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橫电磁波传输室中的驻波问题研究
THEORETICAL INVESTIGATION OF STANDING-WAVE PROBLEMS OF TEM CELLS
【摘要】 横电磁波传输室中的驻波问题已从测量中反映出来,它直接影响横电磁波传输室(TEMCell)的测量应用精度.本文用理论分析的方法,导出了横电磁波传输室的复阻抗、电压和电场与电压驻波比系数(VSWR)之间的定量关系.在导出该关系时,考虑了损耗的影响.
【Abstract】 Experimental data reveal the standing-wave problems of TEM Cells,whichmake notable impact on the measurement accuracy.Through a theoretical investigationpresented in this paper,the relations of TEM Cells’ complex impedance,voltage and elec-tric field versus voltage-standing-wave-ratio(VSWR)are derived in expressions.The influ-ence of transmission loss in TEM Cells is also considered in the derivation of these expres-sions.
【关键词】 横电磁波传输室;
电压驻波比;
电磁兼容性;
电磁测量与计量;
【Key words】 TEM cells; VSWR; Electomagnetic Compatibility; eletromagnetic measurement and metrology;
【Key words】 TEM cells; VSWR; Electomagnetic Compatibility; eletromagnetic measurement and metrology;
【基金】 电子科技大学青年科学基金
- 【文献出处】 电子科技大学学报 ,Journal of University of Electronic Science and Technology of China , 编辑部邮箱 ,1990年06期
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