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introduction In recent years, with the rapid development of computer technology and integrated circuit technology, the most widely used large-screen display system is the video LED display sys...[Details]
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Both theoretical calculations and experimental data tell us that the propagation speed of light and electromagnetic waves in a vacuum is C=3X108 m/s, which has been universally recognized. Since
...[Details]
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Kyocera Crystal Devices Co., Ltd., a wholly owned subsidiary of Kyocera Corporation (hereinafter referred to as "Kyocera") and a developer and manufacturer of crystal components, has successfully d...[Details]
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Rechargeable battery packs can prematurely degrade if any one or more cells are allowed to over-discharge. When the pack reaches a fully discharged state, the ILOAD•RINTERNAL voltage drop of the weake...[Details]
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With the further development of the national
smart grid
construction and the construction of socialist new countryside, the majority of electricity users have put forward higher requireme...[Details]
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UPS (Uninterruptible Power System) is a constant voltage and frequency uninterruptible power supply that contains an energy storage device and an inverter as its main component. UPS plays an import...[Details]
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In circuit design, the switching power supply controls the on-off time ratio of the switch tube, and plays the most basic but irreplaceable role in the circuit. Because of its importance, the tes...[Details]
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1 Introduction The use of MIMO systems in wireless communications can increase system capacity exponentially. In recent years, many published articles have mentioned linear single-polarization ar...[Details]
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LED lighting replacements for halogen, incandescent, or fluorescent lamps present two design challenges:
1. Meet the size requirements
2. Electrical specifications are compatible with exis...[Details]
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One of the biggest advantages of LED technology is that it can produce pure color light with an extremely narrow spectrum in the form of electromagnetic radiation, with high efficiency and no heat ...[Details]
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Abstract: An arc current fuzzy control algorithm is established in the real-time detection arc current control system of TIG welding inverter power supply. A dual-input single-output fuzzy contro...[Details]
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As fossil energy is decreasing and the problem of global warming caused by excessive greenhouse gas emissions is becoming more and more important, people are actively developing various types of ...[Details]
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The development direction of power supply can be summarized into three aspects: first, miniaturization; second, high efficiency and high reliability; third, intelligence or digitization. Among them...[Details]
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0 Introduction
In the past, DC motor speed control systems were usually controlled by single-chip microcomputers or
DSPs
. However, single-chip microcomputers require a large numbe...[Details]
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With the development of social productivity and the increasing prosperity of the market economy, especially after my country joined the World Trade Organization, my country's electroplating industr...[Details]
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