Recording and reproducing apparatus

摘要

A recording and reproducing apparatus of this disclosure includes, reader writer 5 which acquires magazine identifying information and capacity information from RF tag 13 provided with magazine, information storage unit 6 which stores contents information recorded on optical discs 12 and the magazine identifying information and the capacity information acquired by the information acquiring unit 5, information comparing unit 7 which compares the capacity information acquired by reader writer 5 and the capacity information stored in information storage unit 6. When two pieces of the capacity information compared by information comparing unit 7 match, the contents information stored in information storage unit 6 is displayed on display unit 9. When two pieces of the capacity information compared by information comparing unit 7 are different, the contents information is read out from optical discs 12 by controlling drive 4, and the read-out contents information is displayed on display unit 9.

主权项

1. A recording and reproducing apparatus comprising:
a plurality of magazines containing optical discs, each of the magazines having an individual identifying information storage unit which stores magazine identifying information and capacity information of the optical discs; a recording and reproducing unit which performs recording or reproduction of data to or from any of the optical discs; an information acquiring unit which acquires the magazine identifying information and the capacity information stored in the individual identifying information storage unit; an information storage unit which stores contents information recorded on the optical discs, and the magazine identifying information and the capacity information acquired by the information acquiring unit from the individual identifying information storage unit of the magazine containing the optical discs, correlated to one another; an information comparing unit which compares the capacity information acquired by the information acquiring unit, and the capacity information stored in the information storage unit correlated to the same magazine identifying information as the magazine identifying information acquired by the information acquiring unit; a display unit which displays the contents information; and a controller which controls the display unit, depending on results of the comparison effected by the information comparing unit, wherein the controller causes the display unit to display the contents information stored in the information storage unit correlated to the same magazine identifying information as the magazine identifying information acquired by the information acquiring unit, when two pieces of the capacity information compared by the information comparing unit match, and the controller controls the recording and reproducing unit to read out the contents information from the optical discs of the magazine corresponding to the magazine identifying information acquired by the information acquiring unit and causes the display unit to display the read-out contents information, when the two pieces of the capacity information compared by the information comparing unit are different.