Mobile phones have gone through a long history of 70 years. In the early days, mobile phones did not have functions such as text messaging. They were only used to make and receive calls and were also very large in size. With the continuous innovation of technology, mobile phones are getting smaller and smaller, and their functions are becoming more and more abundant. In the information age, mobile phones have become an indispensable part of people's lives. Now almost everyone has to carry a mobile phone when they go out, but how much do we know about mobile phones and their fascinating history? What was the content of the first mobile phone text message? Who is Martin Cooper? Who is Hillebrand, who proposed the 160-character limit for text messaging? Let us count the little-known firsts and Guinness records in the history of mobile phone development through today's Lei Feng Picture Reading: via: Leifeng.com |
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