그림 1. 컬러그리드기반 스마트 빌딩용 IoT 도어락 시스템의 예. Fig. 1. Example of a color grid based IoT doorlock system for smart building.
그림 3. 16QAM 송신 전력 18dB 컨스텔레이션 및 트랜지션. Fig. 3. Transmitter constellation and transition of signal with 18dB transmitted power and 16QAM.
그림 4. 송신 전력 18dB의 16QAM 수신기 컨스텔레이션 및 트랜지션. Fig. 4. Receiver constellation and transition of signal with 18dB transmitted power and 16QAM.
그림 5. 송신전력 18dB의 128QAM 수신기 컨스텔레이션 및 트랜지션. Fig. 5. Receiver constellation and transition of signal with 18dB transmitted power and 128QAM.
그림 6. 송신전력 21dB의 128QAM 수신기 컨스텔레이션 및 트랜지션. Fig. 6. Receiver constellation and transition of signal with 21dB transmitted power and 128QAM.
그림 7. 송신전력 21dB의 256QAM 송신기 컨스텔레이션 및 트랜지션. Fig. 7. Transmitter constellation and transition of signal with 21dB transmitted power and 256QAM.
그림 8. 송신전력 21dB의 256QAM 수신기 컨스텔레이션 및 트랜지션. Fig. 8. Receiver constellation and transition of signal with 21dB transmitted power and 256QAM.
그림 9. 혼합변조 기법과 256QAM의 BER. Fig. 9. BER graph of 256QAM and hybrid modulation.
그림 2. (a) 이진 FSK, (b) 이진 FSK+4AM, (c) 이진 FSK+4AM+이진 PPM. Fig. 2. (a) Binary FSK, (b) Binary FSK + 4AM, and (c) Binary FSK + 4AM + Binary PPM.
표 1. 실험 매개 변수값. Table 1. Simulation parameters.
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