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wimax (802.16)
(788 results)-
Webcasts
WiMAX System Design Using MathWorks Simulink and Altera's DSP Builder
Jan 2009
FPGAs offer the highest performance platforms for Digital Signal Processing (DSP). Using Altera's new advanced DSP Builder tool, one can build highly optimized DSP designs within MathWorks...
Provided by Altera
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White Papers
Best Practices Guide: Microsoft Exchange 2010 on VMware
Sep 2010
This guide provides best practice guidelines for deploying Exchange Server 2010 on vSphere. The recommendations in this guide are not specific to any particular set of hardware or to the size and...
Provided by VMware
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White Papers
Cloud computing: Innovative solutions for test environments
Apr 2011
This whitepaper features valuable insights pertaining to cloud usage and implementation scenarios for test cloud environments. Includes helpful guidance and scenarios for IT Managers and CIOs...
Provided by IBM
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Webcasts
Integrated Business Case Analysis: How to Build, Plan & Design WiMAX & LTE Initiatives
Apr 2009
Building carrier-class LTE and WiMAX networks is a complex undertaking and the initial planning stage, where the business case is defined and the budget is allocated, is critical for setting a...
Provided by WiMax.com Broadband Solutions
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Webcasts
Building a Flexible & Adaptable WiMAX CSN
May 2009
A full featured WiMAX CSN represents a large percentage of the initial capital investment, which can have a direct impact on the sustainability and profitability of the overall network. It's not...
Provided by WiMax.com Broadband Solutions
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Webcasts
Addressing WiMAX Basestation Design Requirements With Altera's Wireless Ecosystem
May 2006
Altera's wireless ecosystem offers system OEMs the choice to make or buy when addressing their WiMAX basestation design requirements. This choice provides significant competitive advantages by...
Provided by Altera
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White Papers
LTE-Advanced and Mobile WiMAX: Meeting the IMT-Advanced Specifications for 4G
Sep 2010
The increased customer demand for high bandwidth data services has accelerated the urgency for operators to deploy broadband 4G networks. WiMAX (Worldwide Interoperability for Microwave Access) is...
Provided by Punjabi University
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White Papers
An Energy Analysis of IEEE 802.15.6 Scheduled Access Modes
Jul 2011
Body Area Networks (BANs) are an emerging area of wireless personal communications. The IEEE 802.15.6 working group aims to develop a communications standard optimised for low power devices...
Provided by Letterkenny Institute of Technology
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White Papers
LTE and WiMAX Comparison
Dec 2008
Two emerging technologies, the IEEE 802.16 WiMAX (Worldwide Interoperability for Microwave Access) and the 3GPP LTE (Third Generation Partnership Project Long Term Evolution) aim to provide mobile...
Provided by Santa Clara University
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White Papers
WiMAX/802.16 Security in Mesh Mode
Dec 2008
WiMAX/802.16 is a standard of Wireless Metropolitan Area Networks (WMAN). This standard, which was originally designed for solving the last mile problem, has become popular in fixed and mobile...
Provided by Carleton University
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Case Studies
HP Service Activator Solution Bundles Software, Services, Hardware to Ensure Scalability, Functionality, and On-Time, On-Budget Delivery
Apr 2009
Tatung, a 90-year old global electronics company based in Taiwan, is no stranger to wireless technology: its portfolio has long featured products like wireless phones and terminals. The company...
Provided by Hewlett-Packard (HP)
-
White Papers
RF Spectrum Utilization in WiMAX
Nov 2004
This paper discusses the implementation of IEEE 802.16a/d/e WirelessMAN (broadband wireless access), also referred to as WiMAX (Worldwide Interoperability for Microwave Access), in terms of...
Provided by Fujitsu
-
Case Studies
Ushering WiMAX to the Frontlines of Malaysia
Jul 2009
Though having a strong first mover advantage, Mobile WiMAX 16e is a completely new technology to Malaysians, hence, it is important for P1 to convince and convert its prospects to long-term...
Provided by Green Packet
-
White Papers
Global Standards Development: Setting the Course for Technology Directions
Feb 2008
Global standards development plays a key role in setting the technology directions the industry will adopt and follow into the future. Nortel is committed to this global standardization process...
Provided by Nortel Networks
-
White Papers
Managed Services Simplify Taking New Technologies to Market: How Managed Services Enables WiMAX Operators to Focus on Core Business Objectives
Jan 2009
WiMAX service providers, both existing and those planning for an initial deployment, should strongly consider the focusing benefits of Managed Services. The most benefit can be gained by selecting...
Provided by Motorola
-
White Papers
Goodbye Boundaries Hello Disruption: Towards Ubiquitous Wireless Broadband
Dec 2008
To meet the market demand for new broadband services, mobile operators are building out their networks along various evolutionary paths. The 3GPP path holds promise for many cellular providers...
