Results 161 to 170 of about 368,953 (215)

Adaptive MARL-Assisted Hybrid Bat-Artificial Bee Colony Optimization for Energy-Efficient Clustering and Routing in IoT-Enabled Wireless Sensor Networks. [PDF]

Sensors (Basel)
Mohammed HS, Pirozmand P, Memon S, Ghatrehsamani S, Thakur S, Kadel R, Hossain B.   +6 more
europepmc   +1 more source

Image Transmission over LoRa Networks: Challenges, Innovations, and Practical Solutions. [PDF]

J Imaging
Shkuratskyy V, Usman AB, Bagheri H, Hill S.   +3 more
europepmc   +1 more source

A Compact Dual-Port Dual-Polarized Ultrawideband Wearable Textile Antenna for Off-Body Communications in IoT-Based WBAN Scenarios. [PDF]

Sensors (Basel)
Guo K, Gao X, Tang W, Bu X, An J.
europepmc   +1 more source

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NB-IoT Security: A Survey

Wireless Personal Communications, 2020
In the past few years, the term Internet of Things (IoT) has become very prevalent. In IoT, aggregation of data (from sensors) to processing the data (to the cloud) is energy constraint. To address this challenge, Narrowband- Internet of Things (NB-IoT) is becoming a popular choice for smart devices manufacturer due to its characteristics of high ...
Vinod Kumar 0010, Rakesh Kumar Jha, Sanjeev Jain   +2 more
openaire   +1 more source

The Research of Security in NB-IoT

Proceedings of the 2020 4th International Conference on Electronic Information Technology and Computer Engineering, 2020
NB-IoT is a branch of the Internet of things which develops rapidly and is widely used in recent years. It can be compatible with a variety of devices to report information quickly and issue commands accurately. It is the preferred form for enterprises and institutions to control their IoT devices completely.
Baocheng Wang, Shan Li
openaire   +2 more sources

NB-IoT Preamble Signal: A Survey

2021 IEEE 7th World Forum on Internet of Things (WF-IoT), 2021
The Narrowband Internet of Things (NB-IoT) is a cellular IoT communication technology to address the IoT use cases where the smart devices can establish a connection with the network using Random Access (RA) process. The RA process begins with sending a preamble signal in uplink direction.
F. John Dian, Reza Vahidnia
openaire   +2 more sources

NB-IoT for Healthcare

2021
The quality of the healthcare system is a significant contributor to a nation's economy. Technological developments in the internet of things (IoT), cloud computing, and wireless body area networks (WBAN) and their interaction have given a boost to healthcare as an application domain which seems to be very promising to improve the quality of health ...
Richa Rajesh Tengshe, Anindita Sahoo
openaire   +1 more source

A Tutorial on NB-IoT Physical Layer Design [PDF]

IEEE Communications Surveys and Tutorials, 2020
The Internet of Things (IoT) is transforming the whole of society. It represents the next evolution of the Internet and will significantly improve the ability to gather and analyze data, as well as the ability to control devices remotely. In this respect, the usage of connected devices is continuously growing with the expansion of the applications ...
Vincent Savaux, Mathieu Le Guen, Matthieu KANJ   +2 more
exaly   +4 more sources

NB-IoT Downlink Channel Estimation

2020 International Conference on Information and Communication Technology Convergence (ICTC), 2020
NB-IoT (Narrowband Internet of Thing) technology has been adopted as standard technology of 3GPP. NB-IoT will be spread into various business model and be expected to grow up in future. Several types of NB-IoT receiver will be made depending on business model. Downlink channel estimation on NB-IoT will be discussed in this paper.
Jeong Wook Won, Jae-Min Ahn
openaire   +1 more source