Patent ID: 7735105

Claim:
A broadcasting method comprising: a broadcasting step of broadcasting additional information associated with an object appearing in contents of a broadcast sent from a broadcasting station, simultaneously with the contents; a receiving step of receiving the broadcast; a voice recognizing step of recognizing a voice uttered by a viewer viewing the broadcast, providing time stamp information with respect to a point of time when the viewer utters the voice; an identifying or narrowing down step of identifying or narrowing down the object, resulting from voice recognition, from the additional information based on: a) voice recognizing an abstract time expression, which is not a numerical time expression, uttered by the viewer and assigning, by a controller, a corresponding numerical time width related to the abstract time expression that extends back from the time stamp information to an earlier predefined time, the object being searched for during the numerical time width, and b) voice recognizing content information uttered by the viewer, the content information comprising the object; and a display step of displaying the additional information associated with the identified or narrowed down object.