The trend of smart homes is overwhelming. Nowadays, anything that can connect to WiFi can proudly claim to be a “smart home”. Many people’s understanding of smart homes is still limited to connecting light bulbs, rice cookers, air conditioners, and fresh air systems to the internet, thinking that’s all it takes. Smartphones have become remote … Read more
Life like in sci-fi movies is something you can have too. In the 21st century, everyone is busy. Even if we have time, we hope to spend it on meaningful things. So we often want machines to help us with auxiliary tasks. It would be great if there were ways to have machines do the … Read more
Cover Image | Visual China 70 years ago, American sci-fi genius Ray Bradbury depicted a future home in his novel “The Coming of the Rain”: the front door has a voice lock, the fireplace starts automatically based on temperature, beds warm up at night, meals are produced by machines, unused furniture is automatically stored, music … Read more
Emmm… If you are a pure tech enthusiast wanting to continuously improve your skills want to learn more about IoT knowledge then we will introduce you to the following valuable information Principles and Application Scenarios of General Data Collectors The Differences and Connections between RS-485 and Modbus Understand in One Minute General Data Collector Application … Read more
Accessing the car via smartphone: Hofa’s mobile car key Phone as a Key combines three advanced data transmission technologies to provide a comfortable and secure hands-free car access experience. The combination of Ultra Wideband (UWB) and Bluetooth Low Energy (BLE) offers high-precision positioning, making relay attacks impossible. Furthermore, Hofa’s system, compliant with the AUTOSAR standard, … Read more
In recent years, IoT technology has gradually become a focal point of attention. With the development of mobile communication technology, many “long-range” IoT technologies have emerged based on traditional “short-range” IoT technologies, bringing a wave of innovation to the industry. Among these emerging IoT technologies, the most frequently discussed are NB-IoT and LoRa. As the … Read more
This article is authored by: Wang Feng Source: IoT Jianghu (WeChat Official Account: iot521) Compared to cellular networks, the standards of IoT are complex and constantly changing. This article attempts to clarify the principles, characteristics, and application scenarios of different IoT standards through the evolution of smart bicycle locks. First, let’s look at the main … Read more
What Is NB-IoT? There are many wireless communication technologies for the Internet of Things, mainly divided into two categories: one is short-range communication technologies such as Zigbee, WiFi, Bluetooth, and Z-wave; the other is LPWAN (Low-Power Wide-Area Network) technologies for wide-area communication. LPWAN can be further divided into two types: one operates in unlicensed spectrum, … Read more
1 Introduction The purpose of this article is to provide an introductory technical overview of LoRa® and LoRaWAN™. Low Power Wide Area Networks (LPWAN) are expected to support a major part of the predicted billions of IoT devices. LoRaWAN™ is designed from the ground up, optimized for battery life, capacity, distance, and cost. An overview … Read more
BY：Author Arjun Nagarajan LoRaWAN is a remote wide area network protocol developed by the LoRa Alliance that connects “things” wirelessly to the Internet in regional, national, or global networks. This technology meets critical Internet of Things (IoT) requirements such as bi-directional communication, end-to-end security, mobility, and localization services. It defines the communication protocol and system … Read more