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Genesis of Information and communication technology

Genesis of Information and Communication Technology 1876 Alaxandar Graham Bell invents the telephone 1878 First commercial telephone service started by the Bell Telephone Company LONG DISTANCE TELEPHONE 1885 Incorporation of AT&T (American Telephone and Telegraph Company) for creating nationwide long distance telephone network SYSTEM NO ASSOCIATE COMPANTES 1891 First automatic telephone exchange technology developed by Strowger Automatic Telephone Exchange Company New York to Chicago long distance line inaugurated 1892 by Bell 1915 First electromechanical crossbar switch patented Horizontal Bars 1927 First transatlantic telephone service established between New York and London 1946 ENIAC, the world's first digital computer, unveiled 1947 William Shockley, John Bardeen & Walter Brattain invent the semiconductor transistor at Bell Labs 1958 First Integrated Circuit demonstrated by Jack Kilby at Texas Instruments 1969 ARPANET, the world's first packet switched network is deployed 1971 First commercially viable microprocessor 4004 designed at Intel THE 1972 Dennis Ritchie develops the C programming language at Bell Labs PROGRAMMING LANGUAGE 1975 PSTN Signalling System 7 (SS7) protocol developed for worldwide public switched telephone network STP 1977 Apple II Personal Computer launched by Steve Jobs and Steve Wozniak at Apple ТСР//P 1982 TCP/IP protocol standardized ADSI 1988 Asymmetric Digital Subscriber Line (ADSL) technology patented @ THE WORLD 1989 First commercial dial-up Internet service provider company named "The World" starts operating in USA. Second generation (2G) cellular network launched GSAM: 1991 World Wide Web (WWW) takes birth, pioneered by GLOBAL SYSTEM FOR MOBILE COMMUNICATIONS Tim Berners Lee, at CERN WWW Intel inšide 1993 Intel launches the 5th generation Pentium Microprocessor pentium D 3G 1998 Third generation (SG) cellular mobile networks launched 64 bit architecture CPUS introduced in 64 - bit 2003 desktop computers 2005 Multi core ÇPUS introduced in mainstream desktop computers 2008 Fourth generation (4G), all IP cellular mobile Lte networks conceived Sources Information and Dates, courtsey - - - Images Attributions - ENIAC, 1946 - "Eniac" by Unknown - U.S. Army Photo. Licensed under Public Domain via Wikimedia Commons - - Integrated Circuit , 1958 - "Kilby solid circuit" by Source. Licensed under Fair use via Wikipedia- - ARPANET, 1969 - "Leonard-Kleinrock-and-IMP1" by Leonard Kleinrock - Leonard Kleinrock's web site. Licensed under Public Domain via Wikimedia Commons - - Intel 4004, 1971 - "C4004 (Intel)" by Photo by John Pilge. - Licensed under Public Domain via Wikimedia Commons - (Intel).jpg -C Programming Language, 1972 - "The C Programming Language logo" by Rezonansowy - This file was derived from: The C Programming Language, First Edition Cover.svg. Licensed under Public Domain via Wikimedia Commons - - Apple II, 1977- "Apple II IMG 4212" by Rama. Licensed under CC BY-SA 2.0 fr via Wikimedia Commons - _IMG_4212.jpg#mediaviewer/File:Apple_II_IMG_4212.jpg - The World, 1989 - "The World logo" by Source (WP:NFCC#4). Licensed under Fair use via Wikipedia - - Intel Pentium, 1993 - "Pentium d lg" by Source. Licensed under Fair use via Wikipedia - -Multi Core CPUS , 2005 - "E6750bs8" by Original uploader was GuitarFreak at en.wikipedia - Transferred from en.wikipedia; transferred to Commons by User:Liftarn using CommonsHelper. Licensed under Public Domain via Wikimedia Commons - AMERCANT

Genesis of Information and communication technology

shared by shyam_eng on Feb 19
Simple chronological timeline of the most significant events which shaped the information and communication technology since the invention of telephone






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