uwb system
UWB System Based on the Modified Gegenbauer Function in MISO Channel
... This paper is organized as follows. In the first section, we describe the UWB system and structure of the MISO channel. The second section highlights the main draw- backs of using single detection receivers ...
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Modelling and Comparative Performance Analysis of a Time Reversed UWB System
... conventional system would op- erate with the transmission of subnanosecond width Gaus- sian waveforms, a TR-UWB system uses the channel im- pulse response from the transmitter to the receiver as a ...
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M ary energy detection of a Gaussian FSK UWB system
... Energy detection (ED) is a popular technology in ultra- wideband (UWB) communication systems. When com- pared to Rake receivers, ED has as many advantages, such as simple receiver structure [1,2], robustness to ...
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Multiple Antenna Transmission Technique for UWB System
... significant capacity gain in proportion to the number of antennas [8– 11]. Therefore, we apply MIMO architectures using space-time block code (STBC) [13, 14] to MB-OFDM UWB system. In the wireless ...
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UWB system based on energy detection of derivatives of the Gaussian pulse
... In UWB systems, the transmission of the signal is carrier- less, so it needs fewer RF components than carrier- based ...makes UWB transceiver struc- ture much simpler and cheaper than carrier-based sys- ...
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Suppression of Interference by Fifteen Users in UWB System
... Abstract:In Wireless Personal Area Network (WPAN) when no of users will access channel then interference will be observed, this will degrade the system performance. In this paper we are going to introduce the ...
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Performance of Hybrid Direct Sequence Time Hopping Ultrawide Bandwidth Systems over Nakagami m Fading Channels
... DS-TH UWB system is shown in Fig.1. In hybrid DS-TH UWB systems each bit is first spread by invoking the principles of DS spreading and then the location of the transmitted pulses are determined ...
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Static and Dynamic Evaluation of an UWB Localization System for Industrial Applications
... WideBand system in static and dynamic cases by comparison with a ground truth obtained with a motion capture ...the UWB system which is really good in the X-Y axes but not trustable along the ...
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Multiple Input Multiple Output Antenna Design
... and UWB (ultra wide band) are the system which simulink with communication and DSP signal library with smart antennas for manifold transmits and receives ...frequent UWB system implementation ...
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A Complementary Code CDMA Based MAC Protocol for UWB WPAN System
... in UWB system is to perform the coordination function for the multiple-channel ...in UWB has focused on MAC protocol design to fully exploit the flexibility offered by the ...as UWB, is to be ...
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UWB Communication System Based on Bipolar PPM with Orthogonal Waveforms
... communication system based on orthogonal functions and the Bipolar PPM modulation is ...This system allows good performances in terms of Bit Error Rate (BER) and high data ...the UWB communication ...
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TOA Estimator for UWB Backscattering RFID System with Clutter Suppression Capability
... for UWB system are derived in [28, ...of UWB TOA estimation is presented in ...conventional UWB system which involves one-way channel propagation and the signal modulations are done at ...
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System Model of Underground UWB Based on MB OFDM
... communication system of UWB based on multi-band orthogonal frequency division multiplexing (MB-OFDM) for coal mine is ...underground UWB system based on MB-OFDM and give the band division ...
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Design of CPW Fed Triangular Shaped UWB Antenna for Multiband Applications
... (UWB) system for commercial communication applications [1]. UWB technology and its potential applications in wireless communications systems have been attracting increasing interests from both ...
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Performance of Polar Codes for OFDM Based UWB Channel
... indoor UWB based Orthogonal Frequency Division Multiplexing (OFDM) ...UWB system. The performance of the proposed Polar-coded IDMA OFDM-based UWB sys- tem is investigated under UWB ...
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UWB Communication Systems: A Comprehensive Overview - Free Computer, Programming, Mathematics, Technical Books, Lecture Notes and Tutorials
... a UWB pulse sig- nal, these scattering centers are well resolved in the ...a UWB system from a signal analysis point of ...ern UWB communications/sensing systems? Fortunately we have already ...
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A complexity-performance-balanced multiuser detector based on artificial fish swarm algorithm for DS-UWB systems in the AWGN and multipath environments
... In this article, the focus has been on the MUD techno- logy used in the DS-UWB system. In consideration of the high-computational complexity of OMD, and the low BER performance of sub-optimal multiuser ...
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MIMO Antenna for UWB Applications
... Thus with the help of MIMO we can simultaneously reduce multipath fading and increase transmission capacity [5], [6]. This type of multipath fading poses a great problem in wireless communication where signals with ...
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A Compact UWB MIMO Antenna for Portable Applications
... Since the Federal Communications Commission (FCC) in the US opened the permit of 3.1 - 10.6 GHz spectrum for applications with low power emission in 2002 [1], ultra- wideband (UWB) became a rapidly growing ...
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Avoiding WIMAX Interference on Ultra Wide Band MB OFDM System by Cognitive Radio
... above UWB system with NC-OFDM to avoid the strong WiMAX primary interferer is implemented using Matlab code to evaluate its ...The system is built according to the ECMA 368 standard [1, 2] for coded ...
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