British mathematician A.M. Turing invented Turing machine, which made theoretical preparation for modern computer hardware and software.
1942
● The world's first electronic computer ABC has been successfully developed. It has 300 electron tubes, using binary. Its basic architecture is no different from that of modern computers.
1943
● The British computer "Giant" is put into operation.
But it was kept secret until 1970.
1945
● Father of modern computer: Von Neumann first put forward the concept of stored program computer, namely "Von Neumann machine".
1946
● 10 February, electronic digital integrator and computer were born.
Equipped with18,000 vacuum tubes, with a total weight of 30 tons and a cost of nearly 500,000 US dollars. It is the world's first multi-functional, all-electronic digital computer, which can realize thousands of multiplication operations per minute.
1946
● In May, the University of Cambridge in the UK successfully developed the first von Neumann EDSAC.
1947
12 On February 23rd, Bell Telephone Laboratory invented the first transistor in the world.
1948
● The University of Manchester developed the world's first robot baby with stored programs.
1950
● Engineering Research Associates made the world's first commercial computer era 1 10 1.
195 1 year
● The first digital computer univa 1 was made for the American census.
1952
Grace Hopper outlined the blueprint of the first "compiler", that is, all programs were translated into machine language before execution, which made great contributions to the commercialization of computers.
1955
Grace Hopper developed the A-3 compiler Math-Matic.
1956
● The world's first computer with transistor elements was successfully developed.
● The first transatlantic telephone cable was laid.
Bell Laboratories has developed a prototype of videophone.
1957
● IBM designed the world's first computer hard disk RAMAC 350, with a diameter of 24 inches and a total capacity of 5 megabytes.
Ibm developed FORTRAN language.
1958
● The first commercial electron tube computer Univac Model 80 was released.
● MIT john mccarthy began to develop Lisp language, which was completed in 1960.
1959
● The world's first integrated circuit came out.
● The published Cobol language specification was completed in 196 1.
1964
● IBM released IBM System/360 computer.
1965
● DEC launched the world's first standard minicomputer PDP-8, which was truly recognized by the industry.
● Thomas E.Kurtz and John Kemeny of Dartmouth College in the United States developed the Basic language.
● The world's first program-controlled telephone exchange-American Bell System 1 electronic exchange came out.
● The International Satellite Communication Organization launched a semi-experimental and semi-practical stationary (synchronous) communication satellite, marking the beginning of the era of synchronous satellite communication.
1967
● The American newspaper Computerworld was founded.
● IBM introduced the world's first floppy disk with a diameter of 32 inches.
● Njklaus Wirth of Switzerland started to develop Pascal language on the basis of Algol, which was completed in 197 1.
1968
● IBM developed the world's first database management system IMS.
● O.J.Dahl and K.Nygard of Norwegian Computing Center published the first object-oriented language Simula 67.
1969
● Bell Laboratories developed the first multi-task and multi-user computer time-sharing system Unix in assembly language.
● IBM allows customers to purchase their software and hardware separately, thus establishing the software market.
● The U.S. Department of Defense began to study ARPANET, which is regarded as the beginning of Inter.
1970
Ken Thompson and Dennis M. Ritchie of Bell Laboratories began to develop Unix operating systems.
● Optical fiber with transmission loss of only 20 dB/km and semiconductor laser that can work continuously at room temperature have been successfully developed, and optical fiber communication has been put into practical use.
197 1 year
● Intel developed the world's first microprocessor 4004.
Niklaus wirth issued Pascal language.
Gary Starkweather developed the world's first laser printer in Xerox's laboratory.
1972
Dennis ritchie of Bell Laboratories developed the C language.
● CCITT first proposed the concept of ISDN.
1973
Alain Colmerauer of Lumini-Marseille University developed Prolog language.
Marty Cooper became the first person to use a mobile phone.
1974
● The US Department of Defense developed TCP (Transmission Control Protocol).
● Intel introduced the 8080 microprocessor, which was adopted by the world's first commercial personal computer.
