- Subscribe to this page:
- RSS
- Email Alert
online communications
(35911 results)-
Whitepapers
Performance Comparison of MIMO Systems Over AWGN and Rician Channels Using OSTBC4 With Zero Forcing Receivers
April 1, 2013 12:00am PDT
Multiple-Input Multiple-Output (MIMO) is used in wireless communications to achieve high data rates within the limited frequency spectrum. MIMO uses multiple transmitting and receiving antennas so...
Provided by: Lovely Professional University
-
Whitepapers
Adaptive Modulation Performance in MIMO-OSTBC Over Rayleigh Fading Channel
April 1, 2013 12:00am PDT
This paper presents the performance of adaptive modulation with multiple input multiple output orthogonal space time block coding MIMO-OSTBC over frequency selective Rayleigh fading channel using...
Provided by: The International Journals of Engineering & Sciences (IJENS)
-
Whitepapers
Analysis of Streaming Services and Security Issues in Peer-to-Peer Network
April 1, 2013 12:00am PDT
A P2P network is a special type of computer network that exhibits self-organization, symmetric communication, and distributed control. P2P streaming systems can be classified into P2P live...
Provided by: International Journal of Computer Science and Network Security
-
Whitepapers
New Data Encryption Standard Algorithm
April 1, 2013 12:00am PDT
A goal is the design of any encryption algorithm must be security against unauthorized attacks. Within the last decade, there has been a vast increase in the accumulation and communication of...
Provided by: International Journal of Computer Science and Network Security
-
Whitepapers
Optimization With I-Slotted Microstrip Patch Antenna for Wireless Communication
April 1, 2013 12:00am PDT
In this paper a new design of Microstrip antenna has been proposed. An I-slotted shaped Microstrip antenna has been designed and designed structured antenna is simulated using IE3D14.10 software....
Provided by: International Journal of Application or Innovation in Engineering & Management (IJAIEM)
-
-
Whitepapers
Performance of MIMO Multi-Carrier CDMA With QPSK Modulation in Rayleigh Channel
April 1, 2013 12:00am PDT
MC-CDMA (Multi Carrier Code Division Multiple Access) plays an important role in modern wireless communications. Modern communication requires an efficient spectrum usage and capacity and...
Provided by: International Journal of Application or Innovation in Engineering & Management (IJAIEM)
-
Whitepapers
Power Control and Performance Improvement of Reactive Routing Protocols Using Qualnet Simulator
April 1, 2013 12:00am PDT
Mobile Ad hoc NETworks (MANETs) consist of a collection of two or more nodes, which are connected in decentralized manner for enabling wireless communication. All nodes are mobile and can be...
Provided by: International Journal of Application or Innovation in Engineering & Management (IJAIEM)
-
Whitepapers
Review Wireless and Global System for Mobile Communication System Through Wireless Network
April 1, 2013 12:00am PDT
The field of wireless and mobile communication has a remarkable history that spans over a century of technology innovations from Marconi's first transatlantic transmission in 1899 to the worldwide...
Provided by: International Journal of Application or Innovation in Engineering & Management (IJAIEM)
-
Whitepapers
Privacy Preserving K-Means Clustering on Horizontally Distributed Data
April 1, 2013 12:00am PDT
Privacy Preserving Data mining (PPDM) is the combination of information security technology and knowledge discovery technology. The aim of Privacy preserving data mining is the extraction of...
Provided by: International Journal of Application or Innovation in Engineering & Management (IJAIEM)
-
Whitepapers
Systematic Inspection of Scheduling Policies and Algorithms in Grid Computing
April 1, 2013 12:00am PDT
Resource supervision and scheduling is an intricate problem in grid. Load scheduling is the method of improving the performance of grid environment through a redistribution of load among the...
Provided by: International Journal of Application or Innovation in Engineering & Management (IJAIEM)
-
Whitepapers
Communication and Self Location of Wireless Sensor Network or Nodes Using Wireless System: A Survey
April 1, 2013 12:00am PDT
A wireless ad-hoc network is a decentralized type of wireless network. A WSN is dynamically self-organized and self-configured, with the nodes in the network automatically Wireless sensor nodes...
Provided by: International Journal of Application or Innovation in Engineering & Management (IJAIEM)
-
Whitepapers
Bandwidth Enhancement in Multipatch Microstrip Antenna Array
April 1, 2013 12:00am PDT
Microstrip antennas are used in a wide range of applications, but due to its narrow impedance bandwidth restriction occurs. Microstrip patch antenna is very well known form of printed antenna....
Provided by: International Journal of Application or Innovation in Engineering & Management (IJAIEM)
-
Whitepapers
Detection of Noise in Degraded Images by Efficient Noise Detection Algorithm: A Survey
April 1, 2013 12:00am PDT
Noise can be unavoidable in communication networks, and its presence can have disastrous effects upon the data being sent. The main approach is to detect different type of noise in corrupted...
Provided by: International Journal of Application or Innovation in Engineering & Management (IJAIEM)
-
Whitepapers
BER Analysis of MIMO-OFDM System in Different Fading Channel
April 1, 2013 12:00am PDT
Today commercial wireless communication systems are required to provide higher data rates and reliable communication. Two major challenges in system design are the limited spectrum and the fading...
Provided by: International Journal of Application or Innovation in Engineering & Management (IJAIEM)
-
Whitepapers
Performance Analysis of AODV, DSR and ZRP Protocols in Vehicular Ad-Hoc Network Using Qualnet
April 1, 2013 12:00am PDT
A Vehicular Ad-Hoc NETwork or VANET is an emerging technology that utilizes the mobility of cars as nodes in a network scenario to create an entire mobile network. Every participating car is...
Provided by: International Journal of Application or Innovation in Engineering & Management (IJAIEM)
-
Whitepapers
Rushing Attack and Its Prevention Techniques
April 1, 2013 12:00am PDT
Mobile ad-hoc network is a collection of different type of nodes, which are connected to each other via wireless link. These nodes also communicate through wireless link. These nodes operated in...
Provided by: International Journal of Application or Innovation in Engineering & Management (IJAIEM)
-
Whitepapers
A Proposed Method of Information Hiding Based on Hybrid Cryptography and Steganography
April 1, 2013 12:00am PDT
Combination of cryptography and Steganography for secure communication is an application, which combines both Cryptography methods (i.e. encryption and decryption) and Steganography techniques to...
Provided by: International Journal of Application or Innovation in Engineering & Management (IJAIEM)
-
Whitepapers
Performance Analysis of Cluster Based Secure Multicast Key Management in MANET
April 1, 2013 12:00am PDT
Mobile Ad-hoc NETwork (MANET) is a group of wireless nodes join together to form a network without a defined architecture. It is formed dynamically as the nodes are mobile in nature. This...
Provided by: International Journal of Computer Science and Telecommunications
-
Whitepapers
Design and Development of a Framework to Mitigate DoS/DDoS Attacks Using IPtables Firewall
April 1, 2013 12:00am PDT
A DoS (Denial of Service) attack is characterized by an explicit attempt to prevent the legitimate use of a service. These attacks overwhelm the processing or link capacity of the target sites by...
Provided by: International Journal of Computer Science and Telecommunications
-
Whitepapers
A Simple and Original Design of Multi-Band Microstrip Patch Antenna for Wireless Communication
April 1, 2013 12:00am PDT
Simulated design and analysis of a new simple multi-band microstrip antenna is presented in this paper. An introduced design covers the requisite bandwidth for GSM/DCS/PCS/UMTS cellular phone...
Provided by: The World
