[align=left]The variable frequency power supply can be used for a long time without frequent failures, which is inseparable from the maintenance and repair of the variable frequency power supply by th...
5G / UHB FEM
Qorvo Enabling 5G/UHB Mobile Connectivity
High data rate 5G drives high bandwidth RF5G brings unprecedented bandwidth, some in frequency ranges never before used for cellular communicatio...
[i=s]This post was last edited by 1nnocent on 2020-8-13 18:03[/i]In the book Switching Power Supply Design (3rd Edition),The logical relationship behind this is that the EA output voltage decreases, w...
On October 19, the topic of "Tsinghua University's virtual students suspected of having real-life AI faces replaced" attracted attention online.Some netizens questioned that the "Tsinghua virtual stud...
Eric Creviston, president of Qorvo Mobile Products, said: "The addition of Cavendish Kinetics enables us to establish a market-leading position in antenna tuning . Several of the world's leading smart...
The TV market is a huge market with about 4 billion users worldwide and more than 200 million units shipped each year. TV is also a product that has been with most Chinese families for more than 20 ye...[Details]
Bitwise operators:
& bitwise AND
| bitwise inclusive OR
^ bitwise exclusive OR
left shift
right shift
~ one's complement (unary)
I came across a way of writing in a book: ~(...[Details]
1. Basic Concepts
1. 89C51 has two counters T0 and T1, and 89C52 has one counter T2. Each counter is composed of two 8-bit RAM units, that is, each counter is a 16-bit counter, and the maximum coun...[Details]
We live in a highly connected world. The development of new technologies such as 5G and the Internet of Things has also brought unprecedented challenges to network security. So what kind of cyber att...[Details]
On the morning of August 26, a screenshot of a test product said to be a 6.7-inch iPhone 12 Pro Max was exposed on the Internet today. According to this picture, this year's iPhone flagship product...[Details]
1. Hardware Connection The SWIM interface only needs one transmission line to complete bidirectional transmission. The transmission process is initiated by the host, and the device responds. The host...[Details]
An electronic oscilloscope is an instrument used to measure the shape of alternating current or pulse current waves. It consists of a tube amplifier, a scanning oscillator, a cathode ray tube, etc....[Details]
As the foundation and support industry for the global digital and intelligent transformation, the semiconductor industry still has strong vitality for development and innovation. The rise of innovati...[Details]
In order to support the sales and promotion of new energy vehicles and accelerate the construction of intelligent charging and battery replacement service network, Changchun Power Supply Company pl...[Details]
With the rapid evolution and installation of intelligent driving from L0 (warning function), L2 (independent lateral and longitudinal execution functions) to the current L2.9 (urban NOA), vehicles'...[Details]
The metal detection alarm introduced here has a simple circuit, is easy to make, small in size, and is easy to carry and operate. It is suitable for detecting metal objects in any non-metallic ma...[Details]
1. int === 2 bytes
2.sfr===Special function register, also an extended data type, occupies 1 memory unit, and can be used to access all special function registers in the 51 microcontroll...[Details]
According to well-known whistleblower @Apple Lab yesterday, all iPhone 12 models will adopt a pure flat glass design. Except for Apple, most manufacturers' flagship phones currently have one or m...[Details]
Recently, the tea genetics and breeding team of the Tea Research Institute of the Chinese Academy of Agricultural Sciences developed a biochip named 200K tea tree SNP (single nucleotide polymorphism)...[Details]
Drive-by-wire chassis solutions
In the process of automobile intelligence and electrification, core technologies and products related to intelligent wire-controlled chassis have beco...[Details]
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