Abstract: Telecommunications services and systems utilising voice intonation analysis to provide additional information to users. Information on caller's moods may be obtained from the intonation analysis and stored for later retrieval with information on the calls, including audio data, to which the information relates. An interactive system may be provided to perform intonation analysis on a caller's reasons for calling and the results of that analysis may be provided to the recipient to assist them in deciding whether to accept the call.

Abstract: A system and a method for analyzing the content of a voice conversation. In particular a system for analyzing the content of a voice conversation, comprising a communication block which establishes and manages the communication session between the parties of said conversation; a keyword module in communication with a plurality of information sources for obtaining and storing keywords relevant to the parties; and an extraction block which extracts at least part of said conversation based at least in part on keywords stored in the keyword module and related to the parties.