● Zilog Company introduced the processor Z-80.
● The first commercially successful PC Altair 8800 was successfully developed.
IBM first proposed a simplified instruction set for computers.
● Xerox launched the first workstation prototype Xerox Alto.
● In the first computer chess championship, the Russian program KAISASA won.
1975
Bill Gates and paul allen developed the world's first set of standard microcomputer software Basic for Altair and founded Microsoft.
● Xerox and Stanford University jointly launched "Ether".
Network became the first industrial standard product of LAN.
1976
Cray- 1, the first commercially successful supercomputer, was successfully developed, with an operation speed of 250 million times per second.
● Hayes introduced the first PC modem.
1977
● The first PC Apple II with color display was officially unveiled.
● The world's first commercial optical fiber communication system was opened between two telephone offices in Chicago, USA (7 kilometers apart).
1978
● TCP is divided into TCP and IP.
198 1 year
● O *** orne, the world's first portable computer, appeared.
●/kloc-in August of 0/2, the IBM PC named "Personal Computer" made its debut.
It uses Intel's 8088 processor and Microsoft's MS-DOS operating system.
● Ashton-Tate launched dBase.
● Ian Murphy, a 23-year-old boy who calls himself Captain Zap, sneaked into the computer systems of the White House, the Pentagon and BellSouth.
1983
● The cellular mobile phone communication system is put into commercial use.
1984
● Apple introduced Apple Macintosh.
● Domain name system creation.
● MIPS Computer Systems was established and began to cooperate with Stanford University to develop RISC architecture.
● HP introduced personal laser printer.
1985
● Intel introduced 386 microprocessor.
● The official version of Windows1.0 is available.
1986
● NSF with a backbone network speed of 56KB/ s was established by the National Science Foundation of the United States.
1987
● IBM and Microsoft released OS/2 1.0.
● Kodak launched the world's first megapixel commercial digital camera.
1988
● 1 65438+1October1day, robert morris, a graduate student of Cornell University in the United States, released an experimental network worm program when he tried the feasibility of computer virus on ARPANET. Within 8 hours, this program invaded 3000 ~ 6000 VAX computers and Sun computers running Unix operating system, causing serious losses.
Morris is both a virus maker and the first hacker in Inter Milan.
● The first transatlantic submarine communication optical cable (TAT-8) system was successfully laid.
1989
● The United States launched the first global positioning system (GPS) working satellite.
British scientist Timothy Berners-Lee developed the World Wide Web.
● Singapore Innovation Company launched Sound Blaster Card, marking the arrival of PC multimedia era.
1990
● IBM released RS/6000 based on RISC.
● Successful development of World Wide Web software.
● McGill University has developed an inter search program Archie.
● The earliest lan switches was successfully developed.
199 1 year
Linus Torvalds, a student of Helsinki University in Finland, developed the Linux operating system and spread it as free software.
1992
● On March 22nd, Intel launched the fifth generation Pentium processor.
1993
● Peter de Jager published the article "The End of the Year 2000" in puterworld, warning the danger of Y2K problem and the cost of solving it.
* * * Clinton announced the planning of the national information infrastructure in the United States, referred to as NII, commonly known as the information superhighway.
● Microsoft officially released Windows NT.
1994
● Netscape announced the browser Navigator for Inter.
● Inter Milan entered the era of commercialization.
1995
● Microsoft introduced Windows 95, a 32-bit desktop operating system.
● Microsoft launched the Inter browser Inter Explorer.
● IP phone debut, VocalTec launched Inter Phone client software.
● The world's first commercial CDMA mobile communication network was opened in Hong Kong.
● Sun Company introduced Java language.
Larry Ellision, president of Oracle Bone Inscriptions Company, put forward the concept of network computer (NC).
● Amazon sold its first book on Inter.
● Some Internet-related companies are listed.
Netscape became the third largest IPO stock value on Nasdaq.
● Domain name registration is no longer free, and the annual fee is $50.
