Qorvo provides leading technology and comprehensive product solutions for demanding hybrid fiber-coaxial (HFC) and broadband applications. Qorvo's broadband portfolio includes high-power amplifiers, l...
Transistor, whose full name should be semiconductor triode, also known as bipolar transistor and crystal triode, is a semiconductor device that controls current. Its function is to amplify weak signal...
As consumers, we always hope that new energy vehicles have a long enough range, a fast enough charging time, and can be used effortlessly and achieve the same efficiency as fuel vehicles, while enjoyi...
Compared with GaAs, silicon or other traditional semiconductor materials, GaN will shine in 5G network applications, such as high frequency and small base stations with limited size. As shown in the f...
[i=s]This post was last edited by elec32156 on 2021-9-6 15:52[/i]As shown in the figure, this is the internal circuit of a 4-channel ESD protection device TPD4E001 and the application circuit of an ex...
I looked up Knowles online and it seems to be a well-known company. I took a fancy to their ultrasonic microphone SPU0410LR5H. I looked up ultrasonic on the official website and found this model. I al...
4G changes life, 5G changes society. The arrival of 5G is undoubtedly an important manifestation of scientific and technological progress. In order to seize the future market, many countries around t...[Details]
Abstract: This paper summarizes the principles and performance of UPS power supply and lead-acid battery, and discusses the design process and design basis of DC UPS power supply with examples, giv...[Details]
Have you encountered the same problem as Xiabai? Many times, when we use the optical drive player to insert the CD, there will be lag or even reading failure. Whether it is a car DVD or a computer op...[Details]
DC current part: The moving coil should be installed properly, and there should be no ferromagnetic material in the moving space. If the shunt resistor is burned out, it should be replaced according ...[Details]
The RTX51 real-time operating system can be used for microcontroller software design to truly achieve parallel execution of various tasks. At the same time, since the program structure is more scienti...[Details]
According to foreign media reports, two new Xiaomi phones have recently passed the EEC certification, one of which is the Xiaomi 10 phone, which also confirms that Xiaomi 10 will be launched in the E...[Details]
1. Principle of phase measurement by filling count
There are many ways to obtain the phase value between two signals of the same frequency. One of the more commonly used methods is to use the zero...[Details]
On April 19, Rainbow Co., Ltd. released its 2021 annual report, stating that the company achieved operating income of 15.174 billion yuan in 2021, a year-on-year increase of 45.23%; net profit attrib...[Details]
Everyone has heard of the concept of "burn-in", which can bring out the sound quality of headphones to the extreme. It is like a "ritual". Most headphone enthusiasts believe that newly purchased he...[Details]
On August 16, 2018, WPG Holdings, a leading semiconductor component distributor dedicated to the Asia-Pacific market, announced that its subsidiary U-Shang has launched STMicroelectronics' (ST) conne...[Details]
This article introduces a variety of microprocessor MCU and smart card cracking methods: including known non-invasive attacks such as power analysis and noise interference as well as invasive attacks ...[Details]
The hardness of aluminum profiles is generally tested with a Webster hardness tester. The national standard GB5237-2004 stipulates that the hardness of 6063 aluminum profiles should be greater than 8H...[Details]
The high-resolution optical link diagnostic instrument (OCI) is based on optical frequency domain reflection technology (OFDR) and can easily test fiber link losses. The OFDR test insertion loss meth...[Details]
Although it feels like a running account, this is the only way to learn. After I have penetrated ARM three times, I will deal with the problem comprehensively and give the most concise and direct answ...[Details]
Solar cells are devices that directly convert light energy into electrical energy through the photoelectric effect or photochemical effect. Thin-film solar cells that work with the photoelectric ef...[Details]