Fig. 1. The permeability of the samples. 그림 1. 자심재료의 투자율
Fig. 2. The insertion loss of core. 그림 2. 자심재료의 삽입손실
Fig. 3. Characteristics of Fe-based magnetic core according to annealing temperature. (a) magnetic flux density, (b) permeability. 그림 3. Fe계 자심의 열처리 온도에 따른 특성. (a) 자속밀도, (b) 투자율
Fig. 4. Inductive coupler. (a) Cross sectional view, (b) insertion loss for the number of cores. 그림 4. 유도형 결합기. (a) 단면사진, (b) 코어의 개수에 의한 삽입손실
Fig. 5. Vacuum impregnation device. 그림 5. 진공함침장치
Fig. 6. Impregnation time of core and insertion loss of coupler. 그림 6. 자심의 함침시간과 결합기의 삽입손실
Fig. 7. Experimental setup for inductive PLC test under current change. 그림 7. 전류 변화에 대한 유도형 전력선 통신 실험도
Fig. 8. Insertion loss of coupler due to current change. 그림 8. 전류변화에 의한 결합기의 삽입손실
Fig. 9. Measurement of transmission bandwidth using Jperf. 그림 9. 통신 대역폭을 측정하는 Jperf
Table 1. Type of sample magnetic cores. 표 1. 샘플 자심의 유형
Table 2. PLC performance according to current change and distance. 표 2. 전류와 통신거리에 따른 전력선통신 성능
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