Abstract: An apparatus and a method for a data learning server is provided. The apparatus of the disclosure includes a communicator configured to communicate with an external device, at least one processor configured to acquire a set temperature set in an air conditioner and a current temperature of the air conditioner at the time of setting the temperature via the communicator, and a generate or renew a learning model using the set temperature and the current temperature, and a storage configured to store the generated or renewed learning model to provide a recommended temperature to be set in the air conditioner as a result of generating or renewing the learning model. For example, the data learning server of the disclosure may generate a learned learning model to provide a recommended temperature using a neural network algorithm, a deep learning algorithm, a linear regression algorithm, or the like as an artificial intelligence algorithm.

Abstract: A method and apparatus for performing streaming that is adaptive to a streaming environment, using information about a plurality of media data generated by encoding content to have different qualities.

Abstract: Provided are a method and apparatus for receiving and providing data. The method of receiving data includes: receiving first information including information about a first interval of a plurality of media data generated by encoding content in different qualities; acquiring renewal time information indicating a point of time for a first file to be renewed by using the first information; and receiving second information comprising information about a second interval of the plurality of media data based on the renewal time information.

Abstract: Disclosed herein is a method for acquiring a three-dimensional (3D) image including: acquiring a 3D primary image of an object from two-dimensional (2D) primary image data acquired by first and second cameras when a predetermined pattern is projected on the object by a projector and a 2D primary image of the pattern-projected object is acquired by the first and second cameras, and then converting it into a 2D re-viewpoint image; correcting a missing area in the 2D re-viewpoint image corresponding to the 3D data missing area for compensating for a 3D data missing area caused by a curvature of the object and the points of view of the first and second cameras; and generating a corrected 3D image by referring to the 2D primary image data acquired by the first or second camera and the corrected 2D re-viewpoint image information.

Abstract: Provided is a method of transmitting and receiving personal broadcasting data in a peer-to-peer (P2P) based network. A terminal (client) that receives a personal broadcast requests a tracker server for a viewing reservation by using electronic program guide (EPG) information or a uniform resource locator (URL) of a personal broadcasting channel, a terminal (broadcaster) that transmits personal broadcasting data receives a list of clients that made a viewing reservation of the personal broadcast from the tracker server and notifies the clients about starting of the personal broadcast when it is time to start the personal broadcast. Accordingly, the client starts streaming when notified of the starting of the personal broadcast by connecting to the personal broadcasting channel after making the viewing reservation, without having to wait for the personal broadcast to start.

Abstract: A method and apparatus for transceiving television (TV)-content-related information based on a social network. A TV content sharing method for providing TV-content-related information to a plurality of TV users based on a social network includes receiving from a TV user a request to check in a TV content sharing service; providing real-time user information regarding users who check in a content checked-in by the TV user, in real time; and providing related service information regarding accessible related services in the social network in relation to the checked-in content.

Abstract: A method for registering a device to a server is provided. The method includes connecting a first device to a second device, the first device having been registered to the server; receiving, by the first device, device information of the second device from the second device; transmitting, by the first device, the device information of the second device to the server; receiving, by the first device, information for authentication of the second device based on the device information of the second device from the server; and transmitting, if the information for authentication of the second device is received, the information for authentication of the second device to the second device.

Abstract: Method and apparatus for receiving data by using a plurality of pieces of information managed by a server that manages information about data that can be received via one or more peer-to-peer (P2P) networks and information about peers respectively connected to each P2P network.

Abstract: A method and apparatus for facilitating a business transaction wherein a merchant/operator is presented with transaction-related information in the operator's preferred language and currency, wherein the customer is presented with transaction-related information in the customer's preferred language and currency, and wherein the customer's language and currency are different from the operator's language and currency. This allows persons who speak different languages and who are used to conducting transactions in different currencies to readily engage in business transactions. The method and apparatus can be employed, for example, in a credit card or debit card terminal, thereby allowing a merchant to easily accommodate tourists from foreign countries.

Abstract: A method and apparatus for transceiving television (TV)-content-related information based on a social network. A TV content sharing method for providing TV-content-related information to a plurality of TV users based on a social network includes receiving from a TV user a request to check in a TV content sharing service; providing real-time user information regarding users who check in a content checked-in by the TV user, in real time; and providing related service information regarding accessible related services in the social network in relation to the checked-in content.

