• Duration:6 minutes and 17 seconds
  • Date:2019/05/31
  • Uploader:木犯001号
Introduction
In this lecture, Professor Wu Deben first introduced the main characteristics and concepts of information, and briefly introduced the third scientific and technological revolution, leading to telecommunications technology. Then it focuses on introducing the concepts of sinusoidal signals, analog signals and digital signals and their characteristics, formulas, theorems, etc., and also explains digital transmission technology. It is designed to give students a comprehensive grasp of some basic concepts of modern telecommunications technology.

Unfold ↓

You Might Like

Recommended Posts

+CMS ERROR 517
When I send a text message through the terminal, +CMS ERROR 517 appears. What does this mean?
cykyelec Embedded System
A few questions about LCD 1602
#include #define uchar unsigned char #define uint unsigned int sbit rs=P3^5; sbit wr=P3^6; sbit lcden=P3^4; void write_command(uchar); void write_data(uchar); void delay(uchar); void lcd_initial(); vo
tangrui1220 51mcu
ANT useful information sharing
Comprehensive understanding of antennas, the knowledge you don’t know! Antenna principles and RF passive device technology Simulation research on high frequency antenna protection design Several Bluet
btty038 RF/Wirelessly
About the role of filter capacitors, decoupling capacitors, and bypass capacitors
Once you understand the functions of filter capacitors, decoupling capacitors, and bypass capacitors, your analog electronics knowledge will be elevated to a higher level. . . . . . . . . . . .
江汉大学南瓜 Analog electronics
EEWorld Forum Spring Festival Holiday Duty Schedule
Thank you netizens for your support for EEWorld over the past year! The EEWorld Forum will be open as usual during the Spring Festival. Netizens are welcome to celebrate the Spring Festival and share
okhxyyo Suggestions & Announcements

Recommended Content

Circuit

可能感兴趣器件

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

About Us Customer Service Contact Information Datasheet Sitemap LatestNews


Room 1530, 15th Floor, Building B, No.18 Zhongguancun Street, Haidian District, Beijing, Postal Code: 100190 China Telephone: 008610 8235 0740

Copyright © 2005-2024 EEWORLD.com.cn, Inc. All rights reserved 京B2-20211791 京ICP备10001474号-1 电信业务审批[2006]字第258号函 京公网安备 11010802033920号