Blind despreading of short-code DS-CDMA signals in asynchronous multi-user systems. - Tommi Koivisto; Visa Koivunen (Signal Process., 2007)

Impact of time and frequency offsets on cooperative multi-user MIMO-OFDM systems. - Tommi Koivisto; Visa Koivunen (PIMRC, 2009)

Refinement of MIMO limited-feedback using second best codeword. - Karol Schober; Risto Wichman; Tommi Koivisto (PIMRC, 2009)

Diversity Transmission for Correlation-Based Slot Synchronization with Noncoherent Combining. - Tommi Koivisto; Visa Koivunen (VTC Spring, 2009)

Reference Signal Design for Flexible MIMO Operation in LTE-Advanced Downlink. - Tommi Koivisto; Karol Schober; Tero Kuosmanen; Timo Roman; Mihai Enescu (VTC Spring, 2010)

MIMO adaptive codebook for closely spaced antenna arrays. - Karol Schober; Risto Wichman; Tommi Koivisto (EUSIPCO, 2011)

Evolution of Downlink Multi-Antenna Techniques throughout E-UTRAN LTE Releases. - Mihai Enescu; Timo Roman; Tommi Koivisto; Markku Kuusela; Marko Lampinen; Kari Pietikäinen; Kari Hämäläinen; Juha Venäläinen (VTC Fall, 2011)

Reference Signal Design for Coordinated Multi-Point Transmission in LTE-Advanced. - Tommi Koivisto; Marko Lampinen; Mihai Enescu; Timo Roman (VTC Fall, 2011)

Performance Evaluations for Multiuser CQI Enhancements for LTE-Advanced. - Helka-Liina Määttänen; Toni Huovinen; Tommi Koivisto; Mihai Enescu; Olav Tirkkonen; Mikko Valkama (VTC Spring, 2011)

Design and Evaluation of LTE-Advanced Double Codebook. - Shuang Tan; Tommi Koivisto; Helka-Liina Määttänen; Kari Pietikäinen; Timo Roman; Mihai Enescu (VTC Spring, 2011)

System-Level Modeling and Evaluation of Interference Suppression Receivers in LTE System. - Marko Lampinen; Felipe Del Carpio; Tero Kuosmanen; Tommi Koivisto; Mihai Enescu (VTC Spring, 2012)

System-Level Performance of Interference Suppression Receivers in LTE System. - Kari Pietikäinen; Felipe Del Carpio; Helka-Liina Määttänen; Marko Lampinen; Tommi Koivisto; Mihai Enescu (VTC Spring, 2012)

Diversity Transmission of Synchronization Sequences in MIMO Systems. - Tommi Koivisto; Visa Koivunen (IEEE Trans. Wirel. Commun., 2012)

CSI Feedback for Dynamic Switching Between Single User and Multiuser MIMO. - Helka-Liina Määttänen; Tommi Koivisto; Mihai Enescu; Olav Tirkkonen (Wirel. Pers. Commun., 2012)

Network-Assisted Widely Linear Receivers for LTE. - Luis Felipe Del Carpio; Marko Lampinen; Mihai Enescu; Tommi Koivisto; Olav Tirkkonen (VTC Fall, 2013)

Estimation of Time and Frequency Offsets in LTE Coordinated Multi-Point Transmission. - Tommi Koivisto; Tero Kuosmanen; Timo Roman (VTC Fall, 2013)