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Energy in the Air
Chemist Micheal Faraday begins researching possibility of space conducting electricity. Begining research into energy waves. -
Period: to
Cellphonestry
A look into the rise of Cellphones. -
First Contact
Scientist/Dentist, Dr Mahlon Loomis creates a way of communication using the atmosphere as an electrical conductor. This is done using 2 kites, equiped with copper screens and wires, connected to the ground 18 miles apart on seperate mountains. A grant of 50,000 dollars is given by US congress to further research. -
Telegraph
The first Trans-Atlantic telegraph is built -
Car to Car Comms
The Detroit Police Department installs mobile radios in thier cars. They run at 2 MHz and have many problems such as channel overcrowding and interference. -
Federal Regulation
US congress creates Federal Communications Sommission to decide who uses certain radio frequencies. Most channels are for government and emergency usage only. -
Mobile Radios
During the 1940's mobile radios now operate at 30 to 40 MHz. They are common in police departments. Companies begin using the radios for personal gain. -
Period: to
Mobile Radio
Many advancements in the Radio make them more attainable by Companies and the Wealthy. Police Radios are common. -
Radio Telephone
The first mobile-radio-telephone service is created in St.Louis, Missouri. It has 6 channels adding up to 150 MHz. The project gains approval of the FCC but because of massive intereferance the systems barely work. -
Radio Car Phones
AT&T creates first radio-car phone, they are called push-to-talk phones. They can only be used on the highway from New York to Boston. The system uses frequencies 35 to 44 MHz. Again there is a massive amount of interference and AT&T discontinues the project. -
Radio Common Carriers
FCC authorizes usage of many seperate Radio Channels to other carriers. Radio Common Carriers, better known as RCC are the first link between mobile and home phones. They are the first step toward cellphones as a profitable business. -
Real Car Phones
First actual car phones. Still push to talk customers can now call other phone numbers. They require operators to change calls but they actually work. -
Waves of the future.
New operating system removes push to talk and now customers can pick up the phone and make calls from thier cars. this is due to a new system that runs on 150 Mhz -
A New Standard
The self-dialing option is upgraded to 450 Mhz and becomes standard across the US. This is called IMTS (Improved Mobile Telephone Service.). -
Political Changes
Cell phone supporters win with the FCC and get an alloted 75MHz in the 800 MHz range which is specifically for cellphones.
The FCC now realizes the potential of the cellphone industry. -
Modern day Mobiles
AT&T proposes modern day mobile phones to the FCC and are the first to do such. -
Dyna-Tac
Dr,Martin Cooper creates the first handheld mobile phone while working for motorola. The new tech is call the Motorola Dyna-Tac. -
Push Forward and Push Back
The FCC encourages companies to go "Cellular". A problem arises though when Western Electric is told they cannot make both network and terminal phones under the same roof although they ae closest to succeeding. -
First plans
AT&T adaptss its cellular plan for Chicago but the FCC is uneasy about putting the plan in action. -
Passed Plans
Cellphone testing is permitted by FCC for Chicago. Bell gets the licence to do the cellphone testing in Chicago while being in partnership with AT&T struggling to battle the non-pogressive FCC. -
Changes for the Good.
The FCC makes rules about the cellphone industry and rules Western Electric can now manufacture cellphone products. -
CTIA
The Cellular Technology Industry Association is created and helps mega size the indusrty. Helped create TDMA phone technology, the most evolved so far. It goes public in 1991 -
Past Pay Phone Prime
Bellsouth announces that it is leaving payphone's because of the competition from cell phones.
