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Calibration method of withstand voltage tester 1. Tester output voltage Figure 5 Output voltage calibration wiring diagram Put the withstand voltage tester in the "reset" state, turn the "v...[Details]
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TrendForce research shows that the DRAM industry revenue in the fourth quarter of 2022 was US$12.28 billion, down 32.5% from the previous quarter. The decline even exceeded the 28.9% decline in the ...[Details]
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The STI3000 dynamic wafer-level test system uses STI's patented technology (DST) to drive the MEMS movement on the wafer through a driving voltage, thereby measuring the various related characteristi...[Details]
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As consumers increasingly demand smaller, more functional portable devices, the digital imaging market continues to show a trend of miniaturization. This trend has also brought greater demand for t...[Details]
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A few days ago, Huawei released its new mobile phone Mate 30 in Germany, but the official could not pre-install Google Mobile Services (GMS). Later, someone wrote an article specifically on how users...[Details]
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The mobile phone industry, which was once flourishing, has now been monopolized by giants. In the past decade, countless well-known brands have disappeared, such as Nokia, BlackBerry, LG, HTC, etc. I...[Details]
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0 Introduction Since the 1990s, with the development of commercialization and marketization of power supply, domestic power departments and power users have paid more and more attention to power q...[Details]
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1 Introduction Formation charging and discharging is one of the key processes in the battery production process, and its control level is directly related to the quality of the product. The p...[Details]
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According to foreign media reports, automotive supplier Hella is working with partners to develop a production-ready steer-by-wire system solution. With this technology, steering commands are transmi...[Details]
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1) ADC multi-channel acquisition: (Multi-channel acquisition must use scanning mode. In scanning mode, the channels of the rule group share a register, so DMA transmission must be used; to prevent da...[Details]
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STMicroelectronics' new LoRa system-on-chip solution makes farms smarter
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New application of LoRa long-range low-power wide area network (LPWAN) to realize rubber tapping auto...[Details]
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Who will win the battle between LCD and DLP? It is predicted that the total output value of the domestic large-screen splicing wall market will approach 4 billion for the first time in 2010, and wi...[Details]
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With the rapid development of security monitoring systems, new intelligent video analysis technologies are becoming more and more mature. Intelligent video analysis systems are based on image process...[Details]
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500W Power Factor Correction Circuit:
Working principle of power factor correction
1 Definition of power factor
Power factor (PF) refers to the ratio of AC input active power (P) to in...[Details]
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Key points:
● Qualcomm and Google will leverage Snapdragon Digital Chassis and Google Automotive technologies to provide a standardized reference framework for developing generative AI...[Details]
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