량안테나시스템내 기지국들의온/오프를결정하는장치및 방법을제공한다. 본발명에서는, 기지국들에서추정된사용자단말들의다운링크채널정보를장단기메모리(long short-term memory)의입력으로수신하고, 비지도학습을통해상기장단기메모리를학습시킬수 있다. 본발명에서는학습된장단기메모리를이용하여상기기지국들의온/오프를결정할수 있다.
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公开(公告)号：KR102046033B1
公开(公告)日：2019-11-18
申请号：KR1020180008793
申请日：2018-01-24
Applicant: 국방과학연구소 , 고려대학교 산학협력단
IPC: H04B7/06 , H04B7/04 , H04B7/0452
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公开(公告)号：KR101846227B1
公开(公告)日：2018-04-06
申请号：KR1020160146801
申请日：2016-11-04
Applicant: 국방과학연구소
CPC classification number: H04B7/18504 , B64C39/024 , B64C2201/146 , G08G5/0069 , H04L43/18 , H04L61/2503
Abstract: 본발명에따른영상정보용데이터링크의공중중계를위한무인기간의영상정보용데이터링크의안테나추적방법은, 조종통제데이터링크를통해송신, 수신되는무인기의상태정보중 무인기의위치정보를선택적으로대향무인기로부터수신하는단계; 및상기대향무인기의위치정보를이용하여영상정보용데이터링크의안테나방향을대향무인기위치로추적하는단계를포함하고, 무인기와지상장비가 1 대 1로구성되어무인기간에위치정보를교환할수 없어서공중중계링크구성시 대향무인기간에안테나를추적할수 없는문제를해결할수 있다.
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公开(公告)号：KR101883557B1
公开(公告)日：2018-07-30
申请号：KR1020160111805
申请日：2016-08-31
Applicant: 국방과학연구소
IPC: H04L27/26
Abstract: 본발명은영상정보용데이터링크통신장비를통해수신되는수신신호와기준신호저장기에저장된프리앰블(preamble) 기준신호로부터최대상관값을검출하여프리앰블시작점을판단하되, 상기프리앰블기준신호의길이를원 프리앰블신호길이의두 배로증가시킨것을특징으로하는영상정보용데이터링크통신장비의프리앰블시작점판단장치로서, 본발명에의하면, 영상정보용데이터링크통신장비의프레임구조에서프리앰블의길이를증가시키지않고도프리앰블의시작점을정확하게판단하는확률을증가시킬수가있다.
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公开(公告)号：KR101603144B1
公开(公告)日：2016-03-14
申请号：KR1020150056717
申请日：2015-04-22
Applicant: 국방과학연구소
Abstract: 본발명은디지털수신기에관한것으로서, 더욱상세하게는, 아날로그디지털컨버터의포화를방지하는것이가능한디지털수신기에관한것이다. 본발명의일 실시예에따른디지털수신기는, 아날로그신호를디지털신호로변환하여출력하는 A/D 컨버터부및 상기 A/D 컨버터부의전단에연결되고, 외부로부터수신된아날로그입력신호중 상기 A/D 컨버터부의동적범위(Dynamic Range)를초과하는포화레벨을가지는아날로그입력신호의진폭을제한하여상기 A/D 컨버터부로전송하는아날로그프론트엔드(Analog Front End) 회로를포함한다. 이를통하여, 본발명에서는 A/D 컨버터의샘플링속도를낮추거나동적범위를증가시키지않으면서도 A/D 컨버터의동적범위를초과하는포화레벨의신호가입력되었을때 A/D 컨버터의출력신호가왜곡되는것을방지할수 있다.
Abstract translation: 数字接收机技术领域本发明涉及一种数字接收机，尤其涉及能够防止模数转换器饱和的数字接收机。 根据本发明实施例的数字接收机包括：A / D转换器单元，将模拟信号转换为数字信号并输出; 模拟前端电路连接到A / D转换器的前端，并且在从外部接收的模拟输入信号中限制具有超过A / D转换器的动态范围的饱和电平的模拟输入信号的幅度 并将模拟输入信号发送到A / D转换器单元。 根据本发明，当A / D转换器的采样率不降低或A / D转换器的动态范围不增加时，可以防止A / D转换器的输出信号的失真， 输入饱和电平超过A / D转换器的动态范围。
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