Results 21 to 30 of about 55,497 (207)

Turbo NOC: a framework for the design of Network On Chip based turbo decoder architectures [PDF]

open access: yes, 2009
This work proposes a general framework for the design and simulation of network on chip based turbo decoder architectures. Several parameters in the design space are investigated, namely the network topology, the parallelism degree, the rate at which ...
Guido Masera   +3 more
core   +3 more sources

Prácticas discursivas y desarrollo del pensamiento crítico. Una intervención pedagógica a través del texto argumentativo

open access: yesEducare, 2021
En esta investigación se llevó a cabo una intervención pedagógica, cuyo objetivo fue desarrollar en los estudiantes de los grados décimo y once, el pensamiento crítico y analítico, a través de la metodología cualitativa con un proceso múltiple.
Carlos Andrés Tascón-Álvarez   +1 more
doaj   +1 more source

Low SNR Capacity of Noncoherent Fading Channels

open access: yes, 2007
Discrete-time Rayleigh fading single-input single-output (SISO) and multiple-input multiple-output (MIMO) channels are considered, with no channel state information at the transmitter or the receiver. The fading is assumed to be stationary and correlated
Hajek, Bruce   +3 more
core   +4 more sources

Constrained control of siso bilinear systems

open access: yesIEEE Transactions on Automatic Control, 2003
Relative degree and nonminimum phase difficulties limit the applicability of input-output feedback linearization; hence the need for approximations. Earlier work on predictive control of bilinear systems overcame these problems by means of interpolation between feedback linearization and state feedback, the former providing optimality and the latter ...
Bacic, M, Cannon, M, Kouvaritakis, B
openaire   +1 more source

On the performance of SU-MIMO and MU-MIMO in 3GPP LTE downlink [PDF]

open access: yes, 2009
LTE (Long Term Evolution) is a next major step in mobile radio communications, and will be introduced as Release 8 in the 3rd Generation Partnership Project (3GPP). The new evolution aims to reduce delays, improve spectrum flexibility and reduce cost for
Armour, SMD, Beh, KC, Doufexi, A
core   +2 more sources

Performance Analysis of OFDM under AWGN and Rayleigh Fading Channels Based on Software Defined Radio

open access: yesJurnal EECCIS (Electrics, Electronics, Communications, Controls, Informatics, Systems)
Orthogonal Frequency Division Multiplexing (OFDM) is a very efficient and popular modulation technique in modern wireless communication systems. OFDM offers advantages in terms of spectrum efficiency, resistance to multi-path interference, and is able to
Ivana Arum Dimarsasi   +2 more
doaj   +1 more source

Adaptive Discrete Second Order Sliding Mode Control with Application to Nonlinear Automotive Systems

open access: yes, 2018
Sliding mode control (SMC) is a robust and computationally efficient model-based controller design technique for highly nonlinear systems, in the presence of model and external uncertainties.
Amini, Mohammad Reza   +2 more
core   +1 more source

MIMO pre-equalization and DFE for high-speed off-chip communication [PDF]

open access: yes, 2016
In this contribution, we present a multiple-input multiple-output (MIMO) transceiver scheme for high-speed chip-to-chip communication over low-cost electrical interconnects.
Guenach, Mamoun   +2 more
core   +1 more source

Clock genes regulate Ca2+ signaling and mitochondrial bioenergetics to inhibit Sjogren's disease

open access: yesArthritis &Rheumatology, Accepted Article.
Objective Although Ca2+ signaling and metabolism have been identified as key determinants for the development of Sjogren's disease (SjD), the intricate connection between them and salivary gland physiology remains poorly understood. Methods Fluorescence‐based Ca2+ imaging, RNA seq, and mitochondrial activity were used to investigate the effects of ...
Viktor R. Drel   +12 more
wiley   +1 more source

Measurement campaign on transmit delay diversity for mobile DVB-T/H systems [PDF]

open access: yes, 2010
This article is posted here with permission from IEEE - Copyright @ 2010 IEEEThis paper describes the work carried out by Brunel University and Broadreach Systems (UK) to quantify the advantages that can be achieved if Transmit Delay Diversity is applied
Araniti, Giuseppe   +7 more
core   +1 more source

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