Abstract: A method and apparatus for teaching grammar structure to a student. The apparatus comprises a representation of a human face a language base structure overlaid on the human face, a plurality of language patterns, each language pattern corresponding to one of a unique verb types selected from the group consisting of action verbs, linking verbs, general verbs, give and take verbs and cause and effect verbs and a pointer adapted to follow the language pattern. The method comprises identifying the verb and verb type to be used in the sentence, selecting a language pattern corresponding to the verb type, providing a representation of a human face having a language base structure thereon, overlaying the language pattern over the language base structure and beginning at a starting position of the language pattern, moving a pointer along the language pattern to determine a correct sequence of each word in the sentence.

Abstract: A method and apparatus for providing a trick play service in a hypertext transfer protocol (HTTP) adaptive streaming (HAS) architecture for adaptively streaming media data according to fluctuation of a streaming environment are provided. The method at a server includes: generating a media presentation description (MPD) file including information about at least one piece of trick play data; transmitting the MPD file to a client; and transmitting the at least one piece of trick play data to the client in response to a request by the client based on the MPD file. The method at a client includes: receiving a media presentation description (MPD) file including information about at least one piece of trick play data; and receiving the at least one piece of trick play data from a server based on the MPD file.

Abstract: A method of providing a Social Networking Service (SNS) group inviting service via an SNS server, the method including receiving an SNS group invitation request containing second-user identification information, from a first device of a first user, generating first authentication information corresponding to the second-user identification information in response to the SNS group invitation request, receiving an SNS group joining request containing second authentication information, from a second device of a second user, and comparing the first authentication information and the second authentication information with each other and permitting the second device to join the SNS group.

Abstract: A method and apparatus for facilitating a business transaction wherein a merchant/operator is presented with transaction-related information in the operator's preferred language and currency, wherein the customer is presented with transaction-related information in the customer's preferred language and currency, and wherein the customer's language and currency are different from the operator's language and currency. This allows persons who speak different languages and who are used to conducting transactions in different currencies to readily engage in business transactions. The method and apparatus can be employed, for example, in a credit card or debit card terminal, thereby allowing a merchant to easily accommodate tourists from foreign countries.

Abstract: A method and apparatus for facilitating a business transaction wherein a merchant/operator is presented with transaction-related information in the operator's preferred language and currency, wherein the customer is presented with transaction-related information in the customer's preferred language and currency, and wherein the customer's language and currency are different from the operator's language and currency. This allows persons who speak different languages and who are used to conducting transactions in different currencies to readily engage in business transactions. The method and apparatus can be employed, for example, in a credit card or debit card terminal, thereby allowing a merchant to easily accommodate tourists from foreign countries.

Abstract: Provided is a method of transmitting and receiving personal broadcasting data in a peer-to-peer (P2P) based network. A terminal (client) that receives a personal broadcast requests a tracker server for a viewing reservation by using electronic program guide (EPG) information or a uniform resource locator (URL) of a personal broadcasting channel, a terminal (broadcaster) that transmits personal broadcasting data receives a list of clients that made a viewing reservation of the personal broadcast from the tracker server and notifies the clients about starting of the personal broadcast when it is time to start the personal broadcast. Accordingly, the client starts streaming when notified of the starting of the personal broadcast by connecting to the personal broadcasting channel after making the viewing reservation, without having to wait for the personal broadcast to start.

Abstract: A method and apparatus for performing streaming that is adaptive to a streaming environment, using information about a plurality of media data generated by encoding content to have different qualities.

Abstract: Provided are a method and apparatus for receiving and providing data. The method of receiving data includes: receiving first information including information about a first interval of a plurality of media data generated by encoding content in different qualities; acquiring renewal time information indicating a point of time for a first file to be renewed by using the first information; and receiving second information comprising information about a second interval of the plurality of media data based on the renewal time information.

Abstract: Provided are a method and apparatus for transmitting or receiving data. The method includes obtaining information about first media data, the first media data including at least one component; and obtaining the at least one component based on the information about the first media data, wherein the information about the first media data further includes information indicating whether the at least one component is provided together with a component obtained from second media data.

Abstract: A method and apparatus for adaptively transmitting and receiving media data to a streaming environment by segmenting into segments a plurality of media data, which is generated by encoding content to have different qualities.