[PDF] Top 20 An Efficient Channel Model for OFDM and Time Domain Single Carrier Transmission Using Impulse Responses

... a channel model for both OFDM and its alternative SCT and validate both by implementing them at DRM ...both OFDM and SCT by inserting the guard intervals (T g ) maintained ... See full document

... years single carrier modulation (SCM) has again become an interesting and complementary alternative to multicarrier modulations such as orthogonal frequency division multiplexing ...frequency ... See full document

... issues and to avoid the high frequency reuse factors implemented in conventional ...block transmission techniques, such as Orthog- onal Frequency-Division Multiplexing (OFDM) for the downlink ... See full document

... (1993) and Toledo (1998) proposed algorithms for the solution of lot- sizing problems with distinct parallel machines with limit ...proposed an optimal algorithm to solve a single product parallel ... See full document

... describing an aeroelastic response are presented by Theodorsen (1935). An illustrative scheme is presented in ...mass and stiffness and the aerodynamic forces matrices are not presented in ... See full document

... temperature and poly" mer characteristics. By using WLF equation and TTSP, Li et ...temperature and fatigue damage tensile levels on polymethilmetacrylate, which was tested in different ... See full document

... 1989 and 1996, respectively, and the ...currently an Associate ...antennas and propagation for communications, radio over fiber and photonic ... See full document

... charge carrier distribution, in low-doped zones, shown in all bipolar power semiconductor devices, is known as the most important issue for accurate description of dynamic behavior of these ...accurate and ... See full document

... suitable and complete database for the ANFIS training, the training set must be extended as much as possible in the whole input- output space of ...encounters an unknown ...precision and the ... See full document

... One problem with X10 is excessive attenuation of signals between the two live conductors in the 3-wire 120/240 volt system. Signals from a transmitter on one live conductor may not propagate through the high impedance of ... See full document

... positioning and other ocean parameters using a broadband signal and a single hydrophone has been addressed by several authors ...[1–4]. Single hydrophone systems are low cost and ... See full document

... combined time-frequency representation stemmed from the inadequacy of either time domain or frequency domain analysis to fully describe the nature of non-stationary ...A time frequency ... See full document

... sistemas OFDM apresentam grande susceptibilidade aos erros de frequência do enlace de ...inglês, Carrier Frequency Offset), seu impacto no desempenho do sistema e propõe uma arquitetura de receptor, com ... See full document

... kg and frequency of 8 kHz. Each time charcoal was spread on the metallic charge, with the task of limiting access of oxygen to the liquid ...covering and refining UNITOP BA-1 was dosed as follows: ... See full document

... hill and Couple. These 6 test grey-images have a size of 512×512 and resolution of ...by impulse noise, for example, salt-and-pepper noise. The “salt” and “pepper” noise are assumed to ... See full document

... a channel estimating method which is able to follow its changes at any moment, quickly, precisely and with less calculating operations, is a mater of high ...investigate and propose a channel ... See full document

... link transmission within a DS-CDMA system with spreading factor K = 16 and M = 64 data symbols for each user, corresponding to blocks with length KM = 512, plus an appropriate cyclic ...severely ... See full document

... frequency and time-domain. In the frequency- domain, a reasonable amount of redundancy can be used to avoid high amplitude peaks ...is an issue associated with this method since when ... See full document

... 3G and 4G systems, Orthogonal Frequency Division Multiplexing (OFDM) is proposed, which is capable to resist the channel impairments caused by high mobility conditions, by dividing the frequency- ... See full document

... quality transmission increases increase of spectrum efficiency and an improvement of error performance in wireless communication systems are important ...adaptive OFDM (AOFDM) ...In an ... See full document