Provided by Motorola
-
White Papers
Deployment Considerations for Mobile WiMAX
Sep 2008
Along with traditional factors such as link budgets and Signal-to-Noise Ratio (SNR), deployment considerations for Mobile WiMAX systems should include the cost-saving opportunities offered by the...
Provided by Fujitsu
-
White Papers
Access Service Network Gateway in WiMAX
Aug 2009
The high data rate demand for applications such as real-time audio, video, online gaming, service on demand, and live conference has always kept challenges way ahead of available technical...
Provided by Tata Consultancy Services
-
White Papers
WiMAX Base Station Scheduling Algorithms
Jul 2009
This white paper discusses about the scheduling algorithms for Orthogonal Frequency Division Multiple Access/Time Division Multiple Access (OFDMA/TDMA) based systems, which extends the PF scheme...
Provided by Tata Consultancy Services
-
White Papers
It Takes Two to Tango: Using Wi-Fi and WiMAX to Deliver Broadband Wireless Services to Fixed and Mobile Clients
Jan 2008
This paper seeks to answer the questions from the viewpoint of a Wi-Fi network manager. The key questions are how soon WiMAX networks will be available, and how could WiMAX be made to work in...
Provided by Aruba Networks
-
White Papers
Overview of WiMAX
Jul 2004
WiMAX is a standard-based wireless technology that provides high throughput broadband connections over long distance. WiMAX can be used for a number of applications, including "last mile"...
Provided by Office of the Telecommunications Authority
-
White Papers
Cell-ID Positioning in WiMAX Networks Analysis of the Clearwire Network in Belgium
Jun 2009
Base station identification, or Cell IDentification (Cell-ID) is the first method used by operators to provide Location-Based Services (LBS). The advantage of using this method is the simplicity...
Provided by Vrije Universiteit Brussel
-
White Papers
Comparison Between UMTS/HSPA+ and WiMAX/IEEE 802.16e in Mobility Scenarios
Jan 2009
The main purpose of this paper is to compare the performance of UMTS/HSPA+ and mWiMAX. Two scenarios were considered: single and multiple users. The single user model estimates the cell radius for...
Provided by Instituto de Telecomunicacoes
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White Papers
Streaming Video Content Over IEEE 802.16/WiMAX Broadband Access
Aug 2008
Worldwide Interoperability for Microwave Access (WiMAX) embodies the IEEE 802.16 family of standards that provide wireless broadband access to residential and commercial Internet subscribers....
Provided by Simon Fraser University
-
White Papers
An Energy-Efficient Handover Scheme With Geographic Mobility Awareness in WiMAX-WiFi Integrated Networks
Dec 2008
WiFi networks have been deployed in many regions such as buildings and campuses to provide wireless Internet access. However, to support ubiquitous wireless service, one possibility is to...
Provided by National Chiao-Tung University
-
White Papers
Adaptive Antenna Selection at Mobile Stations for SDMA in WiMAX Networks
Sep 2009
The IEEE 802.16/WiMAX standards has fully embraced multi-antenna technology and can, thus, deliver robust performance and high transmission rates. Nevertheless, due to its inherent cost concerns,...
Provided by Mitsubishi Electric Research Laboratories
-
White Papers
Fast Dummy Sequence Insertion Method for PAPR Reduction in WiMAX Systems
Aug 2009
In literatures, many researches proposed various methods to reduce PAPR (Peak to Average Power Ratio). Among those, DSI (Dummy Sequence Insertion) is one of the most attractive methods for WiMAX...
Provided by Suranaree University of Technology
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White Papers
A WiMAX-Based Implementation of Network MIMO for Indoor Wireless Systems
Jul 2009
It is well known that Multiple-Input Multiple-Output (MIMO) techniques can bring numerous benefits, such as higher spectral efficiency, to point-to-point wireless links. More recently, there has...
Provided by Universitat Pompeu Fabra
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White Papers
Access Methods to WiMAX Femtocells: A Downlink System-Level Case Study
Nov 2008
Over the last two years, GSM and UMTS femtocell access points have been proposed as a solution to the poor indoor coverage problem experienced in certain areas. Research on these devices has shown...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Hybrid WiMAX and Wi-Fi Networks for the Support of b-Learning and Telemedicine
Mar 2009
This paper addresses the deployment of hybrid WiMAX and Wi-Fi networks for the support of always best connected telemedicine and health sciences education applications. The available services...
Provided by Universidade da Beira Interior
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White Papers
Measurements and Comparison of WiMAX Radio Coverage at 2.5 GHz and 3.5 GHz
Feb 2009
The performance of co-located WiMAX transmitter sites operating at 2.5 and 3.5GHz are compared, based on coverage assessments. The study showed that the 2.5GHz performed marginally better than the...
