ENGINEERING RESEARCH PAPERS

wireless communication research papers 2012-103




Post-Compression Consideration in Video Watermarking for Wireless Communication
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ABSTRACT A simple but effective digital watermarking scheme utilizing a context adaptive variable length coding (CAVLC) method is presented for wireless communication system. In the proposed approach, the watermark bits are embedded in the final non-zero quantized

On the Predistortability of High Efficiency Multi-carrier Power Amplifiers for Wireless Communication Infrastructure
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Digital predistortion is being widely used to linearize multi-carrier power amplifiers (PAs) for wireless communication infrastructure. Indeed, among the currently available linearization techniques and advanced power amplification architectures, digital predistortion of

A Brief Reviewof Handover schemes in Wireless communication
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ABSTRACT The most important issues in wireless and mobile communication technologies are to provide seamless handover when a mobile node (MN) moves between different access networks. The present communication reveals a survey of different handovers

Faster wireless for your home and beyond-smart optical wireless communication
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Picture yourself surrounded by a group of people all talking to you at the same time. Imagine that they all have voices that sound very similar. As more of these people start talking, it gets harder and harder for you to focus on just one person s voice and catch only what they are

A new Compact printed Antenna for Wireless Communication
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B Mazumdar ABSTRACT In wireless communications, there are several types of microstrip antennas, the most common of which is microstrip printed antenna. Printed antennas are also relatively inexpensive to manufacture and design because of simple 2D physical geometry. A single

A Peano Fractal-based Dual-mode Microstrip Bandpass Filters for Wireless CommunicationSystems
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ABSTRACT Peano fractal geometries are characterized by their high space filling properties. In this paper, a new compact dual-mode microstrip filter design, based on this fractal geometry, is presented as a candidate for use in modern wireless communication systems

Optimum Signal Shaping in OFDM-based Optical Wireless Communication Systems
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ABSTRACT In this paper, a framework for optimum signal shaping in multi-carrier modulation is presented for optical wireless communications (OWC). The two fundamental multicarrier transmission schemes based on orthogonal frequency division multiplexing (OFDM),

A Unified Data and Energy Model for Wireless Communication with Moving Senders and Fixed Receivers
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In recent years, the question of energy efficiency in ICT solutions has grown to a hot topic, both in research and in product development. Especially for applications in the field the efficient use of the available (stored or newly generated) energy is a precondition for the

A Modified Fast FFT Algorithm for OFDM Based Future Wireless Communication System
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ABSTRACT The limited available spectrum and the inefficiency in the spectrum usage in a fixed spectrum assignment policy, demands a new communication prototype to exploit the existing wireless spectrum opportunistically. This new networking paradigm is referred to

Comparison of Error Tolerant Method in AES for Wireless Communication
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ABSTRACT This paper uses one of the security algorithms like the Advanced Encryption Standard (AES) in Earth Observation small Satellites. Commercial security in Earth observation satellite images is in need to protect valuable data transmitted from the

A Printed Fractal Based Slot Antenna for Multi-band Wireless Communication Applications
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ABSTRACT Different slot structures have been widely used in numerous designs to produce antennas with enhanced bandwidths. In this paper, a printed slot antenna has been introduced as a candidate for use in the multi-band wireless communication applications.

PARALLEL SLOT LOADED PROXIMITY COUPLED MICROSTRIP ANTENNA FOR WIRELESS COMMUNICATION APPLICATION
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ABSTRACT Microstrip antennas are very promising due to their integration capability but lack in bandwidth. In many communication applications they need to operate in broadband as well as dual-band. An L-strip fed slot loaded antenna has been presented. The circular

5G Technology–Redefining wireless Communication in upcoming years
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ABSTRACT The word wide revolution in mobile is changing our lives in term of the way we work, learn and interact. In this paper, an attempt has been made to review various existing generations of mobile wireless technology vis-vis in terms of their portals, performance,

Dual Soft Selection of Dual Soft Handoff Leading to Leading to Leading to Improvements inWireless Communication Improvements in Wireless Communication
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ABSTRACT In this paper we try to go through the different algorithms for handoff and select a combination of three emerging algorithms for Dual Soft Handoff. Moreover we go deeper into the actual workings of DSH with some results based on moments of Handoff

