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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…

信息论 · 计算机科学 2014-07-10 Xiaofei Di , Ke Xiong , Zhengding Qiu

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

In this paper, we investigate the power efficient resource allocation algorithm design for secure multiuser wireless communication systems employing a full-duplex (FD) base station (BS) for serving multiple half-duplex (HD) downlink (DL)…

信息论 · 计算机科学 2015-09-07 Yan Sun , Derrick Wing Kwan Ng , Jun Zhu , Robert Schober

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…

信息论 · 计算机科学 2017-10-03 Mohamed A. Abd-Elmagid , Tamer ElBatt , Karim G. Seddik

In this paper, we study the resource allocation algorithm design for multiuser orthogonal frequency division multiplexing (OFDM) downlink systems with simultaneous wireless information and power transfer. The algorithm design is formulated…

信息论 · 计算机科学 2016-11-17 Derrick Wing Kwan Ng , Ernest S. Lo , Robert Schober

This paper considers a two-hop network consisting of a source, two parallel half-duplex relay nodes, and two destinations. While the destinations have an adequate power supply, the source and relay nodes rely on harvested energy for data…

信号处理 · 电气工程与系统科学 2018-03-06 Sharief Abdel-Razeq , Ming Zhao , Shengli Zhou , Zhengdao Wang

This paper focuses on the design of an optimal resource allocation scheme to maximize the energy efficiency (EE) in a simultaneous wireless information and power transfer (SWIPT) enabled two-way decode-and-forward (DF) relay network under a…

信息论 · 计算机科学 2019-03-20 Liqin Shi , Yinghui Ye , Rose Qingyang Hu , Hailin Zhang

In this paper, we investigate the resource allocation algorithm design for full-duplex simultaneous wireless information and power transfer (FD-SWIPT) systems. The considered system comprises a FD radio base station, multiple single-antenna…

信息论 · 计算机科学 2016-11-17 Shiyang Leng , Derrick Wing Kwan Ng , Nikola Zlatanov , Robert Schober

In this paper, we consider a multi-hop energy harvesting (EH) communication system in a full-duplex mode, where arrival data and harvested energy curves in the source and the relays are modeled as general functions. This model includes the…

信息论 · 计算机科学 2017-01-02 Milad Rezaee , Mahtab Mirmohseni , Vaneet Aggarwal , Mohammad Reza Aref

In Part II of this two-part paper, a sum-rate-maximizing power allocation with minimum power consumption is found for multiple-input multiple-output (MIMO) decode-and-forward (DF) two-way relaying (TWR) in a network optimization scenario.…

信息论 · 计算机科学 2015-06-12 Jie Gao , Sergiy A. Vorobyov , Hai Jiang , Jianshu Zhang , Martin Haardt

This paper considers the power allocation of a single-link wireless communication with joint energy harvesting and grid power supply. We formulate the problem as minimizing the grid power consumption with random energy and data arrival, and…

信息论 · 计算机科学 2013-03-18 Jie Gong , Sheng Zhou , Zhisheng Niu

In this paper, a two-hop communication system with energy harvesting nodes is considered. Unlike battery powered wireless nodes, both the source and the relay are able to harvest energy from environment during communication, therefore, both…

信息论 · 计算机科学 2012-03-01 Oner Orhan , Elza Erkip

In this paper, we address the optimization of wavelength resource allocation in multi-user WDM Visible Light Communication (VLC) systems. A Mixed Integer Linear Programming (MILP) model that maximizes the sum of…

信号处理 · 电气工程与系统科学 2019-04-10 Sarah O. M. Saeed , Sanaa Hamid Mohamed , Osama Zwaid Alsulami , Mohammed T. Alresheedi , Jaafar M. H. Elmirghani

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…

信息论 · 计算机科学 2014-07-09 Xueqing Huang , Nirwan Ansari

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…

信息论 · 计算机科学 2014-10-01 Xueqing Huang , Nirwan Ansari

Due to the fundamental tradeoffs, achieving spectrum efficiency and energy efficiency are two contending design challenges for the future wireless networks. However, applying radio-frequency (RF) energy harvesting (EH) in a cognitive radio…

信息论 · 计算机科学 2016-11-17 Valentin Rakovic , Daniel Denkovski , Zoran Hadzi-Velkov , Liljana Gavrilovska

The abundant optical spectrum is a promising part of the electromagnetic spectrum for 6G communication systems. The visible light spectrum which is a part of the optical spectrum, can be used to provide communication and illumination…

信号处理 · 电气工程与系统科学 2020-08-06 Osama Zwaid Alsulami , T. E. H. El-Gorashi , Jaafar M. H. Elmirghani

This paper studies a green paradigm for the underlay coexistence of primary users (PUs) and secondary users (SUs) in energy harvesting cognitive radio networks (EH-CRNs), wherein battery-free SUs capture both the spectrum and the energy of…

信息论 · 计算机科学 2017-03-09 Chi Xu , Meng Zheng , Wei Liang , Haibin Yu , Ying-Chang Liang

This paper considers the allocation of time slots in a frame, as well as power and rate to multiple receivers on an energy harvesting downlink. Energy arrival times that will occur within the frame are known at the beginning of the frame.…

网络与互联网体系结构 · 计算机科学 2015-03-20 Neyre Tekbiyik , Tolga Girici , Elif Uysal-Biyikoglu , Kemal Leblebicioglu

In this paper, we investigate power efficient resource allocation algorithm design for multiuser wireless communication systems employing a full-duplex (FD) radio base station for serving multiple half-duplex (HD) downlink and uplink users…

信息论 · 计算机科学 2016-11-17 Yan Sun , Derrick Wing Kwan Ng , Robert Schober