Автор: iot-en (page 100)

Based on the fact that integrated circuits have become an important high-tech industry in my country, the current situation is analyzed. The international market and domestic development status of chip production and design were introduced, and suggestions and prospects were…

Agriculture is the foundation of my country’s economic development. With the continuous advancement of social productivity levels and science and technology, traditional agriculture can no longer meet the requirements of modern industry, life and ecological balance. As a new industrial…

LoRa must be familiar to everyone. It is an ultra-long-distance wireless transmission scheme based on spread spectrum technology developed by the American company Semtech. Because of its unique modulation method, it has special features of low power consumption, long distance…

With the continuous development of electronics, oscillator circuits have been widely used in various instruments and equipment as an extremely useful functional circuit, and then entered various fields such as wireless communications. Today, we will talk about the 555 oscillator…

Industrial routers generally have higher stability than civilian wireless routers on the market, and they need to adapt to continuous operation in harsh weather conditions, and the cost is also higher. Nowadays, they are widely used in M2M industries in…

What is a VPN? VPN (Virtual Private Network) is a well-known abbreviation among regular Internet users. Initially, VPNs were used in enterprises to connect networks securely. Currently, VPN is used by the industrial IoT industry to encrypt data transmission environments.…

We should all know about antennas. Any radio communication system is inseparable from the composition of antennas. We all know that antennas are used to radiate and receive electromagnetic waves. Antennas can make a wireless transceiver device receive and transmit…

With the continuous development and maturity of sensors, wireless data transmission equipment, and application solutions, they are also constantly promoting the development of industrial applications, smart homes, smart security, smart transportation, smart environmental protection, smart agriculture and other industries; recently,…

As an execution amplification and expansion component of signal output, the intermediate relay plays an important role in the automatic control system. According to the regulations of the equipment periodic inspection system, necessary inspections and tests should be carried out…

On September 12, 2019, Japan’s Environment Minister advocated that Fukushima nuclear wastewater be discharged into the sea Japan postpones decision to discharge Fukushima nuclear wastewater into the sea on October 24, 2020 Japan’s nuclear wastewater reserves are about to reach…

BLE is a low-power Bluetooth technology that can effectively reduce the power consumption of Bluetooth devices and increase the operating time of the device. But even the same BLE device will produce different power consumption rates under different usage conditions.…

This paper describes the interference phenomenon caused by using relays to control power loads in electronic circuits, analyzes the mechanism of interference and proposes solutions. The study found that the interference comes from spatial coupling, and the interference source is…