Patent ID: 6426937
Filing Date: 2002-07-30
Classification: G11B

Abstract:
A method of recording and/or reproducing information on or from a track on a land and a groove of an optical disc, the method comprising:a) forming said optical disc having said track including said land and said groove; b) recording information data in a data section of said disc; and c) recording a first group of address information data and a second group of data in an address section of said disc at a first pre-set period and at a second pre-set period on said track, respectively, wherein said address section recording step includes: c1) offsetting portions of said first group of address information data on adjacent turns of said track in a circumferential direction so that said portions do not overlap in a radial direction; and c2) arranging said second group of data in the radial direction with portions on adjacent turns of said track substantially overlapping in the radial direction.