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According to foreign media reports, automakers and Silicon Valley technology companies have promised to deploy driverless cars in 2019. However, so far, driverless cars have only been tested in limit...[Details]
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On February 21, the provincial party committee and government held a video conference to launch a major project to expand effective investment in the province. The 29 major projects to expand effectiv...[Details]
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Electromagnetic flowmeters are mainly used to measure the volume flow of conductive liquids and slurries in closed pipes. Electromagnetic flowmeters are widely used in industries such as petroleum,...[Details]
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1. Working principle and composition of the system
As shown in Figure 1, the structure of this system consists of three parts: security monitoring alarm terminal, GSM wireless network and monitorin...[Details]
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I encountered a problem while developing with STM32F207: Use ulink to connect the board, you can download normally, then enter debug mode through keil, and find that the run window is gray. You can...[Details]
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fill in the blank 1. Meaning of the command ls command to list files cd command to switch directories mkdir command to create a directory rmdir command to delete directories cp command to copy fil...[Details]
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The emergence of millimeter wave sensors adds an extra layer of protection to the environmentally friendly life of active perception and automatic power saving. The life presence sensing reference de...[Details]
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This paper introduces the principle of using equal-precision frequency measurement and interpolation technology to improve the accuracy of fast frequency measurement, explains the detection metho...[Details]
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Nowadays, people pay much attention to the camera function of mobile phones. Only mobile phones with excellent camera performance can be recognized by more consumers. Recently, Samsung Galaxy A70s wa...[Details]
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BYD has increased its focus on lidar , and its position as the number one sensor for smart driving is solid! The country’s first L3 smart driving test license, the smart driving black technology of C...[Details]
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The voice-controlled tank model introduced in this article has the characteristics of simple circuit, light and flexible structure, and easy production. The tank can be controlled to move backward or...[Details]
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The hottest industry at present is the Internet of Things, and the challenge facing the design of IoT products is how to maximize the power supply time of its ultra-small battery. These smart devices...[Details]
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The Quidnet Energy Storage Project in Conrad, Texas. Image credit: Quidnet Energy
A "battery" is a device that stores electrical energy for later use. For Elon Musk, a battery ...[Details]
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In the process of developing towards 4G mobile phones, the biggest challenge that portable system design engineers will face is to support multiple existing mobile communication standards, includin...[Details]
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A soft starter is an electrical device used to start a motor. It can effectively reduce the current impact when the motor starts and reduce the impact on the power grid and the motor. However, in p...[Details]
Analogue and Mixed Signal
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