Search results
Results From The WOW.Com Content Network
The first automatic analog cellular systems ever deployed were NTT's system first used in 1979 for car phones in Tokyo (and later the rest of the country of Japan), and the cellular systems released by Comvik in Sweden in September, [41] [42] NMT in the other Nordic countries in October of 1981.
11 February 1876: Elisha Gray invents a liquid transmitter for use with a telephone, but he did not make one. 14 February 1876 about 9:30 am: Gray or his lawyer brings Gray's patent caveat for the telephone to the Washington, D.C. Patent Office (a caveat was a notice of intention to file a patent application.
Martin Cooper was the first person to make an analog cellular mobile phone call on a prototype in 1973. The Motorola DynaTAC 8000X was very large compared to phones today. This first cell phone was very expensive when it was released in the US in 1984.
Two decades of evolution of mobile phones, from a 1992 Motorola DynaTAC 8000X to the 2014 iPhone 6 Plus. A mobile phone, or cell phone, [a] is a portable telephone that allows users to make and receive calls over a radio frequency link while moving within a designated telephone service area, unlike fixed-location phones (landline phones).
For premium support please call: 800-290-4726 more ways to reach us
It paved the way for the ones of today by introducing touch screens to phones. "Buxton Collection Sampler" (PDF). CHI 2011. ACM SIGCHI. 2011. p. 6. Archived from the original (PDF) on March 18, 2013 IBM / Bell South Simon Smartphone: First shown in 1993, this was the world's first so-called 'smart phone'.
There once was a time when phones that flipped open and had a keyboard were all the rave -- and now, these same phones are worth a surprising value. Your old cell phone may be worth more than you ...
From Finland the Nokia 1011 was introduced in 1992, as the first mass-market battery-powered portable cell phone. From Canada the BlackBerry Pearl reached an upscale market after 2006 when T-Mobile US bundled it to subscribers. [31] By 2000 most of the 111 million cell phone subscribers talked on them while driving.