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This article will introduce an LED that has small size, low cost, high PF and high TRIAC brightness adjustment performance. This design uses a single-stage power factor correction (PFC) inverter conv...[Details]
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*********************************************************************************************************************************************************** Development board: STM32 cpu :S...[Details]
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As a giant in the chip industry, Qualcomm's Snapdragon series chips are all designed by Qualcomm, but they have been produced by TSMC and Samsung foundries for many years. Previously, Samsung was res...[Details]
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1
Introduction
Geological radar has been used for more than ten years.
The attenuation coefficient is proportional to the square root of the conductivity
(
σ
...[Details]
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According to the official WeChat public account of Huawei Cloud Computing, Changguang Satellite Technology Co., Ltd. (hereinafter referred to as "Changguang Satellite") and Huawei signed a cooperatio...[Details]
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The so-called calibration is to find a formula to convert the voltage value into the coordinate value. Our touch screen is covered on the LCD. When we get the voltage value of the output point, we ca...[Details]
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During work, I found that many electrician friends are not clear about the working principle of single-phase capacitor motors. Today I will analyze it for you. We know that the power supply has thr...[Details]
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1. Introduction RFC 2889 provides a methodology for benchmark testing of LAN switching equipment. It extends the methodology defined in RFC 2544 for benchmark testing of network interconnection equip...[Details]
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The emergence of mobile phones has changed our lives. With the development of the times, mobile phones are constantly being updated and iterated. Today's smart phones have a variety of functions and ...[Details]
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On April 13, the 2018 (Xi'an) Photovoltaic Parity Innovation Solutions Seminar, co-organized by the China Renewable Energy Society and TBEA Xinjiang New Energy Co., Ltd. with the theme of "Technolo...[Details]
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In recent years, the battery market has gradually expanded from large cities to small and medium-sized cities, and even companies that mainly produce software and electrical appliances have begun t...[Details]
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As one of the leaders in the machine vision industry, French i2S is able to provide high-quality visual inspection solutions for many high-speed production fields, including the plastic film industry,...[Details]
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According to news on June 12, Debian is one of the oldest GNU/Linux distributions. This operating system focuses on stability and does not pursue high-speed iteration. Therefore, a series of new feat...[Details]
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The LED industry is divided into two models, depending on the capabilities of manufacturers: those that focus on high technology and high gross profit, those that focus on average technology and lo...[Details]
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On October 31, a centralized commissioning ceremony was held for the Datang Ali Energy Storage, Basu Wind Power, and Heshun Photovoltaic Projects. The Tibet Ali Independent Grid-connected Energy St...[Details]