Author: Cao Jun, Zhang Guoxin, He Yuewen The Origin of IoT When Kevin Ashton, a British citizen, was working at Procter & Gamble (P&G), he found that a lipstick product he was responsible for often went out of stock and was in a replenishment state. After investigation, he discovered that there was a large amount … Read more
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
Source: Hardware Why, Thank You! The allure of the 5G era is like the aroma from a neighbor’s kitchen, intermittently wafting over and stimulating everyone’s nerves. However, for the industry, the signal of this aroma is too weak. Before 2020, there was little hope for the large-scale application of 5G; no equipment manufacturers believed that … Read more
Note: Table 1 was formulated by the Ministry of Industry and Information Technology of China in 1985, and Table 2 was formulated in 1992. It stipulates that the channel spacing for cordless phones is 25KHz, with a maximum transmission power of 50mW for landline phones and 20mW for mobile phones. The transmission categories are F3E; … Read more
Introduction As China’s first edge computing industry promotion project, the “Edge Computing Standard Component Plan” was jointly initiated by the China Academy of Information and Communications Technology, the Industrial Internet Industry Alliance, and the Key Laboratory of Internet and Industrial Integration Innovation of the Ministry of Industry and Information Technology, aiming to form an industrial … Read more
Recently, at the 2024 International Star Flash Alliance Industry Summit, Lierda Technology Group Co., Ltd. showcased its latest developed EB21 series SLE transparent transmission module. On March 13, the Lierda Star Flash series module had already made its debut at the Huawei HarmonyOS Connect Partner Summit. | Image of Lierda EB21 Series SLE Transparent Transmission … Read more
With the continuous increase in the number of IoT devices, communication or connection between devices has become an important topic of consideration. Communication is very common and critical for IoT, whether it is short-range wireless transmission technology or mobile communication technology, both of which affect the development of IoT. Among these, communication protocols are especially … Read more
Many netizens find that when connecting to Wi-Fi, there are two signals appearing simultaneously: one with a “5G” suffix and the other without. Why does the same Wi-Fi show two signals? Does a Wi-Fi name with “5G” mean faster internet speed? What Does ‘5G’ in the Wi-Fi Name Mean? In fact, the “5G” in the … Read more
Many netizens may have noticed that when connecting to Wi-Fi, two signals appear simultaneously—one with a “5G” suffix and the other without. Why does the same Wi-Fi show two signals? Does the “5G” at the end of the Wi-Fi name mean faster speeds? Let’s explore this together! What Does the “5G” After the Wi-Fi Name … Read more
Introduction. Wireless communication modules are widely used in vehicle monitoring, remote control, telemetry, small wireless networks, wireless metering, access control systems, community paging, identity recognition, wireless remote control systems, biological signal acquisition, hydrometeorological monitoring, robot control, digital audio, and digital image transmission. What is a Wireless Communication Module? A wireless communication module is a module … Read more