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This paper discusses the current development of LED goniophotometers, mainly analyzing and studying instruments based on imaging photometry that use CCD or digital cameras as a means of goniophotomet...[Details]
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On March 28, 2024, Midea Industrial Technology and its Gaochuang brand made a grand appearance at the 2024 ITES Shenzhen Industrial Exhibition, showcasing
the core products and comp...[Details]
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According to the latest data released by market research firm IDC, Apple continues to lead the European wearable device market, thanks to strong sales of the Apple Watch smartwatch. The data shows ...[Details]
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The earliest LED light source made by applying the principle of semiconductor PN junction light emission came out in the early 1960s. The material used at that time was GaAsP, which emitted red lig...[Details]
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Whether it is from a 2kW lead-acid battery to cold-start a conventional engine, or from a 400V lithium battery with over 400kW to achieve maximum performance in an electric vehicle in "rush" mode, t...[Details]
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In recent years, such a configuration has been gradually popularized: in the eyes of most people, it seems to have no practical effect, but it slightly affects our car experience. Some people say i...[Details]
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When you use an oscilloscope and suddenly find that the oscilloscope cannot measure the waveform or the measured waveform is inconsistent with what we expected, do you first wonder whether the oscill...[Details]
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1. Extended issues Before answering this question, let me ask a question: Is it necessary to use an operating system for STM8? There is actually no standard answer to this question. I have develo...[Details]
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The Norwegian company Freyr plans to build a gigafactory in the U.S. The company recently announced that it has put all European projects on hold due to inflation cuts and is only...[Details]
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1 Introduction
There are two options for fine-tuning analog outputs using digital input control: potentiometers" Digital potentiometers and digital-to-analog converters (DACs), both of whi...[Details]
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1 How does a computer mouse work? Six groups of infrared sensors are installed around the computer mouse, which sense the left, left front, front, right front, and right respectively. The tra...[Details]
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In recent years, with the full coverage of mobile Internet, China's smartphone market has ushered in rapid development. Application areas such as mobile payment, digital office, and smart life have...[Details]
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Function overloading means that within the same scope, there can be a group of functions with the same function name and different parameter lists. This group of functions is called overloaded functio...[Details]
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0 Introduction
The piezoelectric ceramic actuator (PZT) is the core of the micro-displacement platform. Its main principle is to use the inverse piezoelectric effect of piezoelectric ceramics t...[Details]
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In the assembly language of the ARM processor, the constant expression of shifter_operand in the instruction syntax format has the following provisions: "The constant must correspond to an 8-bit bi...[Details]