Data recording/reproducing device; file information generating method; file managing method; management information generating device; management information analyzing device and medium

摘要

A transmission / reception apparatus for receiving and recording digital data transmitted via a transmission line, and for reproducing and transmitting via a transmission line, and for reproducing and transmitting said recorded digital data to said transmission line, wherein where each packet constituting said digital data is transmitted through said transmission line, said each packet is generated on the basis of output timing from a signal source to a transmission means connected to said transmission line, and a transmission time stamp used as information added to all or part of said packets is recorded while being kept added to each of said packets.