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Low-latency 5G architectures for mission-critical Internet of Things (IoT) services
최창순,박종한,나민수,조성호,Choi, Changsoon,Park, Jong-Han,Na, Minsoo,Jo, Sungho The Korea Institute of Information and Commucation 2015 정보와 통신 Vol.32 No.9
This paper presents design methodologies for 5G architecture ensuring lower latency than 4G/LTE. Among various types of 5G use cases discussed in standardization bodies, we believe mobile broadband, massive IoT(Internet of Things) and mission-critical IoT will be the main 5G use cases. In particular, a mission-critical IoT service such as remote controlled machines and connected cars is regarded as one of the most distinguished use cases, and it is indispensable for underlying networks to support sufficiently low latency to support them. We identify three main strategic directions for end-to-end network latency reduction, namely new radio access technologies, distributed/flat network architecture, and intelligent end-to-end network orchestration.
Low-latency 5G architectures for mission-critical Internet of Things (IoT) services
Changsoon Choi(최창순),Jong-Han Park(박종한),Minsoo Na(나민수),Sungho Jo(조성호) 한국통신학회 2015 정보와 통신 Vol.32 No.9
This paper presents design methodologies for 5G architecture ensuring lower latency than 4G/LTE. Among various types of 5G use cases discussed in standardization bodies, we believe mobile broadband, massive IoT(Internet of Things) and mission-critical IoT will be the main 5G use cases. In particular, a mission-critical IoT service such as remote controlled machines and connected cars is regarded as one of the most distinguished use cases, and it is indispensable for underlying networks to support sufficiently low latency to support them. We identify three main strategic directions for end-to-end network latency reduction, namely new radio access technologies, distributed/flat network architecture, and intelligent end-to-end network orchestration.
Towards Scalable and Cost-efficient Software-Defined 5G Core Network
박종한,최창순,정상수,나민수,조성호,Park, Jong Han,Choi, Changsoon,Jeong, Sangsoo,Na, Minsoo,Jo, Sungho The Korea Institute of Information and Commucation 2016 정보와 통신 Vol.33 No.6
Network and network functions virtualization (NFV) promise a number of attractive benefits and thus have driven mobile network operators to transform their previously static networks to more dynamic and software-defined networks. In this article, we share a mobile network operator's view based on implementation and deployment experiences in the wild during the past few years towards a software-defined 5G core network. More specifically, we present a practical point of view from mobile network operators and elaborate on why some of the virtualization benefits such as total cost of ownership (TCO) reduction are not easily realized as initially intended. Then, we describe 5G visions, services, and their requirements commonly agreed across mobile operators globally. Given the requirements, we then introduce desirable characteristics of 5G mobile core network and its key enabling technologies.
투과성 전자 소자(permeable electronics) 기반 웨어러블 기술 개발 동향
최광훈 ( Kwang-hun Choi ),장호원 ( Ho Won Jang ),임정아 ( Jung Ah Lim ),최창순 ( Changsoon Choi ) 한국공업화학회 2023 공업화학전망 Vol.26 No.3
웨어러블 전자 소자가 차세대 모바일 기기의 이상적인 플랫폼으로 주목을 받으며, 생체와 전자 소자 간의 호환성 향상에 관한 연구가 활발히 이루어지고 있다. 유연 전자 소자의 기계적 호환성을 향상시키는 기술 발전에서 더 나아가, 인체의 다양한 생리학적 조건에 대한 호환성 역시 고려되어야 한다. 투과성 전자 소자(permeable electronics)는 기체, 수분 또는 체액을 투과할 수 있어 인체의 열생리학적 장애를 최소화할 수 있다는 장점을 가지고 있어 장기 착용 안정성 및 생체 호환성 관점에서 크게 주목받고 있다. 따라서, 본 기고문에서는 인체의 생리학적 조건을 고려한 웨어러블 기술 발전의 발전 방향에 대하여 살펴보고 이에 따른 투과성 전자 소자의 구현 전략 및 응용에 관한 연구 동향을 논의하고자 한다.
Towards Scalable and Cost-efficient Software-Defined 5G Core Network
Jong Han Park(박종한),Changsoon Choi(최창순),S angsoo Jeong(정상수),Minsoo Na(나민수),Sungho Jo(조성호) 한국통신학회 2016 정보와 통신 Vol.33 No.6
Network and network functions virtualization (NFV) promise a number of attractive benefits and thus have driven mobile network operators to transform their previously static networks to more dynamic and software-defined networks. In this article, we share a mobile network operator’s view based on implementation and deployment experiences in the wild during the past few years towards a software-defined 5G core network. More specifically, we present a practical point of view from mobile network operators and elaborate on why some of the virtualization benefits such as total cost of ownership (TCO) reduction are not easily realized as initially intended. Then, we describe 5G visions, services, and their requirements commonly agreed across mobile operators globally. Given the requirements, we then introduce desirable characteristics of 5G mobile core network and its key enabling technologies.