KAN AND KRISHME ADVOCATES, PATENT AND TRADEMARK ATTORNEYS B-483, KNK House, Meera Bagh, Paschim Vihar, New Delhi-110063, India Telephone: 91-11-43776666 (100 Lines) Facsimile #: 91-1143776676, 43776677 E-mail: knk@kankrishme.com

摘要

A display apparatus is disclosed. The display apparatus includes a voice collecting unit which collects a user s voice; a first communication unit which transmits the user s voice to a first server and receives text information corresponding to the user s voice from the first server; a second communication unit which transmits the received text information to a second server and receives response information corresponding to the text information; an output unit which outputs a response message corresponding to the user s voice based on the response information; and a control unit which controls the output unit to output a response messag e differentiated from a response message corresponding to a previously collected user s voice when a user s voice having a same utterance intention is re collected