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1、The history of mobile phones,Unconsciously ,mobile phones have come into our lives more than 30 years. As peoples living standard rises, mobile phone has gradually transformed from luxury into very popular consumer electronics product up to now. By reviewing the process of the development of mobile
2、phone, it has changed a lot in the terms of the appearance or the function. The development of mobile phone got through transformation again and again. It forms the modeling of diverse, multiple functions, and it is no longer a single communication tool.,Motorola DynaTAC is the worlds first mobile p
3、hone, the DynaTAC 8000X weighs 2 pounds, talking time for half an hour, the sales price of $3995,Martin Cooper is Known as the father of mobile phone.,It is like a brick , but this changed peoples life.,This is the original of several kinds of mobile phones appearance.,Hearing these familiar ring ,
4、what do we think of ?,In just a few years , mobile phones shape began to change . they are smaller than the original , lighter than the original.,Smaller and lighter,In addition, their shape began to diversify. Function also began to increase , such as sending short messages，MP3,MP4,and so on.,The f
5、irst cover type（滑盖） mobile phone Motorola: 8900,The first capping (旋盖)Motorola mobile phone V70,The first minimum Motorola mobile phone: 998,First MP3 integrated music function phone,Mobile phone from analog(模拟) era into the GSM(全球移动通信系统) era , then to 2.5G era , and even to 3 G era . Mobile phone h
6、as entered a rapid development period.,The Grand Development Of The Mobile Phone,Mobile phone developed rapidly, just like a gust of wind.,About 20 years ago,People used the phone like a brick.,About 10 years ago,My phone is smaller , not like a brick.,Nowadays,Looking here ,my beautiful smartphone.
7、,Abaut 5 years ago,I can use my new phone.,All those changed so fast.,The Emergence Of Smartphones,When it comes to smartphones , what crowds into our minds is Apple , Samsung and so on . Their appearance is very good-looking , and their functions are more powerful as well.,The Functions Of Smartpho
8、nes,Basic function,GPS navigation,Surf the Internet,Go shopping through the Internet,And so on,Install the learning software to learn,The Ending,The history of mobile phones development is very short . During the past 30 years , it has developed from the oldest appearance into what we use now . It is not only to make a phone call , but also there are more good functions . It also makes our life become more convenient and quick .,