Provided by Tecnologico de Monterrey
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White Papers
On Centralized Scheduling and Channel Assignment Scheme for WiMAX Mesh Networks
Aug 2009
WiMAX provides a mechanism for creating Multihop mesh, which can be deployed as high speed wide-area wireless network. Because multiple-access interference is a major limiting factor for the WiMAX...
Provided by Tamkang University
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White Papers
A Survey of MAC Based QoS Implementations for WiMAX Networks
Jun 2009
This paper presents a comprehensive survey of proposed Quality of Service (QoS) mechanisms in the Media Access Control (MAC) sublayer of WiMAX based wireless networks. QoS support in WiMAX is a...
Provided by Reed Elsevier
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White Papers
Spectrum for WiMAX in Europe: The Search for a Home for the Next Generation of Wireless Broadband
Mar 2009
The ubiquity and utility of WiFi hotspots in cafés, hotels, airports and similar such locations has lead many in the ICT industry to the belief that a higher capacity, longer range, more flexible...
Provided by InterConnect Communications
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White Papers
Performance Evaluation of a Deployed WiMAX System Operating in the 4.9GHz Public Safety Band
Dec 2008
This paper presents an evaluation of a deployed WiMAX system operating in the 4.9GHz Public Safety Band in the City of Tulsa. The study includes propagation analysis for the coverage and network...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Energy-Efficient Network Selection With Mobility Pattern Awareness in an Integrated WiMAX and WiFi Network
Aug 2009
To provide wireless Internet access, WiFi networks have been deployed in many regions such as buildings and campuses. However, WiFi networks are still insufficient to support ubiquitous wireless...
Provided by John Wiley & Sons
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White Papers
The Overhead and Efficiency Analysis on WiMAX's MAC Management Message
Apr 2009
This paper presents the overhead analysis on MAC Management Messages of WiMAX based on IEEE802.16 standard. The efficiency on the MAC layer is derived for Point to Multipoint (PMP) topology. The...
Provided by University of Lampung
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White Papers
Available Measurements in Current WiMAX Networks and Positioning Opportunities
Sep 2009
This paper considers the practical issues related to positioning in WiMAX networks depending on the available measurements. The network under study is the Clearwire network deployed in Brussels...
Provided by IMEKO
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White Papers
A 50Mbps Double-Binary Turbo Decoder for WiMAX Based on Bit-Level Extrinsic Information Exchange
Nov 2008
A 50Mbps, 2.24mm2 double-binary turbo decoder is designed and implemented in 0.13ìm CMOS process for the WiMAX standard. To reduce the large extrinsic memory needed in double-binary turbo...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Towards for Admission Control in WIMAX Relay Station Mesh Network for Mobile Stations Out of Coverage Using Ad-Hoc
Aug 2009
WIMAX relay station mesh network has been approved by IEEE 802.16j as a standard to provide a highly data rate transmission, the RS was implemented to extend the coverage zone of the BS, for...
Provided by University of Malaya
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White Papers
Location Based Performance of WiMAX Network for QoS With Optimal Base Stations (BS)
Jul 2011
In this paper, the authors are given concept of their WiMAX (Worldwide Interoperability for Microwave Access) network performance for QoS monitoring and optimization solution for BS (Base Station)...
Provided by Scientific Research
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White Papers
Path Selection in WiMAX Networks With Mobile Relay Stations
Jul 2011
Introduction of mobile relays into networks based on IEEE 802.16 standard brings new challenges. The paper proposes signaling mechanism for acquisition of channel state information for mobile...
Provided by IARIA
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White Papers
Performance Optimization With Efficient Polling Mechanism in IEEE 802.16 Networks With Cross-Layer Consideration
Jul 2009
IEEE 802.16 standard suite defines a reservation-based bandwidth allocation mechanism. A SS (Subscriber Station) has to be polled to request bandwidth reservation before transmits uplink data to a...
Provided by Springer Science+Business Media
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White Papers
Performance Analysis of Best-Effort Service in Saturated IEEE 802.16 Networks
Aug 2009
The IEEE 802.16 standard is a promising technology for the fourth-generation mobile networks and is being actively promoted by the WiMAX Forum, an industry-led consortium. Among the various...
Provided by City University of Hong Kong
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White Papers
Puzzle Based Approach for Solving Denial of Service Attack in Mobile WIMAX
Apr 2012
Mobile WiMAX or IEEE 802.16e gives the access of Broadband Wireless even when the station is moving. But, as always Wireless environment is more open to threats; various threats exist over Mobile...
