Search Results - "Redfern, A J"
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Magnetospheric electron density long-term (>1 day) refilling rates inferred from passive radio emissions measured by IMAGE RPI during geomagnetically quiet times
Published in Journal of Geophysical Research: Space Physics (01-03-2012)“…Using measurements of the electron density ne found from passive radio wave observations by the IMAGE spacecraft RPI instrument on consecutive passes through…”
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2
Receiver window design for multicarrier communication systems
Published in IEEE journal on selected areas in communications (01-06-2002)“…Multicarrier modulation formats have been chosen for some wireline and wireless communication systems. These systems use the Fourier transform to convert a…”
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3
Heparin-substituted nylon tubing as a model for the study of lipoprotein interactions and metabolism
Published in Biochemical Society transactions (01-08-1994)Get more information
Journal Article -
4
Blind zero forcing equalization of multichannel nonlinear CDMA systems
Published in IEEE transactions on signal processing (01-10-2001)“…Code division multiple access (CDMA) has emerged as a popular format for wireless communication systems. As a result of intersymbol interference (ISI) and…”
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5
A root method for Volterra system equalization
Published in IEEE signal processing letters (01-11-1998)“…The need to recover the original input from the output of a nonlinear system is a common problem in many applications. We propose a new method for Volterra…”
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6
Compressive Sensing for Sparse Touch Detection on Capacitive Touch Screens
Published in IEEE journal on emerging and selected topics in circuits and systems (01-09-2012)“…Capacitive touch screens are ubiquitous in today's electronic devices. Improved touch screen responsiveness and resolution can be achieved at the expense of…”
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7
Eyes for Ears: Usage and Efficacy of a Podcast for Ophthalmic Education
Published in Clinical ophthalmology (Auckland, N.Z.) (01-01-2023)“…To characterize listenership and perceived educational impact of the ophthalmic podcast "Eyes for Ears". A cross-sectional, internet-distributed, 9-question…”
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A combination drug therapy improves cognition and reverses gene expression changes in a mouse model of Huntington's disease
Published in The European journal of neuroscience (01-02-2005)“…Huntington's disease is a genetic disease caused by a single mutation. It is characterized by progressive movement, emotional and cognitive deficits. R6/2 mice…”
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Multichannel and block based precoding methods for fixed point equalization of nonlinear communication channels
Published in Signal processing (01-05-2001)“…Substantial power efficiency improvements are possible in communication systems if a moderate amount of nonlinearity is permitted at the transmitter amplifier…”
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10
Blind equalization of CDMA systems with nonlinear channels
Published in Conference Record of the Thirty-Third Asilomar Conference on Signals, Systems, and Computers (Cat. No.CH37020) (1999)“…Code division multiple access (CDMA) has emerged as a popular format for many multiuser communication systems. However, the error performance of CDMA systems…”
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Conference Proceeding -
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A dual-path TEQ structure for DMT-ADSL systems
Published in 2002 IEEE International Conference on Acoustics, Speech, and Signal Processing (01-01-2002)“…Discrete Multitone (DMT) modulation is the industry standard for Asymmetrical Digital Subscriber Loop (ADSL) modems. DMT modulation allows for simplified…”
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Conference Proceeding -
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Multicarrier modulation with data dependent frequency domain redundancy
Published in Conference Record of the Thirty-Sixth Asilomar Conference on Signals, Systems and Computers, 2002 (2002)“…Discrete multitone (DMT) modulation uses a time domain cyclic prefix to allow for simplified equalization at the receiver. It is shown that data dependent…”
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Conference Proceeding -
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PAR reduction for DMT systems with unloaded subchannels
Published in Conference Record of the Thirty-Sixth Asilomar Conference on Signals, Systems and Computers, 2002 (2002)“…The inverse discrete Fourier transform used by discrete multitone modulation produces transmitted signals with a large peak-to-average ratio. Peak-to-average…”
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Conference Proceeding -
14
Nonlinear channel identification and equalization for OFDM systems
Published in Proceedings of the 1998 IEEE International Conference on Acoustics, Speech and Signal Processing, ICASSP '98 (Cat. No.98CH36181) (1998)“…Orthogonal frequency division multiplexing (OFDM) has become increasingly popular due to its potential applications in digital audio broadcasting, digital…”
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Conference Proceeding -
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Decision feedback equalization for Volterra systems-a root method
Published in Conference Record of Thirty-Second Asilomar Conference on Signals, Systems and Computers (Cat. No.98CH36284) (1998)“…The need to recover the original input from the output of a nonlinear system is a problem common to many applications. In this paper, we propose a Volterra…”
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Conference Proceeding -
16
Multichannel and block based precoding methods for fixed point equalization of nonlinear communication channels
Published in Proceedings of the Tenth IEEE Workshop on Statistical Signal and Array Processing (Cat. No.00TH8496) (2000)“…Substantial power efficiency improvements are possible in communication systems if a moderate amount of nonlinearity is permitted at the transmitter amplifier…”
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Conference Proceeding -
17
Performance analysis of Volterra kernel estimators with Gaussian inputs
Published in Proceedings of the IEEE Signal Processing Workshop on Higher-Order Statistics (1997)“…The focus of this paper is on Volterra nonlinear system identification from input-output data. When the system is linear-quadratic and the input is Gaussian,…”
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Conference Proceeding