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제I장 서론 5

제II장 전자파 인체노출 평가 기준 7

2.1. 전자파 발생 경로와 흡수율 7

2.2. 전자파 인체 노출 기준 9

2.3. 인체 노출에 대한 전자파 강도 측정 12

제III장 실험 및 실험결과 15

3.1. 산란체가 적은 기지국의 전자파 측정 15

3.2. 산란체가 많은 기지국 전자파 측정 19

제IV장 분석 및 고찰 23

4.1. 측정값 분석 및 평가 23

4.1.1. 주파수 별 측정값 분석 23

4.1.2. 기지국 층 별 측정값 분석 25

4.2. 통계 분석 27

4.2.1. HY 기지국 27

4.2.2. HW 기지국 35

4.2.3. HY & HW 기지국 합집합 43

4.3. 통계적 추론 51

4.3.1. 회귀분석 51

4.3.2. 잔차 분석 52

4.4. 고찰 54

제V장 결론 56

참고문헌 58

Abstract 60

List of Tables

Table 1. IEEE standard about SAR protection 9

Table 2. ICNIRP standard about SAR protection 10

Table 3. The basic level of ICNIRP about worker and public 11

Table 4. The standard of electric field strength 14

Table 5. The calculated standard for each frequency 14

Table 6. The measure value from HY base station 17

Table 7. The measure value from HW base station 21

Table 8. The measure value from HY base station against personal protective standard 23

Table 9. The measure value from HY base station against personal protective standard 24

Table 10. The Sum of exposure index for HY base station 25

Table 11. The Sum of exposure index for HW base station 26

Table 12. The regression analysis between the electric field of 868MHz and floor 27

Table 13. The regression analysis between the electric field of 1.86GHz and floor 29

Table 14. The regression analysis between the electric field of 2.14GHz and floor 31

Table 15. The regression analysis between the electric field of 2.64GHz and floor 33

Table 16. The regression analysis between the electric field of 868MHz and floor 35

Table 17. The regression analysis between the electric field of 1.84GHz and floor 37

Table 18. The regression analysis between the electric field of 2.14GHz and floor 39

Table 19. The regression analysis between the electric field of 2.64GHz and floor 41

Table 20. The regression analysis between the electric field of 868MHz and floor 43

Table 21. The regression analysis between the electric field of 1.84GHz and floor 45

Table 22. The regression analysis between the electric field of 2.14GHz and floor 47

Table 23. The regression analysis between the electric field of 2.64GHz and floor 49

Table 24. The regression analysis for each base station and floor 51

Table 25. The residual analysis for each base station and frequency 52

Table 26. The sum of exposure index from the each of the frequencies 54

Table 27. The regression analysis for each base station and frequency 55

List of Figures

Fig. 1. The Level of ICNIRP standard from the each of frequency. 11

Fig. 2. The position of measurement. 12

Fig. 3. HY base station. 15

Fig. 4. The position of measurement from base station. 16

Fig. 5. The electric field of rooftop from HY base station. 18

Fig. 6. HW base station. 19

Fig. 7. The position of measurement from base station. 20

Fig. 8. The electric field of rooftop from HW base station. 22

Fig. 9. Fitted Line Plot for 868MHz electric field from HY base station. 28

Fig. 10. Residual plots for 868MHz electric field form HY base station. 28

Fig. 11. Fitted Line Plot for 1.86GHz electric field from HY base station. 30

Fig. 12. Residual plots for 1.86GHz electric field form HY base station. 30

Fig. 13. Fitted Line Plot for 2.14GHz electric field from HY base station. 32

Fig. 14. Residual plots for 2.14GHz electric field form HY base station. 32

Fig. 15. Fitted Line Plot for 2.64GHz electric field from HY base station. 34

Fig. 16. Residual plots for 2.64GHz electric field form HY base station. 34

Fig. 17. Fitted Line Plot for 868MHz electric field from HW base station. 36

Fig. 18. Residual plots for 868MHz electric field form HW base station. 36

Fig. 19. Fitted Line Plot for 1.84GHz electric field from HW base station. 38

Fig. 20. Residual plots for 1.84GHz electric field form HW base station. 38

Fig. 21. Fitted Line Plot for 2.14GHz electric field from HW base station. 40

Fig. 22. Residual plots for 2.14GHz electric field form HW base station. 40

Fig. 23. Fitted Line Plot for 2.64GHz electric field from HW base station. 42

Fig. 24. Residual plots for 2.64GHz electric field form HW base station. 42

Fig. 25. Fitted Line Plot for 868MHz electric field from HW and HY base station. 44

Fig. 26. Residual plots for 868MHz electric field from HW and HY base station. 44

Fig. 27. Fitted Line Plot for 1.84GHz electric field from HW and HY base station. 46

Fig. 28. Residual plots for 1.84GHz electric field from HW and HY base station. 46

Fig. 29. Fitted Line Plot for 2.14GHz electric field from HW and HY base station. 48

Fig. 30. Residual plots for 2.14GHz electric field from HW and HY base station. 48

Fig. 31. Fitted Line Plot for 2.64GHz electric field from HW and HY base station. 50

Fig. 32. Residual plots for 2.64GHz electric field from HW and HY base station. 50

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