Now showing items 1-5 of 5
Efficient MIMO equalization for downlink multi-code CDMA: complexity optimization and comparative study
In this paper, we present an efficient LMMSE chip equalizer to suppress the interference caused by the multipath fading channel in the MIMO multi-code CDMA downlink. The block-Toeplitz structure in the correlation matrix ...
Displacement MIMO Kalman equalizer architecture for CDMA downlink in fast fading channels
In this paper, we explore the displacement structure in a Kalman equalizer for MIMO-CDMA downlink. A streamlined MIMO Kalman equalizer architecture is proposed to extract the commonality in the data path by exploiting the ...
An Efficient Circulant MIMO Equalizer for CDMA Downlink: Algorithm and VLSI Architecture
In this paper, we present an efficient circulant approximation based MIMO equalizer architecture for the CDMA downlink. This reduces the Direct-Matrix-Inverse (DMI) of size (NF x NF) with O((NF)³) complexity to some ...
Displacement MIMO Kalman Equalizer for CDMA Downlink in Fast Fading Channels
In this paper, a streamlined MIMO Kalman equalizer architecture is proposed to extract the commonality in the data path by jointly considering the displacement structure of the transition matrix and the block-Toeplitz ...
Scalable FPGA Architectures for LMMSE-based SIMO Chip Equalizer in HSDPA Downlink
In this paper, scalable FPGA architectures for the LMMSE-based chip-level equalizer in HSDPA downlink re-ceivers are studied. An FFT-based algorithm is applied to avoid the direct matrix inverse by utilizing the block-Toeplitz ...