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In addition to display, another very important development direction of the car cockpit system is the development of the in-car monitoring system. This is quite complicated, so I will write something...[Details]
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With the advancement of LED epitaxial materials, chip processes and packaging technologies, the luminous efficiency of LEDs has been continuously improved, making it possible for LED light sources to...[Details]
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During my electrician internship, I made a very interesting small speaker. Although the sound quality is not very good, the circuit principle behind it made me very interested. So I am doing an int...[Details]
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According to Jiwei.com, Acer announced today that it will acquire the common shares of Taiwan's touch screen chip manufacturer Dontech for a total amount not exceeding NT$1.5 billion (and RMB 347 mil...[Details]
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There are two methods for sorting LEDs: one is chip-based test sorting, and the other is test sorting of packaged LEDs.
(1) Chip testing and sorting
LED chip sorting is very d...[Details]
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Pull-up is to clamp the uncertain signal at a high level through a resistor, and the resistor also acts as a current limiter. The same is true for pull-down. It also clamps the uncertain signal at a ...[Details]
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Before writing this blog, I have to reflect on myself, because the serial port program in the past, like the stepper motor, sometimes worked and sometimes didn't. Now I finally know why, because ther...[Details]
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How a multimeter measures AC voltage When plugged in, use the AC voltage block of the digital multimeter to measure the working voltage of the DC power supply system and the working standard voltage ...[Details]
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LED will follow a strict path, that is, 5W lamps are like children under 1.2 meters tall who don’t need to buy tickets to get on the bus. There is no requirement for them, but lamps above 5W must h...[Details]
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In actual development, we often encounter some occasions where the power needs to be turned off and then powered on again for memory. This requires a power-off storage chip. The most commonly used EE...[Details]
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Low-light images can reduce the robustness of many computer vision tasks, seriously affecting many visual tasks in the field, such as image recognition and target tracking. In order to obtain enhan...[Details]
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Sina Mobile News: On the morning of September 10, OPPO officially launched the new Reno series mobile phone in Shanghai - OPPO Reno 2. The phone is equipped with Qualcomm Snapdragon 730G proces...[Details]
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Temperature detection is one of the important working conditions in many industries.
Whether it is a grain warehouse, a Chinese medicine warehouse, or a book storage, it needs ...[Details]
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2. Production and procurement of main components of 600W sine wave inverter 1.SPWM main chip 2. Main transformer The main transformer is the key to the success of the inverter . The magn...[Details]
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The new generation of servers based on NVIDIA Blackwell architecture are being shipped in batches, and at the OCP Summit 2024, the official held a public display, with the chips directly exposed fo...[Details]
Analog electronics
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