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introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[Details]
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Since the implementation of the self-weight toll collection system, the highway administration has not only high requirements for the vehicle axle recognition rate, but also requires a long service li...[Details]
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Power over Ethernet
(POE) Overview
POE (Power Over Ethernet) refers to the technology that can provide DC power to some IP-based terminals (such as IP phones, wireless LAN access points ...[Details]
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The progress and development of computer technology and modern communication technology have made Zigbee technology mature. This system has established a mesh network based on the Zigbee2007/PRO proto...[Details]
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On March 27, Sharp announced the news of capital business cooperation with Taiwan's Hon Hai Precision Industry, the world's largest EMS (electronics product manufacturing service) company. This decisi...[Details]
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(1) Time domain simulation results
The time domain simulation result is shown in FIG1 . The waveform of the amplitude modulated wave is in the middle of the figure, and the waveform above it ...[Details]
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Permanent Magnet Synchronous Machine (PMSM) has the advantages of high power density, small size, high efficiency and small inertia, and is widely used in the field of CNC machine tools . However, ...[Details]
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During the operation of the escalator, the flow of customers varies greatly at different times. Sometimes there may be no one riding the escalator. Since the arrival of customers is random, it is i...[Details]
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Source Management Challenges
As circuit board assemblies integrate more and more subsystems, the complexity of their power distribution and management systems continues to rise. As these systems be...[Details]
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In addition to instantaneous power, average and RMS power values are also very important. All full analog circuits can measure these indicators.
For products such as motors or servos that re...[Details]
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CMMB signal generator test principle and application
CMMB (China Mobile Multimedia Broadcasting) is China Mobile Multimedia Broadcasting. With the strong support of radio and telev...[Details]
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Teijin Chemicals has announced a transparent conductive solar film that can "prevent degradation of electrode pattern recognition performance at the world's highest level." By optimizing the solar ...[Details]
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Nowadays, "anti-radiation" has become a buzzword and a "selling point" for the added value of goods. Myopia lenses that protect against computer radiation cost at least dozens of yuan more than o...[Details]
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1. Introduction
Modern cars are developing from a simple means of transportation to a direction that can meet human needs and be safe, comfortable, convenient and pollution-free.
The ke...[Details]
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1. Introduction
With the continuous improvement of people's living standards, it has become more and more common for individuals to own cars. However, the frequent theft of vehicles has gradual...[Details]