OSUVA - Selaus tekijän "Kaasalainen, Sanna" mukaan

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    • Design considerations of navigation satellite constellation for low Earth orbit 

      Praks, Jaan; Saleem, Zainab; Mayank; Çelikbilek, Kaan; Prol, Fabricio; Sharma, Shikha; Kuusniemi, Heidi; Ferranti, Luca; Lohan, Elena Simona; Pinell, Christina; Kaasalainen, Sanna; Bhuiyan, M. Zahidul H. (IEEE, 03.10.2023)
      article
      In this study we provide an overview of feasibility assessment of Low Earth Orbit Position, Timing and Navigation (LEO-PNT) satellite system. We discuss several aspects of such a design, such as signal design, accuracy ...

    • Is LEO-Based Positioning with Mega-Constellations the Answer for Future Equal Access Localization? 

      Morales Ferre, Ruben; Lohan, Elena Simona; Kuusniemi, Heidi; Praks, Jaan; Kaasalainen, Sanna; Pinell, Christina; Elsanhoury, Mahmoud (IEEE, 17.06.2022)
      article
      Capital expenditures and indoor challenges are two of the main obstacles toward equal access positioning services worldwide. Global Navigation Satellite Systems (GNSS) do not function well indoors and in some challenging ...

    • Performance of EGNSS-based Timing in Various Threat Conditions 

      Honkala, Salomon; Thombre, Sarang; Kirkko-Jaakkola, Martti; Zelle, Hein; Veerman, Henk; Wallin, Anders E.; Dierikx, Erik F.; Kaasalainen, Sanna; Söderholm, Stefan; Kuusniemi, Heidi (Institute of Electrical and Electronics Engineers (IEEE), 27.08.2019)
      article
      Today’s society is highly reliant on time and frequency synchronization, for example in communications systems and financial networks. Precise timing is more and more derived from satellite navigation receivers, which are ...