Provided by Academy & Industry Research Collaboration Center
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White Papers
Broadband Wireless Networks-DoS Attacks & Challenges
Jan 2012
Broadband Wireless Networks are providing Internet and other services to end users. IEEE 802.11, IEEE 802.16 & Wireless Mesh Network are regarded as the most important Broadband Wireless...
Provided by International Association of Engineers
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White Papers
Performance Analysis of WiMAX Physical Layer for Various Modulation Schemes
Jan 2012
The Worldwide interoperability for microwave access (WiMAX) based on IEEE 802.16, has been one of the most important technologies in communication networks providing voice, data and video services...
Provided by International Association of Engineers
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White Papers
An Interference and QoS Aware Distributed Scheduling Approach for Hybrid IEEE 802.16E Mesh Networks
Oct 2008
A distributed scheduling approach for fast deployable tactical IEEE 802.16e networks is presented where distributed base stations with dual radios form a mesh backhaul and mobile battle units...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Performance Comparision of Qos Stability Methods in Wimax Networks
Aug 2010
Recently IEEE 802.16 WiMAX has attracted a lot of attention in wireless networking research and applications. An attempt had been made to compare DropTail, RED, Proportional fairness and DRR...
Provided by International Journal of Computer Science and Information Technologies
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White Papers
A Survey on Cooperative Diversity and Its Applications in Various Wireless Networks
Nov 2011
Cooperative diversity is a technique in which various radio terminals relay signals for each other. Cooperative diversity results when cooperative communications is used primarily to leverage the...
Provided by Mody Institute of Technology and Science
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White Papers
Increasing Wireless Revenue With Service Differentiation
Jun 2007
New technologies such as IEEE 802.16 (Wi-MAX) and IEEE 802.11e (Wi-Fi with QoS) enable differentiated services. In this paper, the authors explore the potential for increasing the revenue of...
Provided by University of California
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White Papers
Network Formation Games Among Relay Stations in Next Generation Wireless Networks
Feb 2012
The introduction of Relay Station (RS) nodes is a key feature in next generation wireless networks such as 3GPP's Long Term Evolution Advanced (LTE-Advanced), or the forthcoming IEEE 802.16j WiMAX...
Provided by Princeton University
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White Papers
Performance Analysis of Push-to-Talk Over IEEE 802.16e With Sleep Mode and Idle Mode
May 2010
The authors investigate how much power saving can be achieved for a Push-To-Talk (PTT) service by employing sleep mode and idle mode in the IEEE 802.16e. In this paper, a mobile station by...
Provided by Springer Science+Business Media
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White Papers
A Hybrid CAC Algorithm for Maximizing Downlink Capacity of M-WiMAX Systems
Nov 2010
Due to the implementation of an Adaptive Modulation-Coding (AMC) mechanism in the 802.16e physical layer, each connection's bandwidth requirements cannot be statically computed, but they derive as...
Provided by Springer Science+Business Media
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White Papers
Evaluation of Joint Sleep and Idle Mode in IEEE 802.16e WIMAX
Mar 2012
As energy availability limits usage time for mobile devices, modern wireless systems implement Power Saving Mechanisms (PSMs). Determining optimal PSM parameters and switch points when applying...
Provided by International Journal of Computer Science Issues
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White Papers
A Survey of Mobile WiMAX IEEE 802.16m Standard
Apr 2010
IEEE 802.16m amends the IEEE 802.16 Wireless MAN-OFDMA specification to provide an advanced air interface for operation in licensed bands. It will meet the cellular layer requirements of...
Provided by Sardar Vallabhbhai National Institute Of Technology
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White Papers
A Compact Dual Band Planar RMSA for WLAN/WIMAX Applications
Jan 2012
The Presentation of a compact dual band planar Rectangular MicroStrip Antenna (RMSA) antenna for a WLAN (2.4GHz IEEE standards 802.11b/g)/WiMAX (2.6GHz IEEE standards802.16e) applications. The two...
Provided by International Journal of Advances in Engineering & Technology (IJAET)
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White Papers
Cross-Layer Based Qos Routing Protocol Analysis Based on Nodes for 802.16 Wimax Networks
Sep 2011
A cross-layer framework to favor the video-on-demand service in multi-hop WiMax mesh networks. This will guarantee that the required data rate is achieved for video streams, which is crucial for...
Provided by International Journal of Advances in Engineering & Technology (IJAET)
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White Papers
Exploiting OFDM Systems for Covert Communication
Oct 2010
Both Long Term Evolution (LTE) and WiMAX (802.16) 4th Generation wireless systems (4G) utilize Orthogonal Frequency Division Multiplexing (OFDM) on the down-link. The advantages of OFDM over other...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Full-Rate Full-Diversity 2 × 2 Space-Time Codes of Reduced Decoder Complexity
Dec 2007
Multiple-Input Multiple-Output (MIMO) techniques have become an essential part of broadband wireless communications systems. For example, the recently developed IEEE 802.16e specifications for...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
FAST: A Fuzzy-Based Adaptive Scheduling Technique for IEEE 802.16 Networks
Jan 2011
Since the IEEE 802.16 first standard was proposed in 2004 to provide broadband wireless service, the standard has not only been widely studied, but also broadly commercialized. The current IEEE...
