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In this paper, we study the resource allocation algorithm design for downlink multicarrier transmission with a shared user equipment (UE)-side distributed antenna system (SUDAS) which utilizes both licensed and unlicensed frequency bands…

Information Theory · Computer Science 2016-11-18 Marco Breiling , Derrick Wing Kwan Ng , Christian Rohde , Frank Burkhardt , Robert Schober

This paper investigates the problem of information transmission over the simultaneous relay channel with two users (or two possible channel outcomes) where for one of them the more suitable strategy is Decode-and-Forward (DF) while for the…

Information Theory · Computer Science 2010-10-20 Arash Behboodi , Pablo Piantanida

The demand of massive access to the same multimedia content at the same time is one major challenge for next-generation cellular networks in densely-packed urban areas. The content-aware multicast transmission strategies provide promising…

Information Theory · Computer Science 2020-04-07 Ahmet Zahid Yalcin , Yavuz Yapici

In this paper, the problem of maximizing the wireless users' sum-rate for uplink rate splitting multiple access (RSMA) communications is studied. In the considered model, each user transmits a superposition of two messages to a base station…

Information Theory · Computer Science 2019-06-11 Zhaohui Yang , Mingzhe Chen , Walid Saad , Wei Xu , Mohammad Shikh-Bahaei

We study co-primary spectrum sharing concept in two small cell multiuser network. Downlink transmission is explored with Rayleigh fading in interfering broadcast channel. Both base stations and all the users are equipped with multiple…

Networking and Internet Architecture · Computer Science 2018-08-29 Tachporn Sanguanpuak , Sudarshan Guruacharya , Nandana Rajatheva , Matti Latva-aho

In this paper, the problem of joint transmission and computation resource allocation for probabilistic semantic communication (PSC) system with rate splitting multiple access (RSMA) is investigated. In the considered model, the base station…

Information Theory · Computer Science 2025-09-25 Zhouxiang Zhao , Zhaohui Yang , Ye Hu , Qianqian Yang , Wei Xu , Zhaoyang Zhang

Non-orthogonal multiple access (NOMA) is envisioned to be one of the most beneficial technologies for next generation wireless networks due to its enhanced performance compared to other conventional radio access techniques. Although the…

Information Theory · Computer Science 2017-11-27 Rukhsana Ruby , Shuxin Zhong , Hailiang Yang , Kaishun Wu

In this paper, the problem of wireless resource allocation and semantic information extraction for energy efficient semantic communications over wireless networks with rate splitting is investigated. In the considered model, a base station…

Information Theory · Computer Science 2023-01-06 Zhaohui Yang , Mingzhe Chen , Zhaoyang Zhang , Chongwen Huang

In this paper, we consider the sum $\alpha$-fair utility maximization problem for joint downlink (DL) and uplink (UL) transmissions of a wireless powered communication network (WPCN) via time and power allocation. In the DL, the users with…

Information Theory · Computer Science 2018-02-15 Zhaohui Yang , Wei Xu , Yijin Pan , Cunhua Pan , Ming Chen

This paper studies system stability and performance of multi-agent systems in the context of consensus problems over wireless multiple-access channels (MAC). We propose a consensus algorithm that exploits the broadcast property of the…

Systems and Control · Computer Science 2018-04-30 Fabio Molinari , Sławomir Stańczak , Jörg Raisch

In conventional communication systems, any interference between two communicating points is regarded as unwanted noise since it distorts the received signals. On the other hand, allowing simultaneous transmission and intentionally accepting…

Information Theory · Computer Science 2022-08-02 Ufuk Altun , Gunes Karabulut Kurt , Enver Ozdemir

We investigate the relay selection problem for a decode and forward collaborative network. Users are able to collaborate; decode messages of each other, re-encode and forward along with their own messages. We study the performance obtained…

Information Theory · Computer Science 2009-09-29 Saeed Akhavan Astaneh , Saeed Gazor

In this paper, the sum-rate maximization problem is studied for wireless networks that use downlink rate splitting multiple access (RSMA). In the considered model, each base station (BS) divides the messages that must be transmitted to its…

Signal Processing · Electrical Eng. & Systems 2019-03-20 Zhaohui Yang , Mingzhe Chen , Walid Saad , Mohammad Shikh-Bahaei

In this paper, we study inter-operator spectrum sharing and intra-operator resource allocation in shared spectrum access communication systems and propose efficient dynamic solutions to address both inter-operator and intra-operator…

Information Theory · Computer Science 2017-08-16 Mirza Golam Kibria , Gabriel Porto Villardi , Kentaro Ishizu , Fumihide Kojima , Hiroyuki Yano

This paper considers secure communication in a multiuser multiple-input single-output (MISO) downlink system with simultaneous wireless information and power transfer. We study the design of resource allocation algorithms minimizing the…

Information Theory · Computer Science 2013-06-05 Derrick Wing Kwan Ng , Robert Schober

In this paper, the energy efficient design for probabilistic semantic communication (PSC) system with rate splitting multiple access (RSMA) is investigated. Basic principles are first reviewed to show how the PSC system works to extract,…

Information Theory · Computer Science 2024-04-02 Ruopeng Xu , Zhaohui Yang , Zhouxiang Zhao , Qianqian Yang , Zhaoyang Zhang

We integrate a wireless powered communication network with a cooperative cognitive radio network, where multiple secondary users (SUs) powered wirelessly by a hybrid access point (HAP) help a primary user relay the data. As a reward for the…

Information Theory · Computer Science 2016-06-14 Sanket S. Kalamkar , Jeya Pradha Jeyaraj , Adrish Banerjee , Ketan Rajawat

This paper addresses the problem of resource allocation for systems in which a primary and a secondary link share the available spectrum by an underlay or overlay approach. After observing that such a scenario models both cognitive radio…

Information Theory · Computer Science 2016-12-21 Alessio Zappone , Bho Matthiesen , Eduard A. Jorswieck

Currently used resource allocation methods for uplink multicarrier non-orthogonal multiple access (MC-NOMA) systems have multiple shortcomings. Current approaches either allocate the same power across all subcarriers to a user, or use…

Signal Processing · Electrical Eng. & Systems 2025-01-22 Sagnik Bhattacharya , Kamyar Rajabalifardi , Muhammad Ahmed Mohsin , John M. Cioffi

In this work, we consider a multiuser cooperative wireless network where the energy-constrained sources have independent information to transmit to a common destination, which is assumed to be externally powered and responsible for…

Information Theory · Computer Science 2015-06-18 Guilherme Luiz Moritz , João Luiz Rebelatto , Richard Demo Souza , Bartolomeu F. Uchôa-Filho , Yonghui Li