Summary

The dynamic adaptation between various service environments using the application profiles for continuous service is a key issue of the profile-based application adaptation service (PAAS) using next generation networks (NGNs). PAAS offers an optimized service framework for providing continuous services for users, such as multimedia, educational broadcasting and games, etc., using the various devices that are not restricted by the service environment of the user. This Supplement specifies the functional model and service scenario of PAAS.