벽돌폰은 어떻게 스마트폰으로 진화했을까?(feat. 핸드폰과 이동통신의 역사)[이동통신 완벽 정리 2편]

It's already been over a year since the 5G era began. There's still a lot of buzz, but just looking at the ads, it seems like self-driving cars, holograms, and AI are just around the corner. But wait! Do you remember that just 30 years ago, a tiny brick phone was the cutting edge technology? From the beginnings of mobile phones that only allowed calls to the present, with autonomous driving on the horizon, how has mobile communications evolved? Seoul Economic Daily Sum will give you the lowdown! #brickphone #5G #sumsketch 🎬TIMELINE 00:00 A complete recap of the history of cell phones and mobile communications 00:31 Is the cellular network at the heart of mobile communications? 02:42 Analog System 1G, the Beginning of Mobile Communications 04:40 2G, the Beginning of True Mobile Popularization 06:05 2G Cellphones: The Warring States Period 07:36 3G, the Beginning of the Speed ​​Revolution 08:42 4G, the Beginning of the Speed ​​Race 10:27 5G, What Technologies Await Us 12:14 Preview of the Next Episode: The History of Cell Phone Rates (Ta-da!)