Provided by Pohang University of Science And Technology
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White Papers
Improving the Bandwidth Utilization by Recycling the Unused Bandwidth in IEEE 802.16 Networks
Apr 2012
The Physical and MAC layers have been specified in IEEE 802.16 networks. The quality of service is ensured by the bandwidth reservation. The subscriber station should reserve the bandwidth more...
Provided by Adhiyamaan College of Engineering
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White Papers
Dynamic End-to-End Capacity in IEEE 802.16 Wireless Mesh Networks
Feb 2010
The IEEE 802.16 standard defines mesh mode as one of its two operational modes in Medium Access Control (MAC). In the mesh mode, peer-to-peer communication between Subscriber Stations (SSs) is...
Provided by Reed Elsevier
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White Papers
Overhead Estimation Over Capacity of Mobile WiMAX
Mar 2012
The IEEE802.16 standard which has emerged as Broadband Wireless Access (BWA) technology, promises to deliver high data rate over large areas to a large number of subscribers in the near future....
Provided by World Academy of Science, Engineering and Technology
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White Papers
Performance Analysis of Access Control Protocols i.e. EAP, RADIUS and DIAMETER of WiMAX Security
Mar 2010
Wi-MAX technology (IEEE 802.16) is the latest technology promised to provide Broadband Wireless Access (BWA) over a long range. Meanwhile its security is becoming critical issue with the rapid...
Provided by RIMT - Institute of Engineering & Technology
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White Papers
An Efficient Early Stopping Scheme for LDPC Decoding Based on Check-Node Messages
Nov 2008
An efficient early stopping method is proposed in this paper to reduce the average number of iterations for Low Density Parity Check (LDPC) decoders. The method is very efficient especially when...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Power-Aware Opportunistic Downlink Scheduling in IEEE 802.16 Wireless Networks
Apr 2011
The IEEE 802.16 is a standard for fixed and mobile Broadband Wireless Access (BWA). In this paper, the authors deal with two key challenges of 802.16-based networks. First, terminals close to cell...
Provided by Reed Elsevier
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White Papers
Throughput Vs. Distance Tradeoffs and Deployment Considerations for a Multi-Hop IEEE 802.16e Railroad Test Bed
Mar 2011
Throughput vs. distance analysis and coverage requirements is critical issues in planning wireless network deployments. With the recent availability of IEEE 802.16e and its promise of larger...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Leveraging Multi-User Diversity, Channel Diversity and Spatial Reuse for Efficient Scheduling in Wireless Relay Networks
Nov 2011
A wireless relay network is composed of a Base Station (BS), a few Relay Stations (RSs) and a large number of Mobile Stations (MSs). The BS serves as a gateway connecting the network to external...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Mobile WiMAX Security, Architecture and Assessment
Jan 2012
WiMAX (Worldwide Interoperability for Microwave Access) is an emerging wireless communication system that can provide broadband access with large-scale coverage. Since 2001, WiMAX has evolved from...
Provided by International Journal of Electronics Communication and Computer Engineering
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White Papers
A 2.469-2.69GHz AlGaN/GaN HEMT Power Amplifier for IEEE 802.16e WiMAX Applications
Nov 2008
WiMAX, with the whole name Worldwide Interoperability of Microwave Access, is a new broadband wireless access technique which is based on IEEE 802.16 standard. The basic object of WiMAX is that,...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Efficient Mobile WiMAX Capacity Estimations in a Multihop Environment
Nov 2008
The1new relay-based architecture for Mobile WiMAX that will allow multi-hop communication imposes a demanding performance requirement on relay stations. The frame structure used for transmission...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
QoS Scheduling for Group Mobility in WiMAX
Nov 2008
In this paper, the authors have proposed an adaptive scheduling algorithm to suit group mobility scenarios in the mobile WiMAX. The QoS scheduling scheme aims to minimize the end-to-end delay for...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Self-Adaptive Truncated Binary Exponential Backoff Scheme for WiMAX P2MP Network With Heavy Traffic
Nov 2008
As a new wireless network access technology, IEEE 802.16 can provide broadband Internet connection to user. However, it was found that the mandatory contention resolution scheme in IEEE 802.16 can...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
A Proactive Forward Error Control Scheme for Mobile WiMAX Communication
Nov 2008
The IEEE 802.16 standard, also known as WiMAX, has yet to prove its effectiveness when the end terminals are not static and free to move at vehicular speeds. High bit error rate caused by...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Design of Zone-Based Bandwidth Management Scheme in IEEE 802.16 Multi-Hop Relay Networks
Jul 2011
IEEE 802.16 Wireless Network technology is a hot research issue in recent years. It provides wider coverage of radio and higher speed wireless access, and Quality-of-Service plays an important...
