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    • 1. 发明授权
    • Optical disk apparatus and tilt control method thereof
    • 光盘装置及其倾斜控制方法
    • US07940616B2
    • 2011-05-10
    • US12430141
    • 2009-04-27
    • Akinori ShiozawaKouji MinabeKazunori Uemura
    • Akinori ShiozawaKouji MinabeKazunori Uemura
    • G11B15/52
    • G11B7/0956
    • An optical disk apparatus which can carry out tilt control using a signal of a focus control system so as to improve the recording/reproducing performance of an optical disk. The optical disk apparatus includes a motor which rotates the optical disk, an optical pickup which reads at least information from the optical disk being rotated by the motor, a first memory which uses information of a rotation angle of the optical disk from the optical pickup as an address, a second memory which stores an offset by which information stored in the first memory should be shifted and then read, and a control portion which reads the information stored in the first memory after shifting the information by the offset stored in the second memory and which carries out tilt control using the read information.
    • 一种光盘装置,其可以使用聚焦控制系统的信号进行倾斜控制,以便提高光盘的记录/再现性能。 光盘装置包括使光盘旋转的马达,至少读取由马达旋转的光盘的信息的光学拾取器,使用来自光学拾取器的光盘旋转角度的信息的第一存储器 一个地址,一个第二存储器,存储偏移量,通过该偏移量存储在第一存储器中的信息应该被移位然后被读取;以及控制部分,其在通过存储在第二存储器中的偏移量之后读取存储在第一存储器中的信息 并且使用所读取的信息进行倾斜控制。
    • 2. 发明申请
    • OPTICAL DISK APPARATUS AND TILT CONTROL METHOD THEREOF
    • 光盘设备及其倾斜控制方法
    • US20100002552A1
    • 2010-01-07
    • US12430141
    • 2009-04-27
    • Akinori SHIOZAWAKouji MinabeKazunori Uemura
    • Akinori SHIOZAWAKouji MinabeKazunori Uemura
    • G11B20/00
    • G11B7/0956
    • An optical disk apparatus which can carry out tilt control using a signal of a focus control system so as to improve the recording/reproducing performance of an optical disk. The optical disk apparatus includes a motor which rotates the optical disk, an optical pickup which reads at least information from the optical disk being rotated by the motor, a first memory which uses information of a rotation angle of the optical disk from the optical pickup as an address, a second memory which stores an offset by which information stored in the first memory should be shifted and then read, and a control portion which reads the information stored in the first memory after shifting the information by the offset stored in the second memory and which carries out tilt control using the read information.
    • 一种光盘装置,其可以使用聚焦控制系统的信号进行倾斜控制,以便提高光盘的记录/再现性能。 光盘装置包括使光盘旋转的马达,至少读取由马达旋转的光盘的信息的光学拾取器,使用来自光学拾取器的光盘旋转角度的信息的第一存储器 一个地址,一个第二存储器,存储偏移量,通过该偏移量存储在第一存储器中的信息应该被移位然后被读取;以及控制部分,其在通过存储在第二存储器中的偏移量之后读取存储在第一存储器中的信息 并且使用所读取的信息进行倾斜控制。
    • 3. 发明申请
    • Information recording apparatus
    • 信息记录装置
    • US20070297308A1
    • 2007-12-27
    • US11893910
    • 2007-08-17
    • Kouji MinabeHideo NishijimaHiroaki OnoKazunori UemuraMasahiro Fujimoto
    • Kouji MinabeHideo NishijimaHiroaki OnoKazunori UemuraMasahiro Fujimoto
    • G11B7/00
    • G11B7/0045G11B19/02G11B19/10G11B19/12G11B20/10527G11B2020/1062G11B2020/1074H04N5/772H04N5/85
    • An information recording apparatus such as an optical disc that can avoid an unrecordable condition between a power-on operation and an available state for recording thereby to solve a problem that an image taking chance is missed in a recording step, wherein its constitution is such that: receiving a command to turn on the apparatus after switching, a system controller drives a power-supply circuit to activate a drive controller and a memory controller; if the optical disc is not replaced while in power-off operation by a sub-battery, the system controller issues a request for high-speed activation, based on information stored in an EEPROM, to the drive controller, and drives plural drive control units one after another thereby to establish an activation period confirmedly, allowing the memory controller to accept a request for a recording start from the system controller without waiting for a report of activation completion to be issued by the drive controller.
