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Many units are now engaged in the design of low noise amplifiers (LNA), and require LNA to have a lower input power, sometimes even less than -60dBm. For such LNA, it will be very difficult to accurat...[Details]
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STM32 is a low-power chip, so its peripherals all have a corresponding clock, and these clocks are turned off when the chip is just powered on, so if you want the peripherals to work, you must ...[Details]
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Portable electronic products all use batteries as power sources. With the rapid development of portable products, the use of various batteries has increased significantly, and many new types of bat...[Details]
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When operating under harsh conditions, even if perfect design specifications are implemented during design, the maintenance rate can be reduced, but routine inspections and preventive maintenance m...[Details]
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The error in the transplantation 1 of u-boot2011.12 on mini2440 was found after checking the source code that it was caused when NOR Flash support was started. Considering that NOR Flash support is n...[Details]
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Abstract: At present, infrared spectrophotometers have been widely used in petroleum, chemical industry, medicine, environmental protection, teaching, material science, public security, national de...[Details]
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one. Commonly used optical fiber test meters include: optical power meter, stable light source, optical multimeter, optical time domain reflectometer (OTDR) and optical fault locator. Optical p...[Details]
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Torque motors and reduction motors are both widely used transmission devices. They are different in structure, principle, specifications, performance characteristics, uses, and technical parameters...[Details]
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This business trip was to upgrade the program to solve the bug. The user has packaged the product and cannot open the cover. The only way to update the program is to use the CAN bus and use the Bootl...[Details]
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On the evening of December 1, ASE Group, the world's largest semiconductor packaging and testing group, officially announced that it would sell its four factories and businesses in mainland China to ...[Details]
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China has firmly established itself as the world's largest
industrial robot
market. This represents a milestone in the development of China's
robots
, not only highlighting the ...[Details]
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According to foreign media reports, the U.S. Patent Office announced Apple’s last two patent applications in 2021, one of which is a "vehicle modular charging system." (Image source: patentlyapple...[Details]
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Abstract: More than 70% of vehicles produced today have remote keyless entry (RKE) systems as standard or optional accessories. The remote keyless entry (RKE) system consists of a key fob transmitter ...[Details]
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Introduction: A circuit with Atmega163 as the core is designed to collect multiple physiological parameters of the human body in real time and transmit high-speed data. This circuit constitutes a hum...[Details]
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There are many versions of the "small three electrics" of new energy vehicles. However, the most recognized version is the "small three electrics" consisting of the on-board charger OBC, the on-boa...[Details]