Jyri Naarmala

Reflections on technology acceptance in higher education

Jyri Naarmala, 2004, ECIS.

Enterprise and Community Level IMS, a New Business Opportunity

Jyri Naarmala, Eero Wallenius, Timo Hamalainen, 2009, 2009 Third International Conference on Next Generation Mobile Applications, Services and Technologies.

Call and messaging performance comparison between IMS and SIP networks

Jyri Naarmala, Eero Wallenius, Timo Hamalainen, 2010, 2010 IEEE 4th International Conference on Internet Multimedia Services Architecture and Application.

Registration performance comparison between IP Multimedia Subsystem and Session Initiation Protocol networks

Timo Hämäläinen, Jyri Naarmala, Eero Wallenius, 2010, International Congress on Ultra Modern Telecommunications and Control Systems.