Volume 2, issue 7, july 2013 page 236 similar techniques can be employed in single-carrier systems as well, by preceding each transmitted data block of length by a cp of length, while using frequency- domain equalization at the receiver. Channel tracking in sdma-based multi-user mimo-ofdm communications systems thesis submitted in accordance with the regulations for the degree of doctor of philosophy in the faculty of science and engineering, queensland university of technology according to qut requirements atapattu, lakmali (2013), \a novel channel tracking and. Issn 2229-5518 analysis of the techniques for reducing papr in the ofdm system medha vijayvargia ,mamta sood, varsha rajoria a bstract – orthogonal frequency division multiplexing (ofdm) is an efficient method of data transmission for high speed communication it is a wireless application.
Published on aug 16, 2013 a mimo-ofdm based transmitter employing a double data stream 2×2 mimo spatial multiplexing system is built. 2013 cooperative communication in ofdm-based systems zixuan lin university of wollongong research online is the open access institutional repository for the ofdm-based systems this thesis is presented as part of the requirements for the award of the degree master by research - engineering from. High data rate coherent optical ofdm system for long-haul transmission _____ a thesis presented to the faculty of the daniel felix ritchie school of engineering & computer science. Orthogonal frequency division multiplexing (ofdm) has proven to be the most promising technique for high speed data transmission over a dispersive channel [6.
Ofdm) in this thesis for transmission of watermarked medical images over rayleigh fading channels to mitigate the detrimental effects due to frequency selective fading the performance. Ofdm research papers-2013 orthogonal frequency-division multiplexing full list new search ofdm research papers 2013 abstract this thesis investigates the effectiveness of orthogonal frequency division multiplexing (ofdm) as a modulation technique for wireless radio applications the main aim was to assess the suitability of ofdm as a. In the course of completing my thesis, many people played a positive impact in standards 80211ac-2013 and 80211ad-2012 for wireless local area networks (wlan) using a 4 ghz-wide channel centered at 9 ghz and utilizing orthogonal frequency-division multiplexing (ofdm) with a preamble and comb pilot structure combining. Orthogonal frequency division multiplexing for optical access networks a thesis submitted for the degree of doctor of philosophy in electronic and electrical engineering oluyemi omololu omomukuyo orthogonal frequency division multiplexing (ofdm) is a modulation. Estudy of ber performance in passive optical networks with different modulation techniques _____ a thesis presented to the faculty of the daniel felix ritchie school of engineering and computer science.
University of wollongong thesis collection university of wollongong thesis collections 2013 implementation of ofdm systems using gnu radio and usrp duc toan nguyen recommended citation nguyen, duc toan, implementation of ofdm systems using gnu radio and usrp, master of engineering - research thesis, school of electrical, computer and. Ofdm signal can be obtained first by 1: n serial-to-parallel (s/p) conversion and then by converting each of the n streams to one of the n subcarriers [bahai et al, 2002. Performance analysis of transmit diversity stbc-ofdm and differential stbc-ofdm over fading channels emad m mohamed submitted to the institute of graduate studies and research. To compare the different wavelets, the buffered quadra- ture modulated block (containing the same information for each trial) was passed through the different wavelet filters.
A thesis submitted to the july 2013 vii abstract in urban environment, dynamic nature of radio channel a majorthe is obstacle in achieving high data-rate and large spatial gains -ofdm technology of mimo figure-21 generic architecture of mimo-ofdm communication system. Advanced channel estimation and detection techniques for mimo and ofdm systems li li phd the university of york electronics june 2013 the thesis have studied low-complexity channel estimation and detection techniques to improve the reliability of the wireless links or. Master thesis, march 3rd 2014 héctor cañibano núñez dtu - technical university of denmark, kgs lyngby - 2013 all-optical communication system based on orthogonal frequency-division multiplexing (ofdm) and optical time-division multiplexing (otdm) which is achieved through orthogonal frequency-division multiplexing (ofdm) [1,2. Carrier frequency offset estimation in mimo-ofdm systems thesis submitted in partial fulfillment of the requirements for the degree of master of technology in communication and signal processing by date: 21 may 2013 associate professor, ece department nit rourkela, odisha. Frequency synchronization in multiuser ofdm-idma systems by balogun, muyiwa blessing university of kwazulu-natal, durban, south africa october 2013 title frequency synchronization in multiuser ofdm-idma systems by balogun, muyiwa blessing conference 2013 in mauritius parts of this thesis are also under review for.
Iris: mitigating phase noise in millimeter wave ofdm systems by aditya dhananjay this thesis presents iris, a time-domain baseband processing block that compensates for these 2013, but was later migrated to labview 2014 sp1 the transmitter and receiver operate on two separate boxes, each of which have the parts listed below. I am doing my thesis , and it is releated with ofdm system , i have seen your model and i am really interesed to understand it so please send me the description of this model 13 apr 2013 hi, i m interested in ofdm simulation this is a very good and helpful model good morning,i would like more informations about cofdm simulation. Peyali choudhury, achala deshmukh, feb 2013, “comparison and analysis of papr reduction techniques in ofdm” during this paper during this paper, totally different techniques for reducing peak to orthogonal frequency division multiplexing (ofdm) is wide used ofdm uses orthogonal subcarriers and.
June 2013 hongyan zhou, 2013 concordia university with channel estimation and synchronization hongyan zhou in this thesis, a baseband ofdm system with channel estimation and timing synchronization is designed and implemented using the fpga technology the system is. Fall 1-18-2013 spectrum regrowth for ofdm-based lte and wimax systems bosi chen portland state university let us know how access to this document benefits you this thesis presents the analysis of the nonlinear effect of an rf amplifier in lte and wimax systems, and the derivation of the expressions for the estimated. School of electrical, computer and telecommunication engineering implementation of ofdm systems using gnu radio and usrp duc toan nguyen this thesis is presented as part of the requirements for the award of the degree of master by research - engineering from university of wollongong august 2013.