Direction of arrival estimation of wimedia UWB multipath signals in the presence of inband interferers

... research work looks at estimation of direction of arrival of UWB multipath signals in typical propagation environments in the presence of interferers The known pilot signals of UWB signals are exploited ... estimating direction of arrival of UWB multipaths and simulation level evaluation of these algorithms 1.5 Thesis Outline In Chapter 2,...

Ngày tải lên: 14/09/2015, 08:24

... with the increase in the MT symbol duration) that results from the increase in the number of tones, the performance gain starts to saturate In the practical setting, in increasing the number of tones, ... encountered as the number of tones increases This can be explained in the following way With the increase in the number of tones, the transmitted symbol d...

Ngày tải lên: 22/06/2014, 23:20

... communication systems In smart antenna systems, the direction of users is an important factor to increase the capacity, and an antenna array is usually used at the base station to estimate and track ... hopping signals, and a new method is proposed to track multipath frequency hopping signals In Chapter 2, several popular methods for DOA estimation are addressed in...

Ngày tải lên: 15/09/2015, 22:51

... decreasing SNRest than In this work, we investigated different channel estimation protocols for two-hop AF relaying networks (single-user and multiuser) in the presence of additive estimation noise and ... Networking their respective gain factors In the following, we derive expressions for the channel estimates as a function of the actual channel...

Ngày tải lên: 21/06/2014, 17:20

... with In the second example, we investigate the performance of the SC-ML and the AC-ML in estimating the DOA of a single source in the presence of nonuniform sensor noise The setting of the simulation ... CONCLUSION In this paper, we address the problem of maximum likelihood DOA estimation of multiple wideband sources in the pres...

Ngày tải lên: 22/06/2014, 06:20

... with In the second example, we investigate the performance of the SC-ML and the AC-ML in estimating the DOA of a single source in the presence of nonuniform sensor noise The setting of the simulation ... CONCLUSION In this paper, we address the problem of maximum likelihood DOA estimation of multiple wideband sources in the pres...

Ngày tải lên: 22/06/2014, 19:20

... matrix inversion In this section, we elaborate the use of CMT in the evaluation of the CRB in the frequency domain The major advantage of the frequency domain evaluation is that it avoids matrix inversion ... small The effect is more prominent with the increase in the data length In the following, we will regularize this information singularity using th...

Ngày tải lên: 22/06/2014, 23:20

... (C), in the presence of 100 lM MPP+ (D), in the presence of 200 lM MPP+ (E), in the presence of 100 lM MPTP and 50 lM dopamine (F), in the presence of 200 lM MPTP and 50 lM dopamine (G), in the presence ... shows the kinetics of aggregation of a-synuclein in the presence of 100 lm MPTP and the effect of 50 lm dopamin...

Ngày tải lên: 14/02/2014, 19:20

... completeness of the market is equivalent to uniqueness of the martingale measure The question now arises whether this fact remains true also in bond markets when marked point processes with continuous ... self-financing portfolio if and only if certain integral equations of the first kind (the “hedging equations”) have solutions Furthermore, the integral operators a...

Ngày tải lên: 16/02/2014, 02:20

... bear structural similarity to the tight loop formed by L73–V78 of VpUcyt in the presence of DPC micelles Although the structural motifs adopted by the cytoplasmic domain of VpU appear to be qualitatively ... structure of the cytoplasmic domain of the human immunodeficiency virus type encoded virus protein U (Vpu) Int J Pept Protein Res 47, 297–...

Ngày tải lên: 18/02/2014, 06:20

... identify the site of action of the fatty acids in the plasmin molecule, the amidolytic activity of two truncated plasmin variants was examined (Fig 8) Miniplasmin (des-kringle 1-4 plasmin) contains the ... parameters of plasmin in the presence of fatty acids The values of kp and Km were determined from the amidolytic assay of plasmin...

Ngày tải lên: 18/02/2014, 17:20

... further the positioning of the molecules Results APC-catalyzed inactivation of FVa in the presence of heparin Heparin strongly in uenced the time course of FVa inactivation by wild-type APC (Fig ... Anticoagulant synergism of heparin and activated protein C in vitro Role of a novel anticoagulant mechanism of heparin, enhancement of inactivation...

Ngày tải lên: 19/02/2014, 13:20

... a nonzero limiting activity at low pH Limiting activity is the plateau value in a titration curve All of the titrations extend over a range of at least pH units, indicating that they are more ... that this high activity at low pH in the presence of excess substrate is a common feature of BTC hydrolysis by BuChE Mutations in the acyl-binding po...

Ngày tải lên: 20/02/2014, 23:20

... report the crystal structure of the intact glutaminase under four different conditions: in the absence of the additives (referred to as N); in the presence of Tris (referred to as T); in the presence ... determined the F structure containing the truncated region of the C-terminal domain; however, we failed to determine the structure of th...

Ngày tải lên: 06/03/2014, 09:22

... advances in understanding the effect of osmolytes on protein stability, folding and the activity of proteins and enzymes, the relationship between protein stabilization by osmolytes and its consequent ... no increase in catalytic efficiency in the presence of this group of osmolytes Interestingly, there is a linear relationship between DDGD°...

Ngày tải lên: 07/03/2014, 00:20