English
Related papers

Related papers: Stochastic Geometry Analysis of IRS-Assisted Downl…

200 papers

Intelligent reflecting surface (IRS) is regarded as a revolutionary paradigm that can reconfigure the wireless propagation environment for enhancing the desired signal and/or weakening the interference, and thus improving the quality of…

Information Theory · Computer Science 2023-12-19 Xintong Chen , Jiangbin Lyu , Liqun Fu

Reconfigurable intelligent surfaces (RISs) provide alternative routes for reflected signals to network users, offering numerous applications. This paper explores an innovative approach of strategically deploying RISs along road areas to…

Signal Processing · Electrical Eng. & Systems 2024-08-12 Chang-Sik Choi , Junhyeong Kim , Junil Choi

In this paper, we investigate the performance of a reconfigurable intelligent surface (RIS) assisted large-scale network by characterizing the coverage probability and the average achievable rate using stochastic geometry. Considering the…

Signal Processing · Electrical Eng. & Systems 2022-08-19 Tianxiong Wang , Gaojie Chen , Mihai-Alin Badiu , Justin P. Coon

The reconfigurable intelligent surface (RIS) technology allows one to engineer spatial diversity in complex cellular networks. This paper provides a framework for the system-level performance assessment of RIS-assisted networks and in…

Information Theory · Computer Science 2024-11-12 Guodong Sun , Francois Baccelli , Ke Feng , Luis Uzeda Garcia , Stefano Paris

In this paper, we introduce an analytical framework to compute the average rate of downlink heterogeneous cellular networks. The framework leverages recent application of stochastic geometry to other-cell interference modeling and analysis.…

Information Theory · Computer Science 2016-11-18 Marco Di Renzo , Alessandro Guidotti , Giovanni E. Corazza

In this paper, we study an IRS-assisted coverage enhancement problem for a given region, aiming to optimize the passive reflection of the IRS for improving the average communication performance in the region by accounting for both…

Information Theory · Computer Science 2024-11-06 He Sun , Lipeng Zhu , Weidong Mei , Rui Zhang

Stochastic geometry (SG) has been successfully used as a modelling tool for cellular networks to characterize the coverage probability in both the downlink (DL) and uplink (UL) systems, under the assumption that the base stations (BS) are…

Networking and Internet Architecture · Computer Science 2021-09-30 Hamed Nassar , Gehad Taher , El-Sayed El-Hady

Reconfigurable intelligent surfaces (RISs) are a promising technology for enhancing cellular network performance and yielding additional value to network operators. This paper proposes a techno-economic analysis of RIS-assisted cellular…

Performance · Computer Science 2025-01-22 Guodong Sun , Francois Baccelli , Luis Uzeda Garcia , Stefano Paris

We consider futuristic, intelligent reflecting surfaces (IRS)-aided communication between a base station (BS) and a user equipment (UE) for two distinct scenarios: a single-input, single-output (SISO) system whereby the BS has a single…

Signal Processing · Electrical Eng. & Systems 2021-01-22 Waqas Aman , M. Mahboob Ur Rahman , Shuja Ansari , Ali Arshad Nasir , Khalid Qaraqe , M. Ali Imran , Qammer H. Abbasi

To enhance coverage and improve service continuity, satellite-terrestrial integrated radio access network (STIRAN) has been seen as an essential trend in the development of 6G. However, there is still a lack of theoretical analysis on its…

Information Theory · Computer Science 2024-04-16 Yaohua Sun , Ruiwen Li

Future wireless networks are expected to provide high spectral efficiency, low hardware cost, and scalable connectivity. An appealing option to meet these requirements is the intelligent reflective surface (IRS), which guarantees a smart…

Networking and Internet Architecture · Computer Science 2022-10-07 Yunli Li , Young Jin Chun

Intelligent reflective surfaces (IRSs) are invoked for improving both spectral efficiency (SE) and energy efficiency (EE). Specifically, an IRS-aided multiple-input multiple-output network is considered, where the performance of randomly…

Information Theory · Computer Science 2021-02-25 Tianwei Hou , Yuanwei Liu , Zhengyu Song , Xin Sun , Yue Chen , Lajos Hanzo

Intelligent reflecting surface (IRS) can be densely deployed in complex environment to create cascaded line-of-sight (LoS) paths between multiple base stations (BSs) and users via tunable IRS reflections, thereby significantly enhancing the…

Information Theory · Computer Science 2023-04-07 Weidong Mei , Rui Zhang

This paper develops a stochastic geometry framework to characterize the statistics of the downlink interference and coverage probability of a typical user in a coexisting terahertz (THz) and radio frequency (RF) network. We first…

Networking and Internet Architecture · Computer Science 2023-04-06 Javad Sayehvand , Hina Tabassum

This paper provides a stochastic geometry framework to perform the coverage and rate analysis of a typical user in co-existing VLC and RF networks covering a large indoor area. The developed framework can be customized to capture the…

Information Theory · Computer Science 2017-10-04 Hina Tabassum , Ekram Hossain

In this paper, the theoretical sustainable capacity of wireless networks with radio frequency (RF) energy harvesting is analytically studied. Specifically, we consider a large scale wireless network where base stations (BSs) and low power…

Networking and Internet Architecture · Computer Science 2018-06-05 Ziru Chen , Zhao Chen , Lin X. Cai , Yu Cheng , Ruoting Gong

In wireless networks assisted by intelligent reflecting surfaces (IRSs), jointly modeling the signal received over the direct and indirect (reflected) paths is a difficult problem. In this work, we show that the network geometry (locations…

Information Theory · Computer Science 2024-05-27 Konpal Shaukat Ali , Martin Haenggi , Arafat Al-Dweik , Marwa Chafii

Intelligent reflecting surface (IRS) has emerged as a promising technique to enhance wireless communication performance cost effectively. The existing literature has mainly considered IRS being deployed near user terminals to improve their…

Information Theory · Computer Science 2022-05-27 Yuwei Huang , Weidong Mei , Rui Zhang

This paper evaluates the geometrically averaged performance of a wireless communication network assisted by a multitude of distributed reconfigurable intelligent surfaces (RISs), where the RIS locations are randomly dropped obeying a…

Information Theory · Computer Science 2024-09-18 Jindan Xu , Wei Xu , Chau Yuen

In this paper, we analyze and optimize the energy efficiency of downlink cellular networks. With the aid of tools from stochastic geometry, we introduce a new closed-form analytical expression of the potential spectral efficiency…

Information Theory · Computer Science 2018-01-24 Marco Di Renzo , Alessio Zappone , Thanh Tu Lam , Merouane Debbah
‹ Prev 1 2 3 10 Next ›