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In mobile edge computing (MEC) systems, the wireless channel condition is a critical factor affecting both the communication power consumption and computation rate of the offloading tasks. This paper exploits the idea of cooperative…

Information Theory · Computer Science 2024-03-25 Zhenrong Liu , Zongze Li , Yi Gong , Yik-Chung Wu

In this paper, we propose a simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) empowered transmission scheme for symbiotic radio (SR) systems to make more flexibility for network deployment and enhance…

Information Theory · Computer Science 2023-04-21 Chao Zhou , Bin Lyu , Youhong Feng , Dinh Thai Hoang

Simultaneous Transmitting and Reflecting Reconfigurable Intelligent Surfaces (STAR-RISs) are being explored for sixth-generation (6G) wireless networks. A promising configuration for their deployment is within cell-free massive…

Information Theory · Computer Science 2025-10-10 Jun Qian , Ross Murch , Khaled B. Letaief

Mobile edge computing (MEC) is envisioned as a promising technique to support computation-intensive and timecritical applications in future Internet of Things (IoT) era. However, the uplink transmission performance will be highly impacted…

Signal Processing · Electrical Eng. & Systems 2022-05-05 Yizhen Yang , Yi Gong , Yik-Chung Wu

We explore the potential of a simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) to enhance the performance of wireless surveillance systems. The STAR-RIS is deployed between a full-duplex (FD)…

Information Theory · Computer Science 2024-02-05 Fatemeh Jafarian , Mehrdad Ardebilipour , Mohammadali Mohammadi , Michail Matthaiou

This paper investigates the design of integrated sensing and communication (ISAC) systems assisted by simultaneously transmitting and reflecting reconfigurable intelligent surfaces (STAR-RISs), which act as multi-functional programmable…

Signal Processing · Electrical Eng. & Systems 2026-02-19 Ziming Liu , Tao Chen , Giacinto Gelli , Vincenzo Galdi , Francesco Verde

Wireless charging coupled with computation offloading in edge networks offers a promising solution for realizing power-hungry and computation intensive applications on user devices. We consider a mutil-access edge computing (MEC) system…

Signal Processing · Electrical Eng. & Systems 2020-09-02 Rafia Malik , Mai Vu

This work studies the effectiveness of a novel simultaneous transmission and reflection reconfigurable intelligent surface (STAR-RIS) aided Full-Duplex (FD) communication system. We aim to maximize the energy efficiency by jointly…

Signal Processing · Electrical Eng. & Systems 2022-04-18 Pengxin Guan , Yiru Wang , Hongkang Yu , Yuping Zhao

Coverage and capacity are the important metrics for performance evaluation in wireless networks, while the coverage and capacity have several conflicting relationships, e.g. high transmit power contributes to large coverage but high…

Information Theory · Computer Science 2022-04-14 Xinyu Gao , Wenqiang Yi , Alexandros Agapitos , Hao Wang , Yuanwei Liu

Reconfigurable intelligent surface (RIS) is a promising technology for future wireless communication systems. However, the conventional RIS can only reflect the incident signal. Hence, it provides a limited coverage, as compared to a…

Signal Processing · Electrical Eng. & Systems 2025-04-29 Sadaf Syed , Wolfgang Utschick , Michael Joham

An intelligent reflecting surface (IRS) is invoked for enhancing the energy harvesting performance of a simultaneous wireless information and power transfer (SWIPT) aided system. Specifically, an IRS-assisted SWIPT system is considered,…

Signal Processing · Electrical Eng. & Systems 2020-02-19 Cunhua Pan , Hong Ren , Kezhi Wang , Maged Elkashlan , Arumugam Nallanathan , Jiangzhou Wang , Lajos Hanzo

This work demonstrates the effectiveness of a novel simultaneous transmission and reflection reconfigurable intelligent surface (STAR-RIS) in Full-Duplex (FD) aided communication system. The objective is to minimize the total transmit power…

Signal Processing · Electrical Eng. & Systems 2022-03-15 Yiru Wang , Pengxin Guan , Hongkang Yu , Yuping Zhao

Integrated sensing and communication (ISAC) has become a promising technology for future communication system. In this paper, we consider a millimeter wave system over high mobility scenario, and propose a novel simultaneous transmission…

Signal Processing · Electrical Eng. & Systems 2024-03-19 Muye Li , Shun Zhang , Yao Ge , Zan Li , Feifei Gao , Pingzhi Fan

A simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) aided integrated sensing, computing, and communication (ISCC) Internet of Robotic Things (IoRT) framework is proposed. Specifically, the full-duplex…

Signal Processing · Electrical Eng. & Systems 2024-12-03 Haochen Li , Xidong Mu , Yuanwei Liu , Yue Chen , Pan Zhiwen

The merge of mobile edge computing (MEC) and millimeter-wave (mmWave) communications will hopefully enable the fast access for computational resources, where these two technologies can benefit from each other's potentials. However, the high…

Signal Processing · Electrical Eng. & Systems 2025-03-13 Yashuai Cao , Tiejun Lv

The joint communications and sensing (JCAS) paradigm is envisioned as a core capability of sixth-generation (6G) wireless networks, enabling the integration of data communication and environmental sensing within a unified system. By reusing…

Signal Processing · Electrical Eng. & Systems 2026-02-11 Wali Ullah Khan , Chandan Kumar Sheemar , Syed Tariq Shah , Manzoor Ahmed , Symeon Chatzinotas

A novel movable-element simultaneously transmitting and reflecting surface (ME-STARS)-assisted near-field wideband communication framework is proposed. In particular, the position of each STARS element can be adjusted to combat the…

Signal Processing · Electrical Eng. & Systems 2025-05-27 Guangyu Zhu , Xidong Mu , Li Guo , Ao Huang , Shibiao Xu

The advent of Reconfigurable Intelligent Surfaces (RISs) in wireless communication networks unlocks the way to support high frequency radio access (e.g. in millimeter wave) while overcoming their sensitivity to the presence of deep fading…

Information Theory · Computer Science 2022-05-31 Fatima Ezzahra Airod , Mattia Merluzzi , Paolo Di Lorenzo , Emilio Calvanese Strinati

Although multi-access edge computing (MEC) has allowed for computation offloading at the network edge, weak wireless signals in the radio access network caused by obstacles and high network load are still preventing efficient edge…

Signal Processing · Electrical Eng. & Systems 2023-12-15 Elie El Haber , Mohamed Elhattab , Chadi Assi , Sanaa Sharafeddine , Kim Khoa Nguyen

The adoption of reconfigurable intelligent surface (RIS) in wireless networks can enhance the spectrum- and energy-efficiency by controlling the propagation environment. Although the RIS does not consume any transmit power, the circuit…

Information Theory · Computer Science 2020-05-05 Siyuan Sun , Min Fu , Yuanming Shi , Yong Zhou