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    • 3. 发明申请
    • LOCKING AID FOR HIGH DENSITY BD-ROM DISCS
    • 用于高密度BD-ROM光盘的锁定助手
    • WO2006097881A3
    • 2006-11-23
    • PCT/IB2006050760
    • 2006-03-10
    • KONINKL PHILIPS ELECTRONICS NVVAN ROMPAEY BARTPADIY ALEXANDER
    • VAN ROMPAEY BARTPADIY ALEXANDER
    • G11B7/007G11B20/12G11B27/19
    • G11B7/0053G11B7/00736G11B20/10009G11B20/10046G11B20/10055G11B20/10296G11B20/1217G11B20/1426G11B20/1866G11B27/24G11B2020/1275G11B2020/1277G11B2020/1288G11B2020/1453G11B2020/1457G11B2220/20G11B2220/2541
    • The present invention relates to information carriers in general and high density discs such as Blu-ray discs in particular. According to the invention a system is provided comprising an information carrier (1) and an apparatus for accessing said information carrier. The information carrier having recording unit blocks (400), comprising a sequence of channel bits, a link frame (402, 403) and a physical cluster, the link frame comprising a frame sync (42, 44) and a link area (43, 45). The apparatus comprises: a bit recovery unit (308), operating upon a set of control parameters, capable of retrieving a number of channel bits, on condition that the control parameters have values in respective valid ranges, and an adaptive parameters adjustment unit (309), for adjusting the set of control parameters, based upon the sequence of said channel bits, so as to bring the control parameter in the respective valid ranges. Thus, the link area comprises a link pattern for facilitating the adaptive parameters adjustment unit in adjusting the set of control parameters. Moreover, the Link pattern comprises a sequence of markers defined by a polarity transition, which encode auxiliary information bits, and that said adaptive parameters adjustment unit is configured to use the auxiliary information for adjusting said set of control parameters.
    • 本发明涉及一般的信息载体和特别是诸如蓝光盘的高密度盘。 根据本发明,提供了一种系统,其包括信息载体(1)和用于访问所述信息载体的装置。 所述信息载体具有包括信道比特序列,链路帧(402,403)和物理簇的记录单元块(400),所述链路帧包括帧同步(42,44)和链路区域(43, 45)。 该装置包括:位控制参数调节单元(308),其在控制参数具有在各自的有效范围中的值的情况下对一组控制参数进行操作,能够检索多个信道比特,以及自适应参数调节单元(309 ),用于基于所述信道比特的顺序来调整该组控制参数,以便使控制参数处于各自的有效范围中。 因此,链接区域包括用于便于自适应参数调整单元调整控制参数组的链接模式。 此外,链接模式包括由极性转换定义的标记序列,其对辅助信息比特进行编码,并且所述自适应参数调整单元被配置为使用辅助信息来调整所述一组控制参数。
    • 4. 发明申请
    • OPTICAL RECORD CARRIER RECORDING METHOD, OPTICAL RECORD CARRIER AND APPARATUS FOR WRITING INFORMATION
    • 光学记录载体记录方法,光学记录载体和用于写入信息的装置
    • WO2005029472A3
    • 2005-08-11
    • PCT/IB2004051727
    • 2004-09-09
    • KONINKL PHILIPS ELECTRONICS NVVAN ROMPAEY BARTKUIJPER MAARTEN
    • VAN ROMPAEY BARTKUIJPER MAARTEN
    • G11B7/0045G11B7/007
    • G11B7/00456G11B7/00736
    • Described is an optical record carrier recording method, optical record carrier (11) and an apparatus for writing information to an optical record carrier (11). The optical record carrier recording method forms pits and lands by controlling a radiation source to direct a radiation beam onto a recording surface of an optical record carrier (11), the method comprises the steps of: reading a write strategy from the optical record carrier (11) which comprises at least two write strategies, and forming the pits and lands by controlling the radiation source with the read write strategy, wherein the method further comprises a step of determining which of the at least two write strategies is the most optimal one by reading an indication present on the optical record carrier (11), and wherein the method uses the most optimal write strategy to form the pits and the lands. If an apparatus for writing information to an optical record carrier (11) is capable of applying two or more write strategies stored on the optical record carrier, then the apparatus reads the indication and applies the write strategy which is the most optimal one.
    • 描述了光学记录载体记录方法,光学记录载体(11)和用于将信息写入光学记录载体(11)的装置。 该光学记录载体记录方法通过控制辐射源以将辐射束引导到光学记录载体(11)的记录表面上来形成凹坑和平台,该方法包括以下步骤:从光学记录载体( 11),其包括至少两个写策略,并且通过利用读写策略控制辐射源来形成凹坑和平台,其中所述方法还包括以下步骤:通过以下步骤确定至少两个写策略中的哪一个是最佳的: 读取存在于所述光学记录载体(11)上的指示,并且其中所述方法使用最优写入策略来形成所述凹坑和所述平台。 如果用于向光学记录载体(11)写入信息的设备能够应用存储在光学记录载体上的两种或更多种写入策略,则该设备读取该指示并应用最佳写入策略。
    • 5. 发明申请
    • DUAL-SPEED OPTICAL RECORD CARRIER RECORDING APPARATUS
    • 双速光学记录载体记录装置
    • WO2004081919A2
    • 2004-09-23
    • PCT/IB2004050168
    • 2004-03-01
    • KONINKL PHILIPS ELECTRONICS NVVLUTTERS RUUDVAN ROMPAEY BARTTIEKE BENNO
    • VLUTTERS RUUDVAN ROMPAEY BARTTIEKE BENNO
    • G11B7/00G11B19/26G11B
    • G11B19/26
    • The present invention relates to an optical record carrier recording apparatus and method for recording data on a phase-change optical record carrier (55) storing a state information about the location of crystalline and non-crystalline areas of the record carrier (55). In order to provide the possibility to write with different writing speeds on the record carrier, writing means (54) for recording data on the record carrier (55) can be switched between different writing modes. The first writing mode is used if the recording apparatus (5) is in a high power mode, e.g. supplied with power from a mains power supply and if a crystalline (unwritten) area is available on the record carrier (55). If no crystalline area is available or if the recording apparatus (5) is in a low power mode, the second writing mode having a lower writing speed is preferably used.
    • 本发明涉及一种用于在相变光学记录载体(55)上记录数据的光学记录载体记录设备和方法,所述相变光学记录载体存储关于记录载体(55)的晶体和非晶体区域的位置的状态信息。 为了提供在记录载体上以不同写入速度写入的可能性,用于在记录载体(55)上记录数据的写入装置(54)可以在不同的写入模式之间切换。 如果记录设备(5)处于高功率模式(例如,高功率模式),则使用第一写入模式。 如果在记录载体(55)上有结晶(未写)区域,则由主电源供电。 如果没有结晶区域可用或者如果记录设备(5)处于低功率模式,则优选使用具有较低写入速度的第二写入模式。