Abstract: Provided are a multimedia playing system and a method for playing multimedia using the system. The system includes a first multimedia player, a second multimedia player, and a user interface. The first multimedia player includes a first media controller controlling plays of a first video and a first audio in response to multimedia data received from an external device. The second multimedia player includes a second media controller operating independently of the first multimedia player and controlling plays of second video in response to the multimedia data. The user interface transmits synchronization information to the first and second media controller.

Abstract: When sensor information including user's position information, bearing information, and direction information is collected, an accessible agency list near agency sensor information is requested from the agency providing a network. When at least one accessible agency list generated based on sensor information is received from the agency, it is searched whether there is an agency satisfying sensor information from among the agencies in the list. When the agency satisfying sensor information is found, the user accesses the network through the agency to access the network of the agency according to a user direction.

Abstract: Provided are a system and method for delivering and managing contents in multiple metaverses. The system includes a plurality of metaverses and a multiverse management platform. The plurality of metaverses include first and second metaverses providing different mixed reality environments to allow a user to perform various business activities using contents. The multiverse management platform supports a teleport between the first and second metaverses, converts values of the contents used in the first metaverse into contents usable in the second metaverse, and performs integrated management of the plurality of metaverses to allow the converted contents to be used in the second metaverse through the teleport.

Abstract: Provided are a multimedia play apparatus and method. The multimedia play apparatus and method enable synchronization between an audio and a video through existing multimedia play time information, and even in a multimedia service that simultaneously provides multimedia and a message, the multimedia play apparatus and method enable synchronization between multimedia and a message that occurs by terminal characteristics between different environments and different users on the basis of existing multimedia play time information and multimedia meaning information. Moreover, by performing synchronization between multimedia and a message on the basis of the multimedia meaning information, the multimedia play apparatus and method can prevent the damage of a multimedia service that provides multimedia and a message together because of a spoiler corresponding to a malicious message.

Abstract: Provided are a multimedia playing system and a method for playing multimedia using the system. The system includes a first multimedia player, a second multimedia player, and a user interface. The first multimedia player includes a first media controller controlling plays of a first video and a first audio in response to multimedia data received from an external device. The second multimedia player includes a second media controller operating independently of the first multimedia player and controlling plays of second video in response to the multimedia data. The user interface transmits synchronization information to the first and second media controller.