Zobrazeno 1 - 10
of 304
pro vyhledávání: '"94A05"'
Future autonomous transportation systems necessitate network infrastructure capable of accommodating massive vehicular connectivity, despite the scarce availability of frequency resources. Current approaches for achieving such required high spectral
Externí odkaz:
http://arxiv.org/abs/2409.14355
Accurate orientation estimation of an object in a scene is critical in robotics, aerospace, augmented reality, and medicine, as it supports scene understanding. This paper introduces a novel orientation estimation approach leveraging radio frequency
Externí odkaz:
http://arxiv.org/abs/2409.00501
Autor:
Tokushige, Norihide
The Hamming graph $H(n,q)$ is defined on the vertex set $\{1,2,\ldots,q\}^n$ and two vertices are adjacent if and only if they differ in precisely one coordinate. Alon proved that for any sequence $v_1,\ldots,v_b$ of $b=\lceil\frac n2\rceil$ vertices
Externí odkaz:
http://arxiv.org/abs/2406.19945
This work proposes a provably convergent and low complexity optimization algorithm for the maximization of the secrecy energy efficiency in the uplink of a wireless network aided by a Reconfigurable Intelligent Surface (RIS), in the presence of an ea
Externí odkaz:
http://arxiv.org/abs/2406.06983
This paper focuses on the minimum mean squared error (MMSE) channel estimator for multiple-input multiple-output (MIMO) systems with one-bit quantization at the receiver side. Despite its optimality and significance in estimation theory, the MMSE cha
Externí odkaz:
http://arxiv.org/abs/2404.05536
Autor:
Gvozdarev, Aleksey S.
The research presents the closed-form outage analysis of the newly presented $\alpha$-modification of the shadowed Beaulieu-Xie fading model for wireless communications. For the considered channel, the closed-form analytical expressions for the outag
Externí odkaz:
http://arxiv.org/abs/2402.06337
Multiple-antenna technologies are advancing towards large-scale aperture sizes and extremely high frequencies, leading to the emergence of near-field communications (NFC) in future wireless systems. To this context, we investigate the degree of freed
Externí odkaz:
http://arxiv.org/abs/2308.00362
This letter proposes advanced beamforming design and analyzes its influence on the sensing and communications (S&C) performance for a multiple-antenna integrated S&C (ISAC) system with a single communication user and a single target. Novel closed-for
Externí odkaz:
http://arxiv.org/abs/2307.15023
This work addresses the comparison between active and passive RISs in wireless networks, with reference to the system energy efficiency (EE). To provably convergent and computationally-friendly EE maximization algorithms are developed, which optimize
Externí odkaz:
http://arxiv.org/abs/2303.04505
This work addresses the issue of energy efficiency maximization in a multi-user network aided by reconfigurable intelligent surface (RIS) with global reflection capabilities. Two optimization methods are proposed to optimize the mobile users' powers,
Externí odkaz:
http://arxiv.org/abs/2303.03239