Provided by Springer
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White Papers
Optimal Modulation and Coding Scheme Allocation of Scalable Video Multicast Over IEEE 802.16e Networks
Aug 2011
With the rapid development of wireless communication technology and the rapid increase in demand for network bandwidth, IEEE 802.16e is an emerging network technique that has been deployed in many...
Provided by Springer
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White Papers
The Promise of Downlink MU-MIMO for Highcapacity Next Generation Mobile Broadband Networks Based on IEEE 802.16 M
Sep 2011
The dramatic increase of the demand for mobile broadband services poses stringent requirements on the performance evolution of currently deployed mobile broadband networks, such as Mobile WiMAX...
Provided by Springer
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White Papers
Minimum Decoding Trellis Length and Truncation Depth of Wrap-Around Viterbi Algorithm for TBCC in Mobile WiMAX
Nov 2011
The performance of the wrap-around Viterbi decoding algorithm with finite truncation depth and fixed decoding trellis length is investigated for tail-biting convolutional codes in the mobile WiMAX...
Provided by Springer
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White Papers
A New and Efficient Adaptive Scheduling Packets for the Uplink Traffic in WiMAX Networks
Nov 2011
In this paper, an adaptive scheduling packets algorithm for the uplink traffic in WiMAX networks is proposed. The proposed algorithm is designed to be completely dynamic, mainly in networks that...
Provided by Springer
-
White Papers
Bandwidth Recycling in IEEE 802.16 Networks
Mar 2010
IEEE 802.16 standard was designed to support the bandwidth demanding applications with Quality of Service (QoS). Bandwidth is reserved for each application to ensure the QoS. For Variable Bit Rate...
Provided by Iowa State University
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White Papers
An Alternative QoS Architecture for the IEEE 802.16 Standard
Oct 2006
The IEEE 802.16 Standard is a technology proposed to offer wireless access to network stations in a metropolitan area environment. These networks are designed to operate at high data rates and to...
Provided by Association for Computing Machinery
-
White Papers
WiMAX/802.16 Security in Mesh Mode
Dec 2008
WiMAX/802.16 is a standard of Wireless Metropolitan Area Networks (WMAN). This standard, which was originally designed for solving the last mile problem, has become popular in fixed and mobile...
Provided by Carleton University
-
White Papers
WiMAX: MAC Layer Performance Assessments
Mar 2008
This paper focuses on WiMAX since this wireless technology allows broadband communications. This paper provides here a preliminary study on MAC layer performance as well as a sensitivity study to...
Provided by Alcatel-Lucent
-
Case Studies
HP Service Activator Solution Bundles Software, Services, Hardware to Ensure Scalability, Functionality, and On-Time, On-Budget Delivery
Apr 2009
Tatung, a 90-year old global electronics company based in Taiwan, is no stranger to wireless technology: its portfolio has long featured products like wireless phones and terminals. The company...
Provided by Hewlett-Packard (HP)
-
White Papers
RF Spectrum Utilization in WiMAX
Nov 2004
This paper discusses the implementation of IEEE 802.16a/d/e WirelessMAN (broadband wireless access), also referred to as WiMAX (Worldwide Interoperability for Microwave Access), in terms of...
Provided by Fujitsu
-
Case Studies
Ushering WiMAX to the Frontlines of Malaysia
Jul 2009
Though having a strong first mover advantage, Mobile WiMAX 16e is a completely new technology to Malaysians, hence, it is important for P1 to convince and convert its prospects to long-term...
Provided by Green Packet
-
White Papers
Global Standards Development: Setting the Course for Technology Directions
Feb 2008
Global standards development plays a key role in setting the technology directions the industry will adopt and follow into the future. Nortel is committed to this global standardization process...
Provided by Nortel Networks
-
White Papers
Managed Services Simplify Taking New Technologies to Market: How Managed Services Enables WiMAX Operators to Focus on Core Business Objectives
Jan 2009
WiMAX service providers, both existing and those planning for an initial deployment, should strongly consider the focusing benefits of Managed Services. The most benefit can be gained by selecting...
Provided by Motorola
-
White Papers
Goodbye Boundaries Hello Disruption: Towards Ubiquitous Wireless Broadband
Dec 2008
To meet the market demand for new broadband services, mobile operators are building out their networks along various evolutionary paths. The 3GPP path holds promise for many cellular providers...
