Contact Information
University of Vaasa, Department
of
Computer Science, Communications
and
Systems
Engineering
Group
Phone: +358-44-024-4384
Fax: +358-6-324-8467
Email:
firstname.lastname(ät)uwasa.fi
Mail address: P.O.
Box 700, FI-65101 Vaasa, Finland
Visiting address:
Yliopistonranta 10, Fabriikki, Room F391
University of Vaasa office in
the University Consortium of
Seinäjoki
Phone: +358-44-024-4384
Email:
firstname.lastname(ät)uwasa.fi
Mail address:
Kampusranta 9C, FI-60320 Seinäjoki, Finland
Visiting address:
Kampusranta 9, Frami C-wing, 2nd floor
Information
about International Master's Programme in Telecommunication Engineering
in the University of Vaasa.
Student Reception /
Autumn 2011
Mondays 13-14 on
Weeks 37-49. No reception on 26th of September and 5th of December.
On other times by appointment
(schedule over e-mail).
Research
Interests
- Communication and
control in telecommunication systems and in wireless sensor networks
- Localization and
controlled mobility
- Wireless automation
- Wireless
networks in defence and security
Current Projects
RIWA - Reliable
and Real-Time Wireless Automation (2011-2013)
WISM II - Wireless Sensor Systems in
Indoor Situation Modeling II
(2010-2012)
AKES - Embedded System Solutions for Agrotechnology, Machinery, Energy
Production and Energy-Efficient Construction (2011-2015)
Teaching on 2010-2011
Autumn
2011:
TLTE3120 Computer Simulation in Communication and
Systems
AUTO2060
Säätötekniikka (in Finnish)
Spring
2012:
TLTE3150
Advanced Course in Signals and Systems
AUTO2070
Säätötekniikan jatkokurssi (in Finnish)
See ComSys
Website for a complete list of our ongoing
courses.
Recent Projects
GENSEN - Generic Sensor
System Architecture for Wireless Automation (2009-2010)
WISM - Wireless Sensor
Systems in
Indoor Situation Modeling (2008-2010)
Develompent
of Datafusion and Diagnostics Methods in Weather Station Networks
(DaDa)
Very
Distributed
Sensor and Actuator Networks (ERHE)
Publications
Yigitler, H., Mahmood,
A., Virrankoski, R. and Jäntti, R., Recursive Clock
Skew Estimation for Wireless
Sensor Networks using Reference Broadcasts, submitted to IET
Wireless
Sensor Systems, 2011.
Yigitler, H.,
Virrankoski, R. and Elmusrati, M. S., Stackable
Wirless Sensor and Actuator
Network
Platform for Wireless Automation: the UWASA Node, Aalto University Workshop
on Wireless Sensor Systems, November 19th, 2010, Espoo, Finland.
F. Ahmed, R. Virrankoski and M.
Elmusrati, Improving RSSI Based Distance Estimation
for IEEE 802.15.4 Wireless Sensor Networks, in the
Proceedings of IEEE ICWIT 2010, Honolulu, Hawaii, August 28th -
September 3rd, 2010.
R. Duan, R. Jäntti, M. Elmusrati, and R. Virrankoski, Capacity for Spectrum Sharing Cognitive
Radios with MRC Diversity and Imperfect Channel Information from
Primary User, to appear in the Proc. of IEEE GLOBECOM'10, Miami,
U.S.A, 6-10 December 2010.
R. Duan, M. Elmusrati, R. Jäntti and R. Virrankoski, Capacity for Spectrum Sharing Cognitive
Radios with MRC Diversity at the Secondary Receiver under Asymmetric
Fading, to appear in the Proceedings of IEEE GLOBECOM'10, Miami,
U.S.A, 6-10 December 2010.
T. Glocker, M. Tuomaala, R. Virrankoski and M. Elmusrati, Software and
Hardware Design of a Minituarized Mobile Autonomous Robot Operating in
a Wireless Sensor Network, 2nd Workshop on Wireless Communication
and Applications (WowCA 2010), May 5th, 2010, Vaasa, Finland.
R. Duan, M. Elmusrati, R. Jäntti,
and R. Virrankoski, Power
Control for Time-Varying Cognitive Radio
Networks, in the Proceedings of 17th International Conference on
Telecommunications, (ICT 2010), April 4-7, 2010, Doha, Qatar.
