| 摘要 |
FIELD: physics; computer engineering. ^ SUBSTANCE: invention relates to recording media designed for recording only once, as well as devices and methods for recording/playing back from such media. The recording medium has a recording region meant for recording data only once and which has a main data region in which data should be recorded and played back; and a reserve address control information region used for recording with successive increment of reserve address control information for updating already recorded reserve address control information, used for controlling reserved address processing carried out in the said recording region meant for recording once, on which a defined region for processing reserve address is not formed. ^ EFFECT: more efficient data updating. ^ 38 cl, 37 dwg |
