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08/04/2023
NOMA-based Improper Signaling for MIMO STAR-RIS-assisted Broadcast Channels with Hardware Impairments
This paper proposes schemes to improve the spectral efficiency of a mult...
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07/20/2023
SNR Maximization in Beyond Diagonal RIS-assisted Single and Multiple Antenna Links
Reconfigurable intelligent surface (RIS) architectures not limited to di...
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07/11/2023
Optimization of Rate-Splitting Multiple Access in Beyond Diagonal RIS-assisted URLLC Systems
This paper proposes a general optimization framework for rate splitting ...
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06/02/2023
Energy-efficient Rate Splitting for MIMO STAR-RIS-assisted Broadcast Channels with I/Q Imbalance
This paper proposes an energy-efficient scheme for multicell multiple-in...
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03/06/2023
Interference Leakage Minimization in RIS-assisted MIMO Interference Channels
We address the problem of interference leakage (IL) minimization in the ...
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01/02/2023
Rate Region of MIMO RIS-assisted Broadcast Channels with Rate Splitting and Improper Signaling
In this paper, we study the achievable rate region of 1-layer rate split...
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01/02/2023
Spectral and Energy Efficiency Maximization of MISO STAR-RIS-assisted URLLC Systems
This paper proposes a general optimization framework to improve the spec...
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10/05/2022
Statistical characterization of the chordal product determinant of Grassmannian codes
We consider the chordal product determinant, a measure of the distance b...
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09/09/2022
Constellations on the Sphere with Efficient Encoding-Decoding for Noncoherent Communications
In this paper, we propose a new structured Grassmannian constellation fo...
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09/02/2022
Constrained Riemannian Noncoherent Constellations for the MIMO Multiple Access Channel
We consider the design of multiuser constellations for a multiple access...
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08/18/2022
Rate Splitting in MIMO RIS-assisted Systems with Hardware Impairments and Improper Signaling
In this paper, we propose an optimization framework for rate splitting (...
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06/08/2022
NOMA-based Improper Signaling for Multicell MISO RIS-assisted Broadcast Channels
In this paper, we study the performance of reconfigurable intelligent su...
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01/28/2020
Performance Analysis of MIMO K-user Interference Channels with Hardware Impairments
Next generation of wireless systems will employ many antenna branches wi...
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01/13/2019
Multiple Importance Sampling for Efficient Symbol Error Rate Estimation
Digital constellations formed by hexagonal or other non-square two-dimen...
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02/16/2018
Pattern Localization in Time Series through Signal-To-Model Alignment in Latent Space
In this paper, we study the problem of locating a predefined sequence of...
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11/27/2017
Improper Gaussian signaling for multiple-access channels in underlay cognitive radio
This paper characterizes the achievable rate region of an unlicensed mul...
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06/12/2017
Recursive Multikernel Filters Exploiting Nonlinear Temporal Structure
In kernel methods, temporal information on the data is commonly included...
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03/12/2013