Abstract:
An information providing method of a server, including: acquiring at least one of content information corresponding to content displayed on a display apparatus and user information of a user of the display apparatus; extracting at least one question related to the content from a question-answer database based on the at least one of the content information and the user information; and transmitting the extracted at least one question to the display apparatus, wherein the question-answer database is generated based on a question-answer template.
Abstract:
A method for providing additional information by an electrical apparatus, the method including: extracting at least one keyword from input source data; detecting context information corresponding to a user to whom the additional information is to be provided; determining at least one keyword corresponding to an object of interest of the user from among the extracted at least one keyword based on the detected context information; acquiring additional information corresponding to the determined at least one keyword; and outputting the acquired additional information.
Abstract:
A display apparatus is provided. The display apparatus includes: a display panel unit which comprises a first panel region corresponding to an opaque display region, and a second panel region corresponding to a transparent display region, a panel driving unit which drives the first panel region and the second panel region independently, and a controller which controls to display a main image on the opaque display region and display an additional image on the transparent display region.