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The problem of finding decentralized transmission policies in a wireless communication network with energy harvesting constraints is formulated and solved using the decentralized Markov decision process framework. The proposed policy…

Information Theory · Computer Science 2017-02-14 Alessandro Biason , Subhrakanti Dey , Michele Zorzi

We pose a novel cellular network planning problem, considering the use of renewable energy sources and a fundamentally new concept of energy balancing, and propose a novel algorithm to solve it. In terms of the network capital and…

Emerging Technologies · Computer Science 2013-07-09 Meng Zheng , Przemysław Pawełczak , Sławomir Stańczak , Haibin Yu

We consider wireless-powered amplify-and-forward and decode-and-forward relaying in cooperative communications, where an energy constrained relay node first harvests energy through the received radio-frequency signal from the source and…

Information Theory · Computer Science 2016-11-18 Ali Arshad Nasir , Xiangyun Zhou , Salman Durrani , Rodney A. Kennedy

We propose a new energy harvesting strategy that uses a dedicated energy source (ES) to optimally replenish energy for radio frequency (RF) energy harvesting powered Internet of Things. Specifically, we develop a two-step dual tunnel energy…

Signal Processing · Electrical Eng. & Systems 2020-02-24 Yu Luo , Lina Pu , Yanxiao Zhao , Guodong Wang , Min Song

In this paper, we investigate resource allocation strategies for a point-to-point wireless communications system with hybrid energy sources consisting of an energy harvester and a conventional energy source. In particular, as an incentive…

Information Theory · Computer Science 2014-04-07 Xin Kang , Yeow-Khiang Chia , Chin Keong Ho , Sumei Sun

We consider the wireless powered communications where users harvest energy from non-dedicated sources. The user follows a harvest-then-transmit protocol: in first phase of a slot time the source node harvests energy from a nearby…

Networking and Internet Architecture · Computer Science 2017-01-26 Hongxing Xia , Yongzhao Li , Hailin Zhang

One of the main issues in the design of sensor networks is energy efficient communication of time-critical data. Energy wastage can be caused by failed packet transmission attempts at each node due to channel dynamics and interference.…

Networking and Internet Architecture · Computer Science 2011-05-24 Rahul Srivastava , Can Emre Koksal

Wireless energy harvesting (WEH) provides an exciting way to supply energy for relay nodes to forward information for the source-destination pairs. In this paper, we investigate the problem on how the relay node dynamically adjusts the…

Information Theory · Computer Science 2016-11-15 Lansheng Hu , Chao Zhang , Zhiguo Ding

This paper investigates a multi-band harvesting (EH) schemes under cognitive radio interweave framework. All secondary users are considered as EH nodes that are allowed to harvest energy from multiple bands of Radio Frequency (RF) sources.…

Networking and Internet Architecture · Computer Science 2018-04-11 Ahmad Alsharoa , Nathan M Neihart , Sang W Kim , Ahmed E Kamal

Energy harvesting sensor nodes are gaining popularity due to their ability to improve the network life time and are becoming a preferred choice supporting 'green communication'. In this paper we focus on communicating reliably over an AWGN…

Information Theory · Computer Science 2012-12-14 Rajesh Ramachandran , Vinod Sharma , Pramod Viswanath

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

For Industrial Wireless Sensor Networks, it is essential to reliably sense and deliver the environmental data on time to avoid system malfunction. While energy harvesting is a promising technique to extend the lifetime of sensor nodes, it…

Networking and Internet Architecture · Computer Science 2016-05-12 Lei Lei , Yiru Kuang , Xuemin , Shen , Kan Yang , Jian Qiao , Zhangdui Zhong

We consider a three-node decode-and-forward (DF) half-duplex relaying system, where the source first harvests RF energy from the relay, and then uses this energy to transmit information to the destination via the relay. We assume that the…

Information Theory · Computer Science 2016-01-19 Zoran Hadzi-Velkov , Nikola Zlatanov , Trung Q. Duong , Robert Schober

The stringent requirements of a 1,000 times increase in data traffic and one millisecond round trip latency have made limiting the potentially tremendous ensuing energy consumption one of the most challenging problems for the design of the…

Information Theory · Computer Science 2017-04-12 Qingqing Wu , Geoffrey Ye Li , Wen Chen , Derrick Wing Kwan Ng , Robert Schober

This paper investigates an unmanned aerial vehicle (UAV)-enabled wireless communication system with energy harvesting, where the UAV transfers energy to the users in half duplex or full duplex, and the users harvest energy for data…

Signal Processing · Electrical Eng. & Systems 2019-12-25 Zhaohui Yang , Wei Xu , Mohammad Shikh-Bahaei

Recognising the limitations of various existing channel-estimation schemes for energy beamforming, we propose an energy-preserving indirect feedback-based approach for finding the optimal beamforming vector. Upon elaborating on the key…

Signal Processing · Electrical Eng. & Systems 2023-07-25 Siddhartha Sarma , Rahul Shrestha , Rohit B. Chaurasiya

Energy-harvesting and wireless power transfer in cooperative relaying networks have recently attracted a considerable amount of research attention. Most of the existing work on this topic however focuses on Rayleigh fading channels which…

Signal Processing · Electrical Eng. & Systems 2018-06-26 Khaled M. Rabie , Bamidele Adebisi , Mohamed-Slim Alouini

It has been shown that using appropriate channel coding schemes in wireless environments, transmission energy can be significantly reduced by controlling the packet transmission rate. This paper seeks optimal solutions for downlink…

Optimization and Control · Mathematics 2016-11-17 Lei Miao , Jianfeng Mao , Christos G. Cassandras

In this paper, the design of a wireless communication device relying exclusively on energy harvesting is considered. Due to the inability of rechargeable energy sources to charge and discharge at the same time, a constraint we term the…

Information Theory · Computer Science 2013-02-07 Shixin Luo , Rui Zhang , Teng Joon Lim

We consider the problem of maximizing the harvested power in Multiple Input Multiple Output (MIMO) Simultaneous Wireless Information and Power Transfer (SWIPT) systems with power splitting reception. Different from recently proposed…

Information Theory · Computer Science 2018-05-03 Deepak Mishra , George C. Alexandropoulos
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