Results 71 to 80 of about 1,079 (170)

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

open access: yesIEEE 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   +2 more
doaj   +1 more source

Empirical Characterization and Modeling of the Propagation Channel Inside the VIRC

open access: yesIEEE Access
Over-the-air (OTA) testing and electromagnetic compatibility (EMC) measurements are widely performed in classical reverberation chambers. A less-known reverberation chamber, yet a considerably efficient environment for generating multipath conditions, is
Mhd Zaher Mahfouz   +3 more
doaj   +1 more source

Democratization of PV Micro-Generation System Monitoring Based on Narrowband-IoT. [PDF]

open access: yesSensors (Basel), 2022
Paredes-Parra JM   +5 more
europepmc   +1 more source

Digital Pre-Distortion of Carrier Frequency Offset for Reliable Wi-Fi Enabled IoTs

open access: yesFuture Internet, 2017
The Internet of Things (IoTs) will change the requirements for wireless connectivity significantly, mainly with regard to service coverage, data rate, and energy efficiency.
Il-Gu Lee
doaj   +1 more source

Narrowband IoT Device Energy Consumption Characterization and Optimizations. [PDF]

open access: yes, 2020
Narrowband IoT (NB-IoT) is a new and attractive low power wide area cellular technology for low-capability and low-cost IoT devices, that is starting to see real-world deployments. NB-IoT devices are expected to operate unattended, potentially in inaccessible and signal-challenged locations, for at least 10 years on a single battery charge, making the ...
Tsoukaneri, Galini   +2 more
openaire   +1 more source

Prediction-Based Energy Saving Mechanism in 3GPP NB-IoT Networks

open access: yesSensors, 2017
The current expansion of the Internet of things (IoT) demands improved communication platforms that support a wide area with low energy consumption. The 3rd Generation Partnership Project introduced narrowband IoT (NB-IoT) as IoT communication solutions.
Jinseong Lee, Jaiyong Lee
doaj   +1 more source

Analysis of the Effect of the Reliability of the NB-Iot Network on the Intelligent System

open access: yesIEEE Access, 2019
With the rapid development of the Internet of Things (IoT) in recent years, the popularization of different segments of IoT has emerged. The IoT technology is slowly evolving toward intelligence, convenience, low power consumption, large connectivity ...
Gangyong Jia   +4 more
doaj   +1 more source

An Uplink UE Group-Based Scheduling Technique for 5G mMTC Systems Over LEO Satellite

open access: yesIEEE Access, 2019
Narrowband Internet of Things (NB-IoT) is one of the most promising IoT technology to support the massive machine-type communication (mMTC) scenarios of the fifth generation mobile communication (5G). While the aim of this technology is to provide global
Oltjon Kodheli   +4 more
doaj   +1 more source

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