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At the 2019 CES Asia, technology and product displays in the automotive field occupied half of the exhibition, and the automobile exhibition hall was expanded to two. Some people even jokingly said t...[Details]
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Samsung's Galaxy series of mobile phones have been launched for many years. This series of mobile phones has made outstanding contributions to the development of the mobile phone industry. Recently, ...[Details]
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Today I debugged a program. Since Feedback is the current sampling value and Setpoint is the PWM value, these two cannot be negative values. So I thought that both Setpoint and Feedback variables can...[Details]
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Building security systems are used in many system topologies, from simple alarm systems to complex sensor networks, all reporting to a master security panel that serves as a hub. Depending on their d...[Details]
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1.What is the essence of product design?
LED street lights
In the case of an oversupply of conventional street lights, their energy-saving effects were praised as miraculous! T...[Details]
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According to Reuters, Google faced a class-action lawsuit seeking more than $5 billion on Tuesday local time, accusing it of illegally violating the privacy of millions of users by widely tracking th...[Details]
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Although it is still too early for the release of iPhone 12, there are already a lot of leaks about it, some of which are true and some are false. According to the latest report from foreign m...[Details]
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With the development of optoelectronic information, microelectronics, network communication, digital video, multimedia technology and sensor technology, security monitoring has moved from tradition...[Details]
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4. Design and application of new green energy-efficient Class D audio amplifier
introduction
In the multimedia era, traditional Class A, Class B, and Class AB linear analog audio amplifiers can...[Details]
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Recently, I suddenly became interested in microcontrollers, so I bought a development board and followed the video tutorial to learn. Now I will record one of the more important steps, which is the...[Details]
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Compared with traditional mechanical watt-hour meters, electronic watt-hour meters can realize three important functions: recording electricity consumption time, prepayment, and automatic meter readin...[Details]
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South Korean media revealed that Samsung Electronics is embarking on a comprehensive organizational restructuring aimed at optimizing internal communication and collaboration processes to enhance t...[Details]
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In actual applications, although active buzzers are easy to control, their disadvantages are that they are relatively expensive and are easily damaged after being used for a long time in a humid en...[Details]
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There are two types of current probes used with oscilloscopes. The first type, AC probe: Rogowski coil, current clamp. The second type. AC and DC probes: current gun, high-frequency current clamp. ...[Details]
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With the development of new energy vehicles and other industries, the research and development of new energy batteries and waste recycling have become the focus of people's attention in recent years. ...[Details]
DSP and ARM Processors
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