English
Related papers

Related papers: Contention-based Grant-free Transmission with Inde…

200 papers

Wireless systems are increasingly used for Machine-Type Communication (MTC), where the users sporadically send very short messages. In such a setting, the overhead imposed by channel estimation is substantial, thereby demanding noncoherent…

Information Theory · Computer Science 2016-11-18 Zoran Utkovski , Tome Eftimov , Petar Popovski

Modern wireless systems such as the Long-Term Evolution (LTE) and 5G New Radio (5G NR) use pilot-aided SINR estimates to adapt the transmission mode and the modulation and coding scheme (MCS) of data transmissions, maximizing the utility of…

Networking and Internet Architecture · Computer Science 2019-01-10 Raghunandan M. Rao , Vuk Marojevic , Jeffrey H. Reed

Enabling autonomous driving and industrial automation with wireless networks poses many challenges, which are typically abstracted through reliability and latency requirements. One of the main contributors to latency in cellular networks is…

Networking and Internet Architecture · Computer Science 2019-02-22 H. Murat Gürsu , Wolfgang Kellerer , Cedomir Stefanović

Coordinated Multi-Point (CoMP) transmission is an infrastructural enhancement under consideration for next generation wireless networks. In this work, the capacity gain achieved through CoMP transmission is studied in various models of…

Information Theory · Computer Science 2013-10-10 Aly El Gamal , V. Sreekanth Annapureddy , Venugopal V. Veeravalli

This paper investigates the collision-free control problem for multi-agent systems. For such multi-agent systems, it is the typical situation where conventional methods using either the usual centralized model predictive control (MPC), or…

Multiagent Systems · Computer Science 2024-02-07 Zilong Cheng , Jun Ma , Wenxin Wang , Zicheng Zhu , Clarence W. de Silva , Tong Heng Lee

In this paper, we consider the problem of classifying the transmission system when it is not known a priori whether the transmission is via a single antenna or multiple antennas. The receiver is assumed to be employed with a known number of…

Information Theory · Computer Science 2016-11-02 Thakshila Wimalajeewa , Pramod K Varshney , Wei Su

This paper presents a sensing management frame- work for integrated sensing and communications (ISAC) within cell-free massive multiple-input multiple-output (MIMO) systems to reduce pilot-based channel state information (CSI) acquisition…

Signal Processing · Electrical Eng. & Systems 2026-04-22 Eren Berk Kama , Murat Babek Salman , Isaac Skog , Emil Björnson

Multi-packet reception (MPR) has been recognized as a powerful capacity-enhancement technique for random-access wireless local area networks (WLANs). As is common with all random access protocols, the wireless channel is often…

Networking and Internet Architecture · Computer Science 2016-11-15 Ying Jun , Zhang

We explore space traffic management as an application of collision-free navigation in multi-agent systems where vehicles have limited observation and communication ranges. We investigate the effectiveness of transferring a collision…

Multiagent Systems · Computer Science 2023-05-17 Sydney Dolan , Siddharth Nayak , Hamsa Balakrishnan

Massive MIMO systems, where the base stations are equipped with hundreds of antenna elements, are an attractive way to attain unprecedented spectral efficiency in future wireless networks. In the "classical" massive MIMO setting, the…

Information Theory · Computer Science 2016-06-08 Elisabeth de Carvalho , Emil Bjornson , Erik G. Larsson , Petar Popovski

One of the ways to satisfy the requirements of ultra-reliable low latency communication for mission critical Machine-type Communications (MTC) applications is to integrate multiple communication interfaces. In order to estimate the…

Information Theory · Computer Science 2016-05-10 Jimmy J. Nielsen , Petar Popovski

A multi-cell cluster-free NOMA framework is proposed, where both intra-cell and inter-cell interference are jointly mitigated via flexible cluster-free successive interference cancellation (SIC) and coordinated beamforming design. The joint…

Signal Processing · Electrical Eng. & Systems 2022-12-26 Xiaoxia Xu , Yuanwei Liu , Qimei Chen , Xidong Mu , Zhiguo Ding

Massive machine-type communications (mMTC) in 6G requires supporting a massive number of devices with limited resources, posing challenges in efficient random access. Grant-free random access and uplink non-orthogonal multiple access (NOMA)…

Information Theory · Computer Science 2023-06-01 Thushan Sivalingam , Samad Ali , Nurul Huda Mahmood , Nandana Rajatheva , Matti Latva Aho

Semi-grant-free (SGF) transmission has recently received significant attention due to its capability to accommodate massive connectivity and reduce access delay by admitting grant-free users to channels which would otherwise be solely…

Information Theory · Computer Science 2020-04-28 Z. Ding , R. Schober , H. V. Poor

Coalitional control is concerned with the management of multi-agent systems where cooperation cannot be taken for granted (due to, e.g., market competition, logistics). This paper proposes a model predictive control (MPC) framework aimed at…

Systems and Control · Electrical Eng. & Systems 2021-08-03 Filiberto Fele , Ezequiel Debada , José M. Maestre , Eduardo F. Camacho

Massive machine-type communications (mMTC) is a crucial scenario to support booming Internet of Things (IoTs) applications. In mMTC, although a large number of devices are registered to an access point (AP), very few of them are active with…

Information Theory · Computer Science 2022-09-07 Jiaqi Liu , Gang Wu , Xiaoxu Zhang , Shu Fang , Shaoqian Li

This paper introduces a distributed control method for multi-agent robotic systems employing Over the Air Consensus (OtA-Consensus). Designed for agents with decoupled single-integrator dynamics, this approach aims at efficient formation…

Systems and Control · Electrical Eng. & Systems 2026-03-13 Michael Epp , Fabio Molinari , Joerg Raisch

Although model-based fault tolerant control (FTC) has become prevalent in various engineering fields, its application to air-conditioning systems is limited due to the lack of control-oriented models to characterize the phase change of…

Systems and Control · Computer Science 2017-01-16 Xu Zhang

In the envisioned 5G, uplink grant-free multiple access will become the enabler of ultra-reliable low-latency communications (URLLC) services. By removing the forward scheduling request (SR) and backward scheduling grant (SG), pilot-based…

Signal Processing · Electrical Eng. & Systems 2019-09-05 Dongyang Xu , Pinyi Ren , Yichen Wang , James A. Ritcey

This paper concerns the feasibility of full-duplex large-scale multiple-input-multiple-output (MIMO) cellular systems. We first propose a pilot transmission scheme and assess its performance, specifically the ergodic sum-rate. The proposed…

Information Theory · Computer Science 2017-11-23 Jeongwan Koh , Yeon-Geun Lim , Chan-Byoung Chae , Joonhyuk Kang