Dr. Uddenfeldt is one of the inventors and industry drivers for 2G wireless GSM technology, as well as mobile broadband 3G (HSPA) technology.
Prior to his current position at Sony Mobile Communications (which was previously Sony Ericsson Mobile Communications), Dr. Uddenfeldt held various roles at Ericsson since 1978. While at Ericsson, Dr. Uddenfeldt was appointed Vice President and Chief Technology Officer at Ericsson Radio Systems in 1989. In this position, he was responsible for global wireless infrastructure and handset technology including 2G (i.e., GSM, TDMA etc) as well as 3G (ie WCDMA, HSPA etc), 4G LTE. In 1998, he became Senior Vice President and Chief Technology Officer for the Ericsson Group, which in addition to his previous responsibilities, also included wireline (optical and DSL), IP router and switching systems, as well as enterprise technology. In 2004, Dr. Uddenfeldt assumed the position of Senior Vice President and Senior Advisor Technology to the CEO, and was responsible for Technology Strategies and for Technology Alignment with leading operators worldwide.
In August 2008, Dr. Uddenfeldt relocated from Stockholm to Ericsson Silicon Valley in San Jose, California while maintaining his position as Senior Vice President and Senior Advisor Technology to the Group CEO at Ericsson. He focused on strategy for IP routers, and also started cooperation between leading Internet companies to enlarge the mobile broadband ecosystem.
Dr. Uddenfeldt received his Ph.D. from the Royal Institute of Technology in Stockholm in 1978 and received an honorary Doctor’s degree from the University of Lund in 1996.
Dr. Uddenfeldt is a Fellow of IEEE, and a member of the Royal Academy of Engineering Sciences (IVA). He has been awarded several prestigious prizes for his achievements; the German Edward Rhein Foundation Technology Prize for the innovation of GSM in 1997 and the Swedish KTH Prize in 2000 for GSM and 3G. In 2005, he received the Gold Medal from the Swedish Royal Academy of Engineering Sciences for his contribution to the cellular industry. He is also a recipient of the Telecom Innovator of the Year award at Tech America
Dr. Uddenfeldt is a former member of the Board of the Royal Institute of Technology and Vice Chairman of the Board of the Swedish Royal Academy of Engineering Sciences. In addition, Dr. Uddenfeldt is on the Board of Trustees of the Computer History Museum in Mountain View, California.