최근 다양한 모바일 스마트 기기 및 앱의 활발한 사용, 클라우드 서비스의 등장 등으로 과거 어느 때보다 전송속도에 대한 사용자의 요구가 증대하고 있다. 또한WCDMA/HSPA, cdma2000/EV-DO, WiMAX 등의 복수 표준으로 대표되었던 3G/3.5G 때와는 달리 LTE가 4G의 거의 유일한 표준으로 정착되고 있는 상황이다. 본 논문은 LTE 기반으로 LTE보다 10배 빠른 전송속도를 달성하기 위해 연구되고 있는 B4G(Beyond 4G) 기술 및 동향에 대하여 기술한다.
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