1. Seismology DepartmentNational Seismic Network LaboratoryNational Research Institute of Astronomy and GeophysicsElmarsad Street, HelwanCairo11421Egypt
2. Electronics and Communications Engineering DepartmentAmerican University in CairoAUC AvenueNew Cairo11835Egypt
3. Center for Japan‐Egypt Cooperation in Science and TechnologyKyushu University744 Motooka, Nishi‐kuFukuoka‐shi819‐0395Japan