Search Results - "Shwedyk, E"

Detection of bandlimited signals over frequency selective Rayleigh fading channels by Qingyuan Dai, Shwedyk, E.

“…Presents sequence estimation for the frequency selective Rayleigh fading channel. Maximum likelihood estimation using the Viterbi algorithm (MLSE-VA) and…”
Get full text

Adaptive carrier interferometry MC-CDMA by Sureshkumar, S., Nguyen, H.H., Shwedyk, E.

“…An adaptive carrier interferometry (CI) scheme is proposed for multicarrier code-division multiple-access (MC-CDMA) systems where it is assumed that there is a…”
Get full text

A quasi-optimum receiver for continuous phase modulation by Weiyi Tang, Shwedyk, E.

“…A simple receiver structure for any continuous phase modulation (CPM) scheme is introduced. Its front end is just the ordinary linear receiver followed by a…”
Get full text

A new construction of signature waveforms for synchronous CDMA systems by Nguyen, H.H., Shwedyk, E.

“…We consider synchronous code-division multiple access (CDMA) systems over an additive white Gaussian noise (AWGN) channel, where all users are divided into…”
Get full text

ML estimation of symbol timing and carrier phase for CPM in Walsh signal space by Weiyi Tang, Shwedyk, E.

“…An algorithm to estimate jointly the symbol timing and carrier phase for continuous-phase modulation (CPM) is described. It is designed to optimize the…”
Get full text

Sequence detection and channel state estimation over finite state Markov channels by Hongwei Kong, Shwedyk, E.

“…A useful model for general time-varying channels is a finite state Markov chain. In this paper, maximum likelihood sequence estimation (MLSE) for signals over…”
Get full text

Bandwidth-constrained signature waveforms for maximizing the network capacity of synchronous CDMA systems by Nguyen, H.H., Shwedyk, E.

“…Synchronous code-division multiple-access systems where each receiver is a minimum mean-squared-error receiver and each user has the same received power,…”
Get full text

On error probabilities of DS-CDMA systems with arbitrary chip waveforms by Nguyen, H.H., Shwedyk, E.

“…The error probabilities of asynchronous DS-CDMA systems using random signature sequences depend on the number of users, the processing gain and the chip…”
Get full text

Bandwidth-constrained signature waveforms and Walsh signal space receivers for synchronous CDMA systems by Nguyen, H.H., Shwedyk, E.

“…Synchronous CDMA systems whose transmission bandwidth is quantified through the fractional out-of-band energy (FOBE) constraint are considered. Either a…”
Get full text

Correlation of permittivity and water content during cerebral edema by Kao, H.P., Cardoso, R., Shwedyk, E.

“…Correlation between the permittivity of white matter and cerebral edema was studied. A time domain reflectometer was used to measure the permittivity changes…”
Get full text

Distance properties of finite-impulse response channels by Rajatheva, N., Shwedyk, E.

“…High-speed data communication over channels with limited bandwidth gives rise to intersymbol interference at the receiver usually resulting in a poor receiver…”
Get full text

On channel estimation and sequence detection of interleaved coded signals over frequency nonselective Rayleigh fading channels by Hongwei Kong, Shwedyk, E.

“…Due to the receiver complexity introduced by interleaving, the implementation of maximum likelihood (IML) decoding of interleaved coded signals transmitted…”
Get full text

MAI-minimized signature waveforms for MC-DS-CDMA systems by Sureshkumar, S., Shwedyk, E., Nguyen, H.H.

“…This paper considers signature waveform design for downlink communications in a multicarrier direct sequence code division multiple access (MC-DS-CDMA) system…”
Get full text

Communication receivers based on Markov models of the fading channel [15th IEEE Canadian Conference on Electrical and Computer Engineering:Student Paper Competition] by Riedinger, M, Shwedyk, E

Get full text

Normal functional range of motion of upper limb joints during performance of three feeding activities by Safaee-Rad, R, Shwedyk, E, Quanbury, A O, Cooper, J E

“…This study was designed to quantify the range of upper limb joint motion required during the performance of a specific type of functional activity. Ten…”
Get more information

Performance of turbo equalized space-time coded signals with reduced complexity receiver using M algorithm by Vithanage, C.M., Rajatheva, R.M.A.P., Shwedyk, E.

“…The performance of turbo equalization for the combined equalization and decoding of space-time coded signals in frequency selective channels is investigated…”
Get full text

Cooperative Spectrum Sensing in Cognitive Radio Networks With Noncoherent Transmission by Bokharaiee, S., Nguyen, H. H., Shwedyk, E.

“…The problem of decision fusion for cooperative spectrum sensing in cognitive radio (CR) networks is studied when fading channels are present between the CRs…”
Get full text

Sequential sequence estimation for channels with intersymbol interference of finite or infinite length by Xiong, F., Zerik, A., Shwedyk, E.

“…A sequential sequence estimator for channels with finite or infinite intersymbol interference (ISI) is proposed. It consists of a whitened matched filter…”
Get full text

Sequential sequence estimation for multiple-channel systems with intersymbol and interchannel interference by Xiong, F., Shwedyk, E.

“…A vector sequential sequence estimator is proposed for multiple-channel systems with both intersymbol interference (ISI) and interchannel interference (ICI)…”
Get full text

VLSI Structures for Viterbi Receivers: Part I--General Theory and Applications by Gulak, P., Shwedyk, E.

“…A taxonomy of VLSI grid model layouts is presented for the implementation of certain types of digital communication receivers based on the Viterbi algorithm…”
Get full text