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Google today announced the launch of Android 12L, an Android 12 system optimized specifically for tablets and foldable devices. Android 12L will optimize the system UI to make it easy to use on ...[Details]
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1. Power factor control circuit and UC3854
⒈Definition of power factor
PFC is power factor correction. Power factor (PF) refers to the ratio of AC input active power (P) to in...[Details]
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introduction This topic comes from a project of Beijing Puji General Company. Since the company’s existing stand-alone spectroscopic instrument products (such as 1810, T6, etc.) use parallel port pri...[Details]
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Abstract: This paper introduces some characteristics of neural discharge signals, and introduces a real-time neural signal acquisition and analysis hardware and software system designed for the ...[Details]
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魅族科技今天上午宣布,魅族春日新品观影会 4 月 19 日 19:30,全网上映。“清浅白沙,依山观海。愿藉这方晴空下的银滩,脱离世俗繁杂,憩谈生活,细述心声。” Although Meizu chose the number '19' as the date for this press conference, the products of this film view...[Details]
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With the advent of an aging society, the issue of caring for elderly people living alone has received increasing attention. Therefore, researchers have used microcontrollers (MCUs) with high contro...[Details]
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On July 11, HELLA, a subsidiary of automotive parts supplier FORVIA, announced today that it has been commissioned to carry out large-scale development and production of pure electric brake pedal sen...[Details]
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The Management Committee of the Lingang New Area of the Shanghai Free Trade Zone and Horizon (Shanghai) Artificial Intelligence Technology Co., Ltd. have officially signed an agreement to build a g...[Details]
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Ceramic oscillator equivalent circuit model
The following circuit consisting of resistors, capacitors, and inductors is the equivalent circuit of a crystal/ceramic oscillator.
Note 1. LS-serie...[Details]
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I used to think that XEP100 didn't have a unique identifier, but I was flipping through the manual a few days ago and came across the ID. I'll make a note of it. Figure 1. IFR field description T...[Details]
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First of all, STM8 has three low-power modes, namely waiting, active shutdown and shutdown. Please read the official manual for the specific differences between the three. Here we only talk about t...[Details]
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Linear regulated power supplies are widely used in scientific research, power electronics, electroplating, radio and television transmission, communications and other fields. They are indispensab...[Details]
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1. Overview
Traditionally, the communication power supply system has been divided into several parts in the industry, mainly consisting of AC distribution, DC distribution, r...[Details]
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1. Main text Preface The production of this product took more than three months. During these three months, our group has been immersed in the laboratory except for class time. Even during the Chin...[Details]
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Single-phase electricity is used to power household and office appliances, while three-phase alternating current (ac) systems are widely used to distribute electricity and directly provide power to hi...[Details]