OFDM Orthogonal FrequencyDivision Multiplexing 0893008 0893025 0993066 OFDM

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OFDM Orthogonal Frequency-Division Multiplexing 0893008 김은진 0893025 안형진 0993066 이수관

OFDM Orthogonal Frequency-Division Multiplexing 0893008 김은진 0893025 안형진 0993066 이수관

OFDM의 원리 Single-carrier와 FDM 6

OFDM의 원리 Single-carrier와 FDM 6

OFDM의 원리 OFDM spectrum Spectrum of an OFDM sub-channel OFDM spectrum 9

OFDM의 원리 OFDM spectrum Spectrum of an OFDM sub-channel OFDM spectrum 9

OFDM의 원리 Guard Interval � ISI(Inter Symbol Interference)를 제거하기 위해 사용 - Guard Interval이

OFDM의 원리 Guard Interval � ISI(Inter Symbol Interference)를 제거하기 위해 사용 - Guard Interval이 각 symbol에 삽입 Interference 발생 No Guard Interval 11 Interference 억제 Guard Interval Existence

References � 이연규, “ 4세대 이동통신 OFDM 기술 및 특허동향” � 조용수, ”OFDM 기술

References � 이연규, “ 4세대 이동통신 OFDM 기술 및 특허동향” � 조용수, ”OFDM 기술 및 응용” � 조종민, “Cyclic Prefix 및 Windowing for OFDM” � Wikipedia, “Orthogonal Frequency Division Multiplexing” 17

Thank you ! 18

Thank you ! 18

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