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Power Integrations (PI) has introduced three charger/adapter reference designs using its new LinkSwitch-II series of AC-DC switching power conversion ICs. The new LinkSwitch-II devices use high-pre...[Details]
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Electrocardiogram is an important means of diagnosing heart disease. However, due to various reasons, it is difficult to capture abnormal electrocardiograms with ordinary electrocardiographs. Although...[Details]
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Abstract:
An amplifier solution for ceramic speaker systems is presented.
Keywords:
audio; ceramic speaker; amplifier; Class G
Today's portable devices require smaller, thinne...[Details]
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Novaled, a German company, has successfully developed p-type and n-type field effect transistors based on a single-layer pentacene semiconductor layer by using its own p-type and n-type dopants. This ...[Details]
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Currently, there are huge differences in market analysis statistics for high-brightness LEDs (light-emitting diodes). Despite the divergence of forecasts, one trend is clear: the high-brightness (H...[Details]
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Biometric authentication technology replaces the traditional methods of using keys, ID cards, passwords, etc. for personal identification, and can be widely used in access management in bank...[Details]
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0 Introduction
The peak value of AC voltage refers to the maximum value (positive peak value) or minimum value (negative peak value) of AC voltage, which is a very important parameter in t...[Details]
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0 Introduction
The pipeline detector is a special portable instrument that uses the secondary field principle to detect underground metal pipelines. It generally includes a transmitter and...[Details]
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Differential circuits can effectively remove common-mode noise in high-frequency and high-speed designs. Differential devices and transmission lines are not only commonly used in high-speed digital...[Details]
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The general decision logic for purchasing goods is: whether it can be used, how easy it is to use, whether it is durable, and the price. In fact, this logic can also be applied to the selection pro...[Details]
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Overview
With the development of science and technology, power electronic equipment is increasingly closely related to people's work and life, and electronic equipment cannot do without re...[Details]
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1 The emergence of OPC technology
OPC (OLE for Process Control) technology is the application of object linking and embedded technology in process control, including a series of indust...[Details]
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Abstract: With the further improvement of the modernization of medical instruments and equipment, the phenomenon of interference causing the instruments and equipment to not work properly and dama...[Details]
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0 Introduction
The Ministry of Education proposed in the overall idea of college English teaching reform: reform the existing teaching model, change the model of teachers, textbooks, cha...[Details]
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1. Introduction In the SPEIC (Single-ended Primary Inductor Converter) design, the output voltage can be lower or higher than the input voltage. The SPEIC shown in Figure 1 uses two inductors L1 and L...[Details]
Power technology
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