[PDF] Top 20 Performance Comparison Analysis between Multi FFT OFDM for Power Line Carrier Communication

... Therefore OFDM (16 QAM) has been utilized for the purpose of analysis of the channel performance while ensuring the speed and robustness of the channel to be the main criteria for any kind of ... See full document

... recent power line communication (PLC) systems and standards, both narrow-band and broad- band, are based on orthogonal frequency-division multiplexing ...peak-to-average power ratio (PAPR) ... See full document

... Recently, a single-user SC-FD scheme with frequency domain processing and DFE (SC-FD-DFE) has been intro- duced [11, 12]. The time domain DFE allows to eliminate in- tersymbol interference (ISI) based on previous ... See full document

... (mathematical) analysis of ISI manifestation, in particular considering Hermite-based ...for OFDM basis signals were derived, but those of Hermite functions proved to be too complex to derive manually ... See full document

... wireless communication systems demand for high data ...rates. OFDM is a digital modulation technique which divides the available spectrum into different sub ...Conventional OFDM is based on Fast ... See full document

... wireless communication when the signal propagates on multiple ...in OFDM where the peak to average power ratio is ...the OFDM data are split from a serial stream into parallel ... See full document

... information symbol and then multiplied by its corresponding frequency. These parallel information symbols are summed to form one OFDM symbol. Thus the duration of each OFDM symbol is Ts=N/R. Orthogonality ... See full document

... the OFDM is the fact that the percentage of symbols have a very large peak- power is less (and the percentage decreases with an increase in the number of ...the OFDM symbol with a rectangular ... See full document

... high performance and the low complexity of the proposed scheme when compared to the conventional MIMO-OFDM system using Alamouti STBC ...the performance of FFT and DWPT based MIMO-OFDM ... See full document

... In OFDM, all the carrier signals are orthogonal to each other, that means inter-carrier guard bands are not required and cross-talk between the sub-channels is ...eliminated. OFDM can ... See full document

... of communication systems which is caused by the multi path fading ...The multi path fading is greatly reduced in Orthogonal Frequency Division Multiplexing ...channel, OFDM technique is widely ... See full document

... ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING OFDM OFDM is a multi-carrier modulation technique where data symbols modulate a sub-carrier which is taken from orthogonally separated sub-carr[r] ... See full document

... for multi-carrier ...balance between PAPR and BER is ...improves power amplifier efficiency, but yields a high degradation in the transmitter ...relationship between CCDF, A, B is ... See full document

... In this paper, a technique deployed to achieve reliability ii the power line communication (PLC) system is presented. The technique is a, modem (relay) cooperating with the source modem for signal ... See full document

... To add Cyclic Prefix to the time domain data we got from input data sequence. Cyclic prefix generation is very straight forward; it is direct copy of some portion of data from the end and putting the copy at the ... See full document

... In [5] author has proposed Symmetric Data Conversion scheme also known as Symmetric Symbol Repetition (SSR) in which each data symbol is mapped onto a pair of non-adjacent subcarrier k and (N-1-k) with opposite ... See full document

... During the past decades, there has been a growing interest in the terahertz (THz) spectral range, situated between the microwave and optical domains [1]. Terahertz radiation enables a variety of applications and ... See full document

... transmit power and available frequency bandwidth among the users to meet their service ...transmit power of a multi– user OFDM ...transmit power level for each user are calculated to ... See full document

... PIC multi-user detection techniques, in order to exploit the diversity potential offered by the wideband ...in OFDM scenarios supporting a high number of users, SIC detection - which was not directly ... See full document

... Whh increasing demand of tele-traffic for power system control and protection, there is a need to improve the performance of existing telecommunication equipment and networks. Installa[r] ... See full document