Journal Articles
1999(1 publication)
[publication]Boavida, F. and Chaves, I. and Orvalho, J. , "Projecto INES ' utilização de tecnologias da Internet para suporte da Normalização Europeia" (INES Project - use of Internet Technologies for the support of European Standardisation),", QUALIRAMA, Magazine of the Portuguese Institute for Quality, ISSN 0870-7073, no. 53, pp 8-13, Lisboa, Instituto Português da Qualidade, January-February 1999. (Portuguese), 1999

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(1 publication)
[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.

2004(2 publications)
[publication]Jaiswal, S. and Orvalho, J. and Boavida, F. , "Handoff Mechanisms in Cellular IP: Enhancement into the Indirect Handoff Mechanism", 2004

[publication]Jaiswal, S. and Boavida, F. and Orvalho, J. , "Quality of Service Model and Signalling for Cellular IP Access Network", 2004

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

2000(3 publications)
[publication]Orvalho, J. and Boavida, F. , "Augmented Reliable Multicast CORBA Event Service ' A Multimedia Middleware", 2000

[publication]Orvalho, J. and Boavida, F. , "Augmented Reliable Multicast CORBA Event Service (ARMS): a QoS-Adaptive Middleware", 2000
[citation][year=2007]Cecil Bruce-Boye,  and Dmitry A. Kazakov, "Quality of Uni- and Multicast Services in a Middleware LabMap Study Case?, in Innovative Algorithms and Techniques in Automation, Industrial Electronics and Telecommunications , pp. 89-94, Springer, ISBN 978-1-4020-6265-0, 2007.

[publication]Orvalho, J. and Boavida, F. , "Augmented Reliable Multicast CORBA Event Service", in SSGRR 2000 â?? International Conference on Advances in Infrastructure for electronic Business, Science and Education on the Internet, 2000

1999(6 publications)
[publication]Orvalho, J. and Boavida, F. , "Extensões ao CORBA Event Service para comunicação confiável multicast", in CRCâ??99, 2ª Conferência sobre Redes de Computadores â?? Tecnologias e Aplicações, 1999

[publication]Orvalho, J. and Boavida, F. , "A platform for the study of reliable multicasting extensions to CORBA Event Service", in 6th International Workshop on Interactive Distributed Multimedia Systems and Telecommunication  Services, IDMSâ??99, 1999

[publication]Orvalho, J. and Boavida, F. , "Evaluating Light-weight Reliable Multicast Protocol Extensions to the CORBA Event Service", in EDOCâ??99 â?? 3rd International Enterprise Distributed Object Computing Conference, 1999

[publication]Orvalho, J. and Boavida, F. , "CONCHA: CONference system based on java and corba event service CHAnnels", in Multimedia Systems and Applications II", part of SPIE's symposium on "Voice, Video and Data Communications", 1999

[publication]Orvalho, J. and Boavida, F. , "Extension to CORBA Event Service for a Conference Control System", in IEEE Multimedia Systems 99 - International Conference on Multimedia Computing and Systems, ICMCS'99, IEEE TC on Multimedia Computing, 1999

[publication]Orvalho, J. and Boavida, F. , "A Conference Control Service Based on the CORBA Event Service", in 2nd Conference on Telecommunications, Instituto de Telecomunicações, 1999

1998(1 publication)
[publication]Orvalho, J. and Boavida, F. , "Servico de controlo de conferencias baseado no CORBA Event Service (A conference control service based on CORBA Event Service)", in CRCâ??98, 1st National Conference on Computer Networks - Technologies and Applications, 1998

1994(1 publication)
[publication]Antonio Jose Mendes and Orvalho, J. and Mendes, T. , "Developing Educational Software with the AIDA authoring environment", in International Conference Information Technologies and Programming, 1994

Edited Books
2004(1 publication)
[publication]Gayraud, T. and Mazzella, M. and Boavida, F. and Edmundo Monteiro and Orvalho, J. , "Proceedings of the International Workshop on The Challenges of Mobility (WCM'2004)",  vol. 1, 2004

2002(1 publication)
[publication]Boavida, F. and Edmundo Monteiro and Orvalho, J. , "Protocols and Systems for Interactive Distributed Multimedia",  vol. 2515, 2002