Tommi Koivisto

According to our database, Tommi Koivisto authored at least 16 papers between 2007 and 2013.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2013

Estimation of Time and Frequency Offsets in LTE Coordinated Multi-Point Transmission.

Tommi Koivisto, Tero Kuosmanen, Timo Roman

Proceedings of the 78th IEEE Vehicular Technology Conference, 2013

Network-Assisted Widely Linear Receivers for LTE.

Luis Felipe Del Carpio, Marko Lampinen, Mihai Enescu, Tommi Koivisto, Olav Tirkkonen

Proceedings of the 78th IEEE Vehicular Technology Conference, 2013

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

Diversity Transmission of Synchronization Sequences in MIMO Systems.

Tommi Koivisto, Visa Koivunen

IEEE Trans. Wirel. Commun., 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

Proceedings of the 75th IEEE Vehicular Technology Conference, 2012

System-Level Modeling and Evaluation of Interference Suppression Receivers in LTE System.

Marko Lampinen, Felipe Del Carpio, Tero Kuosmanen, Tommi Koivisto, Mihai Enescu

Proceedings of the 75th IEEE Vehicular Technology Conference, 2012

2011

Design and Evaluation of LTE-Advanced Double Codebook.

Shuang Tan, Tommi Koivisto, Helka-Liina Määttänen, Kari Pietikäinen, Timo Roman, Mihai Enescu

Proceedings of the 73rd IEEE Vehicular Technology Conference, 2011

Performance Evaluations for Multiuser CQI Enhancements for LTE-Advanced.

Helka-Liina Määttänen, Toni Huovinen, Tommi Koivisto, Mihai Enescu, Olav Tirkkonen, Mikko Valkama

Proceedings of the 73rd IEEE Vehicular Technology Conference, 2011

Reference Signal Design for Coordinated Multi-Point Transmission in LTE-Advanced.

Tommi Koivisto, Marko Lampinen, Mihai Enescu, Timo Roman

Proceedings of the 74th IEEE Vehicular Technology Conference, 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

Proceedings of the 74th IEEE Vehicular Technology Conference, 2011

MIMO adaptive codebook for closely spaced antenna arrays.

Karol Schober, Risto Wichman, Tommi Koivisto

Proceedings of the 19th European Signal Processing Conference, 2011

2010

Reference Signal Design for Flexible MIMO Operation in LTE-Advanced Downlink.

Tommi Koivisto, Karol Schober, Tero Kuosmanen, Timo Roman, Mihai Enescu

Proceedings of the 71st IEEE Vehicular Technology Conference, 2010

2009

Diversity Transmission for Correlation-Based Slot Synchronization with Noncoherent Combining.

Tommi Koivisto, Visa Koivunen

Proceedings of the 69th IEEE Vehicular Technology Conference, 2009

Refinement of MIMO limited-feedback using second best codeword.

Karol Schober, Risto Wichman, Tommi Koivisto

Proceedings of the IEEE 20th International Symposium on Personal, 2009

Impact of time and frequency offsets on cooperative multi-user MIMO-OFDM systems.

Tommi Koivisto, Visa Koivunen

Proceedings of the IEEE 20th International Symposium on Personal, 2009

2007

Blind despreading of short-code DS-CDMA signals in asynchronous multi-user systems.

Tommi Koivisto, Visa Koivunen

Signal Process., 2007