Volume 24 (2024)
Volume 23 (2023)
Volume 22 (2022)
Volume 21 (2021)
Volume 20 (2020)
Volume 19 (2019)
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 a Pneumatic Servo System using Conventional Direction Control Valve

Amer Abed Mansour; Walaa Mousa Hashim; Abbas Abdul Wahab Muhammad

Volume 18, Issue 3 , December 2018, Page 1-11

  Pneumatic servo systems are widely used in industrial applicationsbut they are expensive, so decreasing their cost contribute in decreasingproducts manufacturing cost. In this research a pneumatic servo system (PSS)was designed and implemented using cheap conventional directional controlvalve (CDCV) ...  Read More ...

Design Of Speed Controller For Three Phase Induction Motor Using Fuzzy Logic Approach

Farazdaq R. Yaseen; Walaa H. Nasser

Volume 18, Issue 3 , December 2018, Page 12-25

  The use of Induction Motor (IM) has been increased becuase of it’s robustconstruction , simple design , and low cost . This paper presents a methodology for theapplication and performance of Fuzzy like PI Controller to set the frequency of SpaceVector Pulse-Width modualtion (SVPWM) Inverter applied ...  Read More ...

Improve the Recognition of Spoken Arabic Letter Based on Statistical Features

Jabbar Salman; Thamir Rashed Saeed; Alaa Hussein Ali

Volume 18, Issue 3 , December 2018, Page 26-32

  The recognition and classification of languages represent a vital factor in thecomputer interaction. This paper presents Arabic Sign Language recognition, which isrepresented as an appealing application. The work in this paper is based on three steps;preprocessing, feature extraction and classification ...  Read More ...

PAPR Reduction in Coherent Optical OFDM System using Modified Sliding Norm Transformer

Liqaa A. Al-Hashime; Sinan M. Abdul Satar; Ghaida A. AL-Suhail

Volume 18, Issue 3 , December 2018, Page 33-42

  Orthogonal Frequency Division Multiplexing is one of the mostimportant multiple carrier modulation format, which has many applications inwireless communication and optical communication. It is considered as anexcellent method for fast optical communication inferable from its high spectralefficiency and ...  Read More ...

Study the Effect of Spreading Factor value on the Performance of Chaotic Modulation Schemes

Suha Irfan Abdulrahman; Atheer Alaa Sabri; Faez Fawwaz Shareef

Volume 18, Issue 3 , December 2018, Page 43-51

  High data rate and bandwidth efficiency are the requirements of modernwireless systems. Most studies introduce different ways to develop communication systemsto meet these requirements. The researches in the last few years focused on the chaoticsystem as a chaotic modulation due to its nature. So that ...  Read More ...

Face Recognition Based on Viola-Jones Face Detection Method and Principle Component Analysis (PCA)

Suhad Ibrahim Mohammed; Noor Abdulmuttaleb Jaafar; Kilan Mohammed Hussien

Volume 18, Issue 3 , December 2018, Page 52-59

  Face recognition is one of the most important research fields of the lasttwo decades. This is due to the actual use of this technology in automatic detectionand monitoring systems. Face attribute and features recognition from images isstill a challenge. In this paper, face image recognition is proposed ...  Read More ...

Mitigate PAPR Effect in Optical Orthogonal Frequency Division Multiplexing Using Companding Technique

Ali n. Kareem; Sinan M. Abdul Satar; Mohammed A. Husein

Volume 18, Issue 3 , December 2018, Page 60-69

  orthogonal frequency division multiplexing (OFDM) is emerging asthe leading technology for high data rates. The OFDM based on multicarriertransmission that transforms a wideband channel into a group of thin-bandchannels. The high peak to average power ratio (PAPR) considers the maindrawback factor in ...  Read More ...