English
Related papers

Related papers: Vector Perturbation Channel Inversion for SWIPT MU…

200 papers

A multiple antenna base station (BS) with an intelligent reflecting surface (IRS) platform, and several single antenna users are considered in the downlink mode. Simultaneous wireless information and power transfer (SWIPT) is utilized by…

Signal Processing · Electrical Eng. & Systems 2021-11-30 Shayan Zargari , Shahrokh Farahmand , Bahman Abolhassani

In a multiple-input multiple-output frequency-division duplexing (MIMO-FDD) system, the user equipment (UE) sends the downlink channel state information (CSI) to the base station to report link status. Due to the complexity of MIMO systems,…

Networking and Internet Architecture · Computer Science 2022-07-19 Mostafa Hussien , Kim Khoa Nguyen , Mohamed Cheriet

In vibration energy harvesting technologies, feedback control is required to maximize the average power generated from stochastic disturbances. In large-scale applications it is often advantageous to use three-phase conversion technologies…

Systems and Control · Electrical Eng. & Systems 2023-01-09 Connor H. Ligeikis , Jeffrey T. Scruggs

In this work, a MIMO broadcast channel under the energy harvesting (EH) constraint and the peak power constraint is investigated. The transmitter is equipped with a hybrid energy storage system consisting of a perfect super capacitor (SC)…

Information Theory · Computer Science 2015-11-09 Zhi Chen , Pingyi Fan , Dapeng Oliver Wu , Khaled Ben Letaief

Power line communication (PLC) provides intelligent electrical functions such as power quality measurement, fault surveys, and remote control of electrical network. However, most of research works have been done in low voltage (LV) scenario…

Information Theory · Computer Science 2018-08-29 Mengyuan Cheng , Kai Wan , Fan Wei , Fuyong Zheng , Yongpeng Wu

Simultaneous wireless information and power transfer (SWIPT) is anticipated to have abundant applications in future machine or sensor based wireless networks by providing wireless data and energy access at the same time. In this paper, we…

Information Theory · Computer Science 2015-06-15 Jie Xu , Liang Liu , Rui Zhang

This paper investigates an error covariance matrix splitting technique for multiuser multiple input and multiple output (MIMO) interference downlink channel. Most of the related work has thus far considered the traditional error covariance…

Information Theory · Computer Science 2016-09-06 Md. Abdul Latif Sarker

In this paper, we investigate a channel estimation problem in a downlink millimeter-wave (mmWave) multiple-input multiple-output (MIMO) system, which suffers from impulsive interference caused by hardware non-idealities or external…

Information Theory · Computer Science 2025-11-05 Kwonyeol Park , Gyoseung Lee , Hyeongtaek Lee , Hwanjin Kim , Junil Choi

This paper addresses the optimization problem of symbol-level precoding (SLP) in the downlink of a multiuser multiple-input multiple-output (MU-MIMO) wireless system while the precoder's output is subject to partially-known distortions. In…

Signal Processing · Electrical Eng. & Systems 2019-09-02 Alireza Haqiqatnejad , Shahram Shahbazpanahi , Björn Ottersten

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

The recently emerged symbol-level precoding (SLP) technique has been regarded as a promising solution in multi-user wireless communication systems, since it can convert harmful multi-user interference (MUI) into beneficial signals for…

Information Theory · Computer Science 2021-04-21 Zhu Bo , Rang Liu , Ming Li , Qian Liu

Visible light communication (VLC) is emerging as a key technology for future wireless communication systems due to its unique physical-layer advantages over traditional radio-frequency (RF)-based systems. However, its integration with…

Information Theory · Computer Science 2026-01-22 Zhouxiang Zhao , Zhaohui Yang , Chen Zhu , Xin Tong , Zhaoyang Zhang

We study downlink channel estimation in a multi-cell Massive multiple-input multiple-output (MIMO) system operating in time-division duplex. The users must know their effective channel gains to decode their received downlink data. Previous…

Information Theory · Computer Science 2021-11-30 Amin Ghazanfari , Trinh Van Chien , Emil Björnson , Erik G. Larsson

In this paper, we consider multiuser multiple-input single-output (MISO) interference channel where the received signal is divided into two parts for information decoding and energy harvesting (EH), respectively. The transmit beamforming…

Information Theory · Computer Science 2022-10-17 Ming-Min Zhao , Yunlong Cai , Qingjiang Shi , Benoit Champagne , Min-Jian Zhao

This letter investigates the artificial noise aided beamforming design for secure simultaneous wireless information and power transfer (SWIPT) in a two-tier downlink heterogeneous network, where one femtocell is overlaid with one macrocell…

Information Theory · Computer Science 2017-07-25 Bin Li , Zesong Fei , Zheng Chu

In a multi-user multi-antenna Simultaneous Wireless Information and Power Transfer (SWIPT) network, the transmitter sends information to the Information Receivers (IRs) and energy to Energy Receivers (ERs) concurrently. A conventional…

Information Theory · Computer Science 2019-07-04 Yijie Mao , Bruno Clerckx , Victor O. K. Li

Block diagonalization (BD) is an attractive technique that transforms the multi-user multiple-input multiple-output (MU-MIMO) channel into parallel single-user MIMO (SU-MIMO) channels with zero inter-user interference (IUI). In this paper,…

Information Theory · Computer Science 2009-12-10 Manar Mohaisen , Bing Hui , KyungHi Chang , Seunghwan Ji , Jinsoup Joung

This paper considers weighted sum rate maximization of multiuser multiple-input single-output interference channel (MISO-IFC) under outage constraints. The outage-constrained weighted sum rate maximization problem is a nonconvex…

Information Theory · Computer Science 2010-10-25 Wei-Chiang Li , Tsung-Hui Chang , Che Lin , Chong-Yung Chi

We consider the downlink scenario of multiuser multiple-input-single-output (MU-MISO) communication systems with constant envelope (CE) signals emitted from each antenna. This results in energy efficient power amplifiers (PAs). We propose a…

Information Theory · Computer Science 2017-06-28 Andreas Noll , Hela Jedda , Josef A. Nossek

This letter investigates a downlink multiple input single output (MISO) system based on transmissive reconfigurable metasurface (RMS) transmitter. Specifically, a transmitter design based on a transmissive RMS equipped with a feed antenna…

Information Theory · Computer Science 2021-09-22 Zhendong Li , Wen Chen , Huanqing Cao
‹ Prev 1 4 5 6 7 8 10 Next ›