ENGINEERING RESEARCH PAPERS

4g-wireless communication



Cross-Layer Optimization of OFDM Systems for 4G Wireless Communications
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Abstract:In this paper we advocate cross–layer optimiza-tion over the whole ISO/OSI protocol stack. As an example we refer to a system using multiple description coding at application layer combined with orthogonal frequency division multiplexing at the link

Always best connected enabled 4G wireless world
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ABSTRACT The evolution of a fully Always Best Connected ABC enabled 'fourth generation wireless world', 4GWW, paradigm is addressed in this paper. It addresses the subjective and objective nature of the ABC concept from the viewpoints of the various

Cellular multihop communications: infrastructure-based relay network architecture for 4G wireless systems
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In cellular communications, the amount of total available resources (frequency-time plane) and the QoS requirements jointly determine the capacity per cell. And, the transmit power (especially in the reverse-link) and the propagation conditions determine the cell size. If

Handoff techniques for 4G wireless mobile Internet
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Abstract: In this study, new handoff technique is developed to support wireless mobile bandwidth efficiency and higher data rates. This study will address handoff issues when a mobile node comes into WLAN overlapping region from a CDMA2000 coverage area and

Performance Comparison of OFDM. MCCDMA and OFCDM for 4G Wireless Broadband Access and Beyond
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Abstract:The performance comparison off the three most feasible multiple access techniques proposed for fourth generation wireless communication systems, ie, Orthogonal Frequency and Code Division Multiplexing (OFCDM), Orthogonal Frequency Division

Next-Generation CDMA vs. OFDMA for 4G Wireless Applications.
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GUEST EDITORIAL in an end-to-end MIMO-OFDM system over broadband wireless channels. However, joint detection is needed in STF-coded OFDM, and this, in turn, results in high decoding complexity. The fifth article, authored by Y. Hu and A. Boukerche,

A business case for the deployment of a 4G wireless heterogeneous network in Spain
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The success of wireless communications, the creation of more complete and smaller devices, and the emergence of the Internet have transformed communications in residential and business environments. The emergence of wireless packet-switched networks such In this Chapter, we envision wireless multi-hopping as a complementary technology to conventional cellular networks. Hybrid wireless networks consisting of mobile base stations are expected to play a vital role in enhancing future cellular communications. However,

Beam forming system for 3G and 4G Wireless LAN applications
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Abstract:The adaptive antenna is traditionally used in non-consumer applications due to large size, complexity, or cost constraints. This work describes an architecture for an smart antenna system that can be designed using integrated circuits. This method uses LINC

Potentials and limits of cooperation in wireless communications: Toward 4G wireless
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The means of cooperation have changed over history and with every new technological device new possibilities for cooperative action have appeared. The information technology revolution since the 1 70s and especially the advent of the Internet in the 1 0s made

Limitations of 4G wireless systems
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Abstract:As broadband data further blends with cellular voice, mobile devices will become the dominant portals to the connected world. However current design practices still involve building independent networks that each make their own resource decisions. To move

SMIRT with Call Admission Control (CAC) based vertical handover decision for seamless mobility in multi-access 4G heterogeneous wireless overlay networks
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Abstract:The Next generation mobile communication system called as 4G is expected to include heterogeneous wireless networks that will offer high data rate multimedia services to end users. In present wireless systems the capability of broader coverage is available but

Adaptive interleave-division multiple access-a potential air interface for 4G bearer services and wireless LANs
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Abstract:A novel adaptive modulation/channel coding scheme based on interleave- division multiple access (IDMA) in conjunction with reliability estimation is proposed. Unlike conventional adaptive modulation/channel coding schemes where the data rate is

Design verification challenges for 3G/3.5 G/4G wireless baseband MPSoCs
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Page 1. Design Verification Challenges for 3G/3.5G/4G Wireless Baseband MPSoCs Michael Infineon Technologies AG Duisburg,

Performance Analysis of MIMO-OFDM for 4G wireless systems under Rayleigh Fading channel
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Abstract MIMO-OFDM technology is a combination of multiple-input multiple-output (MIMO) wireless technology with orthogonal frequency division multiplexing (OFDM) that has been recognized as one of the most promising techniques to support high data rate and high

Quality of Service during Vertical Handover In 3g/4g Wireless Networks
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ABSTRACT Handover means transferring an on going call or data sessions one cell to another. Handovers occur due to the movement of the mobile user from one area to another area. Handovers are used to prevent an on going call to be disconnected. If we don't use

4G Wireless and International Mobile Telecommunication (IMT) Advanced
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Abstract: IMT-Advanced is an evolving standard that is currently undergoing the standardization process. It promises the next generation mobile network with high data rates, seamless connectivity and mobile communication within heterogeneous networks.

