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김근영,김광선,명정호,윤찬호,신우람,김철순,고영조,문성현,김경표,김태중,Kim, Keunyoung,Kim, Kwang Seon,Myung, Jungho,Yoon, Chanho,Shin, Wooram,Kim, Cheulsoon,Ko, Young Jo,Moon, Sunghyun,Kim, Kyeongpyo,Kim, Tae Joong 한국전자통신연구원 2019 전자통신동향분석 Vol.34 No.1
The capacity of wireless communications has been considered to be restricted by their fundamental limits, which were first formulated by Shannon in 1948. These limits are for the communication environment that is composed of a transmitter and receiver pair. However, there are usually more than one simultaneously communicating pairs in the environment. In such cases, the capacity is not known. Moreover, performance requirements have been diversified with the development of technology. We believe that wireless communication technologies will eventually progress toward limitless connections. Various wireless transmission and access technologies are introduced in order to overcome their limitations.