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According to recent foreign media reports, Samsung Display will provide foldable OLED panels for Huawei's next-generation foldable mobile phones. BOE is the main supplier of foldable displa...[Details]
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Qualcomm has announced an antenna module designed for customer premise equipment (CPE) used in fixed wireless access (FWA) services, expanding its portfolio of mmWave modules for 5G. The QTM527 mmWav...[Details]
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There are usually two ways to detect whether the ordinary zinc-manganese dry battery has sufficient power. The first method is to estimate the internal resistance of the battery by measuring t...[Details]
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1. Introduction
In some large scientific research institutions, there are many laboratories with different functions, which undertake different experimental projects and may have different foc...[Details]
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If we must give "2019" a title of the first year, it should be the first year of commercialization of autonomous driving . The reason is simple: the sales volume of the automobile market has declined...[Details]
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At the end of the year and the beginning of the next year, 5G mobile phones were frequently launched. On November 26, 2019, the Honor V30 5G mobile phone was released, priced from 3,299 yuan; on Dece...[Details]
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The first half of 2021 is about to pass, and many people are already looking forward to the products of Chinese mobile phone manufacturers in the second half of the year. So in this issue of Digital ...[Details]
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The ESP8266 WIFI module is a module I have always wanted to learn, and now the Internet of Things is developing so fast. Let's first take a look at what the ESP8266 WIFI module looks like, as shown...[Details]
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When renovating or changing routers, you always face a problem: if the password is too simple, it is easy to be cracked by hackers' social engineering or even brute force, which will slow down ...[Details]
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Offline flyback power supplies require a clamping circuit (sometimes called a snubber) on the primary side of the transformer to limit the drain-source voltage stress across the power MOSFET switch w...[Details]
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Using 3DD25 transistor to make photosensitive tube
Electronic enthusiasts often use phototransistors, or photosensitive tubes for short, when making photoelectric controllers or devices....[Details]
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1 Overview High brightness (HB) LEDs are now widely used in various lighting equipment. Their light output (luminous efficiency) is usually measured in lumens/watt, which has exceeded the luminous ef...[Details]
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One of the most useful features of USB power is the ability to charge batteries in portable devices. However, whether it is USB power or other power sources, battery charging is more than just draw...[Details]
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When measuring current, you must pay attention to the most important point. Do not confuse the method of measuring current with the method of measuring voltage, because many novices use the same meth...[Details]
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Shanghai, China, November 6, 2024 - amsram (SIX Swiss Exchange stock code: AMS), a leading global supplier of optical solutions, held the amsram China Development Center (CDC) roundtable forum at t...[Details]