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    • 12. 发明申请
    • Multi stack optical data storage medium and use of such medium
    • 多层光学数据存储介质和这种介质的使用
    • US20060153050A1
    • 2006-07-13
    • US10561859
    • 2004-06-28
    • Andrei Mijiritskii
    • Andrei Mijiritskii
    • G11B7/24
    • G11B7/24038G11B7/243G11B7/257G11B7/258G11B2007/2431G11B2007/24312G11B2007/24314G11B2007/24316
    • A multi stack optical data storage medium (15) for recording and reading by means of a focused radiation beam (10) is described. The beam enters the medium (15) through a first entrance face (11), and has at least a first substrate (1) with on at least one side thereof: a first layer stack (2), comprising a first information layer, a second layer stack (4), comprising a second information layer. The second layer stack is present at a position closer to the first entrance face (11) than the first layer stack (2), and is separated from the first layer stack by a first transparent spacer layer (3). The first and the second layer stack each have an effective radiation beam reflection Re if between 0.04 and 0.08 according to the Blu-ray Disc (BD) standard specification. A third layer stack (6), comprising a third information layer, is present at a position closest to the first entrance face (11), and is separated from the second layer stack (4) by a second transparent spacer layer (5). The third layer stack has a radiation beam transmission T3 larger than 0.70, and the third information layer is a read only layer or a write once layer. A multi stack optical data storage medium is achieved which has increased data capacity and which has reflection values compatible with the dual stack BD standard specification.
    • 描述了用于通过聚焦辐射束(10)进行记录和读取的多堆叠光学数据存储介质(15)。 光束通过第一入射面(11)进入介质(15),并且在其至少一侧具有至少第一基板(1):第一层叠层(2),包括第一信息层,第一信息层 第二层堆叠(4),包括第二信息层。 第二层堆叠存在于比第一层堆叠(2)更靠近第一入口面(11)的位置处,并且通过第一透明间隔层(3)与第一层堆叠分离。 根据蓝光光盘(BD)标准规格,如果在0.04和0.08之间,则第一和第二层堆叠各自具有有效的辐射束反射R e。 包括第三信息层的第三层堆叠(6)存在于最靠近第一入口面(11)的位置处,并且通过第二透明间隔层(5)与第二层堆叠(4)分离。 第三层堆叠具有大于0.70的辐射束透射率T 3,并且第三信息层是只读层或写入层。 实现了具有增加的数据容量并具有与双栈BD标准规范兼容的反射值的多堆叠光学数据存储介质。
    • 13. 发明申请
    • Dual stack optical data storage medium and use of such medium
    • 双栈光数据存储介质和这种介质的使用
    • US20050207326A1
    • 2005-09-22
    • US10517472
    • 2003-06-11
    • Joachim HellmigAndrei MijiritskiiTeunis TukkerSjoerd Stallinga
    • Joachim HellmigAndrei MijiritskiiTeunis TukkerSjoerd Stallinga
    • G11B7/24038G11B7/241G11B7/26
    • G11B7/24038
    • A dual-stack optical data storage medium (20) is described for read out using a focused radiation beam (29) with a wavelength of 400-410 nm and a Numerical Aperture (NA) of 0.84-0.86. The medium has a substrate (21) and a first stack of layers named L0 (22) comprising a first information layer and a second stack of layers named L1 (23), comprising a second information layer. A radiation beam (29) transparent spacer layer (24) is present between L0 and L1. A transmission stack named TS0 with a thickness dTS0 and an effective refractive index nTS0 contains all layers between L0 and an entrance face (26) of the medium (20). A transmission stack named TS1 with a thickness dTS1 and an effective refractive index nTS1 containing all layers between L1 and the entrance face (26). The spacer layer (24) has a thickness selected from the range 20-30 μm, the thickness dTS0 in dependence on the refractive index nTS0 and the thickness dTS1 in dependence on the refractive index nTS0 are within a specified area. In this way a reliable read out of both the first and the second information layer of respectively L0 and L1 is achieved.
    • 描述了使用波长为400-410nm和数值孔径(NA)为0.84-0.86的聚焦辐射束(29)读出的双层光学数据存储介质(20)。 介质具有衬底(21)和名为L 0(22)的层的第一层叠层,包括第一信息层和名为L 1(23)的层的第二叠层,包括第二信息层。 在L 0和L 1之间存在辐射束(29)透明间隔层(24)。具有厚度d T TS 0和有效折射率n TS0 < / SUB>包含L 0与介质(20)的入射面(26)之间的所有层。 名称为TS 1的传输堆叠,其厚度为d 1,TS 1,有效折射率n <1> TS1 <1>包含在L 1和入射面(26)之间的所有层。 间隔层(24)具有选自20-30μm的范围的厚度,根据折射率n> TS0 <! - SIPO - >和厚度d TS1 在指定区域内。 以这种方式,实现了分别为L 0和L 1的第一和第二信息层的可靠读出。
    • 15. 发明申请
    • Single Threshold and Single Conductivity Type Logic
    • 单阈值和单电导型逻辑
    • US20080258770A1
    • 2008-10-23
    • US12067075
    • 2006-09-14
    • Victor Martinus Gerardus Van AchtNicolaas LambertAndrei MijiritskiiPierre Hermanus Woerlee
    • Victor Martinus Gerardus Van AchtNicolaas LambertAndrei MijiritskiiPierre Hermanus Woerlee
    • H03K19/094
    • H03K19/017H03K19/096
    • A logic assembly (400) is composed from circuit elements of a single threshold and single conductivity type and comprises a logic circuitry (410) having at least a set of switches each having a main current path and a control terminal. The main current path forms a series arrangement having first and second conducting terminals coupled to power supply lines. The main current pathes being coupled to a common node that forms an output of logic assembly (400). The control terminals of said switches being coupled to clock circuitry for providing mutually non-overlapping clock signals to said control terminal. The logic assembly further comprises an output boosting circuit (420) for boosting the output of said logic assembly (400) including a capacitive means (421) for enabling supply of additional charge to the output of said logic assembly (400). It further includes a bootstrapping circuit (422) for enabling an additional supply of charge to a first end of said capacitive means, resulting in a boosted voltage at a second end of said capacitive means.
