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First Car to Car Radios
The Detroit Police Department began using mobile radios in their police cars to communicate with one and other but the signal was very weak. -
Mobile Radios are a common form of communication
By the 1940's most government agencies and higher socio-economic groups had acsess too mobile radios. -
First sucsessful car phone
After the first attempt at a car phone service failed in 1947 the first sucsessful car phone was made in 1956. It was bulky, heavy but it worked! -
The first mobile phone
Dr. Martin Cooper invented a portable hand-held phone that didn't need to be powered through a car. He was the first person to make a mobile phone call. -
The mobile phone goes public
It took ten years for the technology that Dr. Cooper invented to become available to the public. The first public cell phones were put out by Motorola. -
Text messaging is developed
Developers in Europe came up with a way to send written messages over the phone -- texting!! -
The first smart phone is invented
The smart phone could send and receive emails and messages, but it didn't have a speaker or microphone. This meant it needed a headset to work. -
The Apple Iphone was released!
Apple released its first iphone and it changed the world! It features a touch screen and allowed users to do almost anything they could do from a home computer.
