[1] SHAN Chenggan, SHAN Yufeng, YAO Lei et al[M]. Principle and application of radio frequency identification (RFID), 210-254(2021).

[2] LIN Changlu[M]. Antenna Engineering Manual, 239-267(2002).

[3] Senić D, Poljak D, Šarolić A. Simulation and measurements of electric and magnetic fields of an RFID loop antenna anti-theft gate system[J]. Journal of Communications Software and Systems, 6, 133(2010).

[4] Zradziński P, Karpowicz J, Gryz K. Electromagnetic energy absorption in a head approaching a radiofrequency identification (RFID) reader operating at 13.56 MHz in users of hearing implants versus non-users[J]. Sensors, 19, 3724(2019).

[5] Ali Shah I, Yoo H. Assessing human exposure with medical implants to electromagnetic fields from a wireless power transmission system in an electric vehicle[J]. IEEE Transactions on Electromagnetic Compatibility, 62, 338-345(2020).

[6] Zradziński P, Karpowicz J, Gryz K et al. An evaluation of electromagnetic exposure while using ultra-high frequency radiofrequency identification (UHF RFID) guns[J]. Sensors, 20, 202(2019).

[7] Zradziński P, Karpowicz J, Gryz K et al. Modelling and evaluation of the absorption of the 866 MHz electromagnetic field in humans exposed near to fixed I-RFID readers used in medical RTLS or to monitor PPE[J]. Sensors, 21, 4251(2021).

[9] DU Qingzhong, LU Mai. Safety assessment of electromagnetic exposure of quadruple-circuit AC transmission line with 1 000 kV/500 kV dual voltage on the same tower[J]. Journal of Radiation Research and Radiation Processing, 38, 020602(2020).

[10] Priyadarshini S J, Hemanth D J. Investigation and reduc-tion methods of specific absorption rate for biomedical applications: a survey[J]. International Journal of RF and Microwave Computer-Aided Engineering, 28, e21211(2018).

[11] ZHOU Wenying, LU Mai. Health risk assessment of the radio frequency electromagnetic field generated by subway cab’s double yagi-uda antennas[J]. High Voltage Engineering, 42, 2549-2557(2016).

[12] National Ergonomic Standardization Technical Committee [S](1988).

[13] Cole K S, Cole R H. Dispersion and absorption in dielectrics I. alternating current characteristics[J]. Journal of Chemical Physics, 9, 341-351(1941).

[14] Gabriel C, Gabriel S, Corthout E. The dielectric properties of biological tissues: I. Literature survey[J]. Physics in Medicine and Biology, 41, 2231-2249(1996).

[15] Gabriel S, Lau R W, Gabriel C. The dielectric properties of biological tissues: III. Parametric models for the dielectric spectrum of tissues[J]. Physics in Medicine and Biology, 41, 2271-2293(1996).

[16] Gabriel S, Lau R W, Gabriel C. The dielectric properties of biological tissues: III. Parametric models for the dielectric spectrum of tissues[J]. Physics in Medicine and Biology, 41, 2271-2293(1996).

[17] ZHAO Xueming, LU Mai. Safety assessment of electromagnetic exposure for wireless charging of cardiac pacemakers[J]. Journal of Radiation Research and Radiation Processing, 40, 020302(2022).

[18] LI Jin, LU Mai. Safety evaluation on electromagnetic exposure of radio frequency antenna in typical subway platform[J]. China Railway Science, 41, 157-164(2020).

[19] International Commission on Non-Ionizing Radiation Protection (ICNIRP) . Guidelines for limiting exposure to electromagnetic fields (100 kHz to 300 GHz)[J]. Health Physics, 118, 483-524(2020).

[20] Lu M, Ueno S. Safety assessment of H-coil for nursing staff in deep transcranial magnetic stimulation[J]. IEEE Magnetics Letters, 13, 1-5(2022).

[21] Lu M, Ueno S. Comparison of the induced fields using different coil configurations during deep transcranial magnetic stimulation[J]. PLoS One, 12, e0178422(2017).

[22] PANG Xiaofeng[M]. Bioelectromagnetics, 131-182(2008).