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On July 15, a research team from Carnegie Mellon University recently invented a new tracking technology that only uses the radio signals of home Wi-Fi routers. It does not require any cameras or ex...[Details]
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Single metal sheet touch switch principle and circuit diagram collection Working principle: The circuit shown in Figure 1 uses only one touch metal sheet, and the circuit uses two four-two input...[Details]
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China's electric vehicle industry is now one of the most mature and complete markets in the world, and its influence in the automotive industry is also increasing. According to news on June 19, Bil...[Details]
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Winters in northern China are very cold, so it is extremely important to ensure that residents have enough natural gas for heating in the cold winter. However, not every city is so lucky to have enoug...[Details]
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SOA architecture is popular With the advancement of the new four modernizations of automobiles, automobile manufacturers must not only achieve vehicle networking, autonomous driving and data-driven, ...[Details]
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Article 1 These Regulations are formulated in accordance with the Radio Management Regulations of the People's Republic of China in order to strengthen the management of the development of radio t...[Details]
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This Bluetooth receiver uses the BTM334 Bluetooth module, uses the module's I2S as audio output, and the DAC uses TI's PCM5121 to support USB sound card function.
The BTM334 Bluetooth mo...[Details]
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Liquid crystal display (LCD) is a light modulating device that does not emit light by itself. Therefore, in order to clearly see the display content of the transmissive LCD, a backlight source need...[Details]
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LED light source
As the fourth generation of green, energy-saving, power-saving and long-life lighting fixtures, it has emerged as a new force, widely concerned and developed rapidly. The cur...[Details]
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Introduction: In the process of developing embedded systems, the main technical difficulty lies in the writing of the system boot program. For this reason, this article will discuss in detail the imp...[Details]
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TLD6098-2ES is a wide voltage input dual-channel multi-topology DC/DC controller. The current or voltage on the two channels can be closed-loop controlled through different topologies as a primary co...[Details]
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A clamp ammeter is also called a clamp meter. It is a special instrument for measuring AC current. It is generally used in situations where the current is measured without disconnecting the circuit. ...[Details]
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1. Working principle of turbine flowmeter The principle diagram of turbine flowmeter is shown in Figure 3-1. A turbine is placed in the center of the pipeline, supported by bearings at both ends. Whe...[Details]
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NVIDIA founder and CEO Jensen Huang delivered a more than two-hour keynote speech at GTC China, with autonomous driving being one of the keynote addresses. He released the software-defined autonomo...[Details]
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01
Information security requirements
This chapter mainly introduces the information security requirements from four aspects: hardware security, system security, communication security, an...[Details]
Power technology
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