Abstract A disc data recording and/or reproducing apparatus for recording and/or reproducing data to or from a pair of separated data tracks on a disc is provided. The apparatus includes a pair of recording and/or reproducing heads (4, 5) for recording or reproducing data in cooperation with each other to or from the pair of separated data tracks of the disc (2), a head travel controller (6, 7) for controlling the pair of recording and/or reproducing heads to travel oppositely with each other in the radial direction of the disc (2), and a data rate controller (6, 7) for dividing or integrating data written or read by the pair of recording and/or reproducing heads (4, 5).
A disc data recording and/or reproducing apparatus for recording and/or reproducing data to or from a pair of separated data tracks on a disc (2), comprising: a pair of recording and/or reproducing heads (4. 5) for recording or reproducing data in cooperation with each other to or from the pair of separated data tracks of the disc (2); head travel controlling means (6, 7) for controlling the pair of recording and/or reproducing heads (4, 5) to travel in opposite directions with respect to each other in the radial direction of the disc (2); and data rate controlling means (6, 7) for dividing or integrating data respectively to be written by or read by the pair of recording and/or reproducing heads (4, 5).
Claim 2
Dependent Claim
37 words
A disc data recording and/or reproducing apparatus as claimed in claim 1, wherein the disc (2) is a double-sided type disc having two sides (A, B) each having data track oriented oppositely with respect to the other.
Claim 3
Dependent Claim
33 words
A disc data recording and/or reproducing apparatus as claimed in claim 2. wherein the pair of recording and/or reproducing heads (4, 5) separately face the different side (A, B) of the disc (2).