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Related papers: Energy Harvesting Two-Hop Communication Networks

200 papers

In this paper, we investigate a communication system comprised of an energy harvesting (EH) source which harvests radio frequency (RF) energy from an out-of-band full-duplex relay node and exploits this energy to transmit data to a…

Information Theory · Computer Science 2016-09-20 Nikola Zlatanov , Derrick Wing Kwan Ng , Robert Schober

In this work, we employ multiple energy harvesting relays to assist information transmission from a multi-antenna hybrid access point (HAP) to a receiver. All the relays are wirelessly powered by the HAP in the power-splitting (PS)…

Information Theory · Computer Science 2020-01-29 Shimin Gong , Yuze Zou , Dinh Thai Hoang , Jing Xu , Wenqing Cheng , Dusit Niyato

We consider an energy harvesting (EH) multi-antenna relay based cooperative cognitive radio network (CCRN), and investigate its outage and throughput performance with the peak-interference type of power control for both time-switching (TS)…

Information Theory · Computer Science 2020-09-22 Komal Janghel , Shankar Prakriya

This paper considers a multiple-input multiple-output (MIMO) relay system with an energy harvesting relay node. All nodes are equipped with multiple antennas, and the relay node depends on the harvested energy from the received signal to…

Information Theory · Computer Science 2017-03-31 Jialing Liao , Muhammad R. A. Khandaker , Kai-Kit Wong

This letter studies a wireless-powered amplify-and-forward relaying system, where an energy-constrained relay node assists the information transmission from the source to the destination using the energy harvested from the source. We…

Information Theory · Computer Science 2014-11-13 Yong Zeng , Rui Zhang

Energy harvesting has been developed as an effective technology for communication systems in order to extend the lifetime of these systems. In this work, we consider a singleuser energy harvesting wireless communication system, in which…

Information Theory · Computer Science 2016-01-25 Milad Rezaee , Mahtab Mirmohseni , Mohammad Reza Aref

We study the problem of joint information and energy transfer in a binary two-hop channel with an energy harvesting relay. We consider a finite battery size at the relay and energy loss in transmitting energy. In other words, to be able to…

Information Theory · Computer Science 2021-09-29 Ali H. Abdollahi Bafghi , Mahtab Mirmohseni , Mohammad Reza Aref

Energy Harvesting (EH) is a novel technique to prolong the lifetime of the wireless networks such as wireless sensor networks or Ad-Hoc networks, by providing an unlimited source of energy for their nodes. In this sense, it has emerged as a…

Information Theory · Computer Science 2021-04-07 Mahmood Mohassel Feghhi , Aliazam Abbasfar , Mahtab Mirmohseni

In this paper, short-term throughput optimal power allocation policies are derived for an energy harvesting transmitter with energy storage losses. In particular, the energy harvesting transmitter is equipped with a battery that loses a…

Information Theory · Computer Science 2015-03-20 Kaya Tutuncuoglu , Aylin Yener

In this paper, we study wireless networks where nodes have two energy sources, namely a battery and radio frequency (RF) energy harvesting circuitry. We formulate two optimization problems with different objective functions, namely…

Information Theory · Computer Science 2017-10-03 Mohamed A. Abd-Elmagid , Tamer ElBatt , Karim G. Seddik

Through simultaneous energy and information transfer, radio frequency (RF) energy harvesting (EH) reduces the energy consumption of the wireless networks. It also provides a new approach for the wireless devices to share each other's energy…

Information Theory · Computer Science 2014-10-01 Xueqing Huang , Nirwan Ansari

The simultaneous wireless transfer of information and power with the help of a relay equipped with multiple antennas is considered in this letter, where a harvest-and-forward strategy is proposed. In particular, the relay harvests energy…

Information Theory · Computer Science 2015-06-23 Zheng Zhou , Mugen Peng , Zhongyuan Zhao , Yong Li

In this paper, we consider a wireless powered multi-relay network in which a multi-antenna hybrid access point underlaying a cellular system transmits information to distant receivers. Multiple relays capable of energy harvesting are…

Information Theory · Computer Science 2018-10-23 Jing Xu , Yuze Zou , Shimin Gong , Lin Gao , Dusit Niyato , Wenqing Cheng

In energy harvesting communications, users transmit messages using energy harvested from nature during the course of communication. With an optimum transmit policy, the performance of the system depends only on the energy arrival profiles.…

Information Theory · Computer Science 2016-11-15 Berk Gurakan , Omur Ozel , Jing Yang , Sennur Ulukus

We study the problem of joint information and energy transfer in a two-hop channel with a Radio frequency (RF) energy harvesting relay. We consider a finite battery size at the relay and deterministic energy loss in transmitting energy. In…

Information Theory · Computer Science 2017-04-14 Ali H. Abdollahi Bafghi , Mahtab Mirmohseni , Mohammad Reza Aref

Communication over a broadband fading channel powered by an energy harvesting transmitter is studied. Assuming non-causal knowledge of energy/data arrivals and channel gains, optimal transmission schemes are identified by taking into…

Information Theory · Computer Science 2016-11-15 Oner Orhan , Deniz Gunduz , Elza Erkip

The optimum off-line energy management scheme for multi-user multi-relay networks employing energy harvesting and wireless energy transfer is studied. Specifically, the users are capable of harvesting and transferring energy to each other…

Information Theory · Computer Science 2016-09-28 Nan Qi , Ming Xiao , Theodoros A. Tsiftsis , Mikael Skoglund , Huisheng Zhang

This paper investigates the simultaneous wireless information and power transfer (SWIPT) for two-hop orthogonal frequency division multiplexing (OFDM) decode-and-forward (DF) relay communication system, where a relay harvests energy from…

Information Theory · Computer Science 2014-07-10 Xiaofei Di , Ke Xiong , Zhengding Qiu

Practical energy harvesting (EH) based communication systems typically use a battery to temporarily store the harvested energy prior to its use for communication. The batteries can be damaged when they are repeatedly charged (discharged)…

Information Theory · Computer Science 2018-12-19 Rajshekhar Vishweshwar Bhat , Mehul Motani , Chandra R Murthy , Rahul Vaze

Motivated by damage due to heating in sensor operation, we consider the throughput optimal offline data scheduling problem in an energy harvesting transmitter such that the resulting temperature increase remains below a critical level. We…

Information Theory · Computer Science 2016-11-18 Omur Ozel , Sennur Ulukus , Pulkit Grover