표 1. | Table 1. 측정 거리에 따라 레이다 센서를 이용하여 검출된 생체신호 정확도 | Detection accuracy of vital signs depending on measurement distances by using the radar sensor.

Distance (cm) Respiration Heart rate
Radar (BPM) Reference (BPM) Error (%) Radar (BPM) Reference (BPM) Error (%)
20 13.67 13.69 −0.13 75.24 72.00 4.50
40 13.67 13.69 −0.13 70.08 70.02 0.09
60 15.38 15.41 −0.16 66.66 66.84 −0.27
80 13.67 14.06 −2.77 64.98 65.16 −0.28
100 17.09 17.11 −0.09 64.98 65.16 −0.28
120 17.09 15.48 10.43 64.98 66.84 −2.78
140 N/A 13.69 N/A N/A 66.84 N/A