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相关论文: Dynamic Uploading Scheduling in mmWave-Based Senso…

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This paper studies the user scheduling problem in a multiuser multiple-input multi-output (MIMO) status update system, in which multiple single-antenna devices aim to send their latest statuses to a multiple-antenna information-fusion…

信息论 · 计算机科学 2020-02-19 He Chen , Qian Wang , Zheng Dong , Ning Zhang

This paper investigates a multiuser scheduling problem within an uplink multiple-input multi-output (MIMO) status update network, consisting of a multi-antenna base station (BS) and multiple single-antenna devices. The presence of multiple…

信息论 · 计算机科学 2024-01-05 Jingwei Liu , Qian Wang , He Chen

In this paper, a cooperative passive sensing framework for millimeter wave (mmWave) communication systems is proposed and demonstrated in a scenario with one mobile signal blocker. Specifically, in the uplink communication with at least two…

信号处理 · 电气工程与系统科学 2024-10-01 Chao Yu , Bojie Lv , Haoyu Qiu , Rui Wang

There has been a growing interest in the commercialization of millimeter wave (mmW) technology as a part of the Fifth-Generation New Radio (5G-NR) wireless standardization efforts. In this direction, many sets of independent measurement…

This paper considers a large-scale wireless network consisting of source-destination (SD) pairs, where the sources send time-sensitive information, termed status updates, to their corresponding destinations in a time-slotted fashion. We…

信息论 · 计算机科学 2021-01-11 Praful D. Mankar , Mohamed A. Abd-Elmagid , Harpreet S. Dhillon

Millimeter-wave (mmWave) propagation is known to be severely affected by the blockage of the line-of-sight (LoS) path. In contrast to microwave systems, at shorter mmWave wavelengths such blockage can be caused by human bodies, where their…

In this paper, we consider millimeter Wave (mmWave) technology to provide reliable wireless network service within factories where links may experience rapid and temporary fluctuations of the received signal power due to dynamic blockers,…

网络与互联网体系结构 · 计算机科学 2024-10-28 Andrea Bonfante , Lorenzo Galati Giordano , Irene Macaluso , Nicola Marchetti

This study considers a wireless network where multiple nodes transmit status updates to a base station (BS) via a shared, error-free channel with limited bandwidth. The status updates arrive at each node randomly. We use the Age of…

信息论 · 计算机科学 2025-03-14 Yuqiao He , Yuchao Chen , Jintao Wang , Jian Song

The sensitivity of millimeter wave (mmWave) signals to blockages is a fundamental challenge for mobile mmWave communication systems. The sudden blockage of the line-of-sight (LOS) link between the base station and the mobile user normally…

信息论 · 计算机科学 2018-07-11 Ahmed Alkhateeb , Iz Beltagy

Millimeter-wave (mmWave) networks have the potential to support high throughput and low-latency requirements of 5G-and-beyond communication standards. But transmissions in this band are highly vulnerable to attenuation and blockages from…

最优化与控制 · 数学 2025-11-25 Manali Dutta , Gourav Saha , Rahul Singh , Ness B. Shroff

Dense indoor WLANs increasingly rely on multiple access points (APs) operating over partially overlapping spectrum to support latency-sensitive applications. In such deployments, simultaneous transmissions across APs create co-channel and…

网络与互联网体系结构 · 计算机科学 2026-04-28 Ananth Ram Rajagopalan , Jiahui Ni , Vishrant Tripathi

Millimeter wave (mmWave) communications have been postulated as one of the most disruptive technologies for future 5G systems. Among mmWave bands the 60-GHz radio technology is specially suited for ultradense small cells and mobile data…

网络与互联网体系结构 · 计算机科学 2016-05-19 Cristina Perfecto , Javier Del Ser , Muhammad Ikram Ashraf , Miren Nekane Bilbao , Mehdi Bennis

Age of Information (AoI), namely the time that has elapsed since the most recently delivered packet was generated, is receiving increasing attention with the emergence of many real-time applications that rely on the exchange of…

信息论 · 计算机科学 2024-05-08 Xinlu Dai , Cyril Leung

In this paper, a real-time Internet of Things (IoT) monitoring system is considered in which the IoT devices are scheduled to sample underlying physical processes and send the status updates to a common destination. In a real-world IoT, due…

信息论 · 计算机科学 2020-01-27 Bo Zhou , Walid Saad

Caching has been regarded as a promising technique to alleviate energy consumption of sensors in Internet of Things (IoT) networks by responding to users' requests with the data packets stored in the edge caching node (ECN). For real-time…

信息论 · 计算机科学 2020-03-03 Chao Xu , Xijun Wang , Howard H. Yang , Hongguang Sun , Tony Q. S. Quek

The millimeter wave (mmWave) frequencies offer the potential of orders of magnitude increases in capacity for next-generation cellular systems. However, links in mmWave networks are susceptible to blockage and may suffer from rapid…

网络与互联网体系结构 · 计算机科学 2020-04-27 Marco Giordani , Marco Mezzavilla , Sundeep Rangan , Michele Zorzi

Line-of-sight link blockages represent a key challenge for the reliability and latency of millimeter wave (mmWave) and terahertz (THz) communication networks. This paper proposes to leverage LiDAR sensory data to provide awareness about the…

信号处理 · 电气工程与系统科学 2021-11-19 Shunyao Wu , Chaitali Chakrabarti , Ahmed Alkhateeb

In millimeter wave (mmWave) systems, we investigate uplink user scheduling when a basestation employs low-resolution analog-to-digital converters (ADCs) with a large number of antennas. To reduce power consumption in the receiver,…

信息论 · 计算机科学 2018-02-01 Jinseok Choi , Brian L. Evans

Age of Information (AoI), measures the time elapsed since the last received information packet was generated at the source. We consider the problem of AoI minimization for single-hop flows in a wireless network, under pairwise interference…

信息论 · 计算机科学 2018-03-20 Rajat Talak , Sertac Karaman , Eytan Modiano

Millimeter wave (mmWave) and sub-terahertz communication systems rely mainly on line-of-sight (LOS) links between the transmitters and receivers. The sensitivity of these high-frequency LOS links to blockages, however, challenges the…

信号处理 · 电气工程与系统科学 2021-11-30 Umut Demirhan , Ahmed Alkhateeb