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US07515519B2 Information recording medium, information recording device and method, and computer program 有权
信息记录介质，信息记录装置和方法以及计算机程序

Information recording medium, information recording device and method, and computer program
摘要：
An information recording medium (100), provided with: a first recording layer (L0 layer) and a second recording layer (L1 layer) in which record information can be recorded; and a plurality of first block areas, each of which includes a recording area (105a) of a first size on the first recording layer and a recording area (115a) on the second recording layer located at a position facing the recording area of the first size on the first recording layer, and each of which is a unit by which the record information is recorded, at least one of the first recording layer and the second recording layer comprising a size area (104, 114) to record therein first size information (121) which indicates the first size.
摘要（中）：

一种信息记录介质（100），具有：可记录记录信息的第一记录层（L0层）和第二记录层（L1层）; 以及多个第一块区域，每个第一块区域包括在第一记录层上的第一尺寸的记录区域（105a）和位于与第一记录层的记录区域相对的位置处的第二记录层上的记录区域（115a） 大小在第一记录层上，并且每一个都是记录记录信息的单位，第一记录层和第二记录层中的至少一个包括尺寸区域（104,114），以在其中记录第一尺寸信息 （121），其指示第一尺寸。

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