advances in high bit rate transmission systems

... contained herein. Printed on acid-free paper Springer is part of Springer Science+Business Media (www.springer.com) Trang 4We describe in this book, new methods for building intelligent systems ... Theamount of uncertainty in a system can be reduced by using type-2 fuzzy logic O Castillo and P Melin, Recent Advances in Interval Type-2 Fuzzy Systems, SpringerBriefs in Computational Intelligence, ... mobile robot wall-following control under reinforcement-learning O Castillo and P Melin, Recent Advances in Interval Type-2 Fuzzy Systems, SpringerBriefs in Computational Intelligence, DOI: 10.1007/978-3-642-28956-9_6,

Ngày tải lên: 05/10/2018, 12:57

... Institute for Informatics and Automation of the Russian Academy of Sciences, St Petersburg, Russia Ting Liu Harbin Institute of Technology (HIT), Harbin, China Krishna M Sivalingam Indian Institute ... role that i plays in combination with any other role in its social context The joint strategy of a subset T of A × R (for instance of agents in N (i) playing their roles in SocialContext(i)), ... reached agreement without violating any constraint in 10 subsequent rounds during an exploitation period Each point in any line is the average total payoff in independent runs per case received

Ngày tải lên: 09/11/2018, 14:44

... routine Also with the ever increasing processing power of computers over time this constraint diminishes 3.2 Optimizing routine using GA Numerically the optimizing problem is given as “Find ... with in an exception handling block, which will give a penalty to Trang 3Application of Evolutionary Computing in Control Allocation 89 that individual without breaking the simulation In the ... monitoring of data is more meaningful Adaptive nonlinear dynamic inversion has been selected as the preferred adaptive control method in this modular or indirect approach The advantages of dynamic inversion

Ngày tải lên: 19/06/2014, 23:20

... functioning of the control surfaces which are powered by the hydraulic circuits connected to engines number 3 and 4, as illustrated in fig 2(b) The remaining operative surfaces are successful in keeping ... (2009; 2010a) Figure 17(a) confirms that the throttle setting does not saturate, however the remaining control margins in order to remain inside the safe flight envelope are severely restricted This ... handling qualities after incurring significant damage due to the loss of the right-wing engines This was substantiated by measured pilot control activities, representative of workload, indicating

Ngày tải lên: 19/06/2014, 23:20

... navigation, and other related subsystems As regards FCS, it is recommended in (OSD, 2003) to incorporate emerging technologies such as Self-Repairing Flight Control Systems (SRFCS) which have the ... the faults affecting the control surfaces By contrast, an active FTC consists of adjusting the controllers on-line according to the fault magnitude and type, in order to maintain the closed-loop ... Arab Emirates 1 Introduction Interest in Unmanned Aerial Vehicles (UAVs) is growing worldwide Nevertheless there are numerous issues that must be overcome as a precondition to their routine and

Ngày tải lên: 19/06/2014, 23:20

... new operating point is computed. 4. For this new operating point a linear state feedback controller is designed with an EA strategy. This controller aims to maintain the aircraft handling qualities ... current working set, that is, the set containing the active constraints (i.e saturated controls) which are expressed through the equality pi=0, while the remaining inequality constraints are disregarded ... considered flight stage, 152 Advances in Flight Control Systems • the faulty control surface, • the fault magnitude. In the following {X e , U e } denote the operating point in faulty mode, U h e the

Ngày tải lên: 19/06/2014, 23:20

... significantly reducing the complexity involved in solving the manoeuvre flight control problem The chapter thus begins by presenting the fundamental ideas behind the design of gross attitude independent ... performing a right turn & localizer intercept runaway with classic technique (dotted line), DAMF (solid line) and DAMF+CA (dashed line) Trang 6controller The ability of the DAMF to on-line re-compute ... concern explicitly addressed in (Buffington et al., 1993) and (Reiner et al., 1996), and arises due to the open loop nature of the inversion and the inherent uncertainty of aircraft dynamics The

Ngày tải lên: 19/06/2014, 23:20

... constrained to lying within a circular band in the s-plane as shown in Figure 3 (poles would obviously not be selected in the RHP for stability reasons) The width of the circular band in Figure ... dynamically invert the effect of the flight path angle coupling on the normal specific acceleration dynamics requires differentiating the output of interest until the control input appears in the ... feedback gains can be calculated by matching characteristic equation coefficients to yield, 2 E Q yy K α δ α E yy C yy K α δ (67) 0 E yy E mI K L Mα δ α Substituting the pitch rate feedback gain into

Ngày tải lên: 19/06/2014, 23:20

... 30-38. 216 Advances in Flight Control Systems [...]... d1 (5) (6) 226 Advances in Flight Control Systems When the RC-helicopter is in moving, the radius of the marker in the image ... small in the middle flight velocity region but was increased in the low and the high flight velocity regions. 5.3 Tracking evaluation The flight mission given in Fig. 3 was performed in Simulink. ... helicopter are calculated by the method shown in Section 4 224 Advances in Flight Control Systems Y ymax ymax-ymin 2 P (xc,yc) ymin xmax-xmin 2 xmin X xmax Fig 10 The marker center Y O I(x,y)

