Conference Articles 2007(4 publications) [publication]Pedro Ferreira and Orvalho, J. and Boavida, F. , "A Middleware Architecture for Mobile and Pervasive Large-Scale Augmented Reality Games", in 5th Annual Communication Networks and Services Research Conference, vol. 1, 2007 [citation][year=2015]Yassin, M.; Rachid, E.; “A survey of positioning techniques and location based services in wireless networks”, Proceedings of SPICES 2015 - IEEE International Conference on Signal Processing, Informatics, Communication and Energy Systems, Kozhikode, 19-21 Feb. 2015. [citation][year=2015]KJL Nevelsteen, A Survey of Characteristic Engine Features for Technology-Sustained Pervasive Games, Springer briefs in Computer Science, ISBN: 978-3-319-17631-4, 2015. [publication]Pedro Ferreira and Orvalho, J. and Boavida, F. , "Scalability and Mobility in a Network Middleware for Large Scale Mobile and Pervasive Augmented Reality Games", in The 2007 International Conference on Wireless Networks (ICWN2007), Part of WORLDCOMP 2007, 2007 [publication]Pedro Ferreira and Orvalho, J. , "Quality of Service APIs for a 3GPP Mobile and Pervasive Large Scale Augmented Reality Gaming Middleware", in Next Generation Mobile Applications, Services and Tecnhologies 2007 (NGMAST 2007), 2007 [publication]Pedro Ferreira and Orvalho, J. and Boavida, F. , "Security and Privacy in a Middleware for Large Scale Mobile and Pervasive Augmented Reality", in The 2007 International Conference on Software , Telecommuncations and Computer Networks (SOFTCOM 2007), 2007 2006(2 publications) [publication]Pedro Ferreira and Orvalho, J. and Boavida, F. , "Middleware for embedded sensors and actuators in mobile pervasive augmented reality", in INFOCOM 2006 Student Workshop, 2006 [publication]Pedro Ferreira and Orvalho, J. and Boavida, F. , "Sixrm: Full Mesh Reliable Source Ordered Multicast", in SoftCom2006 - 14th International Conference on Software, Tellecommunications & Computer Networks, 2006 2005(2 publications) [publication]Pedro Ferreira , "Network Middleware for Large Scale Mobile and Pervasive Augmented Reality Games", in CoNext 2005 - ACM Conference on Emerging Network Experiment and Technology, 2005 [publication]Pedro Ferreira and Orvalho, J. and Boavida, F. , "Large Scale Mobile and Pervasive Augmented Reality Games", in EUROCON 2005 - The International Conference on "Computer as a Tool", vol. 1, 2005 [citation][year=2012]Byron Portilla-Rosero, Guillermo Alonso Castano Perez, Jorge Mario Gaviria Hincapie y Jose Leon Sierra Ospina, “Un Analisis al Desarrollo Cientifico desde la Perspectiva de la Realidad Aumentada”, Memorias del Encuentro Nacional de Investigacion 2012 - Hacia la Transformacion de la Dinamica Investigativa, Fundacion Universitaria Luis Amigo, Medellin, Colombia, 2012. 2003(1 publication) [publication]Pedro Ferreira and Orvalho, J. and Boavida, F. , "Challenges of Distributed Interactive State Transmission", 2003 2001(2 publications) [publication]Pedro Ferreira and Orvalho, J. and Boavida, F. , "Uma plataforma integrada para aplicações de realidade virtual distribuída e colaborativa (An Integrated Platform for Colaborative, Distributed Virtual Reality Applications)", 2001 [publication]Orvalho, J. and Pedro Ferreira and Boavida, F. , "State Transmission Mechanisms for a Collaborative Virtual Environment Middleware Platform", 2001 Book Chapters 2011(1 publication) [publication]Pedro Ferreira and Boavida, F. , "Network Middleware for Mobile and Pervasive Large Scale Augmented Reality Games", in Handbook of Augmented Reality, Technologies and Applications, vol. 1, pp. 541-588, 2011 [citation][year=2013]Abraham G. Campbell, Levent Gorgu, Barnard Kroon, David Lillis, Dominic Carr, Gregory M.P. O’Hare, “Giving Mobile Devices a SIXTH Sense: Introducing the SIXTH Middleware for Augmented Reality Applications”, Proceedings of ISMAR 2013 - IEEE International Symposium on Mixed and Augmented Reality, Adelaide, Australia, 1-4 Oct. 2013, DOI: 10.1109/ISMAR.2013.6671787. PhD Theses 2008(1 publication) [publication]Pedro Ferreira , "Network Midleware for Mobile and Pervasive Large Scale Augmented Reality Games", 2008 MSc Theses 2002(1 publication) [publication]Pedro Ferreira , "Transmissão de estados em ambientes de realidade virtual distribuídos e colaborativos", 2002