Volume 24 (2024)
Volume 23 (2023)
Volume 22 (2022)
Volume 21 (2021)
Volume 19 (2019)
Volume 18 (2018)
Volume 17 (2017)
Volume 16 (2016)
Volume 15 (2015)
Volume 14 (2014)
Volume 13 (2013)
Volume 12 (2012)
Volume 11 (2011)
Volume 10 (2010)
Volume 9 (2009)
Volume 8 (2008)
Volume 7 (2007)
Volume 6 (2006)
Volume 5 (2005)
Volume 4 (2004)
Design and Implementation of Autonomous Quadcopter using SITL Simulator

Hasan M. Qays; Bassim A. Jumaa; Ayman D. Salman

Volume 20, Issue 1 , January 2020, Page 1-15

  In recent years Quadcopter has been used in many applications such as military, security & surveillance, service delivery, disaster rescue and much more due to its flexibility of flying. In this paper, Quadcopter will be used for mail delivery between many locations that is received from the end ...  Read More ...

Optical and Structural investigations of LiNbO3 thin films by PLD

Sarah M. Taleb; Makram A. Fakhri; Salah Aldeen Adnan

Volume 20, Issue 1 , January 2020, Page 16-23

  Lithium niobate (LiNbO3) nanostructure thin film was prepared and deposited on the substrates made of quartz by utilizing pulse laser deposition (PLD) technique. The effect of substrate temperature changing on the optical and structural properties of LiNbO3 films was investigated and studied. The chemical ...  Read More ...

Path loss Optimization in WIMAX Network using Genetic Algorithm

Shahad Nafea; Ekhlas Kadum Hamza

Volume 20, Issue 1 , January 2020, Page 24-30

  The most necessary factors effect on the standard of broadband access services in mobile systems are WIMAX signal throughput and area coverage range. The environment controls are based on the sign power of any radio communication system. The sign power in any base station site relies on the space between ...  Read More ...

A Development of Least Significant Bit Steganography Technique

Mohammed Majid Msallam

Volume 20, Issue 1 , January 2020, Page 31-39

  Recently, the world has been interested in transferring data between different devices. The transmission of data must be encrypted so that the intended receiver can only read and process a secret message. Hence, the security of information has become more important than earlier. This paper proposes the ...  Read More ...

A Review for the Adopted Techniques in Low SNR Communication Systems

Dhafer R. Zaghar; Hadeel N. Abdullah; Ikhlas M. Farhan

Volume 20, Issue 1 , January 2020, Page 40-52

  The study and evaluation of digital communication systems in low signal-to-noise power ratio (LSNR) environments is a hot and important topic due to its wide contemporary applications. This review is an attempt to focus on the most distinctive vital parameters required in the analysis and design of such ...  Read More ...

Enhanced MQTT Protocol by Smart Gateway

Hawraa R. Abdul Ameer; Hamid M. Hasan

Volume 20, Issue 1 , January 2020, Page 53-67

  The MQTT protocol is one of the Internet of Things (loT) application protocols. It is based on publishing/subscribing messaging patterns. This protocol uses a broker to manage the communication between the subscribers and the publishers over the internet. There were two problems associated with the implementation ...  Read More ...

Study of Energy Management in Wireless Visual Sensor Networks

Shuruq Abboud Hashim; Muna Mohammed Jawad; Bassam M.S Wheedd

Volume 20, Issue 1 , January 2020, Page 68-75

  Wireless Visual Sensor Networks (WVSNs) are a branch of Wireless Sensor Networks (WSNs), WVSN nodes vary from standard WSN nodes in the ability of sensing the environment in two dimensions rather than in one. Therefore, it follows the three main fundamentals of WSNs: wireless networking, distributed ...  Read More ...