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    • 2. 发明公开
    • 분실된 데이터에 대한 하이 레벨의 중복성 및 허용오차를갖는 카트리지 없는 소형 광 디스크
    • 小型免费光盘,具有高度的冗余和容错数据丢失
    • KR1020080033320A
    • 2008-04-16
    • KR1020087002494
    • 2006-06-27
    • 코닌클리케 필립스 엔.브이.
    • 존슨마크토마스폰틴빌헬무스프란시스쿠스요하네스베르그만안토니헨드릭루이텐스스티븐브로에일스쵸우구오푸반데르에이에이미카엘아드리아누스헨리쿠스페닝프랑크코르넬리스
    • G11B20/10G06F17/00
    • G11B20/1803G11B2220/213G11B2220/2537G11B2220/2591
    • In the invention, e-book information is distributed on un-cartridged small media that can be made cheaply enough for use in free distribution of information. The e-book information is encoded and stored on a read-only optical disc that is 2 to 4 cm in diameter and.6 to 1.2 mm thick, the information being encoded with sufficient redundancy and sufficient tolerance for missing information that the disc can be conveniently handled and pocketed without losing reliability of information access. The disc has a lead-in area that is prior to all the e-book information and that contains a disc navigation area, and a lead-out area that follows all the e-book information. The disc may include multiple partitions, each partition containing sufficient access information for independent access of the e-book information within the partition without accessing any other partition. Alternatively, the disc may include multiple slots for files and that are equally spaced. For example, to provide data redundancy, at least some of the partitions are duplicate partitions that contain all the same data as another duplicate partition, and the disc navigation area contains partition descriptors that indicate all the partitions and the areas allocated to each of the partitions, and the disc also includes duplicates of the partition descriptors, the duplicate partition descriptors being stored in the lead-in area or in the lead-out area to provide redundancy of navigation information.
    • 在本发明中,电子图书信息被分发在可以被制成廉价足够用于免费分发信息的非小型小型媒体上。 电子书信息被编码并存储在直径为2至4cm,厚度为6至1.2mm的只读光盘上,该信息被编码具有足够的冗余度和足够的容差以用于该盘可以丢失的信息 方便地处理和包装,而不会丢失信息访问的可靠性。 该光盘具有在所有电子图书信息之前的导入区域,并且包含光盘导航区域以及跟随所有电子图书信息的导出区域。 光盘可以包括多个分区,每个分区包含足够的访问信息,用于独立访问分区内的电子图书信息,而不访问任何其他分区。 或者,盘可以包括用于文件的多个槽,并且间隔开。 例如,为了提供数据冗余,至少一些分区是包含与另一个重复分区相同的数据的重复分区,并且光盘导航区域包含指示分配给每个分区的所有分区和区域的分区描述符 ,并且盘还包括分区描述符的重复,重复的分区描述符被存储在导入区或导出区中,以提供导航信息的冗余。
    • 4. 发明公开
    • 다층 광 데이터 저장매체와 이 매체의 용도
    • 多层光学数据存储介质和这种介质的使用
    • KR1020050084647A
    • 2005-08-26
    • KR1020057007851
    • 2003-10-22
    • 코닌클리케 필립스 엔.브이.
    • 반쉬엔델마르크마르텐스후베르트씨.에프.티에케벤노쵸우구오푸
    • G11B7/24038G11B7/258G11B7/246
    • G11B7/258G11B7/24038G11B7/246G11B7/2585
    • The present invention relates to a multi- stack optical data storage medium (10). The medium comprises a first substrate (1a) with present on a side thereof a first recording stack (13) named L0, a second substrate (1b) with present on a side thereof a second recording stack (12) named L1 comprising a recordable type L1 recording layer (4) having a thickness t RL1and a complex refractive index nlambda - i*klambda at a wavelength lambda. A second reflective layer (6) is present adjacent the L1 recording layer (4) at a side most remote from a radiation beam (20) entrance face (11) of the medium. The second recording stack L1 (12) is present at a position closer to the entrance face (11) than the L0 recording stack (13). A radiation beam transparent spacer layer (9) is sandwiched between the recording stacks (12, 13). In order to achieve compatibility with the DVD-9 ROM standard as far as reflection levels are concerned, the second reflective layer (6) mainly comprises the metal Cu and has a thickness tMLn selected from the range of 8 - 20 nm and the thickness tRL1 and klambda of the recordable L1 recording layer (4) fulfils the formula tRL1*klambda
    • 本发明涉及一种多层光学数据存储介质(10)。 介质包括第一基板(1a),其一侧上具有名为L0的第一记录堆叠(13),第二基板(1b),其一侧上具有名称为L1的第二记录堆叠(12),其包括可记录型 L1记录层(4)具有厚度t RL1和复数折射率nλ-i * klambda。 第二反射层(6)在距离介质的辐射束(20)入射面(11)最远的一侧邻近L1记录层(4)存在。 第二记录堆叠L1(12)存在于比L0记录堆叠(13)更靠近入口面(11)的位置。 辐射束透明间隔层(9)夹在记录叠层(12,13)之间。 为了实现与DVD-9 ROM标准的兼容性,就反射水平而言,第二反射层(6)主要包括金属Cu,并且具有选自8-20nm范围内的厚度tMLn和厚度tRL1 和可记录的L1记录层(4)的klambda满足公式tRL1 * klambda <= 8nm。