[i=s] This post was last edited by Pingpiaoliu on 2016-6-20 16:58 [/i] In wireless energy transmission, both the transmitter and receiver use RLC resonant circuits. So, "When the secondary coil receiv...
Diode limiter circuit
We often see combination circuits of diodes. These five circuits may not have practical significance, but they can be analyzed!
What are the output voltage ranges of OUT1-OUT5? (...
[i=s] This post was last edited by ena on 2017-2-24 17:47 [/i] For some reason, an incomplete row of black dots appears in the first column of the left and right half of the screen, and sometimes it a...
When I don’t understand something, I read articles written by others, and then I repost them if I find them really well written. I seldom write by myself, mainly because my writing is too bad and my l...
If so, I don't know if I am worrying too much, but recently not many people buy LPC1114 on Taobao, and the price is quite high. [[i] This post was last edited by zhaojun_xf on 2010-6-1 10:21 [/i]]...
I have an ARM development board, a mc39i module and an evaluation board. The evaluation board has a serial port, so I can use the evaluation board to link the ARM development board and mc39i through t...
SinoWise's SH66xx series 4-bit microcontrollers have the characteristics of fast speed, low power consumption, simple structure, easy to use, and high cost performance. They are widely used in remo...[Details]
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Abstract
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RFID technology will be ubiquitous in the future, and there is no doubt about it, because it brings convenience and timeliness to people, which means efficiency and...[Details]
With the advancement of computer technology, the development of image processing and pattern recognition methods, fingerprint processing technology has become more mature and has been widely used i...[Details]
Sensors have made inroads into automotive, medical, industrial and aerospace applications. But you may not see anything changing yet. Growing demands for safety, convenience, entertainment and efficie...[Details]
Microelectromechanical systems (MEMS) are gradually entering the consumer, industrial, medical, automotive and computer application markets. Moreover, we cannot ignore their steady progress in the ins...[Details]
1 Introduction
In the current test field, the correlation detection method is increasingly widely used for filtering. Correlation filtering can easily separate a signal of a specific frequency...[Details]
Chapter 1 Proposal
Endless salespeople interrupt your normal work schedule;
Employees leave their work stations without permission during working hours;
Unauthorized persons ente...[Details]
introduction
The data detected by various measuring instruments often need to be transferred to the PC for data processing and archiving, so as to make full use of the rich hardware and softwa...[Details]
The rapid growth of consumer video applications, from portable media players and cell phones to video game consoles, requires a multitude of different interfaces and adapters to enable users to tra...[Details]
With the continuous development of digital television, the demand for high-definition is imperative. H.264, as a new generation of compression standard, has a more complete algorithm than MPEG-2, ...[Details]
0 Introduction
With the continuous progress of society and the improvement of people's living standards, environmental protection and energy conservation have received more and more attention....[Details]
Intelligent video analysis system is the development direction of monitoring. This technology is not far away from us. The 1,300 channels of the Qinghai-Tibet Railway use video analysis to protect ...[Details]
Overview and application status of IC card access control
IC Card Access Control Overview
System Overview: Use IC card as the carrier to realize identity recognition and access co...[Details]
1. Overview:
Electronic sphygmomanometers are currently widely used and promoted due to their advantages such as non-invasiveness, simple operation, and portability. There are many methods...[Details]
After more than 20 years of development, Ethernet has become an indispensable part of the underlying connection in modern Internet. It is easy to network and has better openness, making it one of t...[Details]
Power technology
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