[PDF] Top 20 UWB pulse detection and TOA estimation using GLRT

... positioning. UWB signals, e.g., sub-nano- second duration pulse signals, enable precise ranging because they allow for separation of multipath components and accurate estimation of the ... See full document

... any TOA estimation algorithm, the empty-room or frame-to-frame techniques used in the radar community may be applied ...perfect pulse synchronization to the first arriving path is achieved, that is, ... See full document

... of UWB wave propagation through human body tissues including the heart element and ii) estimation of human thorax impedance, reflection coefficient, signal attenuation and time domain behavior of incident ... See full document

... channel estimation is not ...and pulse position modulation (PPM) ...ED UWB sys- tem is ...Gaussian pulse are used to transmit bit 1 or ...In UWB systems, no carrier modulation is used, ... See full document

... of UWB signals presents a potential for very accurate positioning based on TOA ...two-step TOA estimation algorithm is proposed for UWB systems in order to provide accurate TOA ... See full document

... (TOA) estimation of the UWB signals is very ...the TOA estimation, a new threshold selection algorithm using Artificial Neural Networks (ANN) is proposed which is based on a ... See full document

... parameter estimation of each pulse in direct wave, such as the time of arrival (TOA), pulse repetition interval(PRI), frequency bandwidth(FW), carrier frequency(CF) and so ...the ... See full document

... the UWB case, since it does not profit from the fine space-time resolution of UWB signals and requires a site-specific path loss ...The estimation of AOA, on the other hand, requires multiple ... See full document

... This study aims to detect a breathing pattern of one or more persons who breathe at a fixed position and their locations in a two-dimensional space. First, radar scans were obtained in various scenarios in an indoor ... See full document

... energy detection (ED) method with low sampling rate and low complexity is widely ...energy detection methods only analyze the signal energy in the time domain, so their error is relatively ...(TOA) ... See full document

... that using the DFT, we can achieve asymptotically the CRLBs (Cramer-Rao lower bound) using very simple estimators requiring only few samples and a sampling rate equal to the signal ...time-domain-based ... See full document

... cancer detection using UWB imaging is presented in this ...constructed using pure petroleum jelly. The tumor is modeled using mixture of water and wheat ...tested using feature ... See full document

... Until this point, the methods of identification have been discussed in general terms without a defined identification routine. This section is meant to develop a standard procedure that can be used to identify any type ... See full document

... Song, X., Zheng, N. and Bai, T [17] introduced a distributed MIMO radar system with antenna selection schemes for improving the performance of resource allocation. These antenna selection schemes are introduced for ... See full document

... To investigate the UWB ranging system for an ad hoc network in an underground mine environment, a custom-made simulation tool was developed. In order to simulate the positioning scheme involving these nodes, it is ... See full document

... O IL spills represent a threat to the environment, wildlife, and to human life through the food chain. Natural phe- nomena, oil pipeline breakages, and illegal human activities are the causes of the presence of oil ... See full document

... HANGE detection remains one of the most demanding radar imaging ...change detection represents the capability to identify changes occurring during the time between two acquisitions [1], ...change ... See full document

... transmitted pulse does not have a DC (direct current) value—the integral of the waveform over its duration must equal ...a UWB waveform; it is most suitable in the UWB environment as it has even ... See full document

... antenna and SROs. The signal then goes to SROs controlled by a feedback network as shown in Fig. 12. These oscillators are tuned within the range of the UWB signal spectrum 6– 8.5 GHz. All oscillators are turned ... See full document

... Most of the measurement techniques of extracellular matrix deformation require usage of implanted markers such as fluorescent beads [16–18] with subsequent correlation among the obtained images to calculate the strain. ... See full document