REPRODUCTION SYSTEM AND REPRODUCTION METHOD, AND DATA TRANSMISSION DEVICE AND DATA TRANSMISSION METHOD

摘要

A reproduction system for reproducing music and/or video data, comprising a reproduction player (10) provided with a packet processing unit (14) for assembling A/V data reproduced from a recorded medium by means of a disc reproduction unit (12) and an encoder (13) into a communication packet and inserting additional information representing the operating mode of the reproduction player (10) in the communication packet and a remote controller (20) provided with a packet processing unit (25) for extracting the A/V data and the additional information from the communication packet received by a reception unit (24), an output unit (21) for outputting music and/or video according to the A/V data, and display unit (22) for displaying the operating mode of the reproduction player (10) to the outside according to the additional information. The user can know the mode of the device on the transmission side reproducing A/V data in real time by using a remote control output device.