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相关论文: Secure Beamforming in Full-Duplex SWIPT Systems Wi…

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In-band full-duplex (IBFD) operation has emerged as an attractive solution for increasing the throughput of wireless communication systems and networks. With IBFD, a wireless terminal is allowed to transmit and receive simultaneously in the…

Considering a multiple-user multiple-input multiple-output (MIMO) channel with an eavesdropper, this letter develops a beamformer design to optimize the energy efficiency in terms of secrecy bits per Joule under secrecy quality-of-service…

信息论 · 计算机科学 2017-01-19 Nguyen T. Nghia , Hoang D. Tuan , Trung Q. Duong , H. Vincent Poor

The feasibility of physical-layer-based security approaches for wireless communications in the presence of one or more eavesdroppers is hampered by channel conditions. In this paper, cooperation is investigated as an approach to overcome…

信息论 · 计算机科学 2008-09-30 Lun Dong , Zhu Han , Athina P. Petropulu , H. Vincent Poor

One of the promising technologies for LTE Evolution is full-duplex radio, an innovation is expected to double the spectral efficiency. To realize full-duplex in practice, the main challenge is overcoming self-interference, and to do so,…

信息论 · 计算机科学 2017-02-16 Min Soo Sim , MinKeun Chung , Dongkyu Kim , Jaehoon Chung , Dong Ku Kim , Chan-Byoung Chae

In this paper we consider the robust secure beamformer design for MISO wiretap channels. Assume that the eavesdroppers' channels are only partially available at the transmitter, we seek to maximize the secrecy rate under the transmit power…

信息论 · 计算机科学 2013-10-29 Shuai Ma , Mingyi Hong , Enbin Song , Xiangfeng Wang , Dechun Sun

The propagation loss of RF signals is a significant issue in simultaneous wireless information and power transfer (SWIPT) systems. Additionally, ensuring information security is crucial due to the broadcasting nature of wireless channels.…

信息论 · 计算机科学 2024-10-18 Xingxiang Peng , Peiran Wu , Junhui Zhao , Minghua Xia

This paper studies a multi-hop decode-and-forward (DF) simultaneous wireless information and power transfer (SWIPT) system where a source sends data to a destination with the aid of multi-hop relays which do not depend on an external energy…

信息论 · 计算机科学 2019-08-28 Derek Kwaku Pobi Asiedu , Hoon Lee , Kyoung-Jae Lee

Simultaneous wireless information and power transfer (SWIPT) is anticipated to have great applications in fifth-generation (5G) and beyond communication systems. In this paper, we address the energy efficiency (EE) optimization problem for…

信息论 · 计算机科学 2017-10-24 Jie Tang , Daniel K. C. So , Arman Shojaeifard , Kai-Kit Wong

A new method for capacity and spectral efficiency increases is a full-duplex (FD) communication, where sending and receiving are done simultaneously. Hence, severe interference leaked from the transmitter to the receiver, which can disrupt…

信息论 · 计算机科学 2023-05-23 Mohammad Lari

This paper investigates wireless information and power transfer in a full-duplex MIMO relay channel where the self-sustained relay harvests energy from both source transmit signal and self-interference signal to decode and forward source…

信号处理 · 电气工程与系统科学 2019-01-31 Rafia Malik , Mai Vu

This paper studies a secrecy integrated sensing and communication (ISAC) system, in which a multi-antenna base station (BS) aims to send confidential messages to a single-antenna communication user (CU), and at the same time sense several…

信息论 · 计算机科学 2021-10-26 Zixiang Ren , Ling Qiu , Jie Xu

The secure transmission of the simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) aided communication system is investigated. Considering the coupled phase shifts of STAR-RISs and the fair secrecy…

信息论 · 计算机科学 2022-08-23 Zheng Zhang , Zhaolin Wang , Yuanwei Liu , Bingtao He , Lu Lv , Jian Chen

In this paper, collaborative use of relays to form a beamforming system and provide physical-layer security is investigated. In particular, decode-and-forward (DF) and amplify-and-forward (AF) relay beamforming designs under total and…

信息论 · 计算机科学 2010-06-24 Junwei Zhang , Mustafa Cenk Gursoy

Full duplex (FD) communications, which increases spectral efficiency through simultaneous transmission and reception on the same frequency band, is a promising technology to meet the demand of next generation wireless networks. In this…

网络与互联网体系结构 · 计算机科学 2017-02-06 Sanjay Goyal , Pei Liu , Shivendra Panwar

This paper studies the secure beamforming design in a multiple-antenna three-node system where two source nodes exchange messages with the help of an untrusted relay node. The relay acts as both an essential signal forwarder and a potential…

信息论 · 计算机科学 2015-06-18 Jianhua Mo , Meixia Tao , Yuan Liu , Rui Wang

The recent developments in self-interference (SI) cancellation techniques have led to the practical realization of full-duplex (FD) radios that can perform simultaneous transmission and reception. FD technology is attractive for various…

网络与互联网体系结构 · 计算机科学 2018-06-06 M. Omar Al-Kadri , Adnan Aijaz , Arumugam Nallanathan

In this article, we study the joint communication and sensing (JCAS) paradigm in the context of millimeter-wave (mm-wave) mobile communication networks. We specifically address the JCAS challenges stemming from the full-duplex operation and…

This paper investigates physical layer security (PLS) in a movable antenna (MA)-assisted full-duplex (FD) system. In this system, an FD base station (BS) with multiple MAs for transmission and reception provides services for an uplink (UL)…

信息论 · 计算机科学 2025-03-18 Jingze Ding , Zijian Zhou , Chenbo Wang , Wenyao Li , Lifeng Lin , Bingli Jiao

In-band full duplex wireless is of utmost interest to future wireless communication and networking due to great potentials of spectrum efficiency. IBFD wireless, however, is throttled by its key challenge, namely self-interference.…

网络与互联网体系结构 · 计算机科学 2018-11-06 Hanqing Guo , Nan Zhang , Saeed AlQarni , Shaoen Wu

In this work, we propose the design of modulation schemes that improve the rate-energy region of fluid antenna-assisted simultaneous wireless information and power transfer (SWIPT) systems. By considering the nonlinear characteristics of…

信号处理 · 电气工程与系统科学 2025-09-10 Ahsan Mehmood , Ioannis Krikidis , Ghassan M. Kraidy