channel estimation for ofdm systems in rapidly time variant channels using high degree channel approximation.pdf - PDFQueen - PDF Search engine. Free unlimited pdf search and download.

that is based on a general approximation for all kinds of channel statistics. ... from a large estimation error for channels with a high Doppler ...... [14] G. Leus, “On the estimation of rapidly time-varying channels,” in Euro. ... estimation using timing error statistics for wireless OFDM systems,”. IEEE Trans. ...

http://ieeexplore.ieee.org/iel5/78/4156355/04156430.pdf?tp=&arnumber=4156430&isnumber=4156355

that is based on a general approximation for all kinds of channel statistics. .... pecially for channels with high Doppler spreads, in which case ...... [14] G. Leus, “On the estimation of rapidly time-varying channels,” in Euro. ... estimation using timing error statistics for wireless OFDM systems,”. IEEE Trans. ...

http://ieeexplore.ieee.org/iel5/78/4156355/04156430.pdf?arnumber=4156430

by Z Tang - Cited by 5

http://ens.ewi.tudelft.nl/pubs/leus06spawc1.pdf

by L Rugini - Cited by 24

http://ens.ewi.tudelft.nl/pubs/JASP06_3.pdf

not an accurate approximation for fast fading channels (see .... which is performed by using the method proposed by H. Xu, et al. [9]. ... persive time-varying channels: Equalization and channel acquisition,” ... [8] D. Hu, L. He, and L. Yang, “Estimation of rapidly time-varying chan- nels for OFDM systems,” Proc. ...

http://ietcom.oxfordjournals.org/cgi/reprint/E91-B/1/330.pdf

a good approximation of the channel impulse response by ..... channel using orthogonal frequency division multiplexing,” IEEE ... for OFDM over dispersive and rapidly time varying channel,” Proc. ... channel estimation for OFDM systems in time-varying frequency- ... rently working toward the Ph.D. degree in the ...

http://ietcom.oxfordjournals.org/cgi/reprint/E89-B/7/2043.pdf

by R Narasimhan - 2003 - Cited by 1

http://users.soe.ucsc.edu/~ravi/pubs/tcomAug2003adaptmod.pdf

tems, due to the following uncertainties and approximations: .... in [4], where high-order AR processes (e.g. ..... performance of the OFDM system with the various channel ... of rapidly time- varying OFDM fading channels based on H∞ filtering. ... [8] M. Deriche, “AR parameter estimation from noisy data using ...

http://www.springerlink.com/index/u8pl23730m8567x3.pdf

2 Oct 2007 ... varies with time rapidly, destroy the orthogonality of OFDM, ... channel information with high reliability must be provided firstly. ... we introduce a new block-type OFDM channel estimation method, which overcomes the ...... sion multiplexing systems in time-variant multipath channels. ...

http://www.springerlink.com/index/635487281pj11528.pdf

by T Hrycak - Cited by 8

http://www.univie.ac.at/nuhag-php/bibtex/open_files/3899_pub-et_11625.pdf

by K ARSHAD - Cited by 2

http://eprints.kfupm.edu.sa/9738/1/9738.pdf

by MH Hsieh - 1998 - Cited by 282

http://140.113.39.78/dspace/bitstream/987654321/22644/1/010153010.pdf

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by H Hijazi - 2009theoretical and simulation results, the benefit of using the a priori information and, the past and the future ... BCRB in DA context for the case of rapidly time-varying channels. .... the MMSE approximation for all polynomials containing Nc ..... varying channel estimation for OFDM systems” in IEEE Trans. Signal ...

http://hal.archives-ouvertes.fr/docs/00/44/74/06/PDF/paper_Hussein.pdf

by H Hijazi - Cited by 7

http://hal.archives-ouvertes.fr/docs/00/32/53/29/PDF/ISWCS_2008_2.pdf

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performance in an OFDM system. CARIN OMURCALI. Master's Degree Project ..... whether the channel is time-invariant or time-variant. The first case implies a ..... A suwfficiently good approximation would be to use the ..... estimation using a high number of pilots. The BLER is considered. ...

http://www.ee.kth.se/php/modules/publications/reports/2004/IR-SB-EX-0418.pdf

by M Šimko - 2010changing rapidly during a subframe, rendering the channel coherence time small. ..... Using a time-variant convolution the output signal of the channel is calculated. .... Borjesson, “On channel estimation in OFDM systems,” in Proc. ... estimation for ofdm with fast fading channels,” IEEE Transac- ...

