Patent ID: 6681394
Filing Date: 2004-01-20
Classification: H04N

Abstract:
A broadcast transmitting apparatus for transmitting a broadcast program composed of AV data containing at least video or audio and reference information, comprising at least:a) means for storing and managing AV data, for storing and managing broadcast program materials including at least any one of video data and audio data, and AV data information including at least data identifier for identifying the broadcast program materials, the broadcast program materials, and update information showing a version of broadcast program materials; b) on-air schedule managing means for managing schedule information as transmit schedule of the broadcast program materials, c) means for creating reference information for creating storage control information as transmit schedule of storage control command for storing the broadcast program materials in a broadcast receiving apparatus by referring to the schedule information managed by the on-air schedule managing means, and storage management information consisting of data name for identifying the broadcast program materials, data size and update information in the broadcast receiving apparatus; d) means for storing and managing reference information for storing and managing the storage control information and storage management information created by the means for creating reference information; and e) transmitting means for transmitting the broadcast program materials stored and managed by the means for storing and managing AV data according to the schedule information managed by the on-air schedule managing means, and the storage control information corresponding to the broadcast program materials stored and managed by the means for storing and managing reference information simultaneously and also transmitting a storage control command according to the storage control information stored and managed by the means for storing and managing reference information.