العنوان البديل: A Through-the-Wall Radar Imaging Composite Delay Time Algorithm for Wall with Unknown Parameters Based on Refraction Static Correction.

المؤلفون: 李家强^1,2 ljq@nuist.edu.cn, 刘　然², 徐才秀³, 陈金立^1,2, 陈焱博², 朱艳萍²

المصدر: Telecommunication Engineering. 5/28/2021, Vol. 61 Issue 5, p582-588. 7p.

مصطلحات موضوعية: *PROBLEM solving, ELECTROMAGNETIC wave propagation, RECEIVING antennas, TRANSMITTING antennas, ELECTROMAGNETIC waves, CLUTTER (Radar)

العنوان البديل: Forward simulation of electromagnetic waves in coal gangue model based on improved bidirectional peak-valley search algorithm. (English)

المؤلفون: 史翔予, 司垒, 王忠宾, 魏东, 顾进恒

المصدر: Journal of Mine Automation; Oct2023, Vol. 49 Issue 10, p87-95, 9p

مصطلحات موضوعية: FINITE difference time domain method, ELECTROMAGNETIC wave propagation, MAXWELL equations, ELECTROMAGNETIC waves, SEARCH algorithms

العنوان البديل: Research on the FDTD analysis method of wireless transmission characteristics in underground mine. (English)

المؤلفون: 张高敏, 刘 毅, 彭 铭

المصدر: Coal Science & Technology (0253-2336); 11/15/2022, Vol. 50 Issue 11, p202-212, 11p

مصطلحات موضوعية: ELECTROMAGNETIC wave propagation, WIRELESS communications equipment, ELECTROMAGNETIC waves, TRANSMITTING antennas, DIPOLE antennas, WIRELESS communications, FREE-space optical technology

المؤلفون: ZHANG Haiyong¹ zhoupeng051111@126.com, ZHOU Peng², XU Chi¹, LU Baofeng³

المصدر: Telecommunication Engineering. Jan2015, Vol. 55 Issue 1, p39-44. 6p.

مصطلحات موضوعية: *SIMULATION methods & models, *COMMUNICATION, ATMOSPHERIC electromagnetic wave propagation, ELECTROMAGNETIC waves, MICROWAVE communication systems

العنوان البديل: Influence of carrier frequency on demarcation points of near field in rectangular roadway. (English)

المؤلفون: 焦晓龙, 成凌飞, 张薇静, 陈 诺

المصدر: Coal Science & Technology (0253-2336); Sep2021, Vol. 49 Issue 9, p124-128, 5p

مصطلحات موضوعية: ELECTROMAGNETIC wave propagation, SUBWAY tunnels, ELECTROMAGNETIC waves, ELECTRIC conductivity, SIMULATION software, TUNNELS

المؤلفون: SU Hansheng, ZHAO Liang, LIU Xiuxiang

المصدر: Telecommunication Engineering; Jan2015, Vol. 55 Issue 1, p1-6, 6p

مصطلحات موضوعية: PLASMA sheaths, ELECTROMAGNETIC waves, PLASMA electromagnetic wave propagation, SIMULATION methods & models, ELECTRON density

المؤلفون: FANG Hong-yuan, LIN Gao, ZHANG Bei

المصدر: Journal of Dalian University of Technology / Dalian Ligong Daxue Xuebao; 2012, Vol. 52 Issue 5, p707-712, 6p

مصطلحات موضوعية: MAGNETIC fields, INTERFACE circuits, MAXWELL equations, ELECTROMAGNETIC waves, ELASTIC wave propagation

المؤلفون: ZHAO Ya-ming yamingapple@sohu.com, LI Jiu, MENG Lei, ZHAO Yue-chao

المصدر: Acta Armamentarii. Aug2013, Vol. 34 Issue 8, p1000-1006. 7p.

مصطلحات موضوعية: *CLUTTER (Radar), *ELECTROMAGNETIC waves, *STANDARD atmosphere, *ATMOSPHERIC electromagnetic wave propagation, *ELECTROMAGNETIC theory