A Radio Resource Allocation Algorithm in Future Wireless Communication Systems
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ABSTRACT This research project investigated the Radio Resource Allocation Algorithm in Future Wireless Communication Systems. The traditional resources that have been used to add capacity to wireless systems are radio bandwidth and transmitter power (1G). These

Performance Analysis of a MC-DS-CDMA Wireless Communication System with RAKE Receiver over a Rayleigh Fading Channel with Receive Diversity
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ABSTRACT An analytical approach is developed to derive the expression of the Multiple Access Interference (MAI) and Bit Error Rate (BER) of a MC-DS-CDMA system using multiple receiving antennas with Maximal Ratio Combining (MRC), considering Rayleigh

Polyphase Filter Design Methodology for Wireless communication Applications
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The growing wireless communication market has generated increasing interest in highly integrated circuits. This has been a relentless pressure for low cost, low power and small size of transceivers. At the same time, the emergent mobile communications require high

RC4c: A Secured Way to View Data Transmission in Wireless Communication Networks
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ABSTRACT In spite of several crypto analytical criticisms on RC4 data encryption algorithm, its simplicity, speed has made it one of the popular encryption techniques employ in wireless communication networks. However, in recent time many experts no longer consider RC4

DESIGNSIMULATION OF LOW POWER PHASE LOCK LOOP FOR WIRELESS COMMUNICATION APPLICATIONS
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ABSTRACT Phase Locked Loops are used in almost every communication system. Some of its uses include recovering clock from digital data signals, performing frequency, phase modulation and demodulation, recovering the carrier from satellite transmission signals

Reliable Communication Framework for Congestion Mitigation in Wireless Sensor Network Using Multiple Sinks: A Novel Approach
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 monitor physical or environment conditions. Choosing the finest sensor motes and wireless communication link will require information of the systems and diversified problems associated with it. Power or unwanted energy draining

RadioSense: Exploiting Wireless Communication Patterns for Body Sensor Network Activity Recognition
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ABSTRACT Automatically recognizing human activities in a body sensor network (BSN) enables many human-centric applications. Many current works recognize human activities through collecting and analyzing sensor readings from on-body sensor nodes. These

Energy Efficient Communication for Underwater Wireless Sensors Networks
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Page 1. 3 Energy Efficient Communication for Underwater Wireless Sensors Networks Ammar Babiker and Nordin Zakaria PETRONAS University of Technology Malaysia 1. Introduction Water covers more than 70% of the planet

Large ? Signal Modeling of GaN Devices for Designing High Power Amplifiers of Next Generation Wireless Communication Systems
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An excellent candidate for fabrication of high power amplifiers (HPAs) for next generation wireless communication systems is a GaN HEMT. It has high sheet carrier density and high saturation electron velocity, which produce high output power. It also has high electron

Advanced Communication Solutions for Reliable Wireless Sensor Systems
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 In the basic form of DSSS the signal is multiplied by a fixed code to spread the original data signal over a wider band. Several wireless communication systems exploit DSSS such as IEEE Smart Wireless Sensor Networks 6

Implementation Of Cd-Mac Protocol Algorithm For Reliable Communication In Wireless Ad Hoc Networks
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ABSTRACT In interference-rich and noisy environment, wireless communication is often

A Compact Multi-Band Antenna for Multi-Standard Wireless and Mobile Communication Technologies
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 Recently, there are rapid developments in wireless communication, in order to satisfy multi band multi standards operation (eg IEEE 802.11, 8O2.15.4, 802.16) [3]. The rapid growth of seamless wireless communications has increased the constraints on antenna design

IMPLEMENTING AND EVALUATING COMMUNICATION PROTOCOLS FOR RELIABLE MULTICAST IN WIRELESS SENSOR NETWORKS
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5 Page 16. struments, which runs at 8 MHz. For wireless communication, the TmoteSky platform comes with the CC2420 radio transceiver from Chipcon. Additionally, multiple sensors are included for environmental surveillance like humidity, light and temperature.

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