    • 逻辑组件(400)由单个阈值和单导电类型的电路元件组成,并且包括具有至少一组开关的逻辑电路(410),每组开关各自具有主电流路径和控制端子。 主电流路径形成具有耦合到电源线的第一和第二导电端子的串联装置。 主要的当前裸片耦合到形成逻辑组件(400)的输出的公共节点。 所述开关的控制端耦合到时钟电路,用于向所述控制端提供相互不重叠的时钟信号。 逻辑组件还包括用于升压所述逻辑组件(400)的输出的输出升压电路(420),包括用于使能向所述逻辑组件(400)的输出提供附加电荷的电容装置(421)。 它还包括一个自举电路(422),用于使得能够向所述电容性装置的第一端额外提供电荷,导致在所述电容装置的第二端处的升压电压。
    • 16. 发明申请
    • Drive and Method for Determining the Type of Optical Record Carrier
    • 驱动和确定光学记录载体类型的方法
    • US20080013416A1
    • 2008-01-17
    • US11573296
    • 2005-08-05
    • Bart Van RompaeyAndrei MijiritskiiMaarten Kuijper
    • Bart Van RompaeyAndrei MijiritskiiMaarten Kuijper
    • G11B19/12G11B7/09
    • G11B19/125G11B7/0901G11B19/12G11B19/128
    • The present invention relates to a drive for accessing an optical record carrier (2) comprising means (4) for determining the type of record carrier, in particular for distinguishing a read-only record carrier from a recordable or rewritable record carrier having a wobbled groove in the lead-in zone, said means comprising: a DPD measuring unit (41) for measuring the differential phase detection (DPD) signal, a PP measuring unit (42) for measuring the push-pull (PP) signal in case no DPD signal could be measured, a wobble locking unit (43) for locking, in case a PP signal could be measured, to the wobble embedded in said wobbled groove using a first and/or a second polarity setting, and an indication unit (44) for generating a first indication signal indicating that the record carrier is a read-only record carrier if a DPD signal could be measured and that the record carrier is a recordable or rewritable record carrier if no DPD signal but a PP signal could be measured and if locking to the wobble has been successful. In a further embodiment a second indication signal in generated indicating the type of polarity in case of a recordable or rewritable record carrier.
    • 本发明涉及一种用于访问光学记录载体(2)的驱动器,包括用于确定记录载体的类型的装置(4),特别是用于区分只读记录载体与具有摆动凹槽的可记录或可重写记录载体 在导入区中,所述装置包括:用于测量差分相位检测(DPD)信号的DPD测量单元(41),用于在没有DPD的情况下测量推挽(PP)信号的PP测量单元(42) 可以测量用于使用第一和/或第二极性设置来嵌入在所述摆动凹槽中的摆动来锁定PP信号的摆动锁定单元(43),以及指示单元(44) 用于产生指示如果可以测量DPD信号时记录载体是只读记录载体的第一指示信号,并且如果不能测量DPD信号而是测量PP信号,则记录载体是可记录或可重写的记录载体,并且i f锁定到摆动已经成功。 在另一实施例中,产生的第二指示信号指示在可记录或可重写记录载体的情况下的极性类型。
    • 17. 发明申请
    • Method and device for recording marks in an information layer of an optical record carrier
    • 用于在光学记录载体的信息层中记录标记的方法和装置
    • US20070183288A1
    • 2007-08-09
    • US10598569
    • 2005-03-03
    • Erwin MeindersAndrei Mijiritskii
    • Erwin MeindersAndrei Mijiritskii
    • G11B7/0045
    • G11B7/00456G11B7/00454
    • The present invention relates to a method and a corresponding device for recording marks representing data in an information layer of a record carrier by irradiating the information layer by means of a pulsed radiation beam, wherein a mark is written by a sequence of write pulses, the number of write pulses of the sequence for writing a mark of length NT, T being the length of a reference clock, being determined by application of a predetermined write strategy. In order to make use of new lasers and laser drivers generating shorter laser pulses and in order to enable precise mark edge positioning leading to less bit errors it is proposed that for writing a mark of length NT either a first write strategy using (N+k) write pulses, a second write strategy using trunk(N/2+k) write pulses, or a third write strategy using trunk(N/3+k) write pulses, k being an integer equal to or larger than one, is applied.
    • 本发明涉及一种用于通过用脉冲辐射束照射信息层来记录在记录载体的信息层中的数据的标记的方法和相应的装置,其中通过写入脉冲序列写入标记, 用于写入长度为NT的标记的序列的写入脉冲数,T是通过应用预定写入策略确定的参考时钟的长度。 为了利用产生较短激光脉冲的新型激光器和激光驱动器,为了实现精确的标记边缘定位,导致较少的位错误,建议使用(N + k)的第一写入策略来写入长度为NT的标记 )写脉冲,使用中继线(N / 2 + k)写入脉冲的第二写入策略,或使用中继线(N / 3 + k)个写入脉冲的第三写入策略,k是等于或大于1的整数 。