Patent ID: 9071884
Filing Date: 2015-06-30
Classification: G11B,H04L,H04N

Abstract:
1. A method of storing a multimedia streaming file, the method comprising: comparing a level of each of stored fragments with a level of a fragment comprising the multimedia stream file which can be provided from a server which provides the multimedia streaming file, wherein the multimedia streaming file comprises a plurality of levels of tracks, wherein, in each of the plurality of levels of tracks, multimedia data is encoded at a different bit rate; when a fragment in a higher level than the level of each of the stored fragments can be provided, transmitting a request for the fragment in a higher level; receiving and storing the fragment in the higher level; acquiring random access information for randomly accessing the fragment in the higher level; and generating and storing fragment access meta-information for replaying the fragments in the higher level based on the acquired random access information.