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Chaotic signals offer promising characteristics for wireless communications due to their wideband nature, low cross-correlation, and sensitivity to initial conditions. Although classical chaotic modulation schemes like Chaos Shift Keying…

Signal Processing · Electrical Eng. & Systems 2024-09-11 Marc Martinez-Gost , Ana Pérez-Neira , Miguel Ángel Lagunas

This paper proposes an integrated sensing and communication (ISAC) system covert waveform design method for complex clutter environments, with the core objective of maximizing the signal-to-clutter-plus-noise ratio (SCNR). The design…

Signal Processing · Electrical Eng. & Systems 2025-11-25 Xuyang Zhao , Jiangtao Wang , Xinyu Zhang , Yongchao Wang

This paper proposes a novel channel estimation method and a cluster-based opportunistic scheduling policy, for a wireless energy transfer (WET) system consisting of multiple low-complex energy receivers (ERs) with limited processing…

Information Theory · Computer Science 2018-03-21 Samith Abeywickrama , Tharaka Samarasinghe , Chau Yuen , Rui Zhang

This letter investigates secure hybrid beamforming (HB) design for an extremely large-scale antenna array-aided simultaneous wireless information and power transfer (SWIPT) system operating in a mixed near-field (NF)/far-field (FF)…

Signal Processing · Electrical Eng. & Systems 2025-09-03 Yaqian Yi , Guangchi Zhang , Miao Cui , Changsheng You , Qingqing Wu

This letter considers secrecy simultaneous wireless information and power transfer (SWIPT) in full duplex systems. In such a system, full duplex capable base station (FD-BS) is designed to transmit data to one downlink user and concurrently…

Information Theory · Computer Science 2016-05-25 Ying Wang , Ruijin Sun , Xinshui Wang

Radio-frequency (RF) signals enabled wireless information and power transfer (WIPT) is a cost-effective technique to achieve two-way communications and at the same time provide energy supplies for low-power wireless devices. However, the…

Information Theory · Computer Science 2017-07-25 Yuan Liu , Jie Xu , Rui Zhang

This paper investigates a multi-input single-output (MISO) wireless powered communication network (WPCN) under the protocol of harvest-then-transmit. The power station (PS) with reliable power supply can replenish the passive user nodes by…

Information Theory · Computer Science 2014-12-30 Qian Sun , Gang Zhu , Chao Shen , Xuan Li , Zhangdui Zhong

A multiple-input single-output cognitive radio downlink network is studied with simultaneous wireless information and power transfer. In this network, a secondary user coexists with multiple primary users and multiple energy harvesting…

Information Theory · Computer Science 2016-02-23 Fuhui Zhou , Zan Li , Julian Cheng , Qunwei Li , Jiangbo Si

Wireless information and energy transfer (WIET) represents an emerging paradigm which employs controllable transmission of radio-frequency signals for the dual purpose of data communication and wireless charging. As such, WIET is widely…

This paper investigates the system outage performance of a simultaneous wireless information and power transfer (SWIPT) based two-way decode-and-forward (DF) relay network, where potential hardware impairments (HIs) in all transceivers are…

Information Theory · Computer Science 2021-10-19 Guangyue Lu , Zhipeng Liu , Yinghui Ye , Xiaoli Chu

Switch-based hybrid beamforming (SW-HBF) architectures are promising for realizing massive multiple-input multiple-output (MIMO) communications systems because of their low cost and low power consumption. In this paper, we study the…

Signal Processing · Electrical Eng. & Systems 2021-11-23 Mengyuan Ma , Nhan Thanh Nguyen , Markku Juntti

This letter analyzes the performance of simultaneous wireless information-and-power transfer (SWIPT) in an overlay cognitive radio network (CRN) under Nakagami-$m$ fading. A pair of secondary users (SUs) is considered in which one SU…

Signal Processing · Electrical Eng. & Systems 2020-04-07 Devendra Singh Gurjar , Ha H. Nguyen , Prabina Pattanayak

This paper considers orthogonal frequency division multiple access systems with simultaneous wireless information and power transfer. We study the resource allocation algorithm design for maximization of the energy efficiency of data…

Information Theory · Computer Science 2016-11-17 Derrick Wing Kwan Ng , Ernest S. Lo , Robert Schober

In this paper, a multi user Multi-Carrier Differential Chaos Shift Keying (MC-DCSK) modulation is presented. The system endeavors to provide a good trade-off between robustness, energy efficiency and high data rate, while still being…

Other Computer Science · Computer Science 2016-11-18 Georges Kaddoum , Francois-Dominique Richardson , Sarra Adouni , Francois Gagnon , Claude Thibeault

Radio-frequency (RF) enabled wireless energy transfer (WET), as a promising solution to provide cost-effective and reliable power supplies for energy-constrained wireless networks, has drawn growing interests recently. To overcome the…

Information Theory · Computer Science 2014-12-19 Yong Zeng , Rui Zhang

To reap the active and passive beamforming gain in an intelligent reflecting surface (IRS)-aided wireless network, a typical way is to first acquire the channel state information (CSI) relying on the pilot signal, and then perform the joint…

Systems and Control · Electrical Eng. & Systems 2024-04-09 Taotao Ji , Meng Hua , Chunguo Li , Yongming Huang , Luxi Yang

The advance in RF energy transfer and harvesting technique over the past decade has enabled wireless energy replenishment for electronic devices, which is deemed as a promising alternative to address the energy bottleneck of conventional…

Information Theory · Computer Science 2015-01-06 Xiao Lu , Ian Flint , Dusit Niyato , Nicolas Privault , Ping Wang

In this paper, we propose beamforming schemes to simultaneously transmit data securely to multiple information receivers (IRs) while transferring power wirelessly to multiple energy-harvesting receivers (ERs). Taking into account the…

Information Theory · Computer Science 2017-05-19 Tuan Anh Le , Quoc-Tuan Vien , Huan X. Nguyen , Derrick Wing Kwan Ng , Robert Schober

This work studies a beamforming design for downlink transmission of a multi-user multiple-input single-output (MISO) system where each legitimate user employs a power splitting (PS) based simultaneous wireless information and power transfer…

Information Theory · Computer Science 2018-09-13 Miao Zhang , Kanapathippillai Cumanan , Lei Ni , Hang Hu Alister G. Burr , Zhiguo Ding

This paper develops a new distributed power control scheme for a power splitting-based interference channel (IFC) with simultaneous wireless information and power transfer (SWIPT). The considered IFC consists of multiple source-destination…

Information Theory · Computer Science 2016-11-17 He Chen , Yuanye Ma , Zihuai Lin , Yonghui Li , Branka Vucetic
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