Linearity and efficiency enhancement strategies for 4G wireless power amplifier designs.
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Abstract Next generation wireless transmitters will rely on highly integrated silicon-based solutions to realize the cost and performance goals of the 4G market. This will require increased use of digital compensation techniques and innovative circuit approaches to

Handoff Techniques for 4G Mobile Wireless Internet
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Abstract: 4G network is a network of emerging various networks such as CDMA2000, Wireless LAN and WCDMA into all IP-based networks that will make it globally available. 4G technology is a very complex technology of integrating different new techniques, and 4G

5G WIRELESS TECHNOLOGIES-Still 4G
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Abstract:The wireless industry is busy with the standardization of the 4th generation (4G) cellular networks. The 4G standards are expected to be concluded in the next year or two. 4g wireless system cannot exist in today's market without standardization. The 4G concept

4G Wireless Systems
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Consumers demand more from their technology. Whether it be a television, cellular phone, or refrigerator, the latest technology purchase must have new features. With the advent of the Internet, the most-wanted feature is better, faster access to information. Cellular

Comparison of empirical indoor propagation models for 4G wireless networks at 2.6 GHz
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Abstract:Indoor path loss models are playing an important role in the design and planning of the 4th generation of the mobile networks. Moreover, it is an important component of system level simulators used to evaluate and test the network performance before it has

Interoperability in future wireless communications. Systems: a roadmap to 4G
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Abstract Future generation communication systems will provide transparent and seamless user roaming with end-to-end QoS guarantees. As a result, the interoperability of various communicating platforms emerges as a crucial necessity. This paper gives an overview of

4G mobile communications: toward open wireless architecture
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The number of subscribers formobile communications has increased much faster than predicted, particularly for terrestrial use, and the majority of traffic is changing from speech- oriented communications to multimedia communications. It is generally expected that the

WIRELESS NETWORK (3G 4G)
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Abstract:Due to the increase in demand for speed, multimedia support and other resources, the wireless world is looking forward for a new generation technology to replace the third generation. This is where the fourth generation wireless communication comes

The evolution of TDMA to 3G 4G wireless systems
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2x spectral efficiency of GPRS for best effort data 8-PSK/GMSK at 271 ksps in 200 KHz RF channels supports 8.8 to 59.2 kbps per time slot Supports peak rates over 384 kbps Requires linear amplifiers with 3 dB peak to average power ratio using linearized GMSK

Adaptive token bank fair queuing scheduling in the downlink of 4G wireless networks
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Abstract Traditionally, the research on packet scheduling has focused mostly on QoS and fairness for different QoS classes or different applications, while opportunistic scheduling algorithms have focused on exploiting the time-varying nature of the wireless channels

4G Wireless Systems in Virtex-II
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Designers of the 4G wireless systems infrastructure are confronted with challenging product development issues, including the uncertainty about fundamental system architectural standards such as the air interface, encryption protocols, planetary interoperability, and so

User-centric analysis of perceived QoS in 4G IP mobile/wireless networks.
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Abstract: This paper presents the emerging requirements users are imposing upon the evolving world of heterogeneous 4G mobile/wireless networks through their perception of final services. The mapping proposed in this paper groups together these user

FPGA-Based Hardware Realization for 4G MIMO Wireless Systems
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Abstract: Emerging multiple-input multiple-output (MIMO) systems are called to play a key role in fourth generation (4G) wireless systems in order to achieve higher data rate and advanced spectral efficiency. Even with extensive research on the design of transmission

Information raining for mobile hotspots in 4G wireless networks
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Abstract:A system architecture is proposed to support mobile hotspots. The proposed architecture uses multiple repeaters to relay signals from access routers to vehicles and vice versa. Erasure codes are used in the access router to decompose data packets into fixed

Wireless spectrum combination protocol for 4G networks
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Abstract: This research studies on multimedia applications which are now mainly achieved by wired and fixed internet users will also be widely achieved by mobile internet users in 4G networks as well. 3GPP2 has proposed a solution through integrating CDMA2000 network

Comparative studies on 3G, 4G and 5G wireless technology
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Abstract: The fifth generation wireless 5G development initiative is based upon 4G, which at present is struggling to meet its performance goals. The comparison between 3G and 4G wireless communication systems in relation to its architecture, speed, frequency band,

A novel receiver diversity combining technique for internet-based 4G wirelesscommunication
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Abstract:-Antenna diversity has been shown to improve mean signal strength and reduce signal level fluctuations in the fading channel. Combinational techniques such as Maximum Ratio Combination (MRC) or Equal Gain Combination (EGC) use the multiple signal

