GSM Association. The global association for Mobile phone operators.
Hyper Text Transfer Protocol. A client-server communication protocol developed for World Wide Web. See IETF RFC2616, www.ietf.org.
Global System for Mobile Communications. A European standard for digital cellular phones that has now been widely adopted throughout the world.
Home Environment. The HE of a subscriber is responsible for the overall pro- vision and control of the personal service environment to the subscriber.Â
HandOver. HO is a procedure by which a mobile terminal changes serving cells (within the same frequency or on different frequencies or even on different Radio Access Technologies (RAT)). See 3GPP TS36.133.