UWB
RSS UWBWiMAX Interference to MB-OFDM UWB Systems
White Paper This paper presents an analysis of the performance of the Multiband Orthogonal Frequency Division Multiplexing (MB-OFDM) system for Ultra Wideband (UWB) communication in the presence of interference from a single-carrier... [23 Apr 2009]
Analysis of the Impact of WiMAX-OFDM Interference on Multiband OFDM
White Paper This paper presents an analysis of the performance of the Multiband Orthogonal Frequency Division Multiplexing (MB-OFDM) system for Ultra WideBand (UWB) communication in the presence of interference from an IEEE 802.16... [23 Apr 2009]
Wireless Sensor Networks for Resources Tracking at Building Construction Sites
White Paper They then compare pros and cons of available localization principles and examine the latest wireless communication technologies, including Wi-Fi, Bluetooth, Ultra-Wideband (UWB) and ZigBee. This paper evaluates the... [02 Apr 2009]
Routing Protocols for Ultra-Wideband Mobile Ad Hoc Networks
White Paper The major goal of this research is to establish efficient routing protocols for UWB MANETs in a factory environment by developing two main routing mechanisms: route discovery and route maintenance. Firstly, the paper... [01 Apr 2009]
Study on Satellite Communications Using Ultra Wideband (UWB) Signals
White Paper In this paper, the possibility of satellite communication systems using a multiband UWB signal format is considered. For terrestrial short-distance high-speed communications, multiband UWB schemes are... [21 Oct 2008]
Design of a Data Recovery Block for Communications Over Power Distribution Networks of Microprocessors
White Paper This paper proposed the use of Power Distribution Network (PDN) of a microprocessor for ubiquitous access of internal nodes for test/debug and showed the suitability of impulse Ultra-WideBand (UWB) communications for the... [07 Oct 2008]
SBAM: A Socket-Level Bandwidth Aggregation Mechanism
White Paper Due to the new explosive growth of network technology, the number of wireless media has increased, such as 802.11b, 802.11a, IR, Bluetooth, and UWB. Furthermore the volume of web contents and network services which... [18 Sep 2008]
Coexistence Issues in Cognitive Radios Based on Ultra-Wide Bandwidth Systems
White Paper This paper discusses the basic concepts underlying Cognitive Radio (CR) and investigates the Ultra Wide Bandwidth (UWB) technology as one of the enabling transmission techniques for the implementation of CR systems. [11 Jul 2008]
Convergence Analysis of Iteratively Detected Time Hopping and DS-CDMA Ultrawide Bandwidth Systems by EXIT Charts
White Paper This paper presents a novel analysis on the decoding convergence of Time Hopping (TH) and Direct Sequence (DS) Code-Division Multiple-Access (CDMA) Ultrawide Bandwidth (UWB) systems when communicating over multipath... [11 Jul 2008]
Ultra Wide Bandwidth Communications Towards Cognitive Radio
White Paper After the definition of a possible scenario, the paper discusses Ultra Wide Bandwidth (UWB) technology as one of the transmission techniques suitable for implementing a Cognitive Radio system. The paper then reviews some... [11 Jul 2008]
On the Relation Between Bandwidth and Robustness of UWB Channel in Complex Confined Areas
White Paper Ultra-Wideband (UWB) communication has been the subject of extensive research in recent years due to its unique capabilities and potential applications, particularly in short-range multiple access wireless communications. [08 Jul 2008]
UWB Coexistence and Cognitive Radio: How Multiband-OFDM Leads the Way
White Paper The recent history of Ultrawideband communications technology has seen great debate over whether these UWB cause unacceptable interference to existing users of the same and nearby bands. Building on the IEEE 802.15.2... [11 Apr 2008]
Ultra High-Speed and Ultra Low-Noise InP HEMTs
White Paper It then describes two sensors that have been developed using InP HEMTs: a 94-GHz-band passive image sensor and an Ultra-WideBand (UWB) radar operating in the quasi-millimeter waveband of 23 to 29 GHz. [15 Feb 2008]
Joint Scale-Lag Diversity in Mobile Ultra-Wideband Systems
White Paper This paper considers the effect of mobility on an Ultra-WideBand (UWB) direct sequence spread spectrum communication system. Based on a uniform ring of scatterers model, the paper determines that the wideband scattering... [03 Sep 2007]
Scale-Lag Diversity Reception in Mobile Wideband Channels
White Paper Such analysis applies, for example, to Ultra-Wideband (UWB) radio frequency channels and underwater wideband acoustic channels. This paper considers the effect of mobility on a wideband Direct Sequence Spread Spectrum... [31 Aug 2007]