USER DATA RATE BASED VERTICAL HANDOFF IN 4G WIRELESS NETWORKS.
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ABSTRACT Wireless Heterogeneous Networks are integrated within fourth generation recently. The 4G wireless communication system should assure a few of QoS related facilities such as offering high data rates, seamless mobility, strong RSS. When

MITIGATING VERTICAL HANDOVER PREDICTION IN 4G WIRELESS NETWORKS AM Miyim1 Mahamod Ismail2
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ABSTRACT The Provision of full mobility and good quality of service (QoS) are some of the key challenging tasks in mobile wireless networking. Interoperability between multiple access technologies (VHO) should be able to realize the vision of 4G technology and

Study of OTA Throughput of 4G LTE Wireless Terminals for Different System Bandwidths and Coherence Bandwidths in Rich Isotropic Multipath
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The paper shows experimental and theoretical study of over-the-air (OTA) throughput of LTE wireless devices for different system bandwidths and coherence bandwidths in rich isotropic multipath (RIMP) environment. The theory models the effect of the frequency diversity

4G All IP Integration Architecture for Next Generation Wireless Internet.
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Abstract-During the last few decades, cellular system is our main wireless media for communication. But recently, the use of WLAN has increased in the hot spot regions due to its high data rate and relatively low cost for installation. So, there is a need to discover a

Toward 4G IP-based wireless systems: A proposal for the uplink
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Abstract A packet switched wireless cellular system with wide area coverage and high throughput is proposed. The system is designed to be cost effective and to provide high spectral efficiency. It makes use of a combination of tools and concepts: Smart antennas

Quality Dependent Vertical Handover Decision Algorithm for Fourth Generation (4G) Heterogeneous Wireless Networks
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Abstract Future wireless networks must be able to coordinate services within a diverse- network environment. One of the challenging problems for coordination is vertical handoff, which is the decision for a mobile node to handoff between different types of networks.

Towards a 4G IP-based wireless system proposal
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Abstract A packet switched wireless cellular system with wide area coverage, high throughput and high spectral efficiency is proposed. Smart antennas at both base stations and mobiles improve the antenna gain and improve the signal to interference ratio. The

Road Map and Challenges in 4G Wireless System
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Abstract The user demand for high speed multi-media application has been increasing many folds in the recent years. New smart phones are launching in the market. The wireless communication is looking forward for a new generation technology that will match the

Code Division Multiple Access Transmission Techniques for 3G 4G WirelessCommunication Systems: A Survey
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Abstract:Code Division Multiple Access (CDMA) is currently dominating air interface technique used in wireless communications for 3G and 4G systems. Multicarrier CDMA has become the focus of current research interests in wireless digital communication. Multi

Mx/m/c/c modeling on a 4g wireless resource-allocation system
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OFDM subcarrier-allocation schemes. However, little research focused on performance evaluation of the subcarrier-allocation systems, especially on the analysis of call blocking probability (CBP) and bandwidth utilization (BU). This paper proposes a batch-arrival

Available Bandwidth Estimation in 4G Wireless Networks Using Mobile Agents
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Abstract In 4G wireless world, multihome mobiles have hardware capability to access heterogeneous wireless networks. Before initiating vertical handoff in these multihomed mobiles, it is needed to estimate the available bandwidth in the heterogeneous

Wireless technologies in a 3G-4G mobile environment: exploring new business paradigms
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1.1 Introduction. 13 I 1.2 On-line interactive multimedia services 13 I 1.2. 1 Mobile multimedia services 14 I 13 A generic categorization of mobile services 15 I 1.4 Conlentguaiifiers 19 I 1.5 Structure in networked markets 19 I 1.5. 1 The dynamic value

Space-Time-DFE for Adaptive Array Antennas in 4G Wireless Communications
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Abstract The feasibility of a space-time decision feedback equalizer applied to the uplink of a 12.8 Mbit/s QPSK-system is demonstrated by means of link and system level simulations of real-world-like propagation and cell scenarios. Even for small antenna arrays of only 4

Analysis of Mobile Telecommunication Development and Operational Practices Vis-à-Vis 4G Wireless Technology
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Abstract: 4G is a brand name for the Fourth Generation of the cellular wireless standards. Over the years, Nigerian telecommunication firms have been in operation with predecessor generation standards (such as 2G and 3G). The design principle of each of these cellular

Configurable and Scalable Turbo Decoder for 4G Wireless Decoder for 4G WirelessReceivers Receivers Receivers
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ABSTRACT The increasing requirements of high data rates and quality of service (QoS) in fourth-generation (4G) wireless communication require the implementation of practical capacity approaching codes. In this chapter, the application of Turbo coding schemes that

