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Cellphones Vs Electric Vehicles
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May 07 2012 09:30 PM | eds in Ed's Articles
Cellphones1973, first analog phone call using a heavy prototype device.
1979, first generation of mobile cell sites, with ability to transfer calls from one site to next.
1981, 1G network was launched.
1984, Bell Labs launched commercial cellular technology.
1990, 2G digital technology.
1996, Lithium batteries, exploded the market into triple digit growth.
Electric Vehicles
1992, 400 electric delivery vans to subsidiary of Frito Lay in Mexico.
2007, Balqon Corporation introduced 30 ton capacity electric truck with lead acid batteries.
2009, lithium batteries doubled the range.
2011, newer higher energy density lithium batteries doubling the range again.
Source: einnews Balgon