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The Science and Information (SAI) Organization publishes open-access peer-reviewed journals in computer science and artificial intelligence.

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Special Issue on Wireless & Mobile Networks

Open Access | | 13 papers

Copyright Statement: This is an open access publication licensed under a Creative Commons Attribution 4.0 International License, which permits unrestricted use, distribution, and reproduction in any medium, even commercially as long as the original work is properly cited.

1

Simulation and Evaluation of a Simple Adaptive Antenna Array for a WCDMA Mobile Communication

Author 1: Idigo V E Author 2: Ifeagwu E.N Author 3: Azubogu A.C.O Author 4: Akpado K.A Author 5: Oguejiofor O.S

This paper presents a uniform Linear Array model of a simple adaptive antenna array based on signal-to-interference and noise ratio (SINR) maximization. The SINR using the adaptive antenna array was investigated for a conventional narrowband beam former by varying the number of antenna array elements and number of interfering signals… Read full abstract & cite →

Smartantenna bandwidth SINR adaptive beam forming.
2

Video Transmission over Cognitive Radio TDMA Networks under Collision Errors

Author 1: Abdelaali CHAOUB Author 2: Elhassane IBN ELHAJ Author 3: Jamal EL ABBADI

Cognitive Radio (CR) networks are emerging as new paradigm of communication and channels sharing in multimedia and wireless networks. In this paper, we address the problem of video transmission over shared CR networks using progressive compression source coding associated to fountain codes. We consider a TDMA-based transmission where many subscribers… Read full abstract & cite →

component Cognitive Radio network video transmission TDMA progressive compression source coding LT codes Collision Goodput.
3

Scalable TCP: Better Throughput in TCP Congestion Control Algorithms on MANETs

Author 1: M Jehan Author 2: Dr. G.Radhamani

In the modern mobile communication world the congestion control algorithms role is vital to data transmission between mobile devices. It provides better and reliable communication capabilities in all kinds of networking environment. The wireless networking technology and the new kind of requirements in communication systems needs some extensions to the… Read full abstract & cite →

TCP Congestion Control Algorithms MANET BIC Vegas Scalable TCP.
4

Performance Comparison of different hybrid amplifiers for different numbers of channels

Author 1: Sameksha Bhaskar Author 2: M.L.Sharma Author 3: Ramandeep Kaur

We have investigated the performance comparison of different hybrid optical amplifiers (RAMAN-EDFA,RAMANSOA, SOA-EDFA,EDFA-RAMAN-EDFA).The proposed configuration consists of 16, 32 and 64 Gbps channels at speed of 10 Gbps. We have realized the different hybrid amplifiers and their parameters like quality factor, ber, eye opening and jitter at different number of… Read full abstract & cite →

RAMAN-EDFA RAMAN-SOA SOA-EDFA EDFARAMAN-EDFA QUALITY FACTOR BER EYE OPENING JITTER.
5

Fidelity Based On Demand Secure(FBOD) Routing in Mobile Adhoc Network

Author 1: Himadri Nath Saha Author 2: Dr. Debika Bhattacharyya Author 3: Dr. P. K.Banerjee

In mobile ad-hoc network (MANET), secure routing is a challenging issue due to its open nature, infrastructure less property and mobility of nodes. Many mobile ad-hoc network routing schemes have been proposed, but none of them have been designed with security as a goal. We propose security goals for routing… Read full abstract & cite →

fidelity sequence number hop destination flooding attack black hole attack co-operative black hole attac routing.
6

Controlling Home Appliances Remotely Through Voice Command

Author 1: Marriam Butt Author 2: Mamoona Khanam Author 3: Aihab Khan Author 4: Malik Sikandar Hayat Khiyal

the main concern in systems development is the integration of technologies to increase customer satisfaction. Research presented in this paper focuses mainly in three things first to understand the speech or voice of user second is to control the home appliances through voice call and third is to finds intrusion… Read full abstract & cite →

component Voice GSM Voice message radio friquencey (RF) AT commands.
7

Efficient Traducer Tracing System Using Traffic Volume Information

Author 1: K V Ramana Author 2: Raghu.B.Korrapati Author 3: N. Praveen Kumar Author 4: D. Prakash

