[n: Auxiliary Data, E.g. Lead-in, Lead-out, Power Calibration Area (pca), Burst Cutting Area (bca), Control Information (sector Headers Or Adresses In Prepits G9b/7.034; Address Data In Track Wobble G9b/7.035)] [n0408] {g11b 7/007r} Patents (Class G9B/7.033)