Microwave Point-to-Point Systems in 4G Wireless Networks and Beyond
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As wireless carriers start to move towards 4G mobile technology, it is placing huge demands on their backhaul infrastructure. The multiple, high-bandwidth, quality-sensitive services that carriers have planned for 4G technology requires an infrastructure that is packet-based,

Multi-User MIMO Downlink Channel Capacity for 4G Wireless Communication Systems
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Summary This paper investigates the performance of multiple-input multiple-out (MIMO) wireless communication systems in a multiuser environment. The user information is defined by a data matrix generated by the observed input-output data of the system, from which

Recent advances in mode-stirred reverberation chamber emulation for 4G wireless terminals testing
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1. Abstract A final call for text proposals regarding the TR 25.9 xx document for MIMO OTA testing have recently been placed [1]. Previous documents include the methodologies for several anechoic chamber candidates [2-4] and one mode-stirred reverberation chamber

Network coding based retransmission schemes for 4G wireless broadcast networks
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Abstract In the future, as communication networks become complicated new innovative techniques are required to improve the performance of these networks. Error correction methods are being used to design transmission schemes which deliver optimal data rate

Quality of Service (QoS) Provisioning Mechanisms in Fourth Generation (4G) Wireless All-IP Networks
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Abstract This thesis presents the details of two reservation models created for improved resource allocation in wireless All-IP networks in order to meet the Quality of Service (QoS) requirements of real-time applications whilst maintaining resource utilisation at high levels

REMON–4G Consortium of Wireless Communication
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Abstract:REMON is the Israeli 4G consortium of wireless communication and after five years of RD activity will perform a field test at the beginning of 2010. The consortium developed the MIMO-OFDMA and other technologies to increase the capacity of cellular

Role of Contributing Factors MIMO-OFDM in 4G-LTE Wireless Transmission Technologies from Technical Perspective
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Abstract: This paper studies the role of MIMO-OFDM as foremost contributing performance factors in 4G LTE Wireless Transmission Technology from a technical perspective. Long Term Evolution (LTE) uses Orthogonal Frequency Division Multiplexing (OFDM) along

4G-a new era in wireless telecommunication
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ABSTRACT 4G–connect anytime, anywhere, anyhow promising ubiquitous network access at high speed to the end users, has been a topic of great interest especially for the wireless telecom industry. 4G seems to be the solution for the growing user requirements of

Security Investigation in 4G LTE Wireless Networks
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–Long-Term Evolution (LTE) is an emerging radio access network technology standardized in 3GPP and it is evolving as an evolution of Universal Mobile Telecommunications System (UMTS).–It aims to provide seamless Internet Protocol (IP) connectivity between user

Broadband frequency domain-based air interfaces for 4G cellular wireless systems
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ABSTRACT Future-generation cellular wireless systems, transporting high bit rates in non- ideal radio propagation environments, must be robust to severe frequency selective multipath. Further requirements include moderate terminal and base station hardware

4G–Beyond 3G and Wireless Networks
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Abstract The rapid growth in interactive multimedia applications, such as video telephonic, video games and TV broadcasting have resulted in spectacular strides in the progress of wireless communication systems. The current third generation (3G) wireless systems and

Policy Based Architecture for 4G Wireless Networks
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Abstract Over the technologically heterogeneous infrastructure, a plethora of disparate services and multimedia applications will have to be deployed in an efficient yet flexible manner, using an all IP backbone. Mobile users will expect seamless global roaming

An Empirically Based Path Loss Models for LTE Advanced Network and Modeling for 4G Wireless Systems at 2.4 GHz, 2.6 GHz and 3.5 GHz
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Abstract This paper concerns about the propagation prediction models for LTE Advanced Network is presented and computation of path loss for different terrains rural, dense urban, suburban has been carried using MATLAB based on simulations for various prediction

Two main factors for the success of 4G wireless systems are i) cost effective provision of new services at the appropriate QoS levels and ii) efficient handling of
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IEEE Wireless Communications August 2003 7 loads and mobility). The forth article,Managing IP Traffic in Radio Access Networks of Next-Generation Mobile Systems, by G. Araniti et al., covers the QoS issue. Guaranteed end-to-end QoS provisioning will

PAPR Reduction Technique in OFDM System For 4G Wireless Applications Using Partial Transmit Sequence Method
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ABSTRACT: At present for high data rate transmission, orthogonal frequency division multiplexing (OFDM) is the best and efficient modulation and multiplexing scheme adapted for 4G wireless communication applications. OFDM is an efficient method of data

