NB-IoT

Overview of an Intelligent Monitoring System for Comprehensive Utility Tunnels Based on NB-IoT

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Overview of an Intelligent Monitoring System for Comprehensive Utility Tunnels Based on NB-IoT

Ding Song, Wang Changsheng, Zheng Ping (Anhui University of Science and Technology, School of Electrical and Information Engineering, Huainan, Anhui 232001) Abstract: Comprehensive utility tunnels are the lifelines of cities. To ensure the stable and safe operation of comprehensive utility tunnels, a monitoring system based on NB-IoT wireless transmission technology is designed to address the … Read more

2021 Annual Fire Safety Technology Achievements – NB-IoT Based Smart Fire Early Warning System

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2021 Annual Fire Safety Technology Achievements - NB-IoT Based Smart Fire Early Warning System

Introduction: The NB-IoT based smart fire early warning system consists of perception layer devices, NB-IoT network, a wireless connected fire warning monitoring platform, and terminal apps. It aims to address the lack of effective fire warning and prevention measures in residential homes and “nine small places” where fire safety is inadequate. (1) Overview of Achievements: … Read more

2021 Annual Fire Technology Achievements – Smart Fire Early Warning System Based on NB-IoT

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2021 Annual Fire Technology Achievements - Smart Fire Early Warning System Based on NB-IoT

(1) Achievement Overview: The smart fire early warning system based on NB-IoT consists of perception layer devices, NB-IoT network, wireless connected fire warning monitoring platform, and terminal App. The perception layer devices include independent smoke fire detectors with wireless connectivity, independent temperature fire detectors, independent combustible gas detectors, and independent electrical fire monitoring detectors. This … Read more

NB-IoT Smart Water Meter: Innovations and Applications

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NB-IoT Smart Water Meter: Innovations and Applications

In the spotlight, the grand event of the World Internet of Things Expo in September 2018 saw authoritative figures from over 30 countries and regions in industry, academia, finance, and government witness the release of new technologies, products, and applications. The expert review panel, composed of notable figures such as Academician Wu Hequan from the … Read more

Why Donghai Group Chooses Jidongyun’s NB-IoT Solution

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Why Donghai Group Chooses Jidongyun's NB-IoT Solution

A cartoon tells you: Besides WiFi and Bluetooth, what can the recently popular NB-IoT do? Let’s first vividly understand what NB-IoT is through a few images from iot101 cartoonist: (Copyright: iot101 cartoonist 🔗 A cartoon tells you: Besides WiFi and Bluetooth, what can the recently popular NB-IoT do?) The comparison of ZigBee, Wi-Fi, Bluetooth, and … Read more

5G NB-IoT System Integrated with High-Performance Fiber Sensor

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5G NB-IoT System Integrated with High-Performance Fiber Sensor

1Introduction to the Results Real-time remote medical monitoring can address the shortage of public medical resources caused by an aging society. However, the strict requirements for high-performance sensors and long-distance signal transmission hinder the development of such comprehensive monitoring systems. This paper, published by Professor Yang Bin’s research team at Shanghai Jiao Tong University in … Read more

Research on IoT Security Protection Technology Based on NB-IoT

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Research on IoT Security Protection Technology Based on NB-IoT

NB-IoT technology, with its advantages of full coverage, low power consumption, and low cost, overcomes the shortcomings of traditional IoT technologies, such as high power consumption, high costs, poor coverage, fragmentation, and difficulty in large-scale applications. It has been applied in various IoT application scenarios, including remote meter reading, asset tracking, smart healthcare, and smart … Read more

NB-IoT Physical Layer Random Access Analysis and Receiver Detection Algorithm

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NB-IoT Physical Layer Random Access Analysis and Receiver Detection Algorithm

Abstract: NB-IoT is an emerging cellular technology that better supports applications requiring large connections, low power consumption, low throughput, low device costs, and high latency tolerance. Compared to LTE systems, the random access channel NPRACH in the NB-IoT system has been redesigned. A detailed analysis of the structural design of NPRACH in the NB-IoT system … Read more