Evolution of mobile phone design from 1983 to 2009 (Part 1)

Since it was first introduced in 1983, mobile phones have undergone tremendous changes, both in function and design. From the Motorola DynaTAC, which Michael Douglas danced in the movie "Wall Street," to the iPhone 3G, which can take pictures, play video and run thousands of apps, countless models and models have been designed. This article introduces the most popular mobile phone designs from 1983 to 2009.