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Introduction to WiMAX
WiMax (worldwide interoperability for microwave access) is a wireless transmission technology based on the IEEE 802.16 standard. As a technology that connects users to th...[Details]
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Today, Master Lu released the performance ranking of newly released mobile phones in July. Huawei Mate 20 5G version surpassed Asus ROG Gaming Phone 2 equipped with Snapdragon 855 Plus to top the lis...[Details]
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Principle and structure of series motor
The working principle of the series motor is the same as that of the DC motor, and the left-hand rule and the right-hand rule can fully explain its prin...[Details]
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1 Introduction
At present, the research level of semiconductor integrated circuits at home and abroad has basically acquired the ability to integrate some complex electromechanical systems...[Details]
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For a long time, the application of comparators has been impacted by operational amplifiers. Until now, with the continuous improvement of comparator performance indicators, this situation has been i...[Details]
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In the multimedia voice teaching system, bidirectional instruction transmission is required between the host computer and each student computer. Since serial communication has the advantages of hig...[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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1 Introduction
Frequency multipliers are important nonlinear circuits in high-frequency circuits of radio technology. As basic electronic devices, they are widely used in various electronic dev...[Details]
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1. Data transmission over long distances: The sensor can measure the distance from the target to the sensor in real time, and send the distance data out through the data interface in a timely manner. ...[Details]
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In the gate circuit of IGBT, the main factors to be considered include the positive and negative values of gate voltage U and the size of gate resistance R. They have different degrees of influence...[Details]
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According to foreign media reports, Blackstone Resources AG is pleased to announce that its patented 3D printing technology can be used to print lithium-ion solid-state batteries and has achieved a s...[Details]
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An electronic product installation company received a call from a customer requesting support: a certain piece of equipment used by the company had a phase failure, so the company sent a technician t...[Details]
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1. Logic
The input and output settings are for external devices, such as tools, etc.
2. Available logical instructions
3. Waiting time function logic instructions
(2...[Details]
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After the program is written, it is necessary to check whether the program can meet the control requirements. The main inspection methods are:
The first is to analyze the program from beginnin...[Details]
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On September 2, it was reported that in March 2019, the earliest batch of Tesla V3 charging stations were opened to users in a parking lot in San Francisco, USA. Since this charging station adopts ...[Details]
Wireless Connectivity
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