Enabling large intelligent surfaces with compressive sensing and deep learning
Employing large intelligent surfaces (LISs) is a promising solution for improving the
coverage and rate of future wireless systems. These surfaces comprise massive numbers of …
coverage and rate of future wireless systems. These surfaces comprise massive numbers of …
Hybrid MIMO architectures for millimeter wave communications: Phase shifters or switches?
Hybrid analog/digital multiple-input multiple-output architectures were recently proposed as
an alternative for fully digital-precoding in millimeter wave wireless communication systems …
an alternative for fully digital-precoding in millimeter wave wireless communication systems …
Grant-free access via bilinear inference for cell-free MIMO with low-coherence pilots
We propose a novel joint activity, channel and data estimation (JACDE) scheme for multiple-
input multiple-output (MIMO) systems. The contribution aims to allow significant overhead …
input multiple-output (MIMO) systems. The contribution aims to allow significant overhead …
Massively concurrent non-orthogonal multiple access for 5G networks and beyond
We propose a new signal spreading-based non-orthogonal multiple access (NOMA)
schemes that exploits the frame-theoretic design principles to enable the efficient …
schemes that exploits the frame-theoretic design principles to enable the efficient …
Improved sparse vector code based on optimized spreading matrix for short-packet in URLLC
Recently, the sparse vector code (SVC) is emerging as a promising solution for short-packet
transmission in ultra-reliable and low-latency communication (URLLC). In the SVC process …
transmission in ultra-reliable and low-latency communication (URLLC). In the SVC process …
Joint Activity and Data Detection for Massive Grant-Free Access Using Deterministic Non-Orthogonal Signatures
Grant-free access is a key enabler for connecting wireless devices with low latency and low
signaling overhead in massive machine-type communications (mMTC). For massive grant …
signaling overhead in massive machine-type communications (mMTC). For massive grant …
Coherence-penalty minimization method for incoherent unit-norm tight frame design
F Tong, D Zhao, C Chen, L Li - Signal Processing, 2023 - Elsevier
Incoherent unit-norm tight frames (IUNTFs) have received considerable attention due to their
widespread application. In this paper, the IUNTF design is formulated as a minimization …
widespread application. In this paper, the IUNTF design is formulated as a minimization …
Frame theory and fractional programming for sparse recovery-based mmWave channel estimation
We consider the estimation of millimeter wave (mmWave) channel gains following the now
well-established approach of sparse signal processing. Within that context, we offer two …
well-established approach of sparse signal processing. Within that context, we offer two …
Analog Product Coding for Over-the-Air Aggregation Over Burst-Sparse Interference Multiple-Access Channels
Over-the-Air aggregation (OTA) is a promising technology for Internet-of-Things (IoT)
applications, but it can be vulnerable to burst interference from co-channel non-cooperative …
applications, but it can be vulnerable to burst interference from co-channel non-cooperative …
Multicoset-based deterministic measurement matrices for compressed sensing of sparse multiband signals
Signal acquisition is a basic function in signal processing systems. In the context of digital
communications, the analog-to-digital (ADC) converters have to be carefully designed as …
communications, the analog-to-digital (ADC) converters have to be carefully designed as …