spectrum frequency
RF Spectrum Utilization in WiMAX
White Paper 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 frequency... [11 Sep 2009]
Microsoft 'White-Fi' to solve interference worries in white space
News Microsoft researchers may have taken a step closer to finally turning unused analogue TV spectrum, known as "white spaces", into unlicensed spectrum that can be used to deliver new wireless broadband... [20 Aug 2009]
Understanding Spectrum Intelligence
White Paper While many bands of the Radio Frequency (RF) spectrum have a dedicated purpose, Wi-Fi operates in an unlicensed band of RF spectrum carved out by the Federal Communications Commission... [31 Jul 2009]
Move over 2G, Europe agrees to give 3G some space
News Under the GSM Directive of 1987, which harmonised spectrum use across Europe so mobile-phone services could take off, part of the 900MHz frequency band was reserved for 2G voice and text services. Europe... [29 Jul 2009]
Inside Mobile WiMAX Technology
White Paper This paper presents an overview of mobile WiMAX technology and discusses the key role of spectrum analysis for ensuring reliable systems' operation and deployment. Mobile WiMAX (Worldwide Interoperability for Microwave... [23 Apr 2009]
Deploying Mobile WiMAX Networks
White Paper The availability of spectrum for WiMAX services is primary in the 2.5 GHz band in the USA and in the 3.5GHz band in some other countries. Mobile WiMAX (IEEE 802.16e) is based on Orthogonal Frequency... [23 Apr 2009]
A Framework for Cognitive WiMAX With Frequency Agility
White Paper Cognitive radios have the ability to sense the radio spectrum environment and to switch dynamically to available frequency ranges. Power control is employed to increase frequency reuse... [22 Apr 2009]
Unlicensed Operation of IEEE 802.16: Coexistence With 802.11(a) in Shared Frequency Bands
White Paper In license-exempt frequency bands, the frame-based medium access of 802.16 requires rigorous protection against interference from wireless local area networks in order to operate properly when sharing... [22 Apr 2009]
WiMAX Forum White Paper - Spectrum Opportunities Below 1 GHz
White Paper This paper provides an analysis of spectrum opportunities for WiMAX technologies in bands below 1 GHz. It describes the recent regulatory developments in the bands below 1 GHz, focusing especially on the upper part of... [22 Apr 2009]
A Comparative Analysis of Spectrum Alternatives for WiMAX Networks With Deployment Scenarios Basedon the U.S 700 MHz Band
White Paper To accommodate the anticipated growth in mobile services and new broadband applications, there is ongoing pressure on regulators to make additional spectrum available for mobile applications. The Mobile WiMAX Release 1.0... [22 Apr 2009]
Compatibility of Services Using WiMax Technology With Satellite Services in the 2.3 - 2.7 Ghz and 3.3 - 3.8 Ghz Bands
White Paper This paper sets out a range of issues that may arise through sharing some spectrum with satellite services in two key candidate bands for WiMAX technology: 2.3-2.7 GHz and 3.3-3.8 GHz. The general conclusion drawn is... [22 Apr 2009]
Selection Criteria for Implementing Optimum WIMAX Frequency Spectrum
White Paper This paper is about a work that was carried out by the authors in an attempt to identify technologically robust and economically viable solution for commercial implementation and installation of WIMAX optimal frequency... [15 Apr 2009]
Motorola Point-to-Point Solutions and WiMAX: Reliable, High-Throughput Backhaul for WiMAX Networks
White Paper WiMAX is an international standard for delivering voice, video and data over microwave RF (Radio Frequency) spectrum to stationary or moving users - thereby making broadband communications available... [01 Apr 2009]
Multi-User Adaptive Resource Allocation Scheme for WLAN OFDM-MIMO Transmission
White Paper OFDM has an important property of spectrum utilization technique that distributes each tone, which is orthogonal with every other tone. Orthogonal Frequency Division Multiplexing (OFDM) has recently been... [01 Apr 2009]
Design of a MIMO-OFDM Baseband Receiver for Next-Generation Wireless LAN
White Paper Functional simulation results demonstrate that the proposed receiver design is capable of high link throughput with efficient spectrum utilization and is suitable for the application of next-generation wireless LAN. [01 Apr 2009]
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