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Using LCD panels, information can be displayed in many ways. For example, how to draw the user's attention to a specific part of the LCD panel? One way that does not require any additional segments i...[Details]
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ON/OFF控制技术在满足严格的能效规范方面具有显著优势,例如EuP Lot 6要求。上面提到的9V电源在满载时通常可实现70%的效率,并且在整个宽负载范围内均可维持这一效率水平。PWM电源正好与此相反,其效率往往随负载的增大而减小。对于待机负载(Io=25mA),输入功率仅为115mW,230VAC,可轻松满足严格的EuP Lot 6要求。如果分别添加一个二极管、电容和电阻,从变压器偏置绕...[Details]
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Multiple Input and Multiple Output (MIMO) technology is arguably the next most important development in wireless communications since the advent of digital communications. Many new wireless communi...[Details]
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Introduction
In factories or laboratories, experimenters need to monitor certain dynamic quantities and state quantities in real time, or use them to quickly and accurately monitor certain key equi...[Details]
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In general, the project has been compiled and can be simulated and run, so these red crosses seem redundant and awkward. How to solve these red crosses? Click Edit- configuration, in the configurat...[Details]
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According to Cailianshe, LG Electronics said it will exit the solar panel industry due to rising costs and fierce competition. LG Electronics said it will invest more resources into core business ar...[Details]
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Abstract: The standby function of the L5991 chip is introduced, and a standby circuit is designed based on the flyback switching power supply circuit composed of the UC3842 chip, so that the switch...[Details]
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Abstract: Glass fiber is widely used in residents' lives, industry and military. To manufacture glass fiber, glass needs to be melted at high temperature, and the melting temperature needs to be co...[Details]
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Industry standards for radiated immunity and conducted immunity testing require the use of an oscilloscope to verify the pulse waveforms and pulse measurement parameters such as rise time, fall time...[Details]
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Understanding PLC
Programmable logic controller uses a type of programmable memory to store programs internally, execute user-oriented instructions such as logic operations, sequential control...[Details]
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The next milestone in digital displays Dr. Steffen Berns, President of Bosch Car Multimedia, said: “Displays are gradually becoming interactive systems.” Safer: 3D effects improve the speed of...[Details]
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At home and abroad, at present, 1000V and above ultra-high voltage and high current MOSFETs are almost monopolized by imported brands, and there are disadvantages such as high prices and long delive...[Details]
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Micron Technology Inc., a leading global automotive memory supplier, recently announced that its automotive-grade high-performance LPDDR5 DRAM memory and UFS 3.1 products based on 3D TLC NAND technol...[Details]
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OFweek Cup 2022 China
Robot
Industry Annual Awards (abbreviated as OFweek Robot Awards 2022) is jointly organized by OFweek, China's high-tech industry portal, and its authoritative robo...[Details]
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There are three main excitation methods for DC motors: separately excited, parallel excited, and series excited. The following will introduce the characteristics and applications of these three exc...[Details]