Provided by Motorola
-
White Papers
Deployment Considerations for Mobile WiMAX
Sep 2008
Along with traditional factors such as link budgets and Signal-to-Noise Ratio (SNR), deployment considerations for Mobile WiMAX systems should include the cost-saving opportunities offered by the...
Provided by Fujitsu
-
White Papers
Access Service Network Gateway in WiMAX
Aug 2009
The high data rate demand for applications such as real-time audio, video, online gaming, service on demand, and live conference has always kept challenges way ahead of available technical...
Provided by Tata Consultancy Services
-
White Papers
WiMAX Base Station Scheduling Algorithms
Jul 2009
This white paper discusses about the scheduling algorithms for Orthogonal Frequency Division Multiple Access/Time Division Multiple Access (OFDMA/TDMA) based systems, which extends the PF scheme...
Provided by Tata Consultancy Services
-
White Papers
It Takes Two to Tango: Using Wi-Fi and WiMAX to Deliver Broadband Wireless Services to Fixed and Mobile Clients
Jan 2008
This paper seeks to answer the questions from the viewpoint of a Wi-Fi network manager. The key questions are how soon WiMAX networks will be available, and how could WiMAX be made to work in...
Provided by Aruba Networks
-
White Papers
Overview of WiMAX
Jul 2004
WiMAX is a standard-based wireless technology that provides high throughput broadband connections over long distance. WiMAX can be used for a number of applications, including "last mile"...
Provided by Office of the Telecommunications Authority
-
White Papers
Cell-ID Positioning in WiMAX Networks Analysis of the Clearwire Network in Belgium
Jun 2009
Base station identification, or Cell IDentification (Cell-ID) is the first method used by operators to provide Location-Based Services (LBS). The advantage of using this method is the simplicity...
Provided by Vrije Universiteit Brussel
-
White Papers
Comparison Between UMTS/HSPA+ and WiMAX/IEEE 802.16e in Mobility Scenarios
Jan 2009
The main purpose of this paper is to compare the performance of UMTS/HSPA+ and mWiMAX. Two scenarios were considered: single and multiple users. The single user model estimates the cell radius for...
Provided by Instituto de Telecomunicacoes
-
White Papers
Streaming Video Content Over IEEE 802.16/WiMAX Broadband Access
Aug 2008
Worldwide Interoperability for Microwave Access (WiMAX) embodies the IEEE 802.16 family of standards that provide wireless broadband access to residential and commercial Internet subscribers....
Provided by Simon Fraser University
-
White Papers
An Energy-Efficient Handover Scheme With Geographic Mobility Awareness in WiMAX-WiFi Integrated Networks
Dec 2008
WiFi networks have been deployed in many regions such as buildings and campuses to provide wireless Internet access. However, to support ubiquitous wireless service, one possibility is to...
Provided by National Chiao-Tung University
-
White Papers
Adaptive Antenna Selection at Mobile Stations for SDMA in WiMAX Networks
Sep 2009
The IEEE 802.16/WiMAX standards has fully embraced multi-antenna technology and can, thus, deliver robust performance and high transmission rates. Nevertheless, due to its inherent cost concerns,...
Provided by Mitsubishi Electric Research Laboratories
-
White Papers
Fast Dummy Sequence Insertion Method for PAPR Reduction in WiMAX Systems
Aug 2009
In literatures, many researches proposed various methods to reduce PAPR (Peak to Average Power Ratio). Among those, DSI (Dummy Sequence Insertion) is one of the most attractive methods for WiMAX...
Provided by Suranaree University of Technology
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White Papers
A WiMAX-Based Implementation of Network MIMO for Indoor Wireless Systems
Jul 2009
It is well known that Multiple-Input Multiple-Output (MIMO) techniques can bring numerous benefits, such as higher spectral efficiency, to point-to-point wireless links. More recently, there has...
Provided by Universitat Pompeu Fabra
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White Papers
Access Methods to WiMAX Femtocells: A Downlink System-Level Case Study
Nov 2008
Over the last two years, GSM and UMTS femtocell access points have been proposed as a solution to the poor indoor coverage problem experienced in certain areas. Research on these devices has shown...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Hybrid WiMAX and Wi-Fi Networks for the Support of b-Learning and Telemedicine
Mar 2009
This paper addresses the deployment of hybrid WiMAX and Wi-Fi networks for the support of always best connected telemedicine and health sciences education applications. The available services...
Provided by Universidade da Beira Interior
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White Papers
Measurements and Comparison of WiMAX Radio Coverage at 2.5 GHz and 3.5 GHz
Feb 2009
The performance of co-located WiMAX transmitter sites operating at 2.5 and 3.5GHz are compared, based on coverage assessments. The study showed that the 2.5GHz performed marginally better than the...
