-
Antonio Meucci's protoytpe phone
Antonio Meucci develops the forerunner to the telephone -
Alexander Graham Bell receives the credit
Alexander Graham Bell gets a patent for the telephone and recives credit for the first telephone -
first telephone exchange
the first telephone exchange is created in New Haven, Connecticut with 21 subscribers -
first small telephone
the candlestick telephone was a smaller telephone, compared to those before it, and when it wasn't in use the end which had the listening piece hung on a hook -
telephones start having boxes at the base
the bases of telephones start to have a box for the bell and induction coil -
first commercialized mobile phone
in 1949 AT&T commercialized the first mobile phone from St Louis. Missouri -
first major improvement to the mobile phone
in 1949 AT&T introduce the first major improvement to the MTS naming it Improved Mobile Service, using more radio signals, it could do more calls in a geographic area, eliminated having to call a operator, introduced customer calling, and reduced size and weight of the overall product -
Radio Common Carrier
Radio Common Carrier was introduced to compete with AT&T's IMTS, they were marketed in areas where IMTS was used, they went out of business in the 1980s -
first handheld mobile phone
Motorola produces the first handheld mobile phone, prior to 1973 mobile phones were restricted to cars and other vehicles, the first handheld phone had a talk time of 30 minutes and a charge time of 10 hours, it weighed 1.1 kg, was 23 cm long, 13 cm thick, and 4.45 cm wide -
first widely distributed analogue mobile phone is introduced in the US
the Advanced Mobile Phone System or AMPS was the the first analogue phone to be distributed worldwide and in the US, it was not however the first analogue mobile phone, just the first distributed worldwide -
first digital mobile phone
in 1991 the first digital mobile phone to network was launched in Finland. -
first commercial 3g phone
NTT DoCoMo launches the first commercial broadband phone network -
4g phones
due to the increasing demand of being able to go online to steam media, people wanted something stronger than the 3g network
