The 2022 winner of the ``Turing Award'' awarded to those who have made important achievements in the field of computer science is decided by Mr. Bob Metcalf, the inventor of Ethernet


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Cockrell School

The Turing Award honoring those who contributed to the development of computer science was awarded to Bob Metcalfe , who invented the Ethernet communication standard, in connection with Alan Turing, who built the foundation of computers.

2022 Turing Award
https://awards.acm.org/about/2022-turing

Turing Award Won by Co-Inventor of Ethernet Technology - The New York Times
https://www.nytimes.com/2023/03/22/technology/turing-award-bob-metcalfe-ethernet.html

At the time of writing, Metcalf is an emeritus professor of electrical and computer engineering at the University of Texas at Austin, and is also a researcher in computational engineering at the Computer Science and Artificial Intelligence Laboratory at the Massachusetts Institute of Technology.


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Cockrell School

In 1973, Metcalf, then a computer scientist at Xerox 's Palo Alto Research Center (PARC), described a 'broadcast communications network' for connecting PARC's Alto , the first personal computer, within a building. Distributed the famous memo. The early Ethernet devised by Metcalfe operated at a speed of 2.94 Mbps, which was about 10,000 times faster than existing networks.

The original design proposed that Ethernet be realized with coaxial cable, but at the same time it was also possible to replace twisted pair cable , optical fiber, wireless (Wi-Fi), power network, etc. It was. Mr. Metcalfe will complete Ethernet with co-inventor David Boggs , learning from ALOHAnet , a pioneering computer network developed at the University of Hawaii. The first Ethernet later became widely used within Xerox. Metcalfe then led the team that developed 10 Megabit Ethernet , forming the basis for subsequent standards.



After leaving Xerox in 1979, Mr. Metcalfe continued to lead development as an Ethernet expert, continued efforts to promote open standards in the industry, and contributed to the standardization of IEEE 802.3.

Ethernet plays an important role in wired network communications around the world. Supporting data rates from 10 Mbps to 400 Gbps, with new 800 Gbps and 1.6 Tbps technologies emerging, Ethernet has become a huge market, and Ethernet switches alone will generate $30 billion in revenue in 2021. It is said to exceed 3.9 trillion yen).



Giannis Ioannidis, ACM Chairman who presented the award, said, 'Ethernet has been the primary way computers are connected to other devices and to each other and to the Internet. The range has expanded exponentially, and I think it's especially fitting to recognize such an impactful invention in the milestone year of its 50th anniversary.'

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