Under normal conditions, only a small current flows through a reverse-biased PN junction. This leakage current remains constant until the reverse voltage exceeds a certain value, after which the PN ju...
ESP is the abbreviation of Electronic Stability Program, which is translated into Chinese as "electronic stability program". It is a general term for systems or programs that are designed to improve t...
The advent of massive MIMO has created new RF challenges for base station hardware, and new wireless technologies are facilitating the development of 5G wireless technologies. As a result, 5G infrastr...
When doing my graduation project, I needed to bring an external LCD. I used LCD12864, but found that the LCD would show garbled characters after a while. Finally, I found that the IO port was burned. ...
I have been interning for a week without realizing it. I arrive at the company at 9 am every morning and return home at 6 pm. It feels like time flies. I am busy writing programs from morning to night...
Radio Frequency Identification (RFID) technology is a non-contact automatic identification technology that uses wireless radio frequency communication. Compared with the currently widely used barco...[Details]
As the application scope of medical equipment expands from hospitals to emergency response and home medical environments, its mobility will be determined by many factors. In addition, medical equip...[Details]
Obtaining real-time and reliable traffic information has always been a bottleneck problem in the development of intelligent transportation systems. The establishment of an intelligent transportatio...[Details]
Engineers who are new to wireless design and wireless product development need to master the basics of
RF measurement
. In many cases, this process is to enable engineers who have been engag...[Details]
When you hear the word digital TV, you may feel fresh and excited, but when it comes to what digital TV is and what it can bring us, you may still be confused. You must be very eager to understa...[Details]
introduction
Mobile phones, MP3 players, hard disk players, digital cameras, PDAs and other devices are all controlled by navigation keys. Currently, the more popular navigation key contro...[Details]
Semiconductor devices used in high-end computing (advanced microprocessors) and consumer electronics (graphics and gaming chipsets) devices generally provide data rates up to 6.4Gbps through hig...[Details]
In today's world, terrorism poses a severe challenge to social development, national stability and human progress. "Terrorism, political corruption and environmental pollution" are known as the thr...[Details]
1. What is fading?
In terms of scope, fading can be roughly divided into three types: large area fading, small area fading and indoor fading. As shown in Figure 1, large area fading refers t...[Details]
IPTV (Internet Protocol TV or Interactive Personal TV), also known as interactive network television, is a new technology that uses broadband network infrastructure, takes home televisions or comp...[Details]
Introduction
High voltage power supply is an indispensable part of nuclear radiation detection instrument, which supplies high voltage to nuclear radiation detection devices (such as prop...[Details]
The discipline of HHCE (Home Health Care Engineering) is gradually entering people's lives as people pay more attention to health and telemedicine develops. It advocates the concept of "seeking m...[Details]
0 Introduction
Implantable medical devices can be divided into two types: passive and active. Most passive implantable medical devices are non-electronic products, such as contact lenses, hear...[Details]
In the WTK22wtklibdevicesDefaultColorPhoneDefaultColorPhone.properties file in the WTK directory, there is a line touch_screen=false. Change it to true.
MIDP2.0 has three touch screen methods:...[Details]
Abstract
Modbus protocol has become the first choice of communication protocol in the current industrial field due to its openness, transparency, low cost and easy development. This paper int...[Details]