A Review Hsdpa Mobile High Data Rate Various Wireless Access OFDM Transmission in 4GSystems
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ABSTRACT: Future 4G systems require transmission of richer multimedia services which inevitably implies an Increase in data rate. Combination of (OFDM) orthogonal frequency division multiplexing technique HSDPA design and specification now being finished, the

Seamless Vertical Handover for 4G Wireless Networks
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Abstract A user in 4G network needs to have a seamless vertical handover so as to backward compatible with 3G and 2G wireless networks. In the existing methods the handover is performed based on user policies at each time and by using the neural

Network Architecture Evolution of eNodeB in 4G Wireless Communications
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Abstract: Communication systems while transiting from 2G to 4G have undergone major changes in infrastructure and network configuration. The functions performed by BTS and BSC in 2G were replaced by NodeB and RNC in 3G. To achieve the objectives of 4G,

Secured Vertical Handoff between 802.16 a and 802.16 m for Fourth Generation (4G)Wireless Networks
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ABSTRACT In Fourth generation wireless network (4g), increasing demand of wireless networks, to provide seamless and secure handoff has become an important factor in wireless networks. To monitor unauthorized access, modification, misuse and network-

Evaluation of Video Quality of Service in 3G/UMTS Wireless Networks as Succor for B3G/4G Wireless Network
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ABSTRACT Nowadays cellular technology is going to be emerged rapidly. Based on the demand of the users, next generation cellular system is being able to provide a variety of applications for users' satisfaction. The Universal Mobile Telecommunication (UMTS)

Challenges and Prospects of Wireless Network in 4G
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Abstract: These days, mobility is one of the most important features in communication networks. It has such an enormous impact that wireless communication has become an inevitable part of our life. The need has fueled rapid innovation in the technology and as a

AN OVERVIEW: TECHNOLOGY USED IN 4G WIRELESS NETWORK
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ABSTRACT The development of broadband wireless access technologies in recent years was the result of growing demand for mobile Internet and wireless multimedia applications. Mobile communication plays a most important role in telecommunications industry. The

4G Wireless Networks: Opportunities and Challenges
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Abstract: The next stage of progression in wireless communications, after 2G and 3G, ie the Fourth Generation wireless network consists of key features like high data transfer, wider band-width to support quick upload and download of media files. The 4G network

End-User Controlled Vertical Handover Procedure for 4G Wireless Access Networks
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Abstract This paper proposes a user terminal-controlled mobility management across heterogeneous networks without architectural changes in existing infrastructure. It describes a user-centric approach for vertical handover management. The user-centric network

4G-Mobile Technology-An Adaptive Approach to Wireless Networks
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Abstract:Mobile communication is one of the hottest areas that are developing extremely fast in present times, thanks to the advances of technology in all fields of mobile and wireless communications. 3G and 4G are the present standards in mobile

Novel Compact UWB MIMO patch antenna for 3G/4G Wireless Communication Applications
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Abstract In this paper, two proposed compact UWB Microstrip patch antenna configurations have been analyzed, investigated and optimized using the Zeeland-simulator. The presented UWB antennas resonate at two contiguous ultra widebands: UWB1= 5.5 GHz

Wireless Evolution with 4G Technologies
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Abstract: The better the technology, the more user friendly it becomes. This is what 4G brings to us than 3G. 4G provides us 3 times faster speed than 3G technology. 4G is the short name of fourth generation of wireless/mobile communication That will enable things like IP–

OPTIMIZING ACCESS NETWORKS OF 4G WIRELESS COMMUNICATION SYSTEM
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Abstract:-Communication systems all over the world are transiting from the present 3G to 4G of wireless communications. In 4G communication, every subscriber has to be provided 100Mbps in stationary and 1Gbps in the mobile mode along with a minimum bandwidth of

User Experience Analysis on Real 3G/4G Wireless Networks
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Abstract:We conduct a set of measurements in real environment (a 2G/3G/4G commercial network is considered for this analysis), using as a measurement tool the user equipment (UE), in order to evaluate and analyze end user experience. In the complex equation of

Interoperability in 4G Wireless Communications Networks
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Abstract In this paper, interoperability issues between the Mobile Telephony Networks and the Wireless Data Networks, are addressed and the relative solutions are presented, along with the evolved changes regarding both the provided services and the business models

Optimization of Quality of Service in 4G Wireless Networks
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Abstract:4G radio access technologies should be able to provide different types of IP services. These services rang from narrow-band to broadband, from non-real-time to real- time, and from unicast to multicast broadcast applications. When the need arises for

Performance Evaluation Of 4g Wireless Networks Using Mc-Cdma System Model
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ABSTRACT This paper contains analysis to improve the data rate/throughput and link range without additional bandwidth or transmit power of the system. And reduce the (BER) Bit Error Rate. It estimates the power factor of the receiver antenna in the proposed system. In early

