DATA RECEIVING APPARATUS, DATA RECEIVING METHOD, AND DATA RECEIVING PROGRAM

摘要

PROBLEM TO BE SOLVED: To provide a data receiving apparatus, a data receiving method, and a data receiving program for adequately selecting TS packets to be abolished and effectively using a memory for temporarily storing the received TS packets. SOLUTION: The data receiving apparatus comprises a receiving unit for extracting packets from the transmitting data, a cache control unit 34 for storing the packets normally received to a RAM 36 when at least one of the packets of the group to which the normally received packets belong is not received normally, and a deletion packet selecting unit 35. The cache control unit 34 controls, when vacant capacity of RAM36 is short, the deleting packet selecting unit 35 to select one or a plurality of packets in accordance with the predetermined conditions from the packets stored in the RAM36 and the normally received packets in order to delete the selected packets. COPYRIGHT: (C)2006,JPO&NCIPI