This article discusses how to monitor the input voltage and current of telecom equipment with two independent inputs (-48V (A) and -48V (B)). The voltage range of each independent input is not narrowe...
Not long ago, I needed to design a timing circuit with a delay of 5 seconds. The design idea was finalized, but there was a problem during the experiment. The following figure is the circuit that need...
Sometimes it is dangerous to use an oscilloscope to measure a circuit system with a potential difference. This danger may come from a short circuit inside the device or from the potential itself. As t...
I want to write a signal receiver driver. For example, if I put many signal receivers in the examination room, I can observe the status of all signal receivers on the computer after writing a driver. ...
1. Introduction to A3 series power input inrush current limiting module 1. Introduction to power supply Due to its advantages in volume, weight and efficiency, switching power supply has been more and...
introduction
Bluetooth technology is a short-range wireless communication technology designed to replace wired cables. It is a wireless communication technology standard developed by the SIG, ...[Details]
Limited vocabulary recognition
According to the number of characters, words or short sentences in the vocabulary, it can be roughly divided into: less than 100 is small vocabulary; 100-1000 is...[Details]
Electric vehicles are becoming increasingly popular, with increasingly longer ranges. There are two ways to charge electric vehicles: slow charging and fast charging. Which is the most suitable? Sl...[Details]
Over the past decade, the narrative surrounding fuel vehicles has been one of decline and replacement. Under the onslaught of new energy vehicles, traditional automakers have been forced to acceler...[Details]
My career has been closely tied to the semiconductor industry. From product management to content marketing, I've provided countless forecasts and predictions across a variety of roles. Whethe...[Details]
As the range of electric vehicles continues to increase, driving electric vehicles for long-distance travel has become a trend. For high-speed travel, how much impact will high-speed driving of ele...[Details]
Consumer demand for premium listening experiences has driven rapid evolution in the wireless headphone market in recent years. Hybrid designs, which utilize two drivers per earbud to enhance sound ...[Details]
From time to time, I see some audiophiles spending a lot of money or a lot of time to DIY speakers, but the results are not what they want. Below I list some of the small experiences I summarized b...[Details]
On August 18th, China's largest expressway
charging station,
the G25 Changshen Expressway Tonglu Service Area (South Area), officially opened and launched its integrated solar-storage-charg...[Details]
For self-driving cars, LiDAR is the sensory organ that allows them to "see the road." Simply put, its operating principle involves sending out a laser beam, receiving the echo, and ultimately gener...[Details]
A graphics processor (GPU), also known as a display core, visual processor, or display chip, is a microprocessor specialized for image processing on personal computers, workstations, game consoles,...[Details]
Charging is essential for electric vehicles. It's crucial for battery safety and range. When it comes to charging new energy vehicles, is it better to charge when the battery is almost empty, or to...[Details]
Why do automotive electronic circuit boards require reliability cleaning? Among the various electronic circuit boards that implement various functions, which ones require cleaning and which ones do...[Details]
The "Top Ten Development Trends of Embodied Robotics in 2025" was released at the opening ceremony of the 2025 World Congress. The following is the full text.
Trend 1
First, emb...[Details]
Recently, a research team from Shandong University and Huawei Technologies Co., Ltd. achieved a significant breakthrough in the field of power semiconductors. Using fluorine-ion implantation termin...[Details]