FUTURE WIRELESS TECHNOLOGY-4G NETWORK
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The foremost demand of the modern society has been a quicker and easier access to information. As expectations rise from consumers of the society, source providers will continue to try and upgrade their systems. It seems as if new devices, that use wireless

Feasibility Analysis of 4G Wireless Technology in Ubiquitous m-Health System in Bangladesh
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Abstract:In this paper current 2G m-health system and its services and limitations in Bangladesh have been studied. Then the feasibility of the adaptation of newly emerged technology 4G especially WiMAX has been studied. Most of the population of Bangladesh

TECHNOLOGY REPORT: WIMAX ROLLOUT LEADS THE WAY TO 4G WIRELESS
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This article reviews the technological advancements and breakthroughs achieved in RF MEMS. This technology has already made inroads in cellular segments in a big way and is now posed to bring another revolution in the telecommunications industry. The next

Performance analysis of new ofdm transceiver with optimized butterfly unit for 4G wirelessNetwork
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ABSTRACT: in this work, an analysis is performing with OFDM transceiver architecture in order to reduce the area utilization of the transceiver by introducing a new technique in computing the FFT architectures available within OFDM transceiver architecture. For

Opportunities and Challenges for 4G Wireless Network
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Abstract Major wireless service providers planning to start deployment of 4G wireless networks by mid 2010, research and industry communities are racing against time to find solutions for some of the prominent still open issues in 4G networks. The growing interest

Future and Challenges of 4G Wireless Technology
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Abstract- The next stage of progression in wireless communications, after 2G and 3G, ie the Fourth Generation wireless network consists of the new technologies with all IP based, high data rate services providing internet access anytime, anywhere, with higher

An IPv4–to-IPv6 Threat reviews with Dual Stack Transition Mechanism Considerations a Transitional threat model in 4G Wireless networks.
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Abstract IPv6 offers significant advantages over the current IPv4, however it will take a long time to replace IPv4 with IPv6. The gradual transition from IPv4 to IPv6 requires the network admin to become aware of the next generation protocol IPv6 and its associated security

Handoff Management protocols MIPV6 and HMIPV6 Comparative analysis in 4G wirelessnetworks
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Abstract: With the increasing demands for new data and real-time services, wireless networks should support calls with different traffic characteristics and different Quality of Service (QoS) guarantees. Instead of developing a new uniform standard for all wireless

Review Paper on 4G Wireless Technology
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ABSRRACT: The development of broadband wireless access technologies in recent years was the result of growing demand for mobile Internet and wireless multimedia applications. Mobile communication plays a most important role in telecommunications industry.

Cooperative Header Compression for 4G Wireless Networks
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Abstract:In this paper we introduce an cooperative header compression scheme for 4G wireless networks. The main focus is to achieve robustness and low complexity for the compression. Furthermore the header compression scheme should work without any

MC-CDMA in 4G wireless systems
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Page 1. 2 0 0 5 T h e M a th W o rks, In c. MC-CDMA in 4G wireless systems Dr. Thierry Lestable Senior Researcher Samsung Electronics Research Institute (UK) Paris, 11 12 May 2005 Page 2. 2 Outline WINNER FP6 Scenarios for Phase I MC-CDMA System Model

Review on 4G Wireless Technology
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Abstract:4G refers to the fourth generation of cellular standards. the 4g wireless technology global mobility support integrated wireless solution customized Eventually it will penetrate into our daily life and change the way we live just like many technological innovations

33Multiple antennas for 4G wireless systems
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New air interfaces for 4G broadband cellular networks are being developed under the auspices of the World Wireless Research Forum (WWRF)[1] and the IEEE 802.20 study group for Mobile Broadband Wireless Access (MBWA)[2]. Cellular systems of the third

The improvement of a export/import company by use of 4G wireless networks
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Abstract:The aim of this paper is to present a new system for the Export/Import process using 4G technology. This paper offers the description of Workflow in the design of an Export/Import system to guide the design of Database System. Also simulations of basic

An Efficient Handover Prediction Initiation Algorithm for Vehicular Communication in 4G Wireless Networks
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Abstract:The main motto behind the 4G wireless epoch is to provide a mobile ultra- broadband internet access with the help of a completely standardized Internet Protocol (IP) for video, Voice over IP (VoIP) and other multimedia services. It also requires the existing

Selected PHY topics from 4G wireless standards
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Page 1. Selected PHY topics from 4G wireless standards Noah Jacobsen LGS Innovations, Alcatel-Lucent April 15, 2010 Page 2. Introduction Pre-history: Ma-bell, Bell Labs RD 1983 divestiture 1996 Lucent Technologies is formed – Equipment arm of ATT

