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相关论文: Generalised Precoded Spatial Modulation for Integr…

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Generalized spatial modulation (GSM) uses $N$ antenna elements but fewer radio frequency (RF) chains ($R$) at the transmitter. Spatial modulation and spatial multiplexing are special cases of GSM with $R=1$ and $R=N$, respectively. In GSM,…

信息论 · 计算机科学 2016-03-15 T. Lakshmi Narasimhan , A. Chockalingam

This paper investigates the simultaneous wireless power and information transfer (SWPIT) for network-coded two-way re- lay transmission from an information theoretical viewpoint, where two sources exchange information via an energy har-…

信息论 · 计算机科学 2014-12-30 Ke Xiong , Pingyi Fan , Khaled Ben Letaief

The separate receiver architecture with a time- or power-splitting mode, widely used for simultaneous wireless information and power transfer (SWIPT), has a major drawback: Energy-intensive local oscillators and mixers need to be installed…

信息论 · 计算机科学 2023-07-21 Do-Yup Kim , Chae-Bong Sohn , Hyun-Suk Lee

Pinching-antenna systems (PASS) have recently emerged as a promising technology for improving wireless communications by establishing or strengthening reliable line-of-sight (LoS) links by adjusting the positions of pinching antennas (PAs).…

信息论 · 计算机科学 2025-06-10 Haoyun Li , Zhonghao Lyu , Yulan Gao , Ming Xiao , H. Vincent Poor

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…

信息论 · 计算机科学 2019-01-08 Morteza Varasteh , Borzoo Rassouli , Bruno Clerckx

Far-field wireless power transfer, based on radio frequency (RF) waves, came into the picture to fulfill the power need of large Internet of Things (IoT) networks, the backbone of the 5G and beyond era. However, RF communication signals…

系统与控制 · 电气工程与系统科学 2024-08-28 Prerna Dhull , Graduate Student Member , Dominique Schreurs , Giacomo Paolini , Alessandra Costanzo , Mehran Abolhasan , Negin Shariati

Generalized spatial modulation (GSM) is a spectral-efficient technique used in multiple-input multiple-output (MIMO) wireless communications when the number of radio frequency chains at the transmitter is less than the number of transmit…

信息论 · 计算机科学 2020-08-11 Lakshit Singla , Lakshmi Natarajan

Simultaneous wireless information and power transfer (SWIPT), which achieves both wireless energy transfer (WET) and information transfer, is an attractive technique for future Internet of Everything (IoE) in the sixth-generation (6G)…

信号处理 · 电气工程与系统科学 2024-06-11 Runyu Lyu , Wenchi Cheng , Bazhong Shen , Zhiyuan Ren , Hailin Zhang

Wireless power transfer has been proposed as a key technology for the foreseen machine type networks. A main challenge in the research community lies in acquiring a simple yet accurate model to capture the energy harvesting performance. In…

信号处理 · 电气工程与系统科学 2024-03-12 Eleni Demarchou , Zulqarnain Bin Ashraf , Dieff Vital , Besma Smida , Constantinos Psomas , Ioannis Krikidis

The joint design of spatial channel assignment and power allocation in Multiple Input Multiple Output (MIMO) systems capable of Simultaneous Wireless Information and Power Transfer (SWIPT) is studied. Assuming availability of channel state…

信息论 · 计算机科学 2017-10-25 Deepak Mishra , George C. Alexandropoulos

RF Wireless Power Transfer (WPT) emerges as a technology for charging autonomous devices, enabling simultaneous power and information transfer. However, with increasing distance, single-input, single-channel rectenna systems are not able to…

系统与控制 · 电气工程与系统科学 2021-12-17 Chesney Buyle , Bert Cox , Liesbet Van der Perre , Lieven De Strycker

In traditional spread-spectrum techniques, a wideband transmit signal is obtained by modulating a wideband carrier by a narrowband signal containing a relatively low-rate message. In the receiver, the respective demodulation/despreading…

信号处理 · 电气工程与系统科学 2020-08-17 Alexei V. Nikitin , Ruslan L. Davidchack

This paper investigates a multiuser multiple-input single-output (MISO) full-duplex (FD) system for simultaneous wireless information and power transfer (SWIPT), in which a multi-antenna base station (BS) simultaneously sends wirelessly…

Wireless information and power transfer (WIPT) enables more sustainable and resilient communications owing to the fact that it avoids frequent battery charging and replacement. However, it also suffers from possible information interception…

信息论 · 计算机科学 2016-11-18 Xiaoming Chen , Derrick Wing Kwan Ng , Hsiao-Hwa Chen

The vision and requirements of the sixth generation (6G) mobile communication systems are expected to adopt freespace optical communication (FSO) and wireless power transfer (WPT). The laser-based WPT or wireless information transfer (WIT)…

信号处理 · 电气工程与系统科学 2020-04-21 Mingliang Xiong , Qingwen Liu , Mingqing Liu , Xin Wang , Hao Deng

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…

信号处理 · 电气工程与系统科学 2025-03-12 Cheng Luo , Jie Hu , Luping Xiang , Kun Yang

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…

信息论 · 计算机科学 2019-12-03 Rania Morsi , Vahid Jamali , Amelie Hagelauer , Derrick Wing Kwan Ng , Robert Schober

The novel resource allocation for simultaneous wireless information and power transfer (SWIPT) is presented as a means of not only helping to communicate and access information with increasing efficiency in the next generation of mobile…

信号处理 · 电气工程与系统科学 2020-07-28 Jalal Jalali

Due to the high cost and low energy efficiency of the dedicated radio frequency (RF) chains, the number of RF chains in a millimeter wave (mmWave) multiple-input multiple-output (MIMO) system is usually limited from a practical point of…

信息论 · 计算机科学 2017-05-01 Longzhuang He , Jintao Wang , Jian Song

This article presents a novel multi-functional system for a sixth-generation (6G) wireless network with integrated sensing, communication, and powering (ISCAP), which unifies integrated sensing and communication (ISAC) and wireless…

信号处理 · 电气工程与系统科学 2024-01-09 Yilong Chen , Zixiang Ren , Jie Xu , Yong Zeng , Derrick Wing Kwan Ng , Shuguang Cui