Suzhou, medical device industry, recruiting senior electronic engineers. Mainly responsible for the design and manufacture of electronic parts, mainly reliability design. Design and plan reliability t...
[i=s]This post was last edited by tianshuihu on 2014-3-15 17:38[/i] [align=left][font=宋体][size=14px]Last time I introduced the use of USB Dongle[/size][font=宋体][size=14px] for packet capture. I saw th...
[size=6][backcolor=rgb(214, 239, 255)] Looking for embedded talents working in Beijing, with fixed spare time, wanting to do some meaningful electronic product development activities, willing to devel...
[align=left]Introduction to transformer CCM design (DCM is simpler and will not be introduced here)[/align][p=25, null, left]CCM is the abbreviation of continuous inductor current mode. Flyback transf...
[url=https://bbs.eeworld.com.cn/thread-80095-1-1.html]https://bbs.eeworld.com.cn/thread-80095-1-1.html[/url] [[i] This post was last edited by hhy on 2009-7-15 16:40[/i]]...
Circuit working principle: The automobile electronic fuel economizer circuit is composed of diodes VDl-VD6, resistors Rl-R8, capacitors Cl, C2, transistors Vl-V3 and solenoid valve YV, as shown in the...
PV DC fuses are safety devices used to protect PV panels, inverters, and DC loads. To ensure their safety and reliability, they must be UL248 certified.
Before applying for UL248 certifi...[Details]
EtherCAT (Ethernet for Control Automation Technology) is a real-time industrial fieldbus communication protocol based on an Ethernet-based development framework. EtherCAT is one of the fastest indu...[Details]
Electric vehicles are currently gaining momentum, but this is just a facade. Fuel-powered vehicles remain unchallenged. While electric vehicles boast unique advantages in environmental emissions an...[Details]
Today's security industry has entered the era of massive networking. Many enterprises, especially financial institutions, have established multi-level video surveillance networking platforms. Lever...[Details]
With the rapid advancement of automation technology, collaboration between robots is no longer just science fiction. Imagine dozens of machines moving goods in a warehouse without interfering with ...[Details]
The automotive industry in 2025 is undergoing a thorough intelligent reshuffle.
Geely wants to make changes in the field of AI cockpits: in the future, there will be no traditional smart...[Details]
introduction
The concept of the smart home is gradually developing and gaining market acceptance. We believe its ultimate form lies in the interconnection of all home appliances through open i...[Details]
In daily life, power transformers have different functions and uses due to different usage scenarios. The most common ones can be divided into: control transformers, isolation transformers, rectifi...[Details]
The difference between a series inverter and a parallel inverter is that they use different oscillation circuits. A series inverter connects L, R, and C in series, while a parallel inverter connect...[Details]
Methods of DC motor speed regulation:
1. The voltage regulator can be used to change the input voltage and speed directly, which is often used for large kilowatt-level motors.
2. Thyristo...[Details]
New version helps developers build secure and trustworthy embedded systems
Shanghai, China—August 21, 2025—
QNX, a division of BlackBerry Ltd., today announced the release of QNX...[Details]
Hair dryer structure and working principle: It is mainly used for drying and shaping hair, but it can also be used for local drying, heating and treatment in laboratories, physiotherapy rooms, ind...[Details]
0 Introduction
Portable terminals integrate a computer and display screen into a single device. Due to limited space in portable devices, previous designs often used a single-chip microcompute...[Details]
In this final installment of a five-part blog series, I will discuss noise in op amps driving headphone loads and some techniques for reducing it. Previous posts have discussed headphone load power...[Details]
The intelligent
dust monitoring system intelligently monitors dust concentrations at and around construction sites. All concentration values are transmitted to a cloud server for
cloud co...[Details]