Performance Analysis of Adaptive Joint Call Admission Control to Support QoS in Heterogeneous 4G Wireless Networks
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ABSTRACT-Call admission control (CAC) is one of the basic mechanisms for ensuring high quality of service (QoS) offered to the user in Wireless Heterogeneous Networks (HetNet). Based on the available network resources, it estimates the impact of accepting or blocking

Performance analysis of OFDM for 4G wireless systems under various fading channels
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Abstract: The era of entirely wireless, mobile communication is rapidly approaching. Increasingly; users are demanding versatile and convenient modes of communication along with high-speed broadband and technology in the premise of guaranteeing certain quality

WIRELESS MOBILE COMMUNICATION-A STUDY OF 4G TECHNOLOGY
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ABSTRACT Mobile communication is one of the hottest areas and it is developing extremely fast in present times with advanced techniques emerging in all the fields of mobile and wireless communications. The exponential growth of user demands, the limitations of the

4G Wireless Technology: A Brief Review
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ABSTRACT Mobile Communication has been developed rapidly since last few decades. The growth of the wireless broadband technologies in the modern years was the answer of increasing demand for mobile Internet and wireless multimedia application such as live

BEAM STEERING SYSTEM FOR 3G AND 4G WIRELESS LAN APPLICATIONS
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ABSTRACT Adaptive antennas are traditionally used in non-consumer applications due to large size, complexity, or cost constraints. This work describes an architecture for a smart antenna system that can be designed in an integrated circuit. This method uses LINC

Moving Beyond 4G Wireless Systems
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Abstract:As broadband data further blends with cellular voice, mobile devices will become the dominant portals to the connected world. However current design practices still involve building independent networks that each make their own resource decisions. In this paper

Mobility Management in 4G Wireless Heterogeneous Networks
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Abstract In the forthcoming era of seamless mobility, people will have an easy, universal, uninterrupted access to information, entertainment and communication when, where and how they want it. The ability to provide a seamless transition across heterogeneous

Source Descriptor Selection Schemes for Multiple Description Coded Services in 4G Wireless Communication Systems
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Abstract 4G wireless communication networks are characterized by the need to support heterogenous terminals differing in size, display, battery, computational power, etc. For efficient usage of the wireless spectrum all devices should be served by the same

Estimation of Bit Error Rate and Mean Square Error in 4G Wireless Networks
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Abstract: In 4G systems to improve the capacity with good Quality of Service (QoS), Orthogonal Frequency Division Multiplexing (OFDM) is used. This paper discusses the channel estimation in OFDM system using Block type-Least Square (LS) and Minimum

Resource allocations in heterogeneous 4G wireless networks
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In addition to well-established standard for local area networks, such as IEEE 802.11, in recent years there has been an increasing proliferation of broadband networks, capable of providing applications and services, characterized by high data rate and stringent

A SAMA SCHEME FOR IMPROVING QOS IN 4G MULTIHOPS WIRELESS NETWORKS
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ABSTRACT There exists severalattributes for a data, and among them confidentiality and security is gained by the entity which is termed as Authentication. The defined entity exhibits the involvement of another entity called as identification involving two or more parties,

Architectural Shift from 4G to 5G Wireless Mobile Networks
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Abstract:Due to the ever increasing user demand for higher data rate and seamless communication through their mobile devices the current wireless mobile networks need to be upgraded to support such high requirements. The current fourth generation wireless

using mobile computers and devices. Two types of wireless Internet access points are hot spots and 4G networks. A hot spot is a wireless network that allows
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A global positioning system (GPS) is a navigation system that consists of one or more earth- based receivers that accept and analyze signals sent by satellites in order to determine the receiver's geographic location, according to Shelly and Cashman.(How a GPS Works) A

Supporting Secure Scalable End-To-End QoS In 4G Mobile Wireless Networks
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Abstract: With the convergence of the Internet and wireless communications, mobile wireless networks and data services are undergoing tremendous evolutionary growth that has seen the development of fourth generation (4G) mobile wireless access technologies based on

Multiple Access Techniques For 4G Mobile Wireless Networks
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Abstract:-A number of new technologies are being integrated by the telecommunications industry as it prepares for the next generation mobile services. One of the key changes incorporated in the multiple channel access techniques is the choice of Orthogonal

The Employment Effects of Advances in Internet and Wireless Technology: Evaluating the Transitions from 2G to 3G and from 3G to 4G
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EXECUTIVE SUMMARY Continuing investments to upgrade the wireless broadband Internet infrastructure, including the transitions from 2G to 3G wireless technologies, and now from 3G to 4G, had produced cascades of innovation. Based on previous advances,

