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How to use a spectrum analyzer to measure weak signals – RBW One of the main uses of spectrum analyzers is to search for and measure weak level signals. The ultimate limitation of such measurements...[Details]
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VXG signal generators meet the needs of 5G/6G research, satellite communications and radar solutions
Beijing, April 27, 2022 - Keysight Technologies, Inc., a provider of advanced des...[Details]
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In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[Details]
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The DIY works introduced before are relatively simple. This time, let's take a look at something more complicated. It is definitely impossible to understand it all at once, so you can study it slowly...[Details]
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The newly released DOOGEE N100 smartphone may not be a familiar name, but if you are someone who wishes to not be bound by charging cables, this phone can help you a lot. With a 10000 mAh larg...[Details]
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On December 22, the latest research from Strategy Analytics showed that Xiaomi's 5G smartphone shipments in Q3 2021 were the same as the previous quarter; Samsung's 5G smartphone shipment share conti...[Details]
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Recently, the leading chip design company in the A-share market, Goodix Technology, released its semi-annual report. According to the semi-annual report, Goodix Technology achieved operating income ...[Details]
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This fast charging circuit adopts pulse charging method with a charge and discharge time of 5:1. It has the advantages of low power consumption, safety and reliability, and is very suitable for cha...[Details]
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In the past few years, the U.S. National Highway Traffic Safety Administration (NHTSA) has often received cases of Tesla car accidents due to unintended acceleration. However, after investigation, NH...[Details]
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At present, in flat panel display technology, organic light emitting diodes (OLED) have the advantages of self-luminescence, high contrast, high response speed, wide viewing angle, etc., which have...[Details]
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Hydrogen fuel cell vehicles are known as the "ultimate environmentally friendly vehicles" due to their low emissions, resistance to low temperatures, and long driving range, which makes them "hydroge...[Details]
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We know that computer
microphones
are usually composed of electret condenser
microphones
.
The stereo socket input mainly provides an interface for multi-chann...[Details]
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In recent times, there has been confusion about whether we can still buy the NVIDIA RTX 4090. From crazy price increases to several reversals, it only took two weeks. Recently, there has been more ba...[Details]
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The switching power supply works in a high-frequency switching state, which will generate a very high current and voltage change rate inside, causing the switching power supply to generate strong e...[Details]
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Abstract: This article uses BYD's patents to understand electric vehicles, on-board chargers and their overcurrent protection circuits. The on-board charger includes an AC/DC converter and a DC/DC ...[Details]