UWB Systems
Computer Simulation to Generate Gaussian Pulses for UWB Systems
... in UWB systems information is encoded in the series of baseband pulses and transmitted without a ...generating UWB signals with characteristic monocycle or doublet waveforms are implemented mainly by ...
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Closed-Form Pdf for Multiuser TR-UWB Systems Under Gaussian Noise and Impulsive Interference
... communication systems, receivers use the standard Gaussian approximation (SGA) for multiuser interference ...multiuser systems, where the MUI tends to a Gaussian process by the central limit theorem, and ...
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Combining OOK with PSM Modulation for Simple Transceiver of Orthogonal Pulse Based TH UWB Systems
... and receiver correlators than those used in conventional PSM and biorthogonal PSM schemes. Using OOK modulation, the proposed scheme reduces system complexity and needs minimum average transmitted power, which is ...
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Optimization of Linear Precoded OFDM for High Data Rate UWB Systems
... (UWB) systems. This waveform applied for the first time to UWB applications is an evolution of the multiband OFDM (MB-OFDM) solution supported by WiMedia-MBOA (MultiBand OFDM ...
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Low complexity WLMMSE channel estimator for MB OFDM UWB systems
... global UWB standard ...MB-OFDM UWB system, based on the specifications of ECMA-368 standard, are shown in Figure ...MB-OFDM UWB system parameters are detailed in Table ...
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A power efficient synchronization scheme for the MB OFDM based UWB systems
... MB-OFDM UWB such as the frequency hopping and low power spec- tral density ...MB-OFDM UWB, many effective methods have been pro- posed specially for MB-OFDM UWB systems ...
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Low complexity synchronization algorithms for orthogonally modulated IR UWB systems
... IR-UWB systems are binary pulse amplitude modulation and binary pulse position ...orthogonal UWB pulses in recent years has motivated the use of orthogonal PSM which is particularly attractive as ...
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NLOS Identification and Weighted Least-Squares Localization for UWB Systems Using Multipath Channel Statistics
... based UWB indoor geolocation,” in Proceed- ings of the 62nd IEEE Vehicular Technology Conference (VTC ’05), ...IR-UWB systems with different signal waveforms,” in Proceedings of the 2nd International ...
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FPGA based DWT-IDWT implementation of OFDM on UWB Systems
... environments. UWB is generally preferred for short range high data rate applications of up to 500 Mbps below 10 meters range, while ...proves UWB better over 802.11a. Other earlier modulation techniques in ...
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Compact MIMO Antenna with WLAN Band-Notch Characteristics for Portable UWB Systems
... Abstract—A compact multiple input multiple output (MIMO) antenna with WLAN band-notch filtering function for portable wireless ultra-wideband (UWB) systems is proposed in this paper. The overall size of the ...
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A polarity comparison timing synchronization estimation for MB OFDM based UWB systems
... MB-OFDM-based UWB systems is ...MB-OFDM-based UWB systems has been defined in literature [6] already, corresponding schemes are in need to improve system synchronization capabil- ...
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Error Probability of DPPM UWB Systems over Nakagami Fading Channels with Receive Diversity
... in UWB systems. The typical format of a DPPM signal in a UWB system is derived, and the error probabilities over AWGN and Nakagami fading channels are ...the UWB system to improve ...
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A Very Compact MIMO Antenna with Triple Band-Notch Function for Portable UWB Systems
... for UWB systems and hence to mitigate the frequency interference from narrowband systems ...for UWB-MIMO antennas can be realized by employing nested C-shaped slots in the patch [18], etching ...
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Reduced Rank Shift Invariant Technique and Its Application for Synchronization and Channel Identification in UWB Systems
... We investigate reduced-rank shift-invariant technique and its application for synchronization and channel identification in UWB systems. Shift-invariant techniques, such as ESPRIT and the matrix pencil ...
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Time Domain Equalizer Design Using Bit Error Rate Minimization for UWB Systems
... communications systems are entirely di ff erent from the MCM systems for which a TEQ is commonly ...all, UWB is a wireless scenario with extremely dense multipath ...Standard UWB chan- nel ...
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IA OPD : an optimized orthogonal pulse design scheme for waveform division multiple access UWB systems
... analyzing UWB systems and evaluating the IA-OPD ...of systems with different values of N and ...the systems are unaffected by the near-far ...
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Decentralized Turbo Bayesian Compressed Sensing with Application to UWB Systems
... Copyright © 2011 Depeng Yang et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the ...
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Capacity and Performance Analysis of STC MBOFDM UWB Systems
... The technique for designing an MB‐OFDM UWB system is to combine OFDM modulation technique with a multi‐banding. The spectrum is divided into several sub‐bands, whose bandwidth is approximately 500 MHz [6], [7]. ...
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Discrete fourier transform based TOA estimation in UWB systems
... The paper is organized as follows. In Section II, we describe the system model. In Section III, we consider the MLE of the local phase and compute the statistics of the unwrapped phase. In Section IV, we derive the local ...
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Performance Analysis and Comparison of Time Hopping and Direct Sequence UWB MIMO Systems
... entertainment systems. However, since UWB utilizes overlapping frequencies with the existing narrowband devices, its transmit power spec- tral density is limited according to the FCC regulations ...of ...
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