Handling of forwarded calls

Home zone service method for mobile telephone subscribers in...

Identification by a central computer of a wireless telephone...

Implementing generic cell global identity for unlicensed...

Implementing method for adding monetary value of mobile...

Indication of charging information using the USSD mechanism

Inetwork architecture for calling party pays wireless service

Information acquisition decision making by devices in a...

Information communication terminal with charging management...

Infrastructure for wireless telecommunication networks

Intelligent information control repository

Interaction of a wireless telephone with a transaction unit

Interactive communication service account management system

Keyless portable cellular phone system having remote voice recog

Load based charging within a mobile telecommunications network

Location and events reporting in a wireless...

Location based billing of data services in a mobile...

Location-aware application based quality of service (QOS)...

Making a phone call from an electronic device having an...

Measurement data record method for detecting hybrid mobile...