Professor of fiber optics
Senior Member, 76; died 3 May
Un-Chul Paek was a professor at the Gwangju Institute of Science and Technology (GIST), in South Korea
He joined the technical staff of Bell Telephone Laboratories in Princeton, N.J., in 1969 and spent much of his career there. He left in 1991 to become executive vice president of the Korea Academy of Industrial Technology in Cheonan. Three years later he began working at GIST as dean of faculty in the information and communications department. Paek was appointed director of the institute’s Research Center for Ultrafast Fiber-Optic Networks in 1995. He became a professor of fiber optics in 2000 and professor emeritus in 2006.
Paek was a member of the IEEE Communications and Photonics societies, and a fellow of the Optical Society of America.
He received a bachelor’s degree in engineering in 1957 from the Korea Merchant Marine Academy (now Korea Maritime University), in Pusan. He earned a master’s degree in mechanical engineering in 1965 and a Ph.D. in applied physics in 1969, both from the University of California at Berkeley.
Electrical engineering professor
Senior Member, 40; died 14 May
Are Hjorungnes was a professor at the University of Oslo. He died of injuries sustained from a fall.
Hjorungnes began his career in 2000 as a researcher at the Tampere International Center for Signal Processing at the Tampere University of Technology, in Finland. He left in 2001 to become a postdoctoral research fellow in the Signal Processing Laboratory at Federal University of Rio de Janeiro. Hjorungnes returned to Finland the following year to work as a researcher in the Signal Processing Laboratory at Helsinki University of Technology. In 2004 he became a professor of mathematics and natural sciences at the University of Oslo. At the time of his death, he was on sabbatical at the University of Hawaii at Manoa, where he was researching signal processing and matrix derivatives.
Hjorungnes was a member of the IEEE Communications, Information Theory, and Signal Processing societies.
He received a master’s degree in telecommunications and a Ph.D. in signal processing, both from the Norwegian Institute of Technology, in Trondheim, in 1995 and 2000.
John D. Tucker
Life Member, 85; died 24 May
John D. Tucker was a broadcast engineer and founder of John Drew Tucker Associates, a broadcasting consulting firm in Croydon, England.
He began his career at age 17 as a television broadcast engineer in 1943 at the British Broadcasting Co. in London. While at the BBC, he earned a certificate in radio engineering at the Regent Street Polytechnic (now University of Westminster), in London. In 1953 he became a development engineer for Mullard Electronics, an electronic components manufacturer in London. He left Mullard to join Associated-Rediffusion, a London-based TV broadcaster, where he helped launch commercial TV programs in the United Kingdom. In 1956 he joined the broadcast division of EMI, a music company in London, where he later became managing director. He formed his consulting company in 1978.
Electrical engineering professor
Life Fellow, 85; died 8 June
Richard Grow was a professor at the University of Utah, in Salt Lake City, for 52 years.
He began at the university in 1958 as an associate research professor in the electrical engineering department, where his research focused on microwave and millimeter-wave vacuum tubes, quantum electronic devices, and microwave diagnostics. Chair of the department from 1965 to 1977, he taught his last course on microwave tubes this year.
Grow received bachelor’s and master’s degrees in electrical engineering from the University of Utah in 1948 and 1949.