The development of 5G is usually mentioned in three pillars: enhanced mobile broadband (EMBB), IoT and machine-to-machine communications (MMTC), and automotive and ultra-reliable low-latency communica...
Design an amplifier circuit that can amplify a sinusoidal signal with a peak-to-peak value of 5mV-5V. The output signal should be valid (undistorted) and can be observed by an oscilloscope. (The equip...
Ultrasonic transducers are devices that can convert high-frequency electrical energy into mechanical energy. Currently, ultrasonic transducers are developing rapidly. Based on MEMS technology, new ult...
By Luke Trowbridge
As of January 2020, the German Institute for Standardization (DIN) and the Association of German Electrical Engineers (VDE) V0884-10: 2006-12 is no longer a valid certification stan...
[i=s]This post was last edited by RF-刘海石 on 2021-8-5 21:05[/i]I have always had a wish in my heart, to have a yard of my own in the countryside, to build a two-story villa, to live a relatively comfor...
Event time: From now until August 31
Activity Rules:
1. There are 10 questions in total, with a time limit of 3 minutes. Participants will be ranked from high to low based on the number of questions t...
resistivity in English:
Unit of resistivity:
In the International System of Units, the unit of resistivity is ohm·meter (Ω.cm), and the commonly used unit is ohm·square millimeter/meter.
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The spectrum analyzer, also known as the "RF multimeter", is a widely used basic RF and microwave measuring instrument. It is often used to measure harmonics and spurious measurements of amplifiers/t...[Details]
Translated from - spectrum, Michael Koziol Machine learning classifiers can target hackers before they strike. Hackers often steal IP addresses to steal data and launch attacks, and the additiona...[Details]
1 Introduction
In recent years, people's requirements for the voltage and power levels of power electronic devices have been continuously improved. As a solution to this trend, three-level conv...[Details]
An oscilloscope is a tool used to detect various circuit states and display them in the form of waveforms. It can also be used to check circuit board faults. In many cases, it is more useful than a m...[Details]
Today, when intelligence is "in vogue", the concept of "wisdom" has been deeply rooted in people's minds. This will be another blue ocean with broad market prospects. However, due to factors such as ...[Details]
For multiplexed IO, we must first enable the GPIO clock, then enable the multiplexed function clock, and at the same time set the GPIO mode to the mode corresponding to the multiplexed function, an...[Details]
1 Introduction to Bootloader and u-boot
Bootloader code is a piece of code executed before the chip enters the operating system after reset. It is mainly used to complete the transition from hardware...[Details]
At present, with the diversification of portable products and the almost harsh requirements for audio and video parts, the power consumption requirements of the whole machine have been raised to a ...[Details]
1 Introduction
With the development of computer technology, especially the widespread penetration of wireless technology into all aspects of people's lives, people's lives have undergone p...[Details]
The function of a solar inverter is to convert the DC voltage that changes with solar radiation and light into an AC output that is compatible with the power grid. For many electronic engineers, so...[Details]
This article introduces a solar mobile phone charger, which uses solar panels to charge mobile phone batteries after DC voltage conversion through circuits, and can automatically stop charging af...[Details]
The world's first rollable automotive display developed by HYUNDAI MOBIS Hyundai Mobis has developed the world's first rollable display for cars, allowing drivers to adjust the size according to d...[Details]
As the mobile phone market continues to develop, and the usage and market growth of smart phones continue to rise, designers are faced with the challenge of increasing functionality in the overall ...[Details]
Recently, the geotechnical survey project of the Hebei Chicheng Gravity Energy Storage Pilot Demonstration Project undertaken by the 517th Team of the Tianjin North China Geological Survey Bureau was ...[Details]