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1 Introduction
The intelligent meter reading system is a system that reads the data of multiple user meters in a centralized manner through the transmission media by the master station. It...[Details]
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IntroductionUSB
, serial port, and parallel port are commonly used interfaces for communication between PC and peripherals. However, for images with large data volumes, if the serial RS-232 protoc...[Details]
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Preface
Sine wave inverters are widely used in various fields such as electricity, post and telecommunications, communications, and aerospace. Moreover, with the continuous development and...[Details]
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Today, many wireless devices combine GSM, WCDMA, Bluetooth, WLAN, GPS and FM technologies and support the high data rates required for mobile Internet. Moreover, as customers demand mobile wireless...[Details]
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Future 4C products are characterized by low price, light weight and mobile Internet access, so their power supply design must break away from traditional limitations, including complicated external...[Details]
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In recent years, LED has made great progress in backlight applications. It has not only been popularized in the backlight applications of small-size LCD displays, but has also begun to enter the ba...[Details]
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From the perspective of operators, video surveillance has developed into an important value-added service of China Telecom, laying a solid foundation for China Telecom's transformation into a compr...[Details]
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1 Introduction
Complementary Metal Oxide Semiconductor (CMOS) image
sensors
have the characteristics of low power consumption, high integration and easy control. Their signal-to-no...[Details]
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Infrared remote control technology is a technology that uses infrared rays to transmit instructions. It is widely used in many fields such as household appliances, toys, security, military technolo...[Details]
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USB has the following advantages, making it an easy choice for users to develop test and measurement applications.
True plug-and-play: Simply connect the data acquisition module to the PC's US...[Details]
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There are many kinds of USB devices on the market, but these devices have some common characteristics. According to these characteristics, USB devices can be divided into different classes, such as...[Details]
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First of all, I have to say that I am a newbie and I have learned a lot in this forum. But since this year, the forum seems to have lost the scene of a large group of experts discussing issues last...[Details]
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Abstract: The basic principle of SVPWM (space vector modulation) is discussed in detail, and a design scheme of a three-phase PWM rectifier control system based on DSP is given. TMS320F-2812 is applie...[Details]
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LED fluorescent lamps can save at least 30% of electricity compared to traditional fluorescent lamps, and their lifespan is 5 to 8 times longer than that of traditional fluorescent lamps. At presen...[Details]
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As a new type of
semiconductor
light source,
LED
has been paid more and more attention by the industry.
LED lamps
and backlight sources have been widely used in many fields. T...[Details]