http://publik.tuwien.ac.at/files/PubDat_181229.pdf

proposed LSQR equalizer, based on a band approximation for the frequency-domain channel matrix. ... for doubly selective channels that are both rapidly time-varying and ..... plying the LSQR equalizer to y(1), using eH(1) as the system matrix. ..... ference cancellation and channel estimation for mobile OFDM,” IEEE ...

http://publik.tuwien.ac.at/files/PubDat_176814.pdf

by C Pandana - 2005 - Cited by 10

http://www.ele.uri.edu/People/Faculty/yansun/index_files/PT_TSP.pdf

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http://ir.lib.nctu.edu.tw/bitstream/987654321/22644/1/010153010.pdf

Adaptive OFDM systems have the capability of mitigating ... estimation and parameter adaptation. If the channel varies rapidly ... to using the pattern recognition approach. ... is a high degree of computational complexity involved and this .... level at a time in a slowly varying channel. For simulations, ...

http://www.eng.usf.edu/~yucek/papers/yucek_vtc03.pdf

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blind channel estimation techniques include those using corre- ...... the feasibility of the proposed algorithm in a rapidly time- variant mobile environment. The WSSUS-channels were simulated according to the ..... Channel Estimation in mobile OFDM-Systems', in Proc. IEEE ISSPIT. 2001, pp. 213-216, Dec. 2001 ...

http://users.ece.gatech.edu/~stuber/nsf3/pubs/stuber/blindestimation.pdf

by M Speth - 1999 - Cited by 449

http://www.engr.sjsu.edu/rmorelos/ee252s04/OFDMdesign1.pdf

High Tech Campus 27, 5656AE Eindhoven .... channel approximation is the smallest, i.e., in the middle .... can be achieved by H re-estimation using the ICI-cancelled .... munications over rapidly time-varying channels,” ... “Pilot-assisted time-varying channel estimation for. OFDM systems,” IEEE Transactions on ...

https://w3.tue.nl/fileadmin/ele/TTE/ECR/Files/Pubs_2007/Linnartz_mobile_reception_SPS-DARTS07.pdf

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in OFDM systems, from which we show that increasing the ..... rem, the following approximation holds true for large N: .... nel estimation, we perform simulations using channel model .... [6] G. Leus, “On the estimation of rapidly time-varying channels,” Proc. ... gree (Good Honors) in 2004 and M.Eng. degree ...

http://ietfec.oxfordjournals.org/cgi/reprint/E90-A/11/2395.pdf

Channel Estimation for OFDM Systems in Rapidly Time-Variant Channels Using. High Degree Channel Approximation. Ali Ramadan Ali, Tariq Jamil Khanzada, ...

http://lia.univ-avignon.fr/fileadmin/documents/Users/Intranet/chercheurs/rachedi/CFP-Wimob2008/Programme_Wimob2008_Final_version.pdf

is severely degraded due to rapidly time-variant multipath fading. ... the carrier frequency fc, is closely approximated as [17]: c(fi,t)=∑ .... poorer with a relatively high MSE throughout the physical ..... Channels Using Outdated Channel Estimates,” IEEE ... Channel Estimation for OFDM Systems with Rapid ...

http://www.physics.ncsu.edu/optics/wireless/WOC06.pdf

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by IC Wong - Cited by 5

http://users.ece.utexas.edu/~bevans/papers/2008/channelPrediction/adaptiveChannelPredTSPDraft.pdf

fast fading channels in tracking the time variation of the channel. ...... symbols are spaced far apart, or the channel is rapidly varying. .... [15] M.-H. Hsieh and C.-H. Wei, “Channel estimation for OFDM systems based on ..... Performance of 64-QAM OFDM using different interpolation methods in ITU Vehicular A ...

http://www.ece.uvic.ca/~wslu/Publications/Lu-Journal/J06-6.pdf

by DIT Zemen - Cited by 16

http://www.arehna.di.uoa.gr/thesis/uploaded_data/OFDM_Multi_User_Communication_Over_Time_Variant_Channels_2004_thesis_1215083495.pdf

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varying channels. Transmissions over possibly time and frequency dispersive channels require joint time- ... sponse is rapidly varying, its physical parameters, such as ..... predict the channel time evolution using the model (4). Of ... ance ut, the average value of MSE(n), for high n, can be approximated as ...

http://crisp.ece.cornell.edu/papers/ScaglioneICASSP2_2000.pdf

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