Provided by Tecnologico de Monterrey
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White Papers
On Centralized Scheduling and Channel Assignment Scheme for WiMAX Mesh Networks
Aug 2009
WiMAX provides a mechanism for creating Multihop mesh, which can be deployed as high speed wide-area wireless network. Because multiple-access interference is a major limiting factor for the WiMAX...
Provided by Tamkang University
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White Papers
A Survey of MAC Based QoS Implementations for WiMAX Networks
Jun 2009
This paper presents a comprehensive survey of proposed Quality of Service (QoS) mechanisms in the Media Access Control (MAC) sublayer of WiMAX based wireless networks. QoS support in WiMAX is a...
Provided by Reed Elsevier
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White Papers
Spectrum for WiMAX in Europe: The Search for a Home for the Next Generation of Wireless Broadband
Mar 2009
The ubiquity and utility of WiFi hotspots in cafés, hotels, airports and similar such locations has lead many in the ICT industry to the belief that a higher capacity, longer range, more flexible...
Provided by InterConnect Communications
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White Papers
Performance Evaluation of a Deployed WiMAX System Operating in the 4.9GHz Public Safety Band
Dec 2008
This paper presents an evaluation of a deployed WiMAX system operating in the 4.9GHz Public Safety Band in the City of Tulsa. The study includes propagation analysis for the coverage and network...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Energy-Efficient Network Selection With Mobility Pattern Awareness in an Integrated WiMAX and WiFi Network
Aug 2009
To provide wireless Internet access, WiFi networks have been deployed in many regions such as buildings and campuses. However, WiFi networks are still insufficient to support ubiquitous wireless...
Provided by John Wiley & Sons
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White Papers
The Overhead and Efficiency Analysis on WiMAX's MAC Management Message
Apr 2009
This paper presents the overhead analysis on MAC Management Messages of WiMAX based on IEEE802.16 standard. The efficiency on the MAC layer is derived for Point to Multipoint (PMP) topology. The...
Provided by University of Lampung
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White Papers
Available Measurements in Current WiMAX Networks and Positioning Opportunities
Sep 2009
This paper considers the practical issues related to positioning in WiMAX networks depending on the available measurements. The network under study is the Clearwire network deployed in Brussels...
Provided by IMEKO
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White Papers
A 50Mbps Double-Binary Turbo Decoder for WiMAX Based on Bit-Level Extrinsic Information Exchange
Nov 2008
A 50Mbps, 2.24mm2 double-binary turbo decoder is designed and implemented in 0.13ìm CMOS process for the WiMAX standard. To reduce the large extrinsic memory needed in double-binary turbo...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Towards for Admission Control in WIMAX Relay Station Mesh Network for Mobile Stations Out of Coverage Using Ad-Hoc
Aug 2009
WIMAX relay station mesh network has been approved by IEEE 802.16j as a standard to provide a highly data rate transmission, the RS was implemented to extend the coverage zone of the BS, for...
Provided by University of Malaya
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White Papers
A Fully Programmable 40 GOPS SDR Single Chip Baseband for LTE/WiMAX Terminals
Jan 2009
The increasing number of radio protocols along with the need for multimedia support in mobile communication devices call for heterogeneous, programmable multi-core processors. This paper presents...
Provided by Dresden University of Technology
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White Papers
A Pegasus Over WiFi and WiMax Demo: Connectivity at High Speeds
Sep 2009
This paper presents Pegasus, a system providing wireless connection roaming at high velocities over multiple interfaces. The system operates over WiMax, as well as over "In situ" WiFi networks,...
Provided by University of Maryland
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White Papers
Comparative Analysis of Alternative Last Mile Broadband Access Technologies (Wi-Fi and WiMAX)
May 2009
Broadband wireless access networks are considered to be enterprise-level networks providing more capacity and coverage. Wireless networking has offered an alternative solution to the problem of...
Provided by Covenant University
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White Papers
New Contention Resolution Schemes for WiMAX
Aug 2009
The use of Broadband Wireless Access (BWA) technology is increasing due to the use of Internet and multimedia applications with strict requirements of end - to - end delay and jitter, through...
Provided by Institute of Electrical and Electronics Engineers
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White Papers
Initialization of Handover Procedure in WiMAX Networks
Apr 2009
This paper introduces a new approach in the triggering of handover procedure in WiMAX networks. Mobile WiMAX, based on the IEEE 802.16e standard, supports a several types of handovers and allows...
Provided by Czech Technical University
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White Papers
Downlink Performance Analysis of Full-Rate STCs in 2×2 MIMO WiMAX Systems
Oct 2008
MIMO techniques play a key role in the current wireless specifications including IEEE 802.11n, IEEE 802.16e, and LTE. Indeed, Spatial Multiplexing (SM) and Alamouti code are already in use in...
Provided by Sequans
