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At present, in my country's metallurgical industry, most three-phase arc smelting furnaces are controlled by manually adjusting the arc current. Due to the difficulties of arc furnaces such as nonline...[Details]
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1. Chip heating
This content is mainly for high-voltage driver chips with built-in power modulators. If the current consumed by the chip is 2mA, and a voltage of 300V is applied to the chip, th...[Details]
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As technology has always followed an upward pattern, concepts that were once the preserve of science fiction are now manifesting themselves in reality. One once-fictional concept now emerging in the ...[Details]
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According to Jiwei.com, from the beginning of August to now, the stock prices of the entire semiconductor sector have been in a correction state, and the stock prices of many semiconductor concept st...[Details]
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According to foreign media reports, Samsung may become the first manufacturer to launch a 5G tablet. With the deployment of 5G networks, major smartphone manufacturers are also launching their own 5G...[Details]
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In November, 91mobiles shared CAD renderings of the upcoming LG Stylo 7 smartphone. Today, well-known whistleblower OnLeaks shared CAD renderings of the 5G version of the LG Stylo 7. So it looks li...[Details]
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The main function of the broadband frequency hopping receiving unit circuit
introduced here
is to process the high-frequency signal transmitted from the input end into a 10.7MHz intermediate...[Details]
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In recent years, the bit rate of digital communication standards has been rapidly increasing with the popularity of multi-Gbps transmission. For example, the bit rate of USB 3.0 reaches 5 Gbps. The i...[Details]
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Display principle:
The eight-segment digital display tube is shown in Figure 1.1. Each segment of the eight-segment digital tube is a light-emitting diode, and there are eight light-emit...[Details]
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Example of multitasking and resource reuse of programs
There is an electromechanical device with two buttons that control two different parts of the device.
Now the requirement is:
when each but...[Details]
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It has been 20 years since Hino Motors introduced a commercial hybrid bus in 1991. In the meantime, the Prius was unveiled in 1997, and the car became a hot seller in 2010, driven by CO2 emission r...[Details]
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Intelligence and dual carbon drive the motor industry to accelerate development. The 26th China Motor Exhibition hit a record high Shanghai, China, October 25, 2021 - The 26th China International S...[Details]
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Recently, policies such as the "Interim Provisions on Traceability Management of Recycling and Utilization of Power Batteries for New Energy Vehicles" (hereinafter referred to as the "Provisions") ...[Details]
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Tianyancha shows that on January 21, Xi'an OPOR Communication Technology Co., Ltd. was established with a registered capital of 20 million yuan. Its registered address is Xi'an High-tech Zone and its...[Details]
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From October 31 to November 1, the Global New Energy Vehicle Cooperation and Development (Shanghai) Forum (GNEV2024•Shanghai) hosted by the China Electric Vehicle 100 was officially held.
Wit...[Details]