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BRYANT ZARAGOZA period 3 rd. TECHNOLOGY PROGRESS. THE HEADPHONES. The majority of the people say that the headphones were invented in 1937 by a German company. The hole purpose of the headphones were to listen to the radio or any device that can holed music with out disturbing others.
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BRYANT ZARAGOZA period 3rd TECHNOLOGY PROGRESS
THE HEADPHONES • The majority of the people say that the headphones were invented in 1937 by a German company. The hole purpose of the headphones were to listen to the radio or any device that can holed music with out disturbing others .
The printer • In 1938 the first high-speed printer was invented by Remington-rand for use on the Univac computer
MINICOMPUTER • The minicomputer was invented by Ken Olsen and Harlan Anderson in the 1960’s . The hole purpose to offer a cost efficient alternative to room size mainframe computers .
MAINFRAME COMPUTER The first mainframe computer was invented in 1962. They were mainly use in government organization like bulk data processing such as cenos and corporate.
The mouse • Douglas Engelbart change the way computers worked in 1964by creating the object called the mouse. It was called the mouse because it had a wire attached behind it. He never know how much was the mouse worth a couple years later it was learn that thy had a licensed it to the apple company for around 40,000.
MICROCOMPUTER In 1975 Ed Roberts best known as the father of microcomputer , he designed the first microcomputer . The Altair 8800 , which was produced by micro and telemetry. In the same year two hackers compromised to deliver a basic computer and that’s how Microsoft was made. The name of the two hackers were William gates and Paul Allen.
MONITOR • The first monitor used cathode ray tubes until the 1980’s.They were known as audio display terminal and were attached to the computer and to the keyboard .There image quality was poor, so in 1981IBM introduce the color graphic adaptor which alluded the computer to transfer pictures in color.
THE LAPTOP • The laptop was invented by Adam Osborne in 1981.The hole purpose of the laptop is to be able to take your computer any were you need . It holds the same amount of memory as a desktop computer .
CD In October of 1982 the first CD player were released by Sony the company that invented them. Even do it was a group effort the person that invented them was NobuyukyIdei. The hole purpose of the CD player was for people to be able to listen to their music.
USB • The flash drive was invented by Amir Ban,Dov Moran and Oronogdam 1999 all of the Israeli company. The flash drive is a device that let you save things and take it everywhere there's computers.
en.wikipedia.org http://en.wikipedia.org/wiki/Mainframe_computer http://www.thocp.net/hardware/mainframe.htm http://en.wikipedia.org/wiki/Computer_monitor http://www.whoinventedit.net/who-invented-the-cd-player.html en.wikipedia.org/wiki/Laptop http://inventors .about.com/library/weekly/aa081898. htmhttp://www.brighthub.com/computing/hardware/articles/31558.aspx#