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This article takes BeagleBone Black as the core, attaches ZigBee wireless sensor nodes and GSM/GPRS modules; establishes a web server and SQLite database to receive, parse and store physiological...[Details]
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1 Introduction
With the accelerated development of China's transportation infrastructure construction, the traffic volume is growing rapidly, and with it comes road congestion, air pollution, and t...[Details]
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1. Probe classification
Probes are usually classified according to the measurement object, as shown in Figure 1. Among them, high-impedance passive probes, high-voltage differential probes, and curre...[Details]
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With the development of digital signal processing (DSP) technology, DSP has been widely used in radar, communication and other fields. Although DSP has gone through several generations of developme...[Details]
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Overview General concept of serial interface The exchange of information between a microcontroller and the outside world is called communication. There are two communication modes for 8051 microc...[Details]
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China Energy Storage Network News
: From January 11 to 13, the "China Electric Vehicle Hundred People Forum (2019)" was held at the Diaoyutai State Guesthouse in Beijing. The theme of this fo...[Details]
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Xiaomi has officially released the new MIUI 12, which has added many new features. Recently, @Queena_小米, product director of the MIUI camera department, "explicitly" revealed an overlooked feature in...[Details]
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On March 9, Crystal Optech released its annual performance report, stating that the company's revenue in 2021 was 3.809 billion yuan, a year-on-year increase of 18.18%; the net profit attributable to...[Details]
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Transformation technology, a new blueprint for digital and smart economy With the continuous advancement of technology and the advent of the intelligent era, the automotive industry is undergoing an ...[Details]
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introduction
Overvoltage is common in power systems. The main causes of overvoltage in power grids include resonant overvoltage, operating overvoltage, lightning overvoltage, sudden changes in...[Details]
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This article will focus on just two areas:
high-end imaging
systems and portable
diagnostic systems
. Both types of applications have similar needs, namely components that can provide high p...[Details]
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Multilayer ceramic (MLC) capacitors have become extremely popular in power electronics due to their small size, low equivalent series resistance (ESR), low cost, high reliability, and high ripple cur...[Details]
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0 Introduction With the increase in the types of electrical equipment used in modern cars and the increase in power levels, more and more types of power supplies are required, including AC power and ...[Details]
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1. Rotary engine - a type of internal combustion engine that converts heat energy into rotational motion rather than piston motion
2. Constant velocity joints in cars. This is why the wheels o...[Details]
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Wollongong-based energy storage company Green Gravity has begun regional studies, site concept engineering and local community engagement at Mount Isa in Queensland, Australia, 1,80...[Details]