HLG-185_12

From December 12 to 22, the "Innovation Technology Expo 2022" was held at the Hong Kong International Convention and Exhibition Center. Led by Professor Gao Feng of the School of Mechanical and Pow...[Details]

This note contains two aspects: 1. Just control the LED on and off, no value is returned 2. Control the LED on and off and return the value I watched several lectures, all of which were about ser...[Details]

Contents The present invention relates to an ultrasonic flow meter configured to measure a flow rate of a liquid, and in particular to a flow meter that is insensitive to air bubbles attached to a tr...[Details]

　　Sound level meter is a basic noise measuring instrument. It is a subjective electronic instrument, different from objective electronic instruments such as voltmeters. It can convert sound signals i...[Details]

Many friends will encounter this problem: the microcontroller receives a string of characters sent from the computer serial port, but can only receive the first character, and the others are lost or ...[Details]

Although the Christmas holiday is approaching, the autonomous driving industry is still "hot". Recently, May Mobility, an autonomous driving company from the United States, successfully finalized a...[Details]

This is the second chapter of the series on how to choose a suitable oscilloscope. It is not a complete selection guide, but a summary of my research. It may introduce some details that you have neve...[Details]

On May 25, the "2020 Syndicated Financing Project Signing Ceremony" of Yongsi Electronics (Ningbo) Co., Ltd. was held. It is reported that Yongsi Electronics has signed a syndicated financing project...[Details]

While major technology companies have extended a helping hand, PC industry giant Intel has also announced a donation to China's epidemic prevention and control efforts.   　　On January 29, Intel annou...[Details]

0 Introduction In handheld devices, liquid crystal displays are increasingly being used. Since LCDs cannot emit light by themselves, they require a strong light source to provide backlight for them i...[Details]

　　1 Introduction 　　With the rapid development of nonferrous metals, metallurgy, chemical industry and other industries, the demand for high-power rectifier power supplies is increasing. Due to differ...[Details]

WiMax technology needs to demonstrate its advantages in specific application scenarios in order to be recognized by the market. This requires measuring the system's performance parameters through a...[Details]

     When I was reading Network Principles, I found a sentence by Dave Clark: "We reject kings, presidents, and elections. We believe in consensus and the code that is being executed."      When read...[Details]

In the industrial field, small and medium-sized three-phase asynchronous motors are currently the most widely used motor products. Different motors have different application scenarios. With the co...[Details]

The multi-frequency display power supply circuit refers to a display that supports several video standards. The multi-frequency display can receive signal frequency values ​​from multiple video adapt...[Details]