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Since channel multiplexing techniques in communication system is playing a major rule in bandwidth efficiency and channel capacity, therefor this book is handle with one of the most common and efficient channel multiplexing technique which is CDMA ( Code Di vision Multiple Access ), Chapter one is a history and introduction to DSCDMA (Direct Sequence CDMA), Chapter two CDMA & Direct Sequence Spread Spectrum involve CDMA types and applications, Chapter three deals with power control techniques in CDMA in order to increase users capacity and limit the interference for wireless communication...

This open access book presents the proceedings of the first post COVID-19 conference on Education at the University of Sharjah, United Arab Emirates, on March 14-16, 2022. The book offers state-of-the-art approaches and methodologies in education post-COVID-19. It showcases emerging technology utilization in improving the quality of education, teaching and learning. It discusses the transformation of the curriculum, such as course design and delivery, assessment, and instructional methodologies that focus on employment readiness for the ever-evolving job market. Contributions include a wide...

Over their lifetimes, approximately one in every five couples in the United States seeks infertility care. Surprisingly, only half of couples who are trying to become pregnant achieve pregnancy easily and about one in ten American couples of reproductive age are involuntary infertile; male infertility accounts for half of these cases. Despite the relative importance of infertility due to the male, infertility evaluations have traditionally focused on women, because women tend to seek gynecological care and because men often are reluctant to seek advice."