Simple analysis of BER performance for BPSK and MQAM over fading channel

HA AL-Khafaji, HM AlSabbagh - International Journal of …, 2017 - journal.uob.edu.bh
In communication systems during convey messages through wireless channels many factors
may effect quality of the messages. Multipath fading, interference and signals phase shift …

Radiation measurements at the campus of Fukushima Medical University through the 2011 off the Pacific Coast of Tohoku earthquake and subsequent nuclear power …

T Kobayashi - Fukushima Journal of Medical Science, 2012 - jstage.jst.go.jp
An earthquake, Tohoku region Pacific Coast earthquake, occurred on the 11th of March,
2011, and subsequent Fukushima nuclear power plant accidents have been stirring natural …

The deviation, density, and depth of partially ordered sets

WG Lau, ML Teply, AK Boyle - Journal of Pure and Applied Algebra, 1989 - Elsevier
Let P be a poset, and let γ be a linear order type with| γ|≥ 3. The γ-deviation of P, denoted
by γ-dev P, is defined inductively as follows:(1) γ-dev P= 0, if P contains no chain of order …

Studies of the correlation between the global radiation, ultraviolet radiation, cosmic radiation, sunspot number and meteorological parameters

WE Alnaser, MJ Alothman - Astrophysics and space science, 1991 - Springer
The correlation between the ratio of the global irradiation to the extraterrestrial solar
radiation (H/H 0), and the ratio of the ultraviolet solar irradiation to the extraterrestrial solar …