t
tThe History of Cell-Phones
The First Cell-Phones The history of mobile phones begins with
early efforts to develop mobile telephony concepts using two-way
radios and continues through emergence of modern mobile phones and
associated services. The cell phone was invented by Dr. Martin
Cooper in April of 1973. The cell-phone was invented to allow
people to talk without having to be at a land line phone.
WHY?The cell-phone is needed so that people can communicate .
Without having to be near each other. My area of interaction is
Health and Social Education because its used solialize with
people.
The processThe process is called generations .First ,second
,third and forth.[1G, 2G, 3G and 4G]
1st key event 1971-AT&T introduces their first modern day
mobile phone.
2nd Key Event1982-Nokias first mobile phone.
3rd key event 1990-Introduction of 2G technology.
4th Key Event 1993-Pre- IPhone introduction
5th Key Event2000-Introduction to smart phonespictures
pics
Images
BibliographyTimeline beta. COMCell-phones. orgBig light space.
COM
The End