Ngày tải lên: 19/06/2014, 23:20

... performing coordinate transformation from the camera coordinate system to the world coordinate by using the deformation rate of the marker in the image from the wireless camera Camera coordinate ... direction feature point of the marker in the ellipse is defined as a, and the point of intersection formed by taking down a perpendicular from Point a to the major axis PO is defined as S If the ... feature point on the circle is defined as A, point A is on the point of intersection between the extended line of the segment aS and a right circle Because aS is a line segment parallel to a minor

Ngày tải lên: 19/06/2014, 23:20

... system In fact,is the tuning range (Fig 10) Following from Fig 10, one can extract the internal model of the system as:  y=G in1k p1(I+G in1k p1)−1 v+ (I+G in1k p1)−1 G in1z x= (I+G in1k p1)−1 ... Therefore, due to the presence of the integral term, G in1has two poles at the originand the remaining poles are in the LHP plane Hence, G in1has no pole in the Nyquist contour It follows from ... characteristic loci of G in1are shown in Fig 9, where the dash-dot lines correspond to the infinite values In Subsystem 1, Fig 8, the inner-loop has already been stabilized, using an H∞ Trang 2controller

Ngày tải lên: 19/06/2014, 23:20

... where xz is the plane of symmetry, is: cos cos cos sin sin cos sin sin cos sin sin cos sin cos cos cos sin cos sin cos sin sin cos cos sin cos cos cos cos V rq V g X VmV g VY pr VVmV V pq V ... The aircraft landing procedures admit a linguistic describing. This is practiced, for example, in case of guiding for landing in non-visibility conditions or in piloting learning. This approach ... mass in a longitudinal flight with constant forward velocity (mainly in the final approach and landing phase). The analysis is made in a mathematical model defined by a system of three nonlinear

Ngày tải lên: 19/06/2014, 23:20

... obtained in the following section in which the whole transmission system is considered However, even if a high range gain of about 15 dB has been intrinsically obtained without channel coding ... spreading operation introduces some interference between the spreading sequences when orthogonality is not maintained This interference will be herein referred to as self-interference (SI) instead ... be chosen in the sequel in order to limit the SI In this case, the frequency diversity is jointly exploited by the spreading component and the channel coding combined with bit interleaving 4.2.2...

Ngày tải lên: 22/06/2014, 06:20

... fraud in the auction markets In addition, an overestimate of PRR leads to a higher adoption rate, lower defrauding rate and higher fraud blocking rate Chapter VII studies the joint effects of inter-firm ... 2005, Idea Group Inc Copying or distributing in print or electronic forms without written permission of Idea Group Inc is prohibited Surviving a Standards War video gaming technology in the 1980s ... advertising and in- store promotional Copyright © 2005, Idea Group Inc Copying or distributing in print or electronic forms without written permission of Idea Group Inc is prohibited Surviving a...

Ngày tải lên: 24/08/2014, 12:36

... diagnosis, intelligent network reconfiguration and accurate optical impairment compensation In this thesis, several topics of OPM are investigated, including monitoring optical impairments in fiber link ... administrators may bring the portable OPM device to a suspected failure point for testing and diagnosis, while the real-time monitoring module would operate persistent listening in switching ... implemented in networks Thus, in this thesis, we will firstly investigate the method using analog signal processing for single OSNR monitoring, which is the most important function in OPM system In practical...

Ngày tải lên: 09/09/2015, 08:17

... communication ICI: Interchannel Interference IDFT: IF: Inverse Discrete Fourier Transform Intermediate Frequency IP: Integer Programming IFFT: Inverse Fast Fourier Transform ISI: Intersymbol Interference ... extensive study on the high capacity high spectral efficiency transmission techniques in wireless broadband systems supporting multiclass services In Chapter 2, we begin with the introduction of mobile ... correction coding, the inserted redundant bits improve bit error rate, but at the same time increase bandwidth This problem could be solved by suitably combining error control coding and modulation...

Ngày tải lên: 15/09/2015, 17:11

... controllers for linear continuous-time systems Proceedings of the 27th Chinese Control Conference, Kunming, Yunnan, China, 678-682, July 16-18, 2008 27 28 Advances in Discrete Time Systems [24] Xu, ... and reproduction in any medium, provided the original work is properly cited 30 Advances in Discrete Time Systems Advances in Discrete Time Systems is used for time-delay systems In the last decade, ... ideas contained in the book Publishing Process Manager Iva Lipovic Technical Editor InTech DTP team Cover InTech Design team First published December, 2012 Printed in Croatia A free online edition...

Ngày tải lên: 14/02/2014, 09:20

... fault occurring in transformers With the changes occurring in the electricity sector, there is a special interest on the part of power transmission companies in improving and defining strategies ... [6] According to [13], PD can be grouped into classes: • Point to Point discharges in insulating oil: these PDs are related to insulation defects be‐ tween two adjacent turns in the winding of a ... points in the winding insulation and the grounded parts of the transformer tank, but in the presence of gases dissolved in insulating oil; • Discharges caused by particles: in this case, the insulating...

Ngày tải lên: 05/03/2014, 21:21

... Restricted tuning capabilities can be incorporated in this circuit introducing a varactor diode in the feedback line in order to control its electrical length changing the capacitive loading (Yuen ... messaging strategies in dedicated and shared control messaging; according to the number of channels used for control messaging, in single (common) and multiple control messaging According to ... (indicated as a resistor), having the same impedance of the ATL is introduced with the purpose of absorbing the forward propagating waves in the gate line and the backward propagating waves in...

Ngày tải lên: 07/03/2014, 21:20