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Comparison of Various Frequency Reuse Patterns for WiMAX Networks With Adaptive Beamforming
White Paper This paper evaluates the performance of a WiMAX network in different frequency reuse scenarios with and without adaptive beamforming technique. The simulation results show that some... [23 Apr 2009]
Mobile WiMAX - Deployment Scenarios Performance Analysis
White Paper The system level simulations scenarios (channel models, pathloss and shadow fading, sectorization, frequency reuse planning, system loading, etc) will be introduced. In this paper, dynamic system level... [23 Apr 2009]
Deployment and Design of Multiantenna Solutions for Fixed WiMAX Systems
White Paper However, towards the goal of an efficient deployment of this technology, a thorough analysis of its performance in presence of frequency reuse under realistic traffic conditions is mandatory. WiMax has... [22 Apr 2009]
A Framework for Cognitive WiMAX With Frequency Agility
White Paper Power control is employed to increase frequency reuse in conjunction with spectrum sensing. Cognitive radios have the ability to sense the radio spectrum environment and to switch dynamically to... [22 Apr 2009]
From WiFi to WiMAX: Techniques for High-Level IP Reuse Across Different OFDM Protocols
White Paper Orthogonal Frequency-Division Multiplexing (OFDM) has become the preferred modulation scheme for both broadband and high bitrate digital wireless protocols because of its spectral efficiency and robustness against... [22 Apr 2009]
Backhaul Network Based on WiMAX With Relays - System Level Performance Analysis
White Paper The base stations and the relay stations may share the same time-frequency resources when serving subscribers in accordance with various relaying modes having different reuse factor and leading to... [15 Apr 2009]
Air Traffic Control - The Foundation for Wireless Without Compromise
White Paper Wireless networking requires a basic understanding of the world of Radio Frequency (RF) - where concepts like channel planning, cell sizes and frequency reuse are the norm. The last... [01 Apr 2009]
Dynamic Association for Load Balancing and Interference Avoidance in Multi-Cell Networks
White Paper This paper tackles this problem by jointly optimizing Partial Frequency Reuse (PFR) and load-balancing schemes in a multi-cell network. Next-generation cellular networks will provide higher cell capacity... [10 Jul 2008]
Cheaper 3G in the frame as Ofcom consults
News The telecoms regulator has been under pressure from mobile operators O2 and Vodafone to let them reuse their 900MHz spectrum for 3G services. The frequency is currently restricted to 2G use only.... [20 Sep 2007]
Performance Analysis of a Reuse Partitioning Technique for OFDM Based Evolved UTRA
White Paper This paper proposes and analyzes a simple reuse partitioning technique (assuming coordinated subcarrier allocation in the cells) that is able to minimize intercell interference. The current 3GPP working assumption on the... [13 Apr 2007]
The Performance of OFDM-SDMA Systems With Power Amplifier Non-Linearities
White Paper The introduction of an array antenna system in the base station of a mobile communication system increases the spectral efficiency, reducing the co-channel interference and increasing the reuse factor of the systems. [11 Apr 2007]
Peter Cochrane's Blog: More wireless equals more wires
Comment The inclusion of more intelligent computing power will allow the use and reuse of both the physical and frequency space even more efficiently so we can access more than 100-fold the bandwidth we enjoy... [04 May 2006]
Peter Cochrane's Blog: The search for spectrum
Comment So in contrast to the analogue world, we can reuse time, frequency and space like never before. Written at Chatham House, London. Pics compiled on the road between Zurich and Southampton. Copy dispatched... [10 Oct 2005]
Innovations in Wireless Broadband Technologies
White Paper The paper addresses the last innovations in standards, related to channel estimation in high delay-spread environments, carrier allocation for optimal cell range extension and better frequency reuse when... [26 Jul 2005]
Over-the-Air Provisioning in CDMA
White Paper Frequency reuse, power control, enhanced voice privacy and soft handoff are some of them. CDMA is a digital wireless technology that offers a number of advantages over other mobile communication... [19 Jul 2005]