Dual Zeroth-Order Resonant USB Dongle Antennas for 4G MIMO Wireless Communications
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Abstract-A multi-band multiple-input multiple-output (MIMO) antenna system consisting of two antenna elements has been proposed for 4G USB Dongle application. The designed MIMO antenna system with a compact volume of 25mm× 30mm× 3.5 mm operates in two

Mobility Issues in 4G Heterogeneous Wireless Networks
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Abstract A Heterogeneous Network is a network consisting of mix of macro cells, pico cells, femto cells, Remote Radio Heads (RRH) and relays. It is a 4G technology denoted as HetNet. A HetNet consists of infrastructure with different wireless access technologies,

4G AND NEXT GENERATION–WIRELESS COMMUNICATIONS OF THE FUTURE
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ABSTRACT Cellular communication has brought in an unparallel revolution in the field of communication during the past two decades. The mobile communication industry growth has surpassed growth of all other fields. Even our own country is not left behind. The

WIRELESS COMMUNICATION NETWORKS: ADVANCEMENT TO 4G
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ABSTRACT The objective of this paper is comprehensive study related to Fourth Generation (4G) technology of mobile communication. In 4G, researches are related to the development of Long Term Evolution (LTE)-Advanced technology. LTE-Advanced is not a new

Cell Segmentation-based Wireless Channel Modeling for 4G Base Station Self Optimal TM Selection
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Abstract:In this paper, we investigate MIMO wireless propagation characteristic by proposing a time-evolving MIMO spatial channel which performs instantaneously and optimally the selection of the appropriate Transmission Mode at the eNode B. The

Wireless 4G Cell network with hand o Multiple Cla
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Abstract A novel analytic framework is devised for the performance modeling and evaluation of a wireless 4G cell with bursty multiple class traffic flows consisting of voice calls, streaming media and data packets subject to an efficient medium access control (MAC)

Design A Protocol for Wireless 4G Systems
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Abstract The expected high data rate of the incoming 4G mobile devices and the expected services that the 4G should carry, need a robust protocol that overcomes the wireless network problems, such as a handoff, Bit Error Rate (BER), and Asymmetry between base

CAN RESIDENTIAL WIRELESS LANS PLAY A ROLE IN 4G
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Abstract We present a P2P scheme that could fuel the deployment of free public wireless LANs (WLANs) in cities; these WLANs would complement existing and future cellular networks. We call our scheme the P2P Wireless Network Confederation (P2PWNC).

Multi-Interface Mobile Node in 4G Heterogeneous Wireless Networks
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Abstract: The next generation mobile communication system called as 4G/NGWN is expected to include heterogeneous wireless networks that will offer high data rate multimedia services to end users at lowest cost. In present Wireless Systems the capability

Protection and Security Aware QoS Framework for 4G Multihop Wireless Networks
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Abstract The Worldwide interoperable for Microwave Access (WiMAX) and Long Term Evolution (LTE) standards have well-defined Quality of Service (QoS) and security architecture. However, the details of Radio Resource Management (RRM) components,

SEAMLESS MOBILITY IN 4G HETEROGENEOUS WIRELESS NETWORKS.
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ABSTRACT A Heterogeneous Network abbreviated as HetNet is a mix of macrocells, picocells, femtocells, remote radio heads and relays. A HetNet is a network consisting of various wireless access technologies and functionalities. The Next Generation mobility

AN IMPROVED VERTICAL HANDOFF ALGORITHM FOR 4G HETEROGENEOUS WIRELESSNETWORKS
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ABSTRACT In modern Heterogeneous 4G wireless networks, the essential criterion is uninterrupted call service and continuity of the call. Handoff is the best technique to achieve continuous call service. In heterogeneous wireless networks the key challenging aspect is Mobile and wireless communications are moving towards a new era that will be characterized by the collaboration of heterogeneous systems, the need for high-speed communications while on the move and for advanced services with quality guarantees.

Evolution of 4G Communication Network Over 3G: Increasing wireless network speed by Coded TCP
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Abstract:-Wireless network is an emerging technology that allows user to access information and services electronically, regardless of their geographical position. Wireless carriers try to up sell customers on the new, improved technology; 3G provides greater range and

Wireless LAN performance studies in the context of 4G networks
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The wireless telegraph is not difficult to understand. The ordinary telegraph is like a very

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request paper PROVIDING SECURITY CHALLENGES IN 4G SYSTEMS



Providing Security Challenges In 4g Systems
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Abstract:Several research groups are working on designing new security architectures for 4G networks such as Hokey and Y-Comm. Since designing an efficient security module requires a clear identification of potential threats, this paper attempts to outline the security