Patent ID: 7965596

Claim:
Device for recording information in blocks having logical addresses on a record carrier, which device comprises recording means ( 22 ) for recording marks in a track on the record carrier representing the information, and control means ( 20 ) for controlling the recording by locating each block at a physical address in the track, the control means comprising addressing means ( 31 ) for translating the logical addresses into the physical addresses and vice versa in dependence on defect management information, defect management means ( 32 ) for managing the defect management information, the defect management information comprising defect information on a defective status of physical addresses and remapping information on translating a logical address initially mapped to an initial physical address to an alternate physical address, and real-time storage means ( 33 ) for writing real-time information blocks to respective initial physical addresses irrespective of the defective status, and temporarily storing, in a memory, at least one real-time information block that has been written on a physical address having the defective status, and, in a separate period when the writing of real-time information blocks is suspended, additionally writing said temporarily stored real-time information block to the alternate physical address, and updating the defect management information to indicate that the real-time information block is present at the initial physical address having the defective status and at the alternate physical address, wherein the real-time storage means ( 33 ) are arranged for detecting real-time information from recurring write commands for writing consecutive address ranges.