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History of computer Project
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mise à jour avec succès 20 oct. 2017
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Emily DeVore
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Les événements
Abacus (counting frame) Counting tool that consists of beads or disks that can be moved up/down to assist in counting or keeping track of data
Blaise Pascal born june 19th, 1623- August 19th, 1662 Clermount- Ferrand, France
Pascaline (created by Pascal) Calculator known as an adding machine It adds/ subtracts 2 numbers directly, also performs multiplication/division
Gottfried Wilhelm Leibniz July 1st 1646- November 14th, 1716 Leipzig, Germany
Leibniz Machine (created by Leibniz) Calculating machine also known as a step reckoner Could perform multiplication by repeated addition and shifting
Binary Code (created by Leibniz) Represents text using only 2 symbol system assigns a pattern of binary digits to each character
George Boole November 2nd, 1815- December 8th, 1864 Lincoln, United Kingdom
Boolean Algebra type of algebra which the values of usually denoted 1 and 0 respectively
Charles Babbage December 26, 1791- October 18, 1871 London, United Kingdom
Digital Programmable Computer Created by Charles Babbage "father of the computer"
Herman Hollerith February 29, 1860- November 17, 1929 Buffalo, NY Washington DC
Tabulator electromagnetic machine designed to assist in summarizing info stored on punch cards 1890- to process data for the 1890 U.S. census
Vannevar Bush March 11, 1890- June 28, 1974 Everett, MA Belmont, MA
Rockefeller Differential Analyzer An all electronic analogue computer designed to solve differential equations by integration Used wheel-and-disc mechanisms to perform
Claude Shannon April 30, 1916- February 24, 2001 "Father of the electronics communications age"
Alan Turing June 23, 1912- June 7, 1954 Wilmslow, United Kingdom By Using mathematics, computer science, and artificial intelligence skills, Turing broke the secret german code for communicating
Konrad Zuse June 22, 1910- December 18, 1995 Berlin, Germany Inventor of the first working computer
John Atanasoff (October, 4, 1903- June 15, 1995) Clifford Berry (April 19, 1918- October 30, 1963) Gladbrook, Iowa Created the 1st automatic electronic digital computer
Howard Aiken March 8, 1900- March 14, 1973 Hoboken, NJ
Harvard MarK I (IBM Automatic Sequence Controlled Calculator) General purpose electromagnetic computer used in the war effort during WWII
Frederico Faggin (1941) Marcian Edward (1937) Vicenza, Italy Rochester, NY Designed the 1st commercial microprocessor
John Mauchly (August 30, 1907- January 8, 1980) J. Presper Ecker (April 9, 1919- June 3, 1995) Philadelphia Started the First computer company
John Bardeen(1908-1991) Walter Brattain(1902-1987) William Shockley( 1910- 1989) Wisconsin, England, Qing Dynasty Invention of the transistor, "the most important invention of the 20th century
Ed Roberts September 13, 1941- April 1, 2010 Miami, Florida "Father of the personal computer"
Steve Wozniak August 11, 1950 San Jose, California Created the Apple I
Apple I desktop computer released by the Apple Computer Company April 11, 1976
Apple II 8-bit home computer One of the first highly successful mass- produced microcomputer products June 1977
Gary Kildall May 19, 9142- July 11, 1994 Seattle, Washington created the CP/ M operating system
Bill Gates October 28, 1955 seattle, Washington Creator of Microsoft
Alan Kay May 17, 1940 Springfield, MA Pioneering work on object-oriented programming
Steve Jobs February 24, 1955- October 5, 2011 San Francisco, California Creator Of Apple
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