• Research Areas
1. Communicaton-Computing Co-Design for Real-Time Computer Vision Services

• Goal
• Maximizing the performance of semantic communications and implementing a real-time computer vision transmission system


• Approach
• Joint optimization of communication and computing resources
• Breakthrough the tradeoff performances among fidelity, energy, and delay


• Issues
• Maximizing accuracy while ensuring end-to-end latency for real-time intelligent surveillance services
• Minimizing energy consumption while guaranteeing precision for real-time immersive 3D/VR monitoring services
• Minimizing energy-latency costs while ensuring fidelity for real-time interactive XR conferencing services
• Implementation and performance evaluation of a real-time computer vision transmission system in virtual and real environments

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2. Energy-Efficient Protocol for 6G Vertical Communications

• Goal
• Maximizing energy efficiency in 6G vertically integrated networks with mobile devices, UAVs, and satellites


• Approach
• Research on wireless energy harvesting UAV communication systems
• Research on context-aware low-power satellite communication networks
• Research on energy-efficient integrated terrestrial–aerial–satellite networks


• Issues
• Minimizing energy consumption in UAV systems with wireless energy transfer and harvesting
• Maximizing the lifetime of satellite networks while ensuring end-to-end QoS in LEO satellite communication networks
• Maximizing energy efficiency in 6G integrated terrestrial–aerial–satellite networks

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3. Machine Learning-based Communications and Networks

• Goal
• Achieve fully autonomic operation, maximum throughput, minimum cost through machine learning


• Approach
• Solve CN & SON issues by applying ML algorithm


• Issues
• ML-based Optimization of Communication Networks
• Deep Learning-based Resource Allocation and Optimization
• Multi-Agent Reinforcement Learning Algorithms for Optimization
• Computing and Networking for Machine Learning Services
• Joint Optimization of Cooperative Inference and Resource Allocation for Intelligent Surveillance
• In-Network Computing for 3D Video Transmission

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4. Bio-Inspired Self-Organizing Communication and Networks

• Goal
• Achieve a self-organized networking with low overhead while gauranteeing user quality of service


• Approach
• Apply bio-inspired algorithms (e.g., ACO, Flocking algorithm, Firefly synch/desync., etc)


• Issues
• Bio-Inspired Routing
• Regional Route Maintenance Protocol Based on Local Pheromone Diffusion
• Bio-Inspired Routing Protocol Based on Pheromone Diffusion
• Bio-Inspired Resource Management
• Bio-inspired Resource Allocation Algorithms and MAC Protocol Design
• Bio-Inspired Transmit Power Control
• Bio-inspired Fair Resource-Allocation Algorithm
• Bio-Inspired Energy Saving
• Biologically Inspired Power Control Algorithm for Energy-Efficient Cellular Networks
• Bio-Inspired Uplink Power Control for Energy-Efficient Mobile Stations
• Bio-Inspired Fast Consensus
• Optimal Number of Neighbors for Fast Consensus
• Coverage Control for Fast Consensus
• Performance Evaluation of Biologically Inspired Consensus Algorithm
• Bio-Inspired System Modeling and Engineering
• Principles, Applications, and Challenges of Synchronization in Nature
• Self-Organization in Mobile Networking Systems
• 생체모방 알고리즘 기반 통신 네트워크 기술
• 자연계 동조 현상의 이해와 공학적 활용 방안

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5. Next-Generation Wireless Communications and Networks

• Goal
• Maximize data rate and energy efficiency while guaranteeing the seamless connectivity


• Issues
• Wireless Energy Harvesting
• Adaptive Wireless-powered Relaying Protocols
• Wireless-Powered Two-Way Relaying Protocols
• Harvest or Access Protocol (IEEE TVT submitted)
• Cooperative Interference Management
• Cyclic Interference Alignment
• Hierarchical Interference Alignment
• Interfering Channel Alignment
• Device-to-Device Communication Assisted Interference Mitigation
• Distributed Resource Management & Access Control
• MP-CSMA/CR
• Carrier Sense Multiple Access with Collision Resolution (CSMA/CR)
• Distributed Transmit Power Control
• Joint Scheduling and Power Control
• Ultra-Low Power Management
• User State Transition Mechanisms
• LTE Power-Saving Mechanisms
• Power-Saving Mode for Mobile VoIP Services
• Seamless Connectivity Management
• Ad Hoc Cooperative Vertical Handoff
• Vertical Handover for Multi-Layered Real-Time Video
• Opportunistic Vertical Handover
• Optimal Handover Decision Algorithms
• Energy-aware Source Routing in MANET

