Results 51 to 60 of about 4,375 (140)

Unleashing the Potential of the Internet of Things: A Systematic Review of Low Power Wide Area Network Technologies for Smart Systems

Journal of Electrical and Computer Engineering, Volume 2025, Issue 1, 2025.
As the Internet of Things (IoT) ecosystem rapidly expands, the anticipated connection of over 75 billion devices highlights a critical demand for efficient and scalable connectivity solutions. Low‐power wide‐area network (LPWAN) technologies, notably Sigfox, Long Range (LoRa), and narrowband Internet of Things (NB‐IoT), are fundamental enablers driving
Aisyah Illani Sulaiman, Roshahliza M. Ramli, Waheb A. Jabbar, Mominul Ahsan   +3 more
wiley   +1 more source

Dynamic and efficient device collaborations in 5G‐advanced and 6G networks

IET Communications, Volume 18, Issue 19, Page 1437-1450, December 2024.
Collaborative transmission, comprising multiple devices owned by a single user, is progressively evolving into an essential strategy to meet the stringent demands of burgeoning collaborative scenarios in 5G‐advanced and 6G networks. This paper proposes three novel use cases for device collaboration, namely data duplication, data splitting and wireless ...
Xianghui Han, Shuai Zhou, Shuaihua Kou, Jian Li, Ruiqi Liu, Shi Jin   +5 more
wiley   +1 more source

Dynamic hierarchical intrusion detection system for internet of vehicle on edge computing platform

IET Communications, Volume 18, Issue 20, Page 1778-1794, December 2024.
Classical intrusion detection systems struggle with the dynamic nature and resource limitations of the internet of vehicles (IoV). The dynamic hierarchical intrusion detection framework uses hierarchical clustering and edge computing for better protection and localized danger assessment in IoV.
Syed Sabir Mohamed S, Saranraj Gunasekaran, Rani Chinnamuthu, Gavendra Singh   +3 more
wiley   +1 more source

Novel Turbo Receiver for MU‐MIMO SC‐FDMA System

ETRI Journal, 2018
Single carrier‐frequency‐division multiple access (SC‐FDMA) has been adopted as the uplink transmission standard in fourth‐generation cellular networks to facilitate power efficiency transmission in mobile stations.
Hung‐Sheng Wang, Fang‐Biau Ueng, Yu‐Kuan Chang   +2 more
doaj   +1 more source

Low complexity ordered successive interference cancelation detection algorithm for uplink MIMO SC-FDMA system

ETRI Journal, 2023
In mobile communication, the most exploratory technology of fifth generation is massive multiple input multiple output (MIMO). The minimum mean square error and zero forcing based linear detectors are used in multiuser detection for MIMO single-carrier ...
Nalamani G. Praveena, Kandasamy Selvaraj, David Judson, Mahalingam Anandaraj   +3 more
doaj   +1 more source

Reliable communication based on energy spreading transform and iterative detection in MIMO‐OFDM systems

IET Communications, Volume 18, Issue 14, Page 817-826, August 2024.
The EST spreads the energy of a symbol across the entire frequency domain and all time slots, providing an opportunity to utilize the potential diversity gain. Combined with the layer‐based iterative detection algorithm, the proposed structure maximizes the potential diversity gain, significantly improving detection reliability and robustness while ...
Bo He, Hongji Xu, Wei Ji, Yan Du, Hailiang Xiong, Jun Li   +5 more
wiley   +1 more source

RPDMA: A PAPR-Aware Multiple Access Scheme

IEEE Open Journal of Vehicular Technology
This article proposes a novel Multiple Access (MA) scheme called Ramanujan Periodic-subspace Division Multiple Access (RPDMA) for subcarrier sizes $N = 2^{m},\ m\in \mathbb {N}$, to address the high Peak-to-Average Power Ratio (PAPR) in Orthogonal ...
Goli Srikanth, Shaik Basheeruddin Shah, Nazar T. Ali, Vijay Kumar Chakka, Jorge Querol, Ahmed Altunaiji, Dragan I. Olcan   +6 more
doaj   +1 more source

A Powerful Joint Modulation and STBC Identification Algorithm for Multiuser Uplink SC-FDMA Transmissions

Applied Sciences, 2023
Owing to the rapid development and broad adoption of multiple antenna communication systems over the past few years, space-time block coding (STBC) identification has emerged as a crucial responsibility for smart radios. The majority of previous analysis
Mohamed Marey, Hala Mostafa
doaj   +1 more source

A Critical Review on Room‐Temperature Sodium‐Sulfur Batteries: From Research Advances to Practical Perspectives

Advanced Materials, Volume 36, Issue 25, June 20, 2024.
A critical review on remaining challenges and promising solutions for the practical applications of room‐temperature sodium‐sulfur (RT‐Na/S) batteries is presented. The significance of various crucial parameters for the actual gravimetric energy density of RT‐Na/S batteries is highlighted, and suggestions for the practical values of the crucial ...
Lingfei Zhao, Ying Tao, Yiyang Zhang, Yaojie Lei, Wei‐Hong Lai, Shulei Chou, Hua‐Kun Liu, Shi‐Xue Dou, Yun‐Xiao Wang   +8 more
wiley   +1 more source

Wavelet Transform Aided Single-Carrier FDMA With Index Modulation

IEEE Open Journal of Vehicular Technology
Single-carrier frequency-division multiple access (SC-FDMA) is a well-known multiuser transmission method for uplink communications owing to its low peak-to-average power ratio (PAPR) characteristics. Simultaneously, index modulation (IM) has been widely
Zhou Lu, Mohammed El-Hajjar, Lie-Liang Yang   +2 more
doaj   +1 more source