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The 22nd China International Optoelectronics Expo officially kicked off. VIAVI Solutions, an industry expert in the field of optical communication testing, made a grand appearance with many innovati...[Details]
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AbstractDue to the existence of a redundant roll axis, the three-axis optoelectronic tracking system can solve the tracking blind spot problem of the two-axis optoelectronic tracking system and rea...[Details]
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1 Introduction
Since its introduction in the 1950s, CO2 gas shielded welding has attracted great attention due to its high efficiency, energy saving and low cost. It has been widely used in ma...[Details]
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The main circuit of the push-pull switching power supply is shown in Figure 2-12. It consists of two transistors T1 and T2 to form a push-pull amplifier stage. The load is driven by the center-tapped...[Details]
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1. Introduction to NodeMCU NodeMCU is an open source IoT development platform, its firmware and development board are open source, and it comes with a WIFI module. Based on this platform, IoT applica...[Details]
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The infrared remote control transmitter chip adopts PPM encoding. When the transmitter button is pressed, a set of 108ms encoding pulses will be emitted. The remote control encoding pulse consists of...[Details]
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This spring, a pneumonia outbreak caused by a new coronavirus suddenly hit. It not only makes every ordinary person beware of health risks, but also faces huge operation and maintenance challenges fo...[Details]
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The smartwatch craze has once again sparked people's attention to wearable devices. In almost every product review or technical comparison, battery life is the first thing to consider. No ...[Details]
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A trailer is connected to the rear of a car at the Schwaebisch Gmünd test track in Germany. ZF Lenksysteme (a joint venture between ZF Friedrichshafen and Bosch) is testing a new parking app...[Details]
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In the development process of embedded systems, the host computer completes the development, downloading and debugging of the target computer software through the debugger. Early debuggers communicat...[Details]
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Although only 12 years old, finFET has reached its end. Starting at 3nm, they will be replaced by gate-all-around (GAA), which is expected to have a significant impact on how chips are designed. To...[Details]
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There are several types of thickness measurement methods for thickness gauges:
1. Magnetic thickness gauge: Try to use the non-magnetic thickness gauge of the magnetic material supplier. ...[Details]
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All digital circuits rely on clock signals to synchronize the operation of components. The number of times a circuit can operate per unit time depends on the frequency of the clock. Therefore, the fre...[Details]
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On December 7, Slashleaks exposed a real photo of what is suspected to be OnePlus 9. The spy photos show the detailed parameters of OnePlus 9, including a 6.48-inch AMOLED 120Hz screen, Snapd...[Details]
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Let's continue to look at the domestic power battery industry structure. Ningwang and BYD continue to lead the way. Of course, due to the impact of the overall industry growth rate, the growth rate...[Details]
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