    • 诸如光盘的信息记录装置,其可以避免在通电操作和用于记录的可用状态之间的不可记录状况,从而解决在记录步骤中错过了拍摄机会的问题,其中其结构使得 接收切换后接通设备的命令,系统控制器驱动电源电路以激活驱动控制器和存储器控制器; 如果在通过子电池的断电操作期间光盘不被更换,则系统控制器基于存储在EEPROM中的信息向驱动控制器发出高速激活请求,并驱动多个驱动控制单元 一个接一个地由此确定确定一个激活期,允许存储器控制器接受来自系统控制器的记录开始请求,而不用等待由驱动控制器发出的激活完成的报告。
    • 6. 发明授权
    • Information recording apparatus
    • 信息记录装置
    • US08040768B2
    • 2011-10-18
    • US11893910
    • 2007-08-17
    • Kouji MinabeHideo NishijimaHiroaki OnoKazunori UemuraMasahiro Fujimoto
    • Kouji MinabeHideo NishijimaHiroaki OnoKazunori UemuraMasahiro Fujimoto
    • G11B7/00
    • G11B7/0045G11B19/02G11B19/10G11B19/12G11B20/10527G11B2020/1062G11B2020/1074H04N5/772H04N5/85
    • An information recording apparatus such as an optical disc that can avoid an unrecordable condition between a power-on operation and an available state for recording thereby to solve a problem that an image taking chance is missed in a recording step, wherein its constitution is such that: receiving a command to turn on the apparatus after switching, a system controller drives a power-supply circuit to activate a drive controller and a memory controller; if the optical disc is not replaced while in power-off operation by a sub-battery, the system controller issues a request for high-speed activation, based on information stored in an EEPROM, to the drive controller, and drives plural drive control units one after another thereby to establish an activation period confirmedly, allowing the memory controller to accept a request for a recording start from the system controller without waiting for a report of activation completion to be issued by the drive controller.
    • 诸如光盘的信息记录装置,其可以避免在通电操作和用于记录的可用状态之间的不可记录状况,从而解决在记录步骤中错过了拍摄机会的问题,其中其结构使得 接收切换后接通设备的命令,系统控制器驱动电源电路以激活驱动控制器和存储器控制器; 如果在通过子电池的断电操作期间光盘不被更换,则系统控制器基于存储在EEPROM中的信息向驱动控制器发出高速激活请求,并驱动多个驱动控制单元 一个接一个地由此确定确定一个激活期,允许存储器控制器接受来自系统控制器的记录开始请求,而不用等待由驱动控制器发出的激活完成的报告。
    • 9. 发明申请
    • Optical disk apparatus
    • 光盘装置
    • US20060140095A1
    • 2006-06-29
    • US11313823
    • 2005-12-22
    • Yusuke KazamiKazunori UemuraKouji Minabe
    • Yusuke KazamiKazunori UemuraKouji Minabe
    • G11B5/09
    • G11B19/02
    • An optical disk apparatus includes an intermittent operation unit that causes a recording/standby memory device to accumulate an audio signal and video signal to be recorded and to intermittently read the signals, and causes a spindle motor control circuit and optical head control circuit to be intermittently actuated in response to the signals so that the signals can be recorded on an optical disk, a learning operation unit that obtains control values suited to the spindle motor control circuit and optical head control circuit, and a unit that judges about the necessity of the learning operation according to a temperature change and a surface condition of the optical disk.
    • 光盘装置包括间歇操作单元,其使记录/备用存储装置累积要记录的音频信号和视频信号,并间歇地读取信号,并使主轴电机控制电路和光头控制电路间歇地 响应于信号被致动,使得信号可以记录在光盘上,获得适合于主轴电机控制电路和光头控制电路的控制值的学习操作单元,以及判断学习必要性的单元 根据光盘的温度变化和表面状态进行动作。