그림 1. 시스템 구성 Fig. 1 Structure of developed system
그림 2. (a) 기존 시스템과 (b) 개발 시스템의 네트워크 연결 비교 Fig. 2 Network comparison between (a) convensional system and (b) developed system
그림 3. 전류 및 전압측정 회로 구조 Fig. 3 Structure of current and voltage measurement circuit
그림 4. 메인보드 구성 Fig. 4 Schematic of main board
그림 5. 전압입력을 위한 아날로그 프론트 엔드 Fig. 5 Analog front end for voltage inputs
그림 6. 전류입력을 위한 아날로그 프론트 엔드 Fig. 6 Analog front end for current inputs
그림 7. HCU를 위한 DC-PLC 회로 Fig. 7 DC-PLC dircuit for HCU
그림 9. 테스트 장면 Fig. 9 A view of system testing
그림 8. (a) 포그라운드 프로세스, (b) 백그라운트프로세스, (c) HCU 프로세스 Fig. 8 (a) Foreground process, (b) Background process, (c) HCU process
표 1. 원격검침과 첨단계량인프라 비교 Table 1. Comparison of AMR and AMI
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