Results 71 to 80 of about 3,438 (186)

Positioning by Multicell Fingerprinting in Urban NB-IoT Networks

Sensors, 2023
Narrowband Internet of Things (NB-IoT) has quickly become a leading technology in the deployment of IoT systems and services, owing to its appealing features in terms of coverage and energy efficiency, as well as compatibility with existing mobile ...
Luca De Nardis, Giuseppe Caso, Özgü Alay, Marco Neri, Anna Brunstrom, Maria-Gabriella Di Benedetto   +5 more
doaj   +1 more source

Compact Spectral Imaging: A Review of Miniaturized and Integrated Systems

Laser &Photonics Reviews, Volume 19, Issue 21, November 6, 2025.
This review explores the rapid shift toward compact spectral imaging systems by examining four key design paradigms: Do‐It‐Yourself (DIY) platforms, freeform optics, filter‐on‐chip integration, and multifunctional metasurfaces. The discussion highlights critical applications in medicine, agriculture, and environmental monitoring, providing comparative ...
Sani Mukhtar, Amir Arbabi, Jaime Viegas
wiley   +1 more source

RSS-Based Localization and Mobility Evaluation Using a Single NB-IoT Cell

Sensors, 2020
Low Power Wide Area Networks (LPWAN) have the ability to localize a mobile transmitter using signals of opportunity, as a low power and low cost alternative to satellite-based solutions.
Thomas Janssen, Rafael Berkvens, Maarten Weyn   +2 more
doaj   +1 more source

Enhancing Agricultural Surveillance: An Edge‐A and LoRa‐Based Vision Mote System for Infrastructure‐Deficient Regions

Engineering Reports, Volume 7, Issue 6, June 2025.
This study explores the use of aspect tool generation in agriculture for real‐time surveillance and tracking using imaginative prescient and long‐range (LoRa) technology. This study focuses on the deployment of a Control Room and Vision Surveillance Mote at remote locations to address issues with real‐time tracking capabilities and limited connectivity.
Simant Kamal Dutta, Rajesh Singh, Anita Gehlot, Puneet Chandra Srivastava, Kiran Srivastava, Praveen Kumar Malik, Gunjan Gupta   +6 more
wiley   +1 more source

Design of a UE-specific uplink scheduler for narrowband Internet-Of-Things (NB-IOT) systems

2018 3rd International Conference on Intelligent Green Building and Smart Grid (IGBSG), 2018
Narrowband internet-of things (NB-IoT) is a 3GPP standard designed for Internet-of-Things (IoT) application. This paper presents the design consideration and possible options of a UE-specific uplink (UL) scheduler for NB-IoT system. We developed a unitary C emulation platform to verify the effectiveness of the proposed approaches, which is currently ...
Bing-Zhi Hsieh, Yu-Hsiang Chao, Ray-Guang Cheng, Navid Nikaein   +3 more
openaire   +3 more sources

A Novel Spread Spectrum and Clustering Mixed Approach with Network Coding for Enhanced Narrowband IoT (NB-IoT) Scalability

Sensors, 2020
The Narrowband Internet of Things (NB-IoT) is a very promising licensed Internet of things (IoT) technology for accommodating massive device connections in 5G and beyond.
Emmanuel Migabo, Karim Djouani, Anish Kurien   +2 more
doaj   +1 more source

Energy‐Aware Protocol Design and Evaluation of the PHY Layer in Satellite IoT

International Journal of Satellite Communications and Networking, Volume 43, Issue 2, Page 61-76, March/April 2025.
ABSTRACT Direct‐to‐satellite communication for the Internet of Things (IoT) has attracted significant interest from both the scientific community and major telecommunications players. The integration of satellite connectivity in smartphones and IoT devices promises a transformative impact on critical applications such as environmental monitoring, asset
Simon Heine, Christian A. Hofmann, Andreas Knopp   +2 more
wiley   +1 more source

A Survey on NB-IoT Random Access: Approaches for Uplink Radio Access Network Congestion Management

IEEE Access
Narrowband Internet of Things (NB-IoT) is one of the most promising technologies for enabling reliable communication among low-power, and low cost devices present in massive machine-type communications (mMTC). In NB-IoT, random access (RA) is implemented
Loini Iiyambo, Gerhard Hancke, Adnan M. Abu-Mahfouz   +2 more
doaj   +1 more source

Research on Wireless Sensor Adaptive Networking for Power Monitoring Based on Ultra Wide Band

IET Generation, Transmission &Distribution, Volume 19, Issue 1, January/December 2025.
A new network architecture is proposed to address the issue of limited sensor energy and computing power, which utilizes routing nodes to collect sensor data and network the routing nodes. However, the current mature wireless communication technology and networking protocols cannot meet the high reliability and flexibility transmission requirements of ...
Kaiyun Wen, Hongshan Zhao, Shice Zhao
wiley   +1 more source

Internet of Things-aided Smart Grid: Technologies, Architectures, Applications, Prototypes, and Future Research Directions

, 2019
Traditional power grids are being transformed into Smart Grids (SGs) to address the issues in existing power system due to uni-directional information flow, energy wastage, growing energy demand, reliability and security.
Copeland, Rebecca, Crespi, Noel, Rehmani, Mubashir Husain, Saleem, Yasir   +3 more
core   +3 more sources