Gottfried Ungerboeck (born 15 March 1940,

Vienna Vienna ( ; ; ) is the capital city, capital, List of largest cities in Austria, most populous city, and one of Federal states of Austria, nine federal states of Austria. It is Austria's primate city, with just over two million inhabitants. ...

) is an Austrian communications engineer. Ungerboeck received an

electrical engineering Electrical engineering is an engineering discipline concerned with the study, design, and application of equipment, devices, and systems that use electricity, electronics, and electromagnetism. It emerged as an identifiable occupation in the l ...

degree (with emphasis on

telecommunications Telecommunication, often used in its plural form or abbreviated as telecom, is the transmission of information over a distance using electronic means, typically through cables, radio waves, or other communication technologies. These means of ...

) from Vienna University of Technology in 1964, and a Ph.D. from the Swiss Federal Institute of Technology,

Zurich Zurich (; ) is the list of cities in Switzerland, largest city in Switzerland and the capital of the canton of Zurich. It is in north-central Switzerland, at the northwestern tip of Lake Zurich. , the municipality had 448,664 inhabitants. The ...

, in 1970. He joined

IBM International Business Machines Corporation (using the trademark IBM), nicknamed Big Blue, is an American Multinational corporation, multinational technology company headquartered in Armonk, New York, and present in over 175 countries. It is ...

Austria as a systems engineer in 1965, and the IBM Zurich Research Laboratory in 1967. At Zurich, he worked on

digital signal processing Digital signal processing (DSP) is the use of digital processing, such as by computers or more specialized digital signal processors, to perform a wide variety of signal processing operations. The digital signals processed in this manner are a ...

and switching systems, communication and

information theory Information theory is the mathematical study of the quantification (science), quantification, Data storage, storage, and telecommunications, communication of information. The field was established and formalized by Claude Shannon in the 1940s, ...

. Among many contributions to the theory of data transmission, he invented trellis coded modulation. Ungerboeck joined

Broadcom Broadcom Inc. is an American multinational corporation, multinational designer, developer, manufacturer, and global supplier of a wide range of semiconductor and infrastructure software products. Broadcom's product offerings serve the data cen ...

in 1998, as Technical Director for Communication business line. He has won the 2018 Shannon Award of the IEEE Information Theory Society.

Awards and honours

* IBM Fellow (1984) * IEEE Fellow (1985) for contributions to the theory and practice of digital communications. * Broadcom Fellow and Distinguished Engineer (2006) * IEEE Richard W. Hamming Medal (1994) * Marconi Prize (1996) * Australia Prize (1997) * Golden Jubilee Award for Technological Innovation from the IEEE Information Theory Society (1998), for ''"the invention of trellis coded modulation"''. * Claude E. Shannon Award (2018)

References

External links

1997 Australia PrizeGottfried Ungerboeck Oral History
IEEE Global History Network {{DEFAULTSORT:Ungerboeck, Gottfried IBM Fellows Fellows of the IEEE Austrian information theorists Coding theorists Living people ETH Zurich alumni TU Wien alumni 1940 births Australia Prize recipients Austrian expatriates in Switzerland