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Simultaneous wireless information and power transfer (SWIPT) has recently drawn significant interests for its dual use of radio signals to provide wireless data and energy access at the same time. However, a challenging secrecy…

Information Theory · Computer Science 2015-01-30 Hong Xing , Liang Liu , Rui Zhang

We consider the problem of cooperation in distributed wireless networks of selfish and free transmitters aiming at maximizing their energy-efficiency. The strategy of each transmitter consists in choosing his power control (PC) policy. Two…

Computer Science and Game Theory · Computer Science 2012-10-25 Maël Le Treust , Samson Lasaulce , Mérouane Debbah

In this paper, we present a new power allocation scheme for a decode-and-forward (DF) relaying-enhanced cooperative wireless system. While both source and relay nodes may have limited traditional brown power supply or fixed green energy…

Information Theory · Computer Science 2014-07-09 Xueqing Huang , Nirwan Ansari

Wireless powered backscatter communications (WPBC) is capable of implementing ultra-low-power communication, thus promising in the Internet of Things (IoT) networks. In practice, however, it is challenging to apply WPBC in large-scale IoT…

Information Theory · Computer Science 2021-10-07 Erhu Chen , Peiran Wu , Yik-Chung Wu , Minghua Xia

In this paper, we design a robust resource allocation algorithm for a wireless-powered communication network (WPCN) taking into account residual hardware impairments (HWIs) at the transceivers, the imperfectness of the channel state…

Information Theory · Computer Science 2017-09-14 Elena Boshkovska , Derrick Wing Kwan Ng , Linglong Dai , Robert Schober

In this paper, we study a multi-user multiple-input-multiple-output secrecy simultaneous wireless information and power transfer (SWIPT) channel which consists of one transmitter, one cooperative jammer (CJ), multiple energy receivers…

Information Theory · Computer Science 2018-02-02 Zhengyu Zhu , Zheng Chu , Ning Wang , Zhongyong Wang , Inkyu Lee

This paper studies the resource allocation algorithm design for multiuser coordinated multipoint (CoMP) networks with simultaneous wireless information and power transfer (SWIPT). In particular, remote radio heads (RRHs) are connected to a…

Information Theory · Computer Science 2014-07-03 Derrick Wing Kwan Ng , Robert Schober

This paper investigates a wireless powered mobile edge computing (WP-MEC) network with multiple hybrid access points (HAPs) in a dynamic environment, where wireless devices (WDs) harvest energy from radio frequency (RF) signals of HAPs, and…

Networking and Internet Architecture · Computer Science 2024-12-16 Xiaoying Liu , Anping Chen , Kechen Zheng , Kaikai Chi , Bin Yang , Tarik Taleb

In this paper, we study the average throughput performance of energy beamforming in a multi-antenna wireless-powered communication network (WPCN). The considered network consists of one hybrid access-point (AP) with multiple antennas and a…

Information Theory · Computer Science 2016-11-17 Wenzhu Huang , He Chen , Yonghui Li , Branka Vucetic

This paper studies the resource allocation algorithm design for secure information and renewable green energy transfer to mobile receivers in distributed antenna communication systems. In particular, distributed remote radio heads…

Information Theory · Computer Science 2015-05-12 Derrick Wing Kwan Ng , Robert Schober

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

A harvest-use-store power splitting (PS) relaying strategy with distributed beamforming is proposed for wirelesspowered multi-relay cooperative networks in this paper. Different from the conventional battery-free PS relaying strategy,…

Information Theory · Computer Science 2016-11-15 Zheng Zhou , Mugen Peng , Zhongyuan Zhao , Wenbo Wang , Rick S. Blum

We consider a cognitive wireless powered communication network (CWPCN) sharing the spectrum with a primary network who faces security threats from eavesdroppers (EAVs). We propose a new cooperative protocol for the wireless powered…

Signal Processing · Electrical Eng. & Systems 2019-10-02 Ding Xu , Qun Li

This paper studies the use of a multi-attribute auction in a communication system to bring about efficient relaying in a non-cooperative setting. We consider a system where a source seeks to offload data to an access point (AP) while…

Computer Science and Game Theory · Computer Science 2024-10-22 Winston Hurst , Yasamin Mostofi

This paper studies a novel user cooperation model in a wireless powered mobile edge computing system where two wireless users harvest wireless power transferred by one energy node and can offload part of their computation tasks to an edge…

Networking and Internet Architecture · Computer Science 2019-09-05 Binqi He , Suzhi Bi , Hong Xing , Xiaohui Lin

Wireless communication is susceptible to adversarial eavesdropping due to the broadcast nature of the wireless medium. In this paper it is shown how eavesdropping can be alleviated by exploiting the superposition property of the wireless…

Information Theory · Computer Science 2016-11-17 Xiaojun Tang , Ruoheng Liu , Predrag Spasojevic , H. Vincent Poor

Wireless energy harvesting is regarded as a promising energy supply alternative for energy-constrained wireless networks. In this paper, a new wireless energy harvesting protocol is proposed for an underlay cognitive relay network with…

Information Theory · Computer Science 2016-01-12 Yuanwei Liu , S. Ali Mousavifar , Yansha Deng , Cyril Leung , Maged Elkashlan

In this paper, we study wireless networked control systems in which the sensing devices are powered by energy harvesting. We consider a scenario with multiple plants, where the sensors communicate their measurements to their respective…

Optimization and Control · Mathematics 2018-01-31 Miguel Calvo-Fullana , Carles Antón-Haro , Javier Matamoros , Alejandro Ribeiro

In this paper, the performance of a dual-hop energy harvesting-based fixed-gain amplify-and-forward (AF) relaying communication system, subject to fading impairments, is investigated. We consider a source node ($S$) communicating with a…

Future Internet-of-Things (IoT) will connect billions of small computing devices embedded in the environment and support their device-to-device (D2D) communication. Powering this massive number of embedded devices is a key challenge of…

Information Theory · Computer Science 2016-09-20 Kaifeng Han , Kaibin Huang
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