Thanks to the forum users for their strong support for our Qinheng evaluation activities. Through the last evaluation activity, we found that our engineers are all crouching tigers and hidden dragons!...
In the last issue, we shared the cross-sections of electronic components such as switches, plugs, BGAs, electret microphones, optocouplers, etc. In this issue, let’s take a look at the cross-sections ...
In addition to using relays and mechanical switches, how can we separate the voltage range from the resistance range, so that the resistance range is turned off when measuring voltage, and the voltage...
There are many formulas used in power supply design, and as an engineer, it is inevitable that you will get stuck on a certain formula occasionally. Today, let's review the 10 most commonly used formu...
Ultrasonic ranging has many characteristics such as rapidity, convenience, simple calculation and high measurement accuracy. Therefore, it is widely used in reversing radar, rangefinder, mobile robot ...[Details]
introduction
In the UAV flight control system, the flight controller is its core component, which is responsible for the acquisition of flight control system signals, the solution of control laws, ...[Details]
Information shows that recently, Beijing Xiaomi Mobile Software Co., Ltd. announced a patent for "jump capture method, device and storage medium". The patent abstract shows that the present inven...[Details]
The solution automatically monitors user-level traffic in real time across physical, virtual and cloud environments, providing customers with deep insights into user behavior and experience
...[Details]
According to news on July 24, at a press conference held recently, Zhao Zhiguo, chief engineer of the Ministry of Industry and Information Technology, said that the Ministry of Industry and Informati...[Details]
Float level gauges are widely used in my country's liquid level measurement industry. They not only provide continuous measurement for enterprises, but are also easy and simple to use. Therefore, t...[Details]
A new continuous conduction mode (CCM)
Power factor correction
(PFC) controller, named ICE1PCS01, is developed based on a new control scheme. Compared with traditional PFC solutions, this new...[Details]
On August 31, it was learned from relevant departments that two solar photovoltaic power generation dual-axis tracking systems were successfully installed in the research and development building of...[Details]
Frost & Sullivan Names HID a Leader in Biometrics In Frost Radar™’s 2022 Annual Biometric Report, HID ranks first in growth index and third in innovation index Austin, Texas, February 15, 2023 ...[Details]
Figure 1 shows the output overcurrent protection circuit of the integrated operational amplifier. When the output of the integrated operational amplifier overcurrents for some reason (such as output...[Details]
0 Introduction
The launch and operation of any new communication service cannot be separated from a powerful, effective and highly reliable transmission system. The problem that follows is h...[Details]
Recently, the State Administration for Market Regulation announced the results of a random inspection of the quality of photovoltaic grid-connected inverter products in 22 projects in seven provi...[Details]
According to AppleInsider, Intel CEO Bob Swan announced the financial status of the first quarter of 2019 in a conference call on Thursday. He said in the report that the company expects to provide 4...[Details]
SoftBank Group Corp. is cutting jobs at its global robotics business and has halted production of its Pepper robot, scaling back its ambitions in the sector, according to documents seen by people fam...[Details]
01
Information security requirements
This chapter mainly introduces the information security requirements from four aspects: hardware security, system security, communication security, an...[Details]
Special Edition for Assessment Centres
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