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Selective coordination and backup coordination
Selective coordination and backup coordination have been discussed a lot in various magazines and literature. Here we only discuss a few poin...[Details]
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The production principle is shown in Figure 6-16 (a). The light-emitting diode uses a round red diode; the phototransistor is modified from 3A×31. 3AX31 uses a slender cap. Use a file to flat...[Details]
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This paper analyzes the application of independent photovoltaic systems in solving the power supply problems of border island troops and the construction of ecological camps, discusses the main pro...[Details]
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2. Let's talk about how the addresses in mini2440_dm9k_resource are calculated. Address calculation is also an important part in driver transplantation. Address calculation is rarely introduced in on...[Details]
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1. WPG World Peace Group launched the automotive matrix headlight solution based on
Onsemi
NCV78343
&
NCV78964
for
automotive matrix headlights
.
...[Details]
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How to improve the operating efficiency of domestic PLCs and shorten the execution time to complete the same task. Let lower performance products complete higher performance processing requirements...[Details]
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1. Introduction to the functions of C8051F020 MCU
The C8051F020 device is a fully integrated mixed-signal system-level MCU chip with 64 digital I/O pins. Its main features are: 1) High-speed, pipel...[Details]
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1. Introduction
In the switching power supply system for communication, in order to reduce the input current harmonics and reduce its pollution to the power grid, and at the same time fac...[Details]
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Google's $2.1 billion acquisition of fitness tracker company Fitbit could harm consumers and hinder innovation, European consumer group BEUC said. BEUC called the deal a game-changer in the digital...[Details]
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At present, the standards we are mainly based on for EMC testing of TD-SCDMA are: "YD/T 1592.1-2007 2GHz TD-SCDMA Digital Cellular Mobile Communication System Electromagnetic Compatibility Requi...[Details]
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Through a series of process technology improvements, the quantum efficiency of near-infrared imaging at 940nm wavelength reaches 50%, breaking OmniVision's industry record; achieving the goals of i...[Details]
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1 Introduction
At present, in the Tokamak device for magnetic confinement nuclear fusion research at home and abroad, a variety of high-power secondary heating methods are neede...[Details]
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On November 3, at the Xiaomi Mobile Internet Industrial Park in Beijing, Fan Dian, general manager of Xiaomi's IoT Platform Department, and Wei Ran, director of China Academy of Information an...[Details]
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Preface
UPS power supply is a key device used in the industrial field to protect the load from power failure. There are two types of power failure protection for different load applications. O...[Details]