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A chaos-based communication scheme allowing simultaneous bidirectional message transmission (Opt. Lett. 32, 403, 2007) is investigated numerically. Incoherent feedback and coupling case is analyzed, which is expected in real long-distance…

Optics · Physics 2008-06-23 I. V. Koryukin

This paper investigates the simultaneous wireless information and power transfer (SWIPT) precoding scheme for K-user multiple-input-multiple-output (MIMO) interference channels (IC), for which interference alignment (IA) schemes provide…

Information Theory · Computer Science 2021-10-19 Navneet Garg , Avinash Rudraksh , Govind Sharma , Tharmalingam Ratnarajah

In this paper, we study optimal resource allocation strategies for simultaneous information and power transfer (SWIPT) focusing on the system energy efficiency. We consider two-user multiple access channels in which energy harvesting (EH)…

Information Theory · Computer Science 2016-09-19 Tewodros A. Zewde , M. Cenk Gursoy

Simultaneous Wireless Information and Power Transfer (SWIPT) over a point-to-point frequency-selective Additive White Gaussian Noise (AWGN) channel is studied. Considering an approximation of the nonlinearity of the harvester, a general…

Information Theory · Computer Science 2019-01-08 Morteza Varasteh , Borzoo Rassouli , Bruno Clerckx

This paper investigates the simultaneous wireless information and power transfer (SWIPT) in cooperative relay networks, where a relay harvests energy from the radio frequency (RF) signals transmitted by a source and then uses the harvested…

Information Theory · Computer Science 2016-11-15 Xiaofei Di , Ke Xiong , Pingyi Fan , Hongchuan Yang

In this paper, an energy harvesting (EH) based cooperative non-orthogonal multiple access (NOMA) system is considered, where node S simultaneously sends independent signals to a stronger node R and a weaker node D. We focus on the scenario…

Information Theory · Computer Science 2016-08-30 Ruijin Sun , Ying Wang , Xinshui Wang , Yuan Zhang

Simultaneous wireless information and power transfer (SWIPT) is a promising technology for the upcoming sixth-generation (6G) communication networks, enabling internet of things (IoT) devices and sensors to extend their operational…

Signal Processing · Electrical Eng. & Systems 2025-03-12 Cheng Luo , Jie Hu , Luping Xiang , Kun Yang

This paper studies a simultaneous wireless information and power transfer (SWIPT)-aware fog computing network, where a multiple antenna fog function integrated hybrid access point (F-HAP) transfers information and energy to multiple…

Computers and Society · Computer Science 2019-01-28 Jingxian Liu , Ke Xiong , Pingyi Fan , Zhangdui Zhong , Khaled Ben Letaief

This paper investigates the application of simultaneous wireless information and power transfer (SWIPT) to cooperative non-orthogonal multiple access (NOMA). A new cooperative multiple-input single-output (MISO) SWIPT NOMA protocol is…

Information Theory · Computer Science 2017-08-02 Yanqing Xu , Chao Shen , Zhiguo Ding , Xiaofang Sun , Shi Yan , Gang Zhu , Zhangdui Zhong

In this paper, we propose a new distributed energy beamforming and information transfer (DEBIT) scheme for realizing simultaneous wireless information and power transfer (SWIPT) in multiway relay networks (MWRNs), where multiple…

Information Theory · Computer Science 2017-10-10 Zhaoxi Fang , Xiaojun Yuan

This paper unifies integrated sensing and communication (ISAC) and simultaneous wireless information and power transfer (SWIPT), by investigating a new multi-functional multiple-input multiple-output (MIMO) system integrating wireless…

Information Theory · Computer Science 2023-08-17 Yilong Chen , Haocheng Hua , Jie Xu , Derrick Wing Kwan Ng

In this paper, we investigate joint antenna selection and spatial switching (SS) for quality-of-service (QoS)-constrained energy efficiency (EE) optimization in a multiple-input multiple-output (MIMO) simultaneous wireless information and…

Information Theory · Computer Science 2016-11-02 Jie Tang , Daniel K. C. So , Arman Shojaeifard , Kai-Kit Wong , Jinming Wen

Wirelessly powered backscatter communication (WPBC) has been identified as a promising technology for low-power communication systems, which can reap the benefits of energy beamforming to improve energy transfer efficiency. Existing studies…

Networking and Internet Architecture · Computer Science 2019-07-30 Wenyuan Ma , Wei Wang , Tao Jiang

Energy beamforming has emerged as a promising technique for enhancing the energy transfer efficiency of wireless power transfer (WPT). However, the performance of conventional energy beamforming may seriously degrade due to the non-linear…

Signal Processing · Electrical Eng. & Systems 2020-06-08 Ganggang Ma , Jie Xu , Ya-Feng Liu , Mohammad R. Vedady Moghadam

In this paper, we study simultaneous wireless information and power transfer (SWIPT) in orthogonal frequency division multiple access (OFDMA) systems with the coexistence of information receivers (IRs) and energy receivers (ERs). The IRs…

Information Theory · Computer Science 2016-11-17 Meng Zhang , Yuan Liu , Rui Zhang

The integrated sensing and communication (ISAC) system under multi-input multi-output (MIMO) architecture achieves dual functionalities of sensing and communication on the same platform by utilizing spatial gain, which provides a feasible…

Signal Processing · Electrical Eng. & Systems 2024-07-09 Yangyang Niu , Zhiqing Wei , Dingyou Ma , Xiaoyu Yang , Huici Wu , Zhiyong Feng , Jianhua Yuan

In this paper, we investigate the performance of simultaneous wireless information and power transfer (SWIPT) in a point-to-point system, adopting practical $M$-ary modulation. We take into account the fact that the receiver's…

Information Theory · Computer Science 2019-12-05 Wanchun Liu , Xiangyun Zhou , Salman Durrani , Petar Popovski

Energy beamforming (EB) is a key technique for achieving efficient radio-frequency (RF) transmission enabled wireless energy transfer (WET). By optimally designing the waveforms from multiple energy transmitters (ETs) over the wireless…

Information Theory · Computer Science 2017-04-05 Seunghyun Lee , Rui Zhang

This work investigates the secrecy performance for a simultaneous wireless information and power transfer system that operates in the presence of cooperating eavesdroppers. The multi-antenna access point's transmission is used for…

Information Theory · Computer Science 2019-03-11 Furqan Jameel , Shurjeel Wyne

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