Meet the editor

Somayeh was born in 1982 in Shemiran, Tehran. She went to secondary school of Dr. Mahmoud Hessabi in Shemiran, Tehran. She finished her high school in 1998 specializing in Math and Physics in Kherad private school managed by Dr. Esmat Mohammadi and received her diplomas in 1999 in Math, Physics, and Computer Science from Tolou pre-college institute, and TVTO, Karaj. She tool trained with Hormoz Haghighi at Saba

Animation broadcasting institute. Somayeh Mohammady, BSc, MSc, PhD, is from Shemiran, Tehran. She earned a BSc in Electronic Engineering from Azad University of Naein, where she built and assembled two line-following robots using infrared sensors and DC/AC motors. She earned her graduate degrees in Electronic Engineering from University Putra Malaysia (UPM). For her MSc, she worked under the supervision of Dr. M. Nizar Hamidon on Power Amplifier (PA) Linearization, and for her PhD, she worked under the supervision of Prof. Roslina M. Sidenk and Dr. Nasri Sulaiman on Peak-to-Average Power Ratio (PAPR) reduction/Crest Factor Reduction (CFR). Dr. Mohammady has experience working as an engineer for Tabesh Tablo, Teta, and the Symmid Corporation. She also works as a postdoc researcher and teaching assistant. She is with the CONNECT research group in the Department of Electronic Engineering at Maynooth University (MU), Maynooth, Kildare, Ireland. Dr. Mohammady has authored 22 publications, and co-authored more than 20 publications worldwide, including conference and journal articles, book chapters, and books.

Contents

**Section 1**

Technologies

Multiplexing

**Section 3**

**Section 4**

with Retransmissions

**Section 2**

**Preface III**

Introduction **1**

**Chapter 1 3**

Multiplexing Basics **7**

**Chapter 2 9**

**Chapter 3 29**

MIMO and 5G **45**

**Chapter 4 47**

Optic Applications **69**

**Chapter 5 71**

**Chapter 6 89**

Coherent Receiver for Turbo Coded Single-User Massive MIMO-OFDM

Direct Sequence-Optical Code-Division Multiple Access (DS-OCDMA):

Optically Multiplexed Systems: Wavelength Division Multiplexing *by Meena Dasan, Fredy Francis, Kundil T. Sarath, Elambilayi Dipin* 

Introductory Chapter: Multiplexing History - How It Applies to Current

*by Somayeh Mohammady and Pooria Varahram*

*by Vijayakumar Nandalal and M.S. Sumalatha*

*by Pedram Kheirkhah Sangdeh and Huacheng Zeng*

Overview of Multiplexing Techniques in Wireless Networks

*by K. Vasudevan, Shivani Singh and A. Phani Kumar Reddy*

Receiver Structures for Performance Improvement

*by Younes Zouine and Zhour Madini*

*and Talabattula Srinivas*
