무인기 기술이 고도화됨에 따라 지상 관제국과의 끊
김 없는 통신 연결은 안전한 임무 수행을 위한 필수
요소가 되었다. 기존의 단일 링크 방식은 도심의 빌딩
숲이나 전파 방해 지역에서 통신 두절의 위험이 크며, 이는 기체 손실이나 사고로 이어질 수 있다. 본 논문
에서는 5G, UHF, WiFi 등 서로 다른 특성을 가진 다
중 통신 링크를 통합 운영하여 특정 링크의 품질 저하
시에도 데이터 손실 없이 즉각적으로 전환이 가능한
다중 링크 통신 시스템을 제안한다. 제안 시스템은 하
드웨어 기반의 프레임 관리와 소프트웨어 제어 로직을
결합하여 초저지연 통신 성능을 목표로 한다. 이를 통
해 무인기 운용의 신뢰성을 획기적으로 높이고, 복합
적인 통신 환경에서도 실시간 관제 데이터의 무결성을
보장하는 기술적 기틀을 마련하고자 한다.
Keyword
Unmanned Aerial Vehicle(무인기), Multiple Link Communication(다중 링크 통신), 5G Private Network(5G 특화망), Seamles Protection Switching(심리스 보호 절체)
The materials provided on this website are subject to copyrights owned by ETRI and protected by the Copyright Act. Any reproduction, modification, or distribution, in whole or in part, requires the prior explicit approval of ETRI. However, under Article 24.2 of the Copyright Act, the materials may be freely used provided the user complies with the following terms:
The materials to be used must have attached a Korea Open Government License (KOGL) Type 4 symbol, which is similar to CC-BY-NC-ND (Creative Commons Attribution Non-Commercial No Derivatives License). Users are free to use the materials only for non-commercial purposes, provided that original works are properly cited and that no alterations, modifications, or changes to such works is made. This website may contain materials for which ETRI does not hold full copyright or for which ETRI shares copyright in conjunction with other third parties. Without explicit permission, any use of such materials without KOGL indication is strictly prohibited and will constitute an infringement of the copyright of ETRI or of the relevant copyright holders.
J. Kim et. al, "Trends in Lightweight Kernel for Many core Based High-Performance Computing", Electronics and Telecommunications Trends. Vol. 32, No. 4, 2017, KOGL Type 4: Source Indication + Commercial Use Prohibition + Change Prohibition
J. Sim et.al, “the Fourth Industrial Revolution and ICT – IDX Strategy for leading the Fourth Industrial Revolution”, ETRI Insight, 2017, KOGL Type 4: Source Indication + Commercial Use Prohibition + Change Prohibition
If you have any questions or concerns about these terms of use, or if you would like to request permission to use any material on this website, please feel free to contact us
KOGL Type 4:(Source Indication + Commercial Use Prohibition+Change Prohibition)
Contact ETRI, Research Information Service Section
Privacy Policy
ETRI KSP Privacy Policy
ETRI does not collect personal information from external users who access our Knowledge Sharing Platform (KSP). Unathorized automated collection of researcher information from our platform without ETRI's consent is strictly prohibited.
[Researcher Information Disclosure] ETRI publicly shares specific researcher information related to research outcomes, including the researcher's name, department, work email, and work phone number.
※ ETRI does not share employee photographs with external users without the explicit consent of the researcher. If a researcher provides consent, their photograph may be displayed on the KSP.