1996
● 34 famous universities in the United States launched the research and development of the "Next Generation Inter" project in Chicago.
● The rewritable optical disc (CD-RW) technology came out.
● PDA product Palm Pilot 1000 went on the market.
1997
The chess software on IBM's Deep Blue defeated Garry Kasparov, the world chess champion, for the first time.
● IETF proposes IPv6 standard.
● released WLAN standard IEEE 802. 1 1.
● Yahoo and Amazon have successfully listed.
● In the development year of e-commerce, the number of online retailers exceeded 65,438+10,000.
By the end of 1997, Cisco's sales of network equipment on the website were $3 billion, and the daily sales of personal computers on Dell's website were10 million.
1997, 39% of Cisco's total revenue of $6.4 billion comes from its website.
1998
● iMac Apple computer is available.
● Larry Page and sergey brin founded Google and became a widely used international search engine.
● The British Broadcasting Corporation (BBC) premiered digital TV programs in the world.
Iridium system began to provide personal communication services to the whole world.
● 65438+1On October 26th, paq acquired DEC for $9.6 billion.
● Canada's Nortel acquired the US Bay for US$ 96,543.8 billion.
● 10 10 19, the US federal court decided to formally hold a hearing on the antitrust lawsuit filed by the US Department of Justice and 20 states against Microsoft.
● 165438+ 10 In October, the service provider AOL acquired Netscape Communications Company with a share price of $4.2 billion.
1999
● 65438+1October 14 lucent technology announced the acquisition of Ascend for $24 billion.
In 2000,
● 65438+1October1October, AOL, the world's largest Internet access service provider, announced the acquisition of time warner Inc. by way of share swap, with a total transaction amount exceeding16 billion US dollars.
● On May 17, the world's largest online fashion retailer and the most well-funded company in Europe declared bankruptcy.
At least 130 Inter companies in the United States have closed down due to the exhaustion of funds.
● The growth rate of the US IT market slowed down for the first time in nine years.
200 1 year
● On April 24th, IBM announced that it would acquire Informix's database business for $654.38+0 billion in cash.
● On May 29th, An Teng, Intel's first 64-bit processor chip, was officially released.
On August 28th, Microsoft released the first limited edition of Windows Advanced Server, a 64-bit Windows operating system.
On September 4th, HP announced that it would acquire paq at a share exchange price of $25 billion.
● In September, NTT DoCoMo took the lead in launching 3G services in the world.
● 10 year1On October 25th, Microsoft released Windows XP.
● In June+February, 5438, NTT announced that it would jointly conduct grid computing experiments with Intel and SGI.
In 2002
● In May, the IEEE 802.3 Ethernet standard organization approved the final draft of the 10 Gigabit Ethernet standard.
● IBM announced an investment of $654.38+0 billion to support Linux.
● IDC said that the growth rate of -2.3% made 2002 the worst year in the history of IT industry.
● IBM announced that it will invest $654.38+00 billion in on-demand computing.
● Nasdaq index fell to the level before it rose six years ago.
In 2003
● In March, SCO sued IBM for "improper use of our company's Linux operating system with intellectual property rights".
● On March 12, Intel released its latest generation mobile computing technology Centrino.
● AMD introduced AMD Athlon 64-bit microprocessor for desktop and mobile computing platforms.
● Apple launched an online music service, and sold 654.38 billion songs at a price of 99 cents each in the first week after its launch.
In 2004
● 65438+June 65438+June 04, EPCgloba, an RFID (Radio Frequency Identification) standard organization, said that it had established the first global standard to accelerate enterprises to adopt RFID technology to improve the operation of their supply chains.
On April 2, Sun Company of the United States announced that it had reached a ten-year cooperation agreement with Microsoft Company to settle all pending lawsuits.
According to the agreement, Microsoft will pay Sun $700 million to solve all outstanding antitrust problems, and another $900 million to solve all patent problems.
● On June 28th, Intel introduced a new platform system based on 32/64-bit Xeon processors.
This article is quoted from: