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    • 1. 发明授权
    • Optical disc, information recording apparatus and information reproducing apparatus therefor
    • 光盘,信息记录装置及其信息再现装置
    • US06538965B2
    • 2003-03-25
    • US09796521
    • 2001-03-02
    • Masaki MochizukiAtsushi Hayami
    • Masaki MochizukiAtsushi Hayami
    • G11B700
    • G11B7/0045G11B7/005G11B7/007G11B7/00718G11B7/00745G11B20/00086G11B20/00586
    • An optical disc has an information recording portion. The information recording portion has a spiral of a groove, and land portions located between portions of the groove which neighbor each other as viewed in a disc radial direction. Auxiliary information used when an information signal is recorded on and reproduced from the groove is previously recorded on the land portions. The auxiliary information is represented by pre-pits provided in the land portions. The information recording portion is divided into a plurality of zones as viewed in the disc radial direction. In each of the zones, at least one of two sides of the groove wobbles at a fixed frequency in accordance with a constant angular velocity system. In each of the zones, phases of wobbles of respective neighboring portions of the groove are equal to each other.
    • 光盘具有信息记录部分。 信息记录部分具有凹槽的螺旋形状,以及位于槽的部分之间的平台部分,其在盘径向方向上彼此相邻。 当信息信号被记录在凹槽上并从凹槽再现时使用的辅助信息预先记录在陆地部分上。 辅助信息由设置在陆地部分中的预先凹坑表示。 信息记录部分在盘径向方向上分为多个区域。 在每个区域中,槽的两侧中的至少一侧根据恒定的角速度系统以固定的频率摆动。 在每个区域中,槽的各个相邻部分的摆动相位彼此相等。
    • 3. 发明授权
    • Method and apparatus for controlling the reproduction of data stored on
a storage medium method
    • 用于控制存储在存储介质方法上的数据的再现的方法和装置
    • US6097814A
    • 2000-08-01
    • US4196
    • 1998-01-08
    • Masaki Mochizuki
    • Masaki Mochizuki
    • G11B20/00G06F12/14
    • G11B20/00876G11B20/00086
    • Plural program information and a BCA (Burst Cutting Area) number of the optical disc (100) is previously recorded in the optical disc (100). A drive ID is stored in the nonvolatile memory (104a) of the reproduction apparatus (104). A user of the reproduction appparatus (104) notifies the BCA number, the drive ID, and a number of preferred program information to the software house (software supplier(110) on the condition that the user pays for the reproduction of the preferred program information recorded in the optical disc (100). The software house (110) notifies a cipher key to the reproduction apparatus (104) or the user. A title key is calculated in the reproduction apparatus (104) in accordance with the BCA number, the drive ID, and the cipher key. The preferred information recorded in the optical disc (100) is permitted to be reproduced by using the title key.
    • 光盘(100)中预先记录了多个程序信息和光盘(100)的BCA(突发切割区域)号码。 驱动器ID存储在再现设备(104)的非易失性存储器(104a)中。 再现设备(104)的用户在用户支付优先节目信息的再现的条件下向软件商(软件供应商(110))通知BCA号码,驱动器ID和多个优选节目信息 记录在光盘(100)中,软件室(110)向再现装置(104)或用户通知加密密钥,根据BCA号码在再现装置(104)中计算出标题密钥, 驱动器ID和加密密钥,通过使用标题密钥允许记录在光盘(100)中的优选信息。
    • 5. 发明授权
    • Automatic attitude correcting system for optical disc device
    • 光盘装置自动姿态校正系统
    • US5502698A
    • 1996-03-26
    • US310226
    • 1994-09-21
    • Masaki Mochizuki
    • Masaki Mochizuki
    • G11B7/095G11B7/00
    • G11B7/0956
    • According to an automatic attitude correcting system of this invention, correction signals which are used to reduce control errors through a focus control, a tracking control, a tilt control, etc. are determined by measuring the amplitude of an RF reproduction signal reproduced from an optical disc at a predetermined area. For setting a correction signal value to be supplied to an attitude control mechanism such as an attitude control mechanism, a scanning signal whose signal level varies with time variation is supplied to a control mechanism driving circuit. The scanning signal varies in level at every one-revolution of the optical disc, and the amplitude of the RF reproduction signal is outputted from the optical head at every one-revolution of the optical disc, and measured at a predetermined angle for each level of the scanning signal. The maximum value is detected on the basis of the plural amplitude values thus measured, and the scanning signal value providing the maximum value is determined as a correction signal to be used in a reproducing operation. Therefore, in the reproducing operation, the control error of the control mechanism is excellently suppressed with the correction signal.
    • 根据本发明的自动姿态校正系统,通过测量从光学再现的RF再现信号的幅度来确定用于通过聚焦控制,跟踪控制,倾斜控制等来减少控制误差的校正信号 盘在预定区域。 为了设定要提供给诸如姿态控制机构的姿态控制机构的校正信号值,将信号电平随时间变化而变化的扫描信号提供给控制机构驱动电路。 扫描信号在光盘的每一转的水平上变化,并且RF再现信号的幅度在光盘的每一转一次从光头输出,并且以每个等级的预定角度被测量 扫描信号。 基于这样测量的多个幅度值来检测最大值,并且确定提供最大值的扫描信号值作为在再现操作中使用的校正信号。 因此,在再现操作中,通过校正信号极大地抑制了控制机构的控制误差。
    • 6. 发明授权
    • Managing system for reproducing information composed of information recording medium, managing medium, and reproduction method and apparatus method therefor
    • 用于再现由信息记录介质,管理介质和再现方法组成的信息的管理系统及其装置方法
    • US06463539B1
    • 2002-10-08
    • US09162863
    • 1998-09-29
    • Masaki Mochizuki
    • Masaki Mochizuki
    • H04L900
    • G06F21/10
    • A user 11 loads a disc 13a and an IC card 16 into a reproduction apparatus 26. A reproduction managing information 14 and a reproduction permitting information 18 are read out from the disc 13a and the IC card 16 respectively. In the reproduction apparatus 26, the read out respective reproduction managing information 14 and reproduction permitting information 18 are checked and judged whether a reproduction is permitted or not. In case that the reproduction is permitted, a software information 12 in the disc is reproduced and a utilization information in the IC card 16 is detected at a same time. The utilization information 19 is recorded on the IC card 16 when the reproduction is completed. In a rental shop 28, the utilization information 19 is read out from the IC card 16 when the disc is returned to the rental shop 28 and an amount of rental fee to be charged to a user is calculated in response to the utilization information 19. The user 11 just pays the rental fee in response to the utilization of the software information.
    • 用户11将盘13a和IC卡16加载到再现设备26中。再现管理信息14和再现允许信息18分别从盘13a和IC卡16读出。 在再现装置26中,检查读出的各个再现管理信息14和再现许可信息18,判断是否允许再现。 在允许再现的情况下,再现盘中的软件信息12,同时检测IC卡16中的利用信息。 当再现完成时,利用信息19被记录在IC卡16上。 在出租店28中,当盘返回到租赁店28时,从IC卡16读出使用信息19,并根据使用信息19计算要向用户收取的租金费用。 用户11只是根据软件信息的使用支付租金费用。
    • 7. 发明授权
    • Assembly method for component parts and system
    • 组件和系统的装配方法
    • US4843708A
    • 1989-07-04
    • US183982
    • 1988-04-20
    • Yoshihiko YokoiKazuo KawaiYoukichi OndaMasaki Mochizuki
    • Yoshihiko YokoiKazuo KawaiYoukichi OndaMasaki Mochizuki
    • B23P19/00B23P19/04B23Q17/24
    • B23P19/10B23P19/042B23Q17/24Y10T29/49231Y10T29/49769Y10T29/49904Y10T29/53013Y10T29/53087
    • An assembly method for an automotive engine and a transmission to provide a power unit. The assembly method is carried out as follows: The engine and the transmission are supported respectively on respective lifter tables which are controllably movable to change the location of the engine and the transmission in accordance with a location correction command fed thereto. The engine and transmission are provided at their joining faces with joining standards, respectively. Then, a pair of CCD cameras are inserted into between the joining faces of the engine and transmission to pick up the images of the respective joining standards. The thus picked-up images of the joining standards are processed by a processor to detect the positions of the joining standards and provide the location correction command to at least one of the lifter tables, so that at least one of the locations of the engine and the transmission is changed to cause the joining standards to coincide with each other. Thereafter, the joining faces of the engine and the transmission are joined each other to assemble the power unit, thus facilitating automatic assembly operation of the power unit with a high precision.
    • 一种用于汽车发动机和用于提供动力单元的变速器的组装方法。 组装方法如下执行:发动机和变速器分别支撑在可控制地移动的各个升降台上,以根据送入其的位置校正命令改变发动机和变速器的位置。 发动机和变速器分别在其连接面上设置有接合标准。 然后,将一对CCD摄像机插入到发动机和变速器的接合面之间,以拾取各个接合标准的图像。 接合标准的如此拾取的图像由处理器处理以检测接合标准的位置,并向至少一个升降器台提供位置校正命令,使得发动机的至少一个位置和 改变传输以使接合标准彼此一致。 此后,发动机和变速器的接合面彼此接合以组装动力单元,从而便于高精度地动力单元的自动组装操作。