1Gから5Gへ, witness mobile communication change

1Gから5Gへ, witness mobile communication change

From letters and telegrams to today’s mobile phones and computers, throughout history, different communication methods carry unique memories of the times. Over the past 30 年, the evolution from 1G to 5G has brought back a magnificent history of mobile communications.
MOBILE COMMUNICATIONS YCICT

1G: The Age of Voice

1G is a cellular radiotelephone system based on analogue technology. It was born in the 1980s with a maximum speed of 2.4Kbps.

During this period, the mobile phone is commonly known asBig Brotherbegan to enter people’s lives. 過去に, people’s exchanges in different places could only rely on correspondence, and the appearance ofBig Brothercould achievea thousand miles of transmission.

Big Brotheris as thick as a brick. It can only maintain 30 minutes of talk when fully charged. It takes nearly 30,000 yuan to buy one, which was a high-end luxury product at the time. Driving Santana andBig Brotherwas the success criterion of the year!

1G The Age of Voice YCICT MOBILE COMMUNICATION

2G: The Age of Text

This is the era of the network with digital voice transmission technology as its core. The highest speed of 2G is 50Kbps. Compared with 1G mobile phones, 2G mobile phones are more compact, save power, and can send and receive text messages, read e-books and simply browse the web.

で 2000, the first domestic mobile phone supporting 2GWAP to go online was listed as Nokia’s 7110 button phone. Mobile phone representatives of this period also include Motorola and Ericsson. Mobile phones generally have classic snakes, Tetris and other games.

2G: The Age of Text YCICT 2G ERA YCICT

3G: The Picture Age

3G networks bring faster data transmission speeds, and their speeds are generally in the hundreds of kbps. 3G mobile phones can handle various media forms such as images, music, and video streams, and provide a variety of information services including web browsing, conference calls, and e-commerce.

With the advent of the 3G era, brands such as Apple, Samsung, ファーウェイ, and BBK have risen rapidly, while formerly dominant brands such as Motorola, Nokia and Sony Ericsson have gradually declined. During this period, communication tools such as Weibo, QQ, and WeChat began to prevail. The Internet replaced the traditional voice call and became the main function of mobile phones.

3G: The Picture Age YCICT 3G AGE MOBILE COMMUNICATIONS

4G: The Video Age

4G is an era of all-IP data networks, with a network speed of up to 100Mbps. 今日, mobile phones are no longer a simple communication tool, but a way of life for each of us. Mobile payment, WeChat, Weibo, watching videos, playing games, map navigationMobile applications are in every aspect of our lives.

4G The Video Age YCICT 4G AGE MOBILE COMMUNICATION

5G: The Internet of Things

In June this year, the Ministry of Industry and Information Technology issued 5G commercial licenses to the three major operators, marking that China officially entered the first year of 5G commercialization. Compared with 4G, 5G transmission speed is hundreds of times faster, and an ultra high definition movie can be downloaded in a few seconds.

過去に, communication was connected between people, but in the 5G era, artificial intelligence, big data, and the Internet of Things will cross and cooperate with each other, and the connection between people and things and between things will become possible.

5G IOT YCICT 5G AGE YCICT 5G COMMUNICATION

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