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Ultrasonic waves are mechanical waves with a frequency of more than 20KHz, and their propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be generated by ultrasonic sensors....[Details]
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Instrument measurement technology is an important branch of metrology. With the development of science and technology, instrument measurement technology has entered a new field, and the boundary be...[Details]
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Large-capacity nickel-cadmium batteries have long played an important role in the fields of power, railways, electricity, and petroleum due to their large discharge current and long service life. H...[Details]
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1 Introduction
At the Copenhagen Conference, low-carbon economy, energy conservation and environmental protection have become the most concerned topics in the world. As a developing country, C...[Details]
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Gallium prices are said to have reached a 10-month high after China began imposing export restrictions in early August. Back in early July, Beijing announced export controls on gallium and germani...[Details]
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According to foreign media reports, automotive fluid management and system component supplier dlhBOWLES and German valve expert RAPA Automotive announced that their fluid control unit (FCU) is now av...[Details]
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1 Introduction In recent years, embedded systems have developed rapidly, and the event-triggered programming method using the 51 single-chip microcomputer dead loop has gradually failed to me...[Details]
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Market pioneer in all-silicon solid-state micro speaker technology brings revolutionary air cooling to ultra-portable devices to deliver unmatched performance in AI and other demanding mobile app...[Details]
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Apple is reportedly planning to expand its global retail presence by opening more physical stores. Bloomberg notes that Apple is planning to open more retail stores. The company currently operates 51...[Details]
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With the advancement of industrial technology, the requirements for execution efficiency and integration in digital control servo systems are getting higher and higher. For example, when a single pro...[Details]
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Although the A-share index has not been active in the past two years, there are still many bullish stocks, including many in the inverter industry.
Even if many investors don't know what inver...[Details]
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In recent years, the cable TV industry has developed rapidly in China, providing viewers with a variety of TV programs and enriching our cultural life. In particular, the multifunctional value-add...[Details]
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Yuan Rong Qixing is throwing away the "crutch" of autonomous driving. At eight o'clock in the morning, Yuanrong Qixing engineer was sitting in a vehicle equipped with an advanced autonomous driving...[Details]
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A brief introduction to HMI Human-computer interface refers to the interface of input/output devices that establish connection and exchange information between people and computers. These devices i...[Details]
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On October 16, the second Midea Visionary Conference was held in Shunde, Foshan. Academician of the Chinese Academy of Sciences and professor of Huazhong University of Science and Technology Ding Han,...[Details]
DIY/Open Source Hardware
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