Portable telephone set and control method thereof

Portable telephone set, conversation simulation method, and...

Portable telephone system

Portable telephone system with telephone answering device

Portable telephone terminal apparatus for receiving data and...

Portable terminal, response message transmitting method and...

Presence lite

Presenting messages on a mobile device that is currently...

Procedure and system for providing an answering service

Program rewriting system and method for a portable telephone...

Providing access to information of multiple types via...

Providing access to information of multiple types via...

Providing access to information of multiple types via...

Providing real time call log data to a remote call log for...

Providing real time call log data to a remote call log for...

Radio communication apparatus

Radio communication system and gateway exchange method...

Radio communication system, terminal equipment used...

Radio communications device

Radio data communication method