R. Virrankoski and S. Keskinen, GENSEN:
A Novel Combination of Product,
Application and Technology Platform Development in the Context of
Wireless Automation, in the proceedings of 14th
International Conference on Productivity & Quality Research (ICPQR
2009), October 19-23, 2009, Alexandria, Egypt.
T. Ahonen, R. Virrankoski and M.
Elmusrati, Greenhouse
Monitoring
with Wireless Sensor Network, in the proceedings of 2008
IEEE/ASME International Conference
on Mechatronic and Embedded Systems and Applications, October 12-15,
2008, Beijing, China.
M. Bocca, R. Virrankoski
and H. N.
Koivo, Text and Language Independent
Speaker Indentification by Using Short-Time Low Quality Signals,
Workshop on Wireless Communication and Applications
(WoWCA 2008), April 2, 2008, Vaasa, Finland.
M. Bocca, C. Galperti, R. Virrankoski
and H. N. Koivo, Estimating
the Number of
Persons in an Unknown Indoor Environment by Applying Wireless Acoustic
Sensors and Blind Signal Separation, in the proceedings of the
Mobile
Computing
and Wireless Communications International Conference (MCWC 2006),
September 17-20, 2006, Amman, Jordan.
P.
Drineas, A. Javed, M. Magdon-Ismail, G. Pandurangan, R. Virrankoski and
A.
Savvides, Distance Matrix
Reconstruction from
Incomplete Distance
Information for Sensor Network Localization, in
the proceedings of the Third Annual IEEE Communications Society
Conference on Sensor,
Mesh, and Ad Hoc Communications and Networks (SECON'06) , September
25-28, 2006, Reston, VA, USA.
Virrankoski, R., Savvides, A., TASC:
Topology
Adaptive Spatial Clustering for Sensor Networks, Yale
University, ENALAB, in the proceedings of the 2nd IEEE International
Conference on Mobile Ad Hoc and Sensor Systems (MASS'05), November
7-10, 2005, Washington DC, USA. (presentation
slides)
Jalkanen, H., Virrankoski, R., Oksanen, T., A simulator of oxygen
converter process (BOF), Pyrometallurgy 2002, Cape Town, South
Africa,
March 11-13, 2002.
Technical Reports
P.
Drineas, M. Magdon-Ismail, G. Pandurangan, R. Virrankoski and A.
Savvides, Distance Matrix
Reconstruction from
Incomplete Distance
Information for Sensor Network Localization, Yale
University, ENALAB
Technical Report 110402, 2004.
Savvides,
A., Srivastava, M. B., Virrankoski, R., Geometry Aware Ad-Hoc
Localization, Technical Report, University of California, Los
Angeles,
Networked & Embedded Systems Laboratory, 2003.
Postgraduate Seminar
Reports
Virrankoski, R.,
Estimation of Gene Expression, postgraduate seminar report,
Fall 2005.
Virrankoski, R., Complex Systems - a
New World View,
one chapter in Heikki Hyötyniemi (ed.): Complex Systems - Science
on the Edge of Chaos, collected papers on the Spring 2003 postgraduate
seminar, Helsinki University of Technology, Control Engineering
Laboratory, Report 145, October 2004.
Virrankoski, R., Localization in Ad-Hoc
Sensor Networks,
postgraduate seminar report, Spring 2003.
In Finnish
Virrankoski, R., Oksanen, T., Jalkanen,
H., CONSIM 4.0
- Happikonvertteriprosessin simulointiohjelma, Helsinki
University of Technology, Laboratory of Materials Processing and Powder
Metallurgy, TKK-MK-121, Espoo 2001.
Virrankoski, R., Oksanen, T., Jalkanen, H., CONSIM - happikonvertteriprosessin
simulointiohjelma, Automaatioväylä 4/2001.
Virrankoski, R., Matematiikan
kertauskurssi Iso-M elokuussa 1999, report C 15, Helsinki
University of Technology, Institute of Mathematics, 2000.
Virrankoski, R., Symbolista
merkistöä verkossa sekä WWW-pohjaisia
opetusjärjestelmiä, Solmu 2 / 1999-2000.
Virrankoski, R., Laskentaohjelmistojen
hyödyntäminen digitaalisen opetusmateriaalin laatimisessa -
optimointia Maple-ohjelmalla, Master's Thesis, University of
Helsinki, 1999.
Updated 08/2011
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