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Blaise Pascel invented Pasceline
Only performed addition but never worked.
https://www.britannica.com/technology/Pascaline -
Stepped Reckener
First working calculator to add, subtract, divide, multiply and find square root.
http://www.computerhistory.org/revolution/calculators/1/49 -
Period: to
Ada Byron (Countess of Lovelace)
First programmer, stated no computer had the power to think. Still like that today.
http://www.biography.com/people/ada-lovelace-20825323 -
Steam driven calculation machine.
Created by Charles Babbage, was able to compute tables of numbers.
http://www.livescience.com/20718-computer-history.html -
The Difference Engine
The first one completed in London 153 years after it was designed by Charles Babbage. made for navigation ships.
http://www.computerhistory.org/babbage/history/ -
Analytical Engine
Followed programs on punch cards. Designed to make decisions based on programs. Never built, but model for today.
http://www.computerhistory.org/babbage/history/ -
Herman designs a punch card system to calculate the 1880 census.
Saved government 5 million dollars.
http://www-03.ibm.com/ibm/history/ibm100/us/en/icons/tabulator/ -
Herman Hollerith
Invented IBM -
ABC
First time a computer is able to store information. Antanasoff designed a computer to solve 29 equations at the same time, used binary system.
http://jva.cs.iastate.edu/operation.php -
Mark 1
51 ft. 5 tons, used punched cards but still a worked like a calculator.
http://www.computerhistory.org/timeline/1944/ -
ENIAC
made for WWII trajectory of shells but finished after war was over,
Solved problem that team of mathematicians needed three days in twenty seconds!
30 tons & 1500 sq ft (average home) -
Transistor
Make computers smaller and less expensive
https://learn.sparkfun.com/tutorials/transistors -
UNIVAC
Used stored program concept correctly, first computer language with first keyboard. Only large cooperation and government could afford these large calculations. -
FORTRAN
A type of programming language. -
Jon Van Neumann
Idea of stored program of CPU to control all functions. Died 1957 -
The Integrated Circuit
Jack Kilby and his team invent the microchip. -
UNIX
An operating system that found compatibility issues. -
DRAM
Intel 1103 reveals Dynamic Access Memory chip. -
Microprocessor
Marcian Hoff- entire CPU on a chip fit computers on a desk top -
"Floppy disc"
Alan Shugart leads team of engineers to invent this to allow data to be shared with other computers.
http://www.digitaltrends.com/computing/why-do-floppy-disks-still-exist-the-world-isnt-ready-to-move-on/ -
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Altair
First microcomputer -
Bill Gates
Founded Microsoft -
VisiCalc
The first computerized spread sheet. -
WordStar release
Word processing becomes easier as Micropro International releases this. -
Deskpro 386
Compaq brings it to market. 32 bit architecture provides fast speeds that are like mainframe. -
HTML
Hypertext Markup Language, setting a base to the World Wide Web. -
Pentium microprocessor
Brings graphics and music to PC. -
Gaming
PC's become gaming machines with multiple games to play. -
Google Search
Sergey Brin and Larry Page developed this at Stanford university.
http://inventors.about.com/od/gstartinventions/a/google.htm -
Conflict between Microsoft and Apple
Microsoft invests $150 million in Apple. Microsoft accused of copying the look and feel of their ape rating system. -
Wi-fi
Users can connect to Internet without wires
http://www.wi-fi.org/ -
AMD's Athlon 64
First 64 bit processor becomes available to consumers.
