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The circuit in Figure 1 allows you to verify a fiber bundle, especially if the link passes through several patch panels. You can see it at the far end. It uses two high-brightness LED flashers that...[Details]
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There are many foundry companies in mainland China, of which three have entered the top 10 in the world, namely SMIC, Huahong Group, and Jinghe Integrated Circuit. According to the ranking in Q4 2021...[Details]
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德国专利局日前公布的《2021年度报告》显示,中国2021年在德国申请的专利数量显著增加。在数字通信技术领域,尤其在5G移动通信标准专利上,中国已申请4308项,同比增长6.8%,超过了拥有4115项专利的美国。 Cornelia Rudloff-Schäffer, President of the German Patent Office, said: "When it comes to G...[Details]
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Today's global power battery market is no longer enough to be described as the "triple competition" between China, Japan and South Korea. It may be more accurate for Chinese companies to "take the le...[Details]
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IHS Markit recently revised down its forecast for global new car sales in 2019 to 91 million units, a 2% year-on-year decrease, compared with the original forecast of a year-on-year increase. Kyo...[Details]
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Recently, according to a report by Korean media ETNEWS, the semiconductor equipment market is expected to show explosive growth in the future as the United States has shown a strong interest in chip ...[Details]
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On November 23, Ningbo Runhua Quanxin Microelectronics Equipment Co., Ltd. (hereinafter referred to as "Quanxin Microelectronics") underwent industrial and commercial changes and added a new sharehol...[Details]
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High-precision operational amplifier, what does high-precision operational amplifier mean
Definition of high-precision operational amplifier The so-called high precision refers to the accuracy of ...[Details]
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As mobile phones have more and more functions, users' energy demands for mobile phone batteries are also increasing. Existing lithium-ion batteries are increasingly unable to meet consumers' req...[Details]
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This time, I really felt the anxiety of using electric cars, but not the anxiety about the range, but some problems with the current charging facilities. I think the volume of electric cars will be v...[Details]
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Yesterday (7), TSMC stated that after more than a year of mass production of its 7nm process technology (N7), the yield of N7+ using EUV technology is already very close to that of N7; its 6nm proces...[Details]
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On the evening of February 24, VeriSilicon released its 2020 annual performance report. In 2020, VeriSilicon achieved operating income of 1.506 billion yuan, a year-on-year increase of 12.40%; the ne...[Details]
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Using self-bias circuit to realize stable phototransistor light receiving circuit
Function of the circuit
In the optical receiving circuit, if the external light causes malfu...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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1. Overview
With the development of economy and the improvement of people's safety awareness, the security industry has developed rapidly in the past 30 years. In addition, the propos...[Details]