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Power amplifier, referred to as "power amplifier". In many cases, the rated output power of the host is not enough to drive the entire audio system. At this time, a power amplifier must be installed b...[Details]
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The China Securities Regulatory Commission issued an announcement today saying that it has approved Jingfeng Mingyuan’s IPO registration on the Science and Technology Innovation Board. The announceme...[Details]
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1.2.4 Spectrum Estimation Method
The frequency estimation of traditional ultrasonic Doppler signals often uses classic spectral estimation algorithms such as zero-crossing counting method and fas...[Details]
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The concept and working principle of three-phase asynchronous motor
The three-phase asynchronous motor is a common AC motor. Its working principle is based on the principle of a single-phase i...[Details]
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There has never been an era like today that has given the server storage market such huge development potential and such a layered space for development. Last year, a sudden epidemic forced enterpris...[Details]
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Principle and structure of laser head
Since the advent of the 12cm diameter digital audio CD in 1982, the digital video DVD (digital video disk) has been a dream of the new generation...[Details]
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With the launch of Arm TCS23 (Total Compute Solutions 2023), Kinjal Dave, Senior Director of Product Management of Arm’s Terminal Division, published a blog post on Arm’s official blog titled “TCS23 ...[Details]
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Under the wave of digital transformation, the definition of a car is being rewritten, and people are beginning to expect higher levels of comfort, safety, efficiency, and consumer electronics functio...[Details]
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As the wave of new energy subsidies fades, many new energy vehicle manufacturers, especially the earliest new forces, are facing severe survival pressure due to the lack of competitiveness of their o...[Details]
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VIAVI Solutions recently announced that it has partnered with Mavenir, a leading provider of end-to-end, cloud-native network software for mobile operators, to perform lab validation of wireless acce...[Details]
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According to financial reports, Huawei's 2019 Pollen Annual Meeting was officially held today. Huawei Consumer Business CEO Yu Chengdong attended the meeting and delivered a speech. Yu Chengdong sa...[Details]
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Qualcomm released its first quarter financial report for fiscal year 2020. The report showed that Qualcomm's net profit in the first quarter was US$925 million, a 13% decrease from US$1.068 billion i...[Details]
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"Guess what kind of activity I'm participating in now?"
"You are attending WAIC, the big party for artificial intelligence. Many technology experts are here..."
"Please introd...[Details]
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0.1Hz ultra-low frequency sine wave withstand voltage test technology and its application
Abstract
This paper focuses on the 0.1Hz ultra-low fre...[Details]
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The RS-485 standard is widely used in industrial control, power communication, intelligent instruments and other fields. However, in field environments such as industrial control, the situation is ...[Details]