English
Related papers

Related papers: Spatial Modulation for Ambient Backscatter Communi…

200 papers

Any wireless communication system needs to specify a propagation channel model which acts as basis for performance evaluation and comparison. Spatial channel models can be divided into deterministic i.e ray tracing, measurement based which…

Signal Processing · Electrical Eng. & Systems 2018-07-11 Syed Waqas Haider Shah

This paper enables connectivity on everyday objects by transforming them into FM radio stations. To do this, we show for the first time that ambient FM radio signals can be used as a signal source for backscatter communication. Our design…

Networking and Internet Architecture · Computer Science 2017-02-28 Anran Wang , Vikram Iyer , Vamsi Talla , Joshua R. Smith , Shyamnath Gollakota

This paper investigates a two-user downlink system for integrated sensing and communication (ISAC) in which the two users deploy a fluid antenna system (FAS) and adopt the nonorthogonal multiple access (NOMA) strategy. Specifically, the…

Information Theory · Computer Science 2024-08-12 Farshad Rostami Ghadi , Kai-Kit Wong , F. Javier Lopez-Martinez , Hyundong Shin , Lajos Hanzo

This paper studies a multi-antenna network integrated sensing and communication (ISAC) system, in which a set of multi-antenna base stations (BSs) employ the coordinated transmit beamforming to serve their respectively associated…

Information Theory · Computer Science 2022-11-03 Gaoyuan Cheng , Jie Xu

This paper proposes an efficient identification algorithm for spatial multiplexing (SM) and Alamouti (AL) coded orthogonal frequency division multiplexing (OFDM) signals. The cross-correlation between the received signals from different…

Information Theory · Computer Science 2016-12-12 Yahia A. Eldemerdash , Octavia A. Dobre , Bruce J. Liao

A multi-user cognitive (secondary) radio system is considered, where the spatial multiplexing mode of operation is implemented amongst the nodes, under the presence of multiple primary transmissions. The secondary receiver carries out…

Information Theory · Computer Science 2016-09-27 Nikolaos I. Miridakis , Theodoros A. Tsiftsis , George C. Alexandropoulos , Merouane Debbah

This study examines the flexible utilization of existing IM techniques in a comprehensive manner to satisfy the challenging and diverse requirements of 5G and beyond services. After spatial modulation (SM), which transmits information bits…

Signal Processing · Electrical Eng. & Systems 2020-10-05 Seda Dogan-Tusha , Armed Tusha , Ertugrul Basar , Huseyin Arslan

Crucial developments to the recently introduced signal-space approach for multiplexing multiple data symbols using a single-radio switched antenna are presented. First, we introduce a general framework for expressing the spatial…

Information Theory · Computer Science 2014-02-06 Mohsen Yousefbeiki , Osama N. Alrabadi , Julien Perruisseau-Carrier

In multiple-input multiple-output (MIMO), multiple radio frequency (RF) chains are usually required to simultaneously transmit multiple data streams. As a special MIMO technology, spatial modulation (SM) activates one transmit antenna with…

Information Theory · Computer Science 2020-09-03 Qiang Li , Miaowen Wen , Marco Di Renzo

Generalized spatial modulation-aided affine frequency division multiplexing (GSM-AFDM) is conceived for reliable multiple-input multiple-output (MIMO) communications over doubly selective channels. \textcolor{black}{We commence by proposing…

Signal Processing · Electrical Eng. & Systems 2025-09-18 Zeping Sui , Zilong Liu , Leila Musavian , Lie-Liang Yang , Lajos Hanzo

Multi-antenna non-orthogonal multiple access (NOMA) is a promising technique to significantly improve the spectral efficiency and support massive access, which has received considerable interests from academic and industry. This article…

Information Theory · Computer Science 2018-02-08 Caijun Zhong , Xiaoling Hu , Xiaoming Chen , Derrick Wing Kwan Ng , Zhaoyang Zhang

The use of optical spatial modulation (OSM), which has been recently emerged as a power and bandwidth efficient pulsed modulation technique for indoor optical wireless communication, is proposed as a simple, low-complexity means of…

Information Theory · Computer Science 2017-01-24 Kostas P. Peppas , P. Takis Mathiopoulos

Integrated sensing and communication (ISAC) can substantially improve spectral, hardware, and energy efficiency by unifying radar sensing and data communications. In wideband and scattering-rich environments, clutter often dominates weak…

Signal Processing · Electrical Eng. & Systems 2026-03-19 Rang Liu , Peishi Li , Ming Li , A. Lee Swindlehurst

Integrated sensing and communication (ISAC) is a key technology of next generation wireless communication. Backscatter communication (BackCom) plays an important role for internet of things (IoT). Then the integration of ISAC with BackCom…

Signal Processing · Electrical Eng. & Systems 2024-09-06 Zongyao Zhao , Tiankuo Wei , Zhenyu Liu , Xinke Tang , Xiao-Ping Zhang , Yuhan Dong

In this paper, we propose a practical integrated sensing and communications (ISAC) framework to sense dynamic targets from clutter environment while ensuring users communications quality. To implement communications function and sensing…

Signal Processing · Electrical Eng. & Systems 2024-02-07 Hongliang Luo , Yucong Wang , Dongqi Luo , Jianwei Zhao , Huihui Wu , Shaodan Ma , Feifei Gao

Relay-enabled backscatter communication (BC) is an intriguing paradigm to alleviate energy shortage and improve throughput of Internet-of-Things (IoT) devices. Most of the existing works focus on the resource allocation that considered the…

Information Theory · Computer Science 2023-07-27 Rui Xu , Liqin Shi , Yinghui Ye , Haijian Sun , Gan Zheng

Reconfigurable intelligent surface (RIS) and ambient backscatter communication (AmBC) have been envisioned as two promising technologies due to their high transmission reliability as well as energy-efficiency. This paper investigates the…

Information Theory · Computer Science 2024-03-19 Yingjie Pei , Xinwei Yue , Chongwen Huang , Zhiping Lu

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…

Information Theory · Computer Science 2020-08-11 Lakshit Singla , Lakshmi Natarajan

As a key enabling technology of the Internet of Things (IoT) and 5G communication networks, millimeter wave (mmWave) backscatter has undergone noteworthy advancements and brought significant improvement to prevailing sensing and…

Emerging Technologies · Computer Science 2025-04-02 Yimiao Sun , Yuan He , Yang Zou , Jiaming Gu , Xiaolei Yang , Jia Zhang , Ziheng Mao

Future Internet-of-Things networks are envisioned to use small and cheap sensor nodes with extremely low power consumption to avoid the extensive use of batteries. To provide connectivity to a massive number of these nodes, backscatter…

Signal Processing · Electrical Eng. & Systems 2026-02-06 Ahmet Kaplan , Diana P. M. Osorio , Erik G. Larsson