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The First Cell Phone
The first cell phone was made by Martin Cooper in 1973. -
The First generation of phones were made in 1979
In 1979 the first generation ( 1G) of cell phone networks were made in 1979The first commercially automated cellular network was launched in JapanThe technology improvement was the use of multiple cell sites, an ability to transfer calls from one site to the next as the user travelled between cells during a conversation. -
The Third Generation of Cell Phone networks were made
The third generation ( 3G) of cell phone networks were made 2001 - Launched in Japan.The main difference between 3G technology from 2G technology is the use of packet switching rather than circuit switching for data transmission. If you have multiple locations to get information to and large amounts of data to transmit it's more efficient to have packet switching but the 2 technologies are combined now. -
The Fourth generation of Cell Phone networks were made
In 2009 the fourth generation (4G) of cell phone networks were made.The main ways in which 4G differed technologically from 3G was its elimination of circuit switching, instead employing and all-IP network. 4G is faster then the previous networks -
The Future Cell Phones
The Future-
-Faster sending process
-All video phone calls with really clear pictures
-Clearer sound system
-All phones call internationally
- Lighter in weight
-More gygabytes
-If you lose your phone you can yell “find phone” and the phone would say “ over here”
-Really advanced voice technology ( like Siri)
