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Coherent Optical Orthogonal Frequency Division Multiplexing (CO-OFDM) based Elastic Optical Network (EON) is one of the emerging technologies being considered for next generation high data rate optical network systems. Routing and Spectrum…

Networking and Internet Architecture · Computer Science 2017-09-15 Sadananda Behera , Jithin George , Goutam Das

In contrast to its wired counterpart, wireless communication is highly susceptible to eavesdropping due to the broadcast nature of the wireless propagation medium. Recent works have proposed the use of interference to reduce eavesdropping…

Information Theory · Computer Science 2016-05-04 Liangzhong Ruan , Vincent K. N. Lau , Moe Z. Win

LoRaWAN is one of the most promising standards for long-range sensing applications. However, the high number of end devices expected in at-scale deployment, combined with the absence of an effective synchronization scheme, challenge the…

Networking and Internet Architecture · Computer Science 2019-02-26 Tommaso Polonelli , Davide Brunelli , Achille Marzocchi , Luca Benini

This paper considers a cooperative status update system with a source aiming to send randomly generated status updates to a designated destination as timely as possible with the help of a relay. We adopt a recently proposed concept, Age of…

Information Theory · Computer Science 2020-01-14 Bohai Li , He Chen , Yong Zhou , Yonghui Li

We introduce an iterative solution to the problem of interference alignment (IA) over MIMO channels based on a message-passing formulation. We propose a parameterization of the messages that enables the computation of IA precoders by a…

Information Theory · Computer Science 2016-11-17 Maxime Guillaud , Mohsen Rezaee , Gerald Matz

The coexistence of diverse services with heterogeneous requirements is a fundamental feature of 5G. This necessitates efficient radio access network (RAN) slicing, defined as sharing of the wireless resources among diverse services while…

Networking and Internet Architecture · Computer Science 2021-08-20 Federico Chiariotti , Israel Leyva-Mayorga , Čedomir Stefanović , Anders E. Kalør , Petar Popovski

Associated with multi-packet reception at the access point, irregular repetition slotted ALOHA (IRSA) holds a great potential in improving the access capacity of massive machine type communication systems. Considering the time-frequency…

Information Theory · Computer Science 2021-10-18 Zhengchuan Chen , Yifan Feng , Chundie Feng , Liang Liang , Yunjian Jia , Tony Q. S. Quek

With the rapid development of low-altitude wireless networking, autonomous aerial vehicles (AAVs) have emerged as critical enablers for timely and reliable data delivery, particularly in remote or underserved areas. In this context, the age…

Networking and Internet Architecture · Computer Science 2025-09-03 Zifan Lang , Guixia Liu , Jiahui Li , Geng Sun , Zemin Sun , Jiacheng Wang , Dusit Niyato , Victor C. M. Leung

In this paper, a novel uncoordinated random access (URA) protocol is presented to address the pressing demand for massive connectivity with low access latency in future massive machine type communication (mMTC) scenarios. The proposed URA…

Signal Processing · Electrical Eng. & Systems 2025-10-28 Pengyu Gao , Qu Luo , Jing Zhu , Gaojie Chen , Pei Xiao , Chuan Heng Foh

Non-orthogonal multiple access (NOMA) can improve the spectral efficiency by exploiting the power domain and successive interference cancellation (SIC), and it can be applied to various transmission schemes including random access that…

Information Theory · Computer Science 2018-01-09 Jinho Choi

In this paper, we consider the joint opportunistic routing and channel assignment problem in multi-channel multi-radio (MCMR) cognitive radio networks (CRNs) for improving aggregate throughput of the secondary users. We first present the…

Networking and Internet Architecture · Computer Science 2016-11-17 Yang Qin , Xiaoxiong Zhong , Yuanyuan Yang , Yanlin Li , Li Li

In this paper, we study wireless powered communication networks that employ the slotted ALOHA protocol, which is the preferred protocol for simple and uncoordinated networks. In the energy harvesting (EH) phase, the base station broadcasts…

Information Theory · Computer Science 2018-09-11 Zoran Hadzi-Velkov , Slavche Pejoski , Nikola Zlatanov , Robert Schober

In order to explore how blind interference alignment (BIA) schemes may take advantage of side-information in computation tasks, we study the degrees of freedom (DoF) of a $K$ user wireless network setting that arises in full-duplex wireless…

Information Theory · Computer Science 2025-09-26 Yuxiang Lu , Syed A. Jafar

In this paper, we consider an aerial reconfigurable intelligent surface (ARIS)-assisted wireless network, where multiple unmanned aerial vehicles (UAVs) collect data from ground users (GUs) by using the non-orthogonal multiple access (NOMA)…

Networking and Internet Architecture · Computer Science 2024-12-31 Songhan Zhao , Shimin Gong , Bo Gu , Lanhua Li , Bin Lyu , Dinh Thai Hoang , Changyan Yi

In many wireless communication networks a common channel is shared by multiple users who must compete to gain access to it. The operation of the network by self-interested and strategic users usually leads to the overuse of the channel…

Computer Science and Game Theory · Computer Science 2012-11-16 Luca Canzian , Yuanzhang Xiao , Michele Zorzi , Mihaela van der Schaar

This tutorial seeks to outline the proposed Open Radio Access Network (O-RAN) deployment for Fifth generation (5G) wireless networks. O-RAN seeks to supplant hardware-specific Radio Access Network (RAN) components (e.g., the mobility…

Networking and Internet Architecture · Computer Science 2024-10-28 Paul H. Masur , Jeffrey H. Reed

In applications of remote sensing, estimation, and control, timely communication is not always ensured by high-rate communication. This work proposes distributed age-efficient transmission policies for random access channels with $M$…

Networking and Internet Architecture · Computer Science 2022-06-07 Xingran Chen , Konstantinos Gatsis , Hamed Hassani , Shirin Saeedi Bidokhti

A non-orthogonal multiple access (NOMA) empowered integrated sensing and communication (ISAC) framework is investigated. A dual-functional base station serves multiple communication users employing NOMA, while the superimposed NOMA…

Information Theory · Computer Science 2022-01-06 Zhaolin Wang , Yuanwei Liu , Xidong Mu , Zhiguo Ding , Octavia A. Dobre

This paper analyzes a broadcasting technique for wireless multi-hop sensor networks that uses a form of cooperative diversity called opportunistic large arrays (OLAs). We propose a method for autonomous scheduling of the nodes, which limits…

Networking and Internet Architecture · Computer Science 2009-03-11 Aravind Kailas , Lakshmi Thanayankizil , Mary Ann Ingram

This paper introduces a new theoretical framework for optimizing second-order behaviors of wireless networks. Unlike existing techniques for network utility maximization, which only consider first-order statistics, this framework models…

Networking and Internet Architecture · Computer Science 2025-08-19 Daojing Guo , Khaled Nakhleh , I-Hong Hou , Sastry Kompella , Celement Kam