Patent ID: 7274863

Claim:
A data stream processor which records a data stream supplied via a network, in which time information is inserted within a predetermined time, the processor comprising: means for receiving the data stream to which a time stamp is added per each packet; a first means for recording the data packets into which the time stamp has been removed from transmission packets including the data stream into a predetermined recording medium; means for extracting time information by detecting a packet into which time information is inserted from the data packets having been recorded to the recording medium; means for calculating time stamps corresponding to all the data packets, respectively, on the basis of the time information having been extracted by the time information extracting means; means for generating transmission packets corresponding to the network of the data packets with the time stamps appended thereto; means for securing a bandwidth of the network on the basis of the bandwidth information having been recorded to the recording medium; and means for sending the transmission packets having been generated by the generating means to another electronic device by utilizing the network bandwidth having been secured by the securing means.