A 600-GHz CMOS focal-plane array for terahertz imaging applications. - Ullrich R. Pfeiffer; Erik Öjefors (ESSCIRC, 2008)

A 0.65 THz Focal-Plane Array in a Quarter-Micron CMOS Process Technology. - Erik Öjefors; Ullrich R. Pfeiffer; Alvydas Lisauskas; Hartmut G. Roskos (IEEE J. Solid State Circuits, 2009)

Terahertz imaging detectors in a 65-nm CMOS SOI technology. - Erik Öjefors; Neda Baktash; Yan Zhao 002; Richard Al Hadi; Hani Sherry; Ullrich R. Pfeiffer (ESSCIRC, 2010)

Terahertz imaging with CMOS/BiCMOS process technologies. - Ullrich R. Pfeiffer; Erik Öjefors (ESSCIRC, 2010)

A 650GHz SiGe receiver front-end for terahertz imaging arrays. - Erik Öjefors; Ullrich R. Pfeiffer (ISSCC, 2010)

A SiGe quadrature transmitter and receiver chipset for emerging high-frequency applications at 160GHz. - Ullrich R. Pfeiffer; Erik Öjefors; Yan Zhao 002 (ISSCC, 2010)

A 820GHz SiGe chipset for terahertz active imaging applications. - Erik Öjefors; Janus Grzyb; Yan Zhao 002; Bernd Heinemann; Bernd Tillack; Ullrich R. Pfeiffer (ISSCC, 2011)

A 0.32 THz FMCW radar system based on low-cost lens-integrated SiGe HBT front-ends. - Konstantin Statnikov; Erik Öjefors; Janusz Grzyb; Pascal Chevalier 002; Ullrich R. Pfeiffer (ESSCIRC, 2013)

60 GHz RF module with beam-steering optimization algorithm for high data rate access and backhaul communications. - Imran Aziz; Björn Franzén; Erik Öjefors; Dragos Dancila (EURASIP J. Wirel. Commun. Netw., 2022)