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• Research Projects
1. Mar. 2022 - Feb. 2025: 6G 수직적 이동통신 환경에서 에너지 효율적인 통신 프로토콜 연구, 한국연구재단 중견연구 (책임)
2. Mar. 2022 - Feb. 2023: 무선 전력 통신 네트워크에서 최적의 멀티홉 전송 방식, 한경대 (책임)
3. Apr. 2022 - Nov. 2022: 고밀도 드론 분포 환경에서 저전력 드론 식별을 위한 시스템 시뮬레이터 제작, ETRI (참여)
4. Mar. 01, 2022 - Nov. 30, 2022: 5G NR 스몰셀 클러스터 환경에서 머신러닝 기반 에너지 효율 최적화 연구, ETRI (참여)
5. Apr. 16, 2021 - Nov. 15, 2021: 저전력 드론 식별을 위한 시스템 레벨 시뮬레이터 제작, ETRI (참여)
6. Mar. 01, 2021 - Oct. 31, 2021: 고밀집 5G 스몰셀 클러스터 환경에서 인공지능 기반 핸드오버 기술을 통한 에너지 절감 알고리즘 연구, ETRI (참여)
7. June 2019 - Feb. 2022: 무선 네트워크의 에너지 중립적 운영을 위한 네트워크 구조 및 통신 프로토콜 연, 한국연구재단 중견연구 (책임)
8. June 01, 2020 - Nov. 30, 2020: 5G NR기반의 스몰셀 클러스트 에너지 절감을 위한 최적화 알고리즘 연구, ETRI (참여)
9. Mar. 16, 2020 - Nov. 15, 2020: 드론 분포에 따른 ALOHA 계열 시스템 성능 비교 연구, ETRI (참여)
10. June 15, 2019 - Nov. 30, 2019: 군집 드론 운용 환경에서의 효율적 식별을 위한 그룹 스케쥴링 방식 연구, ETRI (참여)
11. May 2017 - Feb. 2019: 개방형 5G 표준 모델 개발, 기가코리아사업단, 미래창조과학부 (참여)
12. June 2016 - May 2019: 만물 인터넷 환경에서 자연계 군집 지능 기반 분산 저전력 통 한국연구재단 신진연구 (책임)
13. Apr. 2013 - Mar. 2018: 단말 협업형 Giga급 스마트 클라우드릿 핵심기술 개발, 방송통신위원회 (참여)
14. July 2011 - June 2017: 물류센터 관리를 위한 저전력 사물 통신 및 네트워크 기술 연구, GRRC (참여)
15. Sep. 2011 - Aug. 2016: 차세대 이종 무선망에서 네트워크 지연 시간 변이를 고려한 저전력 통신 프로토콜 연구, 한국연구재단 일반연구 (책임)
16. Apr. 2014 - Apr. 2016: 집단생태특성기반 자율기동망 무선자원 및 경로 제어알고리즘 연구, ADD (참여)
17. July 2014 - Jan. 2015: 5G 서비스 시나리오 연구, ETRI (참여)
18. June 2012 - Jan. 2013: 인접 인터넷 서비스 분석 및 요구사항 도출 연구, ETRI (참여)
19. Apr. 2012 - Jan. 2013: 자율네트워크 환경 기반 Distributed MAC 및 무선자원 관리 기술 개발, 방송통신위원회 (참여)
20. June 2011 - Dec. 2011: 4G+ 무선환경에서의 핵심 요소 기술 연구, KT (책임)
21. Mar. 2011 - Feb. 2012: Distributed Resource Management for Large-Scale Networks, 한경대 (책임)