Title :
Analog precoder and equalizer design for multichannel communication
Author :
Fan, Zhifei ; Scharf, Louis ; Gubner, John A.
Author_Institution :
Electr. & Comput. Eng., Colorado State Univ., Fort Collins, CO, USA
Abstract :
This work addresses joint analog precoder and equalizer design for multichannel data transmission over the frequency-selective additive Gaussian noise (AGN) channel. The design goal is to maximize mutual information rate subject to a transmit power constraint. We assume a continuous channel model with precoder transmissions for M subchannels that lie in an n dimensional linear subspace of L2(R). We first design the subspace according to the channel characteristics, and then design the precoders as functions in this subspace.
Keywords :
AWGN channels; OFDM modulation; channel bank filters; channel coding; constraint theory; data communication; equalisers; AGN channel; M subchannel; continuous channel model; data transmission; equalizer design; frequency-selective additive Gaussian noise; joint analog precoder; multichannel communication; mutual information rate; n dimensional linear subspace; transmit power constraint; Analog computers; Dispersion; Equalizers; Filter bank; Gaussian noise; Matrix converters; Mutual information; OFDM modulation; Pulse shaping methods; Shape;
Conference_Titel :
Signal Processing Advances in Wireless Communications, 2004 IEEE 5th Workshop on
Print_ISBN :
0-7803-8337-0
DOI :
10.1109/SPAWC.2004.1439218