Many leading Broadband access technologies and their accessing abilities have the capability to meet the future requirements of the Broadband consumer. With the enormous growth in the broadband technologies, there is a need of applying simmering technology in many applications like video conference systems and content transmission systems. Streaming content… Read full abstract & cite →

Content Streaming Traffic Contours Traducer Tracing Digital Rights Management.
8

Big Brother: A Road Map for Building Ubiquitous Surveillance System in Nigeria

Author 1: Simon Enoch Yusuf Author 2: Oluwakayode Osagbemi

In this paper, we propose a method to improve the security challenges in Nigeria by embedding literally hundreds of invisible computers into the environment with each computer performing its tasks without requiring human awareness or a large amount of human intervention to monitor human behaviour, natural disasters and search for… Read full abstract & cite →

component Ubiquitous Surveillance RFID Security Computing.
9

NIDS For Unsupervised Authentication Records of KDD Dataset in MATLAB

Author 1: Bhawana Pillai Author 2: Uday Pratap Singh

Most anomaly based NIDS employ supervised algorithms, whose performances highly depend on attack-free training data. Moreover, with changing network environment or services, patterns of normal traffic will be changed. In this paper, we developed intrusion detection system is to analyses the authentication records and separate UNFEIGNED and fraudulent authentication attempts… Read full abstract & cite →

Anomaly detection Intrusion Detection Expectation Maximization MATLAB UNSOUND authentication UNFEIGNED reduce false.
10

RSS based Vertical Handoff algorithms for Heterogeneous wireless networks - A Review

Author 1: Abhijit Bijwe Author 2: C.G.Dethe

Heterogeneous networks are integrated in fourth generation. To have seamless communication and mobility between these heterogeneous wireless access networks, support of vertical handoff is required. Vertical handover is convergence of heterogeneous networks for e.g.:- handover between WLAN and cellular networks. In this paper, three algorithms on RSS based vertical handoff… Read full abstract & cite →

RSS WLAN 3G VHD.
11

A Novel Architecture for Intrusion Detection in Mobile Ad hoc Network

Author 1: Atul Patel Author 2: Ruchi Kansara Author 3: Paresh Virparia

Today’s wireless networks are vulnerable in many ways including illegal use, unauthorized access, denial of service attacks, eavesdropping so called war chalking. These problems are one of the main issues for wider uses of wireless network. On wired network intruder can access by wire but in wireless it has possibilities… Read full abstract & cite →

Ad hoc network Intrusion Detection System Mobile Network.
12

Agent based Congestion Control Performance in Mobile ad-hoc Network:A Survey paper

Author 1: Vishnu Kumar Sharma Author 2: Sarita Singh Bhadauria

A Congestion control is a key problem in mobile adhoc networks. The standard TCP congestion control mechanism is not able to handle the special properties of a shared wireless channel. Many approaches have been proposed to overcome these difficulties. ideas and show their interrelations. mobile agent based congestion control Technique… Read full abstract & cite →

Mobile Ad hoc Networks (MANETs) mobile agents (MA) TCP.
13

32 x 10 and 64 × 10 Gb/s transmission using hybrid Raman-Erbium doped optical amplifiers

Author 1: Shveta Singh Author 2: M.L.Sharma Author 3: Ramandeep Kaur

We have successfully demonstrated a long-haul transmission of 32 × 10 Gbit/s and 64 × 10 Gbit/s over singlemode fiber of 650 km and 530 km respectively by using RAMANEDFA hybrid optical amplifier as inline and preamplifier amplifiers. The measured Q-factors and BER of the 32 and 64 channels after… Read full abstract & cite →

HOA RAMAN EDFA BER Q-FACTOR EYEOPENING DISPERSION TRANSMISSION DISTANCE WDM and DWDM.