[PDF] Top 20 Performance Evaluation of OFDM based Efficient Power Line Communication

... The model of PLC system in this paper is shown in fig.2. Due to variety of impendences occurred in PLC transmission become more adverse because of the power outlets are connected with the devices. So the impedance ... See full document

... wireless communication systems. OFDM offer high spectral efficiency, immune to the multipath delay, low inter-symbol interference (ISI), immunity to frequency selective fading and high power ... See full document

... of efficient energy based protocols has attracted increasing attention ...various performance measurements based on reported result analysis use various optimal metrics for energy ... See full document

... peak-to-average power ratio. Here in this paper we focus on PAPR problem in OFDM and reduction technique of PAPR using Signal scrambling ...average power ratio ... See full document

... indoor communication applications, for example tele- phone service, home automation and internet ...over power lines is still real challenge for communication ...Internet communication to ... See full document

... transmitter power amplifier. Also, communication system's performance heavily depends on the faithful amplification of transmitter power ...transmitter power amplifiers are high ... See full document

... in communication systems from Lancaster University, UK, in 2003 and 2009, ...and Communication, Lancaster University between 2005 and ...of communication technologies for electrical energy ... 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 ... See full document

... (BER) performance for error free transmission in free space in free pace. OFDM-based systems operate in the hostile multipath radio environment, which allows efficient sharing of limited ... See full document

... low power spec- tral density ...proposed based on the best linear unbiased estimation (BLUE) principle, which has a high ...or performance of individual functions, and none of them offer optimization ... See full document

... the performance evaluation of the proposed sytems, a simulation was developed in ...(BER) performance of the mutiple antenna coded OFDM schemes, ...a power line ... See full document

... Traditional power line communications use single-carrier modulation such as Frequency Shift Keying (FSK), Spread Frequency Shift Keying (SFSK) and Binary Phase ShiftKeying (BPSK), which only reach low data ... See full document

... an OFDM symbol of 10. A cyclic prefix of 64 was inserted. The OFDM signal was passed through the power line channel described by the channel response in (1) over a frequency of 0-30 ...the ... See full document

... transmittable power of the trans- ...imum power that can be transmitted by the transmitter has been ...optimal power allocation is a highly complex matter which makes its practical applications ... See full document

... The first data set is manually generated [see Appendix A] based on the Web that Google has indexed. We generated dataset by web interactions of 15 users, who used the Google search engine for 60 days, an average ... See full document

... Simulation is carried to measure Bit Error Rate BER, Symbol error rate & to measure Number of data bits, coded bits in OFDM symbol by using different modulation & Code rate.. Pre impleme[r] ... See full document

... of OFDM, which give rise to high peak to-average-power ratio (PAPR) in the transmitted ...transmitter’s power amplifier (PA) drives into the saturation or nonlinear regions of operation because of ... See full document

... Cooperative communication over wireless sensor networks is a challenging task and an interesting research issue in recent trends of senor ...cooperative communication, performance is always a main ... See full document

... ‘Device Identification’ is a process of uniquely identifying a communication device using its distinctive feature(s). Devices are traditionally identified by some unique information that they hold such as a public ... See full document

... energy efficient clustering scheme for heterogeneous wireless sensor networks, which is called ...probability based on the ratio between residual energy of each node and the average energy of the ...also ... See full document