Phone evolution

History of cell phones

Timeline created by Kirra_1997 in History
Event Date: Event Title: Event Description:
Firsttelephone Telephone The first telephone was invented 1870 by Alexander Graham Bell. There was many others that looked into the invention of the telephone. The telephone switchboard was invented in 1876, which allowed for the formation of telephone exchanges, and eventually networks.
Cordless telephone ge intact2 Cordless Phone The first version of the cordless phone was invented in 1965 but could not be marketed. It was invented by a Jazz musician. The innventions 2-mile range caused radio signals to interfere with aircraft. She sold the rights to her invention who modified it for use.
First%20cell%20phone First cell phone was invented. The first moblie phone was introduced by Dr. Martin Cooper. He made the first call on April 3rd, 1973. He was a Motorola researcher and executive.
Mobile evolution First Generation Cell phone networks The first commercially automated cellular network (the 1G generation) was launched in Japan in 1979. Canada launched their 1G networks in the 1980's. The technological development that distinguished the First Generation of mobile phones from the previous generation was the use of multiple cell sites, and the ability to transfer calls from one site to the next as the user travelled between cells during a conversation.
220px inmarsat 3 Inmarsat Satellite telephone system The Inmarsat satellite telephone system, originally developed in 1979 for safety of life at sea, is now also useful for areas out of reach of landline, conventional cellular, or marine VHF radio stations.
Nokia5220xp Second generation Cell phone networks In the 1990's the 2nd generation mobile phones emerged. The second generation introduced text messaging. 2G also introduced the ability to access media on mobile phones.
Bagphone Bag Phones Bag Phones were manufactured from 1992-2000. The company that manufactured the bag phone was Motorola. When cell phones were invented they became out of style.
Blackberry Blackberry was invented Blackberries were designed and devoloped by a Canadian company. Was first introduced as a 2 way pager. In 2003 the most commonly known blackberry smartphone was released.
96471 apple iphone 3g Third Generation Cell phone network The main difference between 3G technology from 2G technology is the use of packet switching rather than circuit switching for data transmission. The first 3G network was launched in Japan. By the end of 2007 there was 295 million subscribers on the 3G network.
Htc evo 4g phone 4g handset with hd capability Fourth generation Cell phone networks The main ways in which 4G differed technologically from 3G was in its elimination of circuit switching, instead employing an all-IP network. 4G is faster then the previous networks.