Showing posts with label Cell Phones. Show all posts
Showing posts with label Cell Phones. Show all posts
Jul 12, 2019
Average American and Phones
During 2019 the average American checks their
phone 52 times a day, according to a consumer survey. The
average age at which an American child receives their first
phone is now 10.3 years old.
May 15, 2015
Cell Phone History
First cell phone 1973 large commercial mobile
phone, first flip type mobile phone, 1G system, Nordic Mobile
Telephone was introduced in 1981, first 2g second generation
cell phone 1991, digital vs. analog first phone to phone text
1993, 1994 Simon smartphone could fax had stylus, touchscreen
color screen (never became a success).
In 1999, the Japanese firm NTT Docomo released the first smartphones to achieve mass adoption within a country, 2001 first 3g phone, 2007 first touch screen smartphone, 2009 first 4g phones. 5G phone development has yet to begin, but should arrive by 2020.
2g, 3g, etc., is for generation, and LTE is for Long Term Evolution (a specific type of 4g).
In 1999, the Japanese firm NTT Docomo released the first smartphones to achieve mass adoption within a country, 2001 first 3g phone, 2007 first touch screen smartphone, 2009 first 4g phones. 5G phone development has yet to begin, but should arrive by 2020.
2g, 3g, etc., is for generation, and LTE is for Long Term Evolution (a specific type of 4g).
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