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Wireless instruments use UHF wireless, which is not easily interfered by WIFI and Bluetooth, and has lower cost than 2.4G. Therefore, many wireless instrument brands choose to use UHF wireless for ...[Details]
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General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a ...[Details]
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Step 1. Select m and fr and calculate Mfr
Using Equation 2, the resonant gain Mfr at the resonant frequency fr can be obtained as follows:
Formula 3
In the above formul...[Details]
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The current module system of new energy vehicles is composed of many parts, such as batteries, VCU, BSM, motors, etc., but these are relatively mature products. Domestic and foreign module manufact...[Details]
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introduction Since the advent of the single-chip switching power supply in 1994, conditions have been created for the promotion and popularization of switching power supplies. The application o...[Details]
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Battery charging:
Different batteries have their own characteristics. Users must charge them according to the instructions in the manufacturer's manual. In standby mode, the phone also consum...[Details]
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On April 5, 2022, according to information from the State Intellectual Property Office, Huawei Technologies Co., Ltd. disclosed a patent for "a chip stacking package and terminal equipment" (applicat...[Details]
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Recently, Renault senior vice president Gilles Normand publicly stated that by 2025, Renault's electric vehicles may use solid-state batteries with zero cobalt content . According to British media...[Details]
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According to statistics from the Semiconductor Industry and Equipment International (SEMI), global semiconductor silicon wafer shipment area hit a record high of 12.732 billion square inches in 2018....[Details]
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3 Measurement results and analysis 3.1 LED volt-ampere characteristics The volt-ampere characteristic curves of five color LEDs at room temperature were measured by Figure 1 and are shown in Figure 6...[Details]
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At new car launches, especially when smart cars are on the market, merchants will hype up the powerful Internet functions of the model, such as artificial intelligence voice interaction, big data nav...[Details]
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Copying, from all understanding, seems like a dishonest and sub-par strategy for any solution you need; from taking a test in school, to catching up with your friends, it’s hard to find a moment wher...[Details]
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Earlier, it was reported that French Finance Minister Bruno Le Maire said France would not ban Huawei from investing in France. Bruno Le Maire told France Info radio that France did not have a "total...[Details]
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Today (14), TSMC, the leading foundry company, held a third quarter corporate briefing. The company's president, Wei Zhejia, pointed out that according to the latest quarterly financial report, TSMC'...[Details]
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On November 1, the Guangzhou Municipal Bureau of Industry and Information Technology issued the "Implementation Plan for Promoting the Construction of New Energy Storage Industrial Parks in Guangzh...[Details]
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