Results 51 to 60 of about 7,690,533 (126)
, 2021 In this paper, we study the transmit power minimization problem with optimal energy beamforming in a multi-antenna wireless powered communication network (WPCN). The considered network consists of one hybrid access point (H-AP) with multiple antennae and
Mario R. Camana +6 more
core +1 more source
IEEE AccessWe consider a wireless powered communication network (WPCN) where several unmanned aerial vehicles (UAVs) serve as energy transmitters and data collectors for low-powered ground devices (GDs). During the downlink phase, UAVs wirelessly transfer energy to
Tabassum Alam Meem +2 more
doaj +1 more source
Wireless Powered Communication Over Inductively Coupled Circuits
, 2021 Wireless powered communication (WPC) is an emerging paradigm where wireless devices are powered over the air while exchanging information with them. This technology is attractive for various wireless applications, including classical radio-frequency ...
Arakawa, Tomohiro
core +1 more source
On optimal policies in full-duplex wireless powered communication networks
, 2016 The optimal resource allocation scheme in a full-duplex Wireless Powered Communication Network (WPCN) composed of one Access Point (AP) and two wireless devices is analyzed and derived.
Mohamed A. Abd-Elmagid +9 more
core +1 more source
Max-Min Throughput Optimization in WPCNs: A Hybrid Active/Passive IRS-Assisted Scheme
IEEE Open Journal of the Communications SocietyThe integration of wireless powered communication network (WPCNs) with intelligent reflecting surface (IRS) technology has emerged as a promising solution for enhancing the energy and spectral efficiency of the network.
Iqra Hameed, Insoo Koo
doaj +1 more source
, 2018 This paper proposes the mesh-topology based wireless-powered communication network (MT-WPCN), which consists of a hybrid-access point (H-AP) and nodes.
조인휘
core +1 more source
Energy Efficiency Optimization for UAV-RIS-Assisted Wireless Powered Communication Networks
DronesIn urban environments, unmanned aerial vehicles (UAVs) can significantly enhance the performance of wireless powered communication networks (WPCNs), enabling reliable communication and efficient energy transfer for urban Internet of Things (IoTs) nodes ...
Xianhao Shen +3 more
doaj +1 more source
Enabling opportunistic energy trading between overlapping energy harvesting wireless sensor networks [PDF]
, 2014 Energy harvesting offers wireless sensor networks the possibility of indefinite operation. Their energy sources are typically uncontrollable and exhibit significant temporalspatial variation.
Geoff V. Merrett +5 more
core +1 more source
Energy beamforming for full-duplex wireless-powered communication networks [PDF]
, 2018 In this paper, we consider a full-duplex (FD) wireless-powered communication network (WPCN), where one FD hybrid access point (HAP) equipped with multiple antennas simultaneously transmits energy to and receives information from multiple users.
Shuai Wang +9 more
core +1 more source
Asynchronous Designs for Multiuser MIMO Wireless Powered Communication Networks
, 2019 This paper considers multiuser multiple-input multiple-output (MIMO) wireless powered communication networks (WPCNs). In this system, a multiantenna power beacon (PB) transfers wireless energy to several multiantenna users, and then the users transmit ...
Lee, Hoon +3 more
core +1 more source