Patent ID: 6856997

Claim:
A computer readable medium for storing a file structure for providing a multimedia streaming service, comprising: at least one header object including file and application service information; wherein said at least one header object comprises: a descriptor for information classification; a FILEINFO field storing file information; an AUDIOINFO field storing audio media information; a VIDEOINFO field storing video media information; an OFFSETINFO field providing positional information on said at least one data object and said at least one key object in the same file; a CLIPINFO field storing additional user information; at least one data obect synchronizing multimedia data with temporal information and storing said synchronizing miltimedia data, said at least one data object comprising at least one video block and at least one audio block, each of said at least one video block and said at least one audio block including a descriptor for information classification, a time stamp field and a reserved field for future applications, said at least one data object synchronizing said at least one video block and said at least one audio block according to said time stamp field without defining a real-time transport protocol (RTP); and at least one key index object storing offset and temporal information of said at least one video block, said stored information being used for random access and reproduction.