Patent ID: 7386449
Filing Date: 2008-06-10
Classification: G10L

Abstract:
1. A natural speech dialogue system comprising: a natural language understanding engine; a speech recognition engine operable to recognize words in a dialogue and to transmit the recognized words to the natural language understanding engine for further processing; a knowledge support module, the knowledge support module comprising a knowledge representation database and a knowledge base interface; a context information module, the context information module comprising a context information data structure, a context information interface, and at least one dialogue act rule set, wherein the context information data structure is an attribute-value data structure operable to store information of a conversation; and a flexible dialogue management module operable to control a flow of information between the knowledge base interface, the context information interface, the speech recognition engine, and the natural language understanding engine, wherein the flexible dialogue management module is operable to apply a set of general dialogue act rules to a conversation in connection with context information from the context information module, and to generate a response to the conversation using the knowledge support module.