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In this paper, we study the rate-power region of a simultaneous wireless information and power transfer (SWIPT) system where a transmitter (TX) broadcasts a common signal to an information receiver (IR) and an energy harvester (EH). Since…

Information Theory · Computer Science 2019-11-05 Nikita Shanin , Laura Cottatellucci , Robert Schober

Nonlinear energy harvesters (EH) behave differently depending on the range of their input power. In the literature, different models have been proposed mainly for relatively small and large input power regimes of an EH. Due to the…

Information Theory · Computer Science 2019-09-02 Morteza Varasteh , Jakob Hoydis , Bruno Clerckx

Simultaneous wireless information and power transfer (SWIPT) is a promising solution for enabling long-life, and self-sustainable wireless networks. In this thesis, we propose a practical non-linear energy harvesting (EH) model and design a…

Information Theory · Computer Science 2016-02-03 Elena Boshkovska

We study the beamforming design for multiuser systems with simultaneous wireless information and power transfer (SWIPT). Employing a practical non-linear energy harvesting (EH) model, the design is formulated as a non-convex optimization…

Information Theory · Computer Science 2017-05-16 Elena Boshkovska , Xiaoming Chen , Linglong Dai , Derrick Wing Kwan Ng , Robert Schober

We study information-theoretic limits for simultaneous wireless information and power transfer (SWIPT) systems employing nonlinear radio frequency (RF) energy harvesting (EH) receivers (Rxs). In particular, we consider a SWIPT system with…

Information Theory · Computer Science 2019-12-03 Rania Morsi , Vahid Jamali , Amelie Hagelauer , Derrick Wing Kwan Ng , Robert Schober

In this paper, we design a resource allocation algorithm for multiuser simultaneous wireless information and power transfer systems for a realistic non-linear energy harvesting (EH) model. In particular, the algorithm design is formulated…

Information Theory · Computer Science 2016-11-15 Elena Boshkovska , Rania Morsi , Derrick Wing Kwan Ng , Robert Schober

In this paper, we study information-theoretic limits for simultaneous wireless information and power transfer (SWIPT) systems employing a practical nonlinear radio frequency (RF) energy harvesting (EH) receiver. In particular, we consider a…

Information Theory · Computer Science 2017-11-06 Rania Morsi , Vahid Jamali , Derrick Wing Kwan Ng , Robert Schober

In this paper, we study THz simultaneous wireless information and power transfer (SWIPT) systems. Since coherent information detection is challenging at THz frequencies and Schottky diodes may not be efficient for THz energy harvesting (EH)…

Information Theory · Computer Science 2024-07-26 Nikita Shanin , Simone Clochiatti , Kenneth M. Mayer , Laura Cottatellucci , Nils Weimann , Robert Schober

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

We study the joint transmit (Tx) power allocation and receive (Rx) power splitting for simultaneous wireless information and power transfer (SWIPT). Considering the practical scenario of nonlinear energy harvesting (EH), we adopt the…

Information Theory · Computer Science 2018-04-03 Jae-Mo Kang , Il-Min Kim , Dong In Kim

The end-to-end learning of Simultaneous Wireless Information and Power Transfer (SWIPT) over a noisy channel is studied. Adopting a nonlinear model for the energy harvester (EH) at the receiver, a joint optimization of the transmitter and…

Information Theory · Computer Science 2018-10-30 Morteza Varasteh , Enrico Piovano , Bruno Clerckx

Over the last decade, simultaneous wireless information and power transfer (SWIPT) has become a practical and promising solution for connecting and recharging battery-limited devices, thanks to significant advances in low-power electronics…

Information Theory · Computer Science 2021-10-15 Zhiqiang Wei , Xianghao Yu , Derrick Wing Kwan Ng , Robert Schober

In this paper, we study multiple-input multiple-output (MIMO) wireless power transfer (WPT) systems, where the energy harvester (EH) node is equipped with multiple nonlinear rectennas. We characterize the optimal transmit strategy by the…

Information Theory · Computer Science 2021-04-20 Nikita Shanin , Laura Cottatellucci , Robert Schober

In this letter, we propose a practical non-linear energy harvesting model and design a resource allocation algorithm for simultaneous wireless information and power transfer (SWIPT) systems. The algorithm design is formulated as a…

Information Theory · Computer Science 2016-11-17 Elena Boshkovska , Derrick Wing Kwan Ng , Nikola Zlatanov , Robert Schober

We build a realistic Simultaneous Wireless Information and Power Transfer (SWIPT) prototype and experimentally analyse the harvested energy and throughput trade-off. Both time-switching and power splitting receiver architectures are…

Information Theory · Computer Science 2019-08-23 Junghoon Kim , Bruno Clerckx , Paul D. Mitcheson

We consider a class of wireless powered devices employing Hybrid Automatic Repeat reQuest (HARQ) to ensure reliable end-to-end communications over a two-state time-varying channel. A receiver, with no power source, relies on the energy…

Networking and Internet Architecture · Computer Science 2019-02-13 Mehdi Salehi Heydar Abad , Ozgur Ercetin , Mohamed Nafie , Tamer Elbatt

We optimize resource allocation to enable communication security in simultaneous wireless information and power transfer (SWIPT) for internet-of-things (IoT) networks. The resource allocation algorithm design is formulated as a non-convex…

Information Theory · Computer Science 2017-01-30 Elena Boshkovska , Nikola Zlatanov , Linglong Dai , Derrick Wing Kwan Ng , Robert Schober

This paper investigates resource allocation for simultaneous wireless information and power transfer (SWIPT) downlink systems based on a non-linear energy harvesting model. The resource allocation algorithm design is formulated as a…

Information Theory · Computer Science 2016-11-17 Elena Boshkovska , Alexander Koelpin , Derrick Wing Kwan Ng , Nikola Zlatanov , Robert Schober

In this paper, we study multi-user multi-antenna wireless power transfer (WPT) systems, where each antenna at the energy harvesting (EH) nodes is connected to a dedicated non-linear rectifier. We propose an optimal transmit strategy which…

Information Theory · Computer Science 2021-05-12 Nikita Shanin , Laura Cottatellucci , Robert Schober

We study the dynamic power splitting for simultaneous wireless information and power transfer (SWIPT) in the ergodic fading channel. Considering the nonlinearity of practical energy harvesting circuits, we adopt the realistic nonlinear…

Information Theory · Computer Science 2018-08-28 Jae-Mo Kang , Chang-Jae Chun , Il-Min Kim , Dong In Kim
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