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1. 发明申请

US20060133248A1 Data reproduction apparatus 失效
公开(公告)号：US20060133248A1
公开(公告)日：2006-06-22
申请号：US11301695
申请日：2005-12-13
申请人： Yasushi Ueda , Toru Aoki , Makoto Okazaki , Nobuaki Noguchi
发明人： Yasushi Ueda , Toru Aoki , Makoto Okazaki , Nobuaki Noguchi
IPC分类号： G11B5/09
CPC分类号： G11B20/14 , G11B20/00 , G11B20/1403 , G11B20/18 , G11B20/1803 , G11B27/3027 , G11B2020/10916 , G11B2220/216 , G11B2220/2562 , G11B2220/2575
摘要： A fast synchronization pull-in and an optimum error correction are achieved in a reproduction apparatus for reproducing data recorded on a recording medium even in the case where the quality of input data involving a seek or defect is low. A seek amount detection block 190 is provided, a seek change signal 201 is generated, and the width of a synchronization detection window pulse 161 and a correction algorithm in a correction block 230 are modified.

2. 发明授权

US07535810B2 Data reproduction apparatus 失效
标题翻译：数据再现装置
公开(公告)号：US07535810B2
公开(公告)日：2009-05-19
申请号：US11301695
申请日：2005-12-13
申请人： Yasushi Ueda , Toru Aoki , Makoto Okazaki , Nobuaki Noguchi
发明人： Yasushi Ueda , Toru Aoki , Makoto Okazaki , Nobuaki Noguchi
IPC分类号： G11B20/10
CPC分类号： G11B20/14 , G11B20/00 , G11B20/1403 , G11B20/18 , G11B20/1803 , G11B27/3027 , G11B2020/10916 , G11B2220/216 , G11B2220/2562 , G11B2220/2575
摘要： A fast synchronization pull-in and an optimum error correction are achieved in a reproduction apparatus for reproducing data recorded on a recording medium even in the case where the quality of input data involving a seek or defect is low. A seek amount detection block 190 is provided, a seek change signal 201 is generated, and the width of a synchronization detection window pulse 161 and a correction algorithm in a correction block 230 are modified.
摘要翻译：即使在涉及搜索或缺陷的输入数据的质量低的情况下，也可以在用于再现记录在记录介质上的数据的再现装置中实现快速同步拉入和最佳的纠错。提供寻道量检测块190，生成寻道改变信号201，并修正校正块230中的同步检测窗脉冲161的宽度和校正算法。

3. 发明授权

US07038983B2 Data reproduction apparatus having a variable synchronization detection window 失效
标题翻译：具有可变同步检测窗口的数据再现装置
公开(公告)号：US07038983B2
公开(公告)日：2006-05-02
申请号：US09980202
申请日：2001-03-27
申请人： Yasushi Ueda , Toru Aoki , Makoto Okazaki , Nobuaki Noguchi
发明人： Yasushi Ueda , Toru Aoki , Makoto Okazaki , Nobuaki Noguchi
IPC分类号： G11B7/00
CPC分类号： G11B20/14 , G11B20/00 , G11B20/1403 , G11B20/18 , G11B20/1803 , G11B27/3027 , G11B2020/10916 , G11B2220/216 , G11B2220/2562 , G11B2220/2575
摘要： A fast synchronization pull-in and an optimum error correction are achieved in a reproduction apparatus for reproducing data recorded on a recording medium even in the case where the quality of input data involving a seek or defect is low. A seek amount detection block 190 is provided, a seek change signal 201 is generated, and the width of a synchronization detection window pulse 161 and a correction algorithm in a correction block 230 are modified.
摘要翻译：即使在涉及搜索或缺陷的输入数据的质量低的情况下，也可以在用于再现记录在记录介质上的数据的再现装置中实现快速同步拉入和最佳的纠错。提供寻道量检测块190，生成寻道改变信号201，并修正校正块230中的同步检测窗脉冲161的宽度和校正算法。

4. 发明申请

US20050199779A1 Temperature control apparatus 失效
标题翻译：温度控制装置
公开(公告)号：US20050199779A1
公开(公告)日：2005-09-15
申请号：US11076230
申请日：2005-03-10
申请人： Nobuaki Noguchi , Yasushi Ueda , Toru Aoki , Makoto Okazaki
发明人： Nobuaki Noguchi , Yasushi Ueda , Toru Aoki , Makoto Okazaki
IPC分类号： G01J1/32
CPC分类号： G01J5/061 , G01J5/20 , G01J5/52 , G01J2005/062 , G01J2005/066 , H01S5/02415 , H01S5/06804 , H01S5/06825
摘要： A temperature control apparatus comprises a light-emitting device, a light-emitting device controller, a Peltier device for controlling the temperature of the light-emitting device to a target temperature, a temperature detector for the light-emitting device, a first reference voltage holding unit for holding a voltage corresponding to the target temperature, a reference voltage controller for outputting a holding signal and a switching signal, a second reference voltage holding unit for holding the output voltage of the temperature detector on the basis of the holding signal, a reference voltage switching unit for selecting either the output of the first reference voltage holding unit or the output of the second reference voltage holding unit as a reference voltage, and a Peltier controller for controlling the Peltier device so as to minimize a difference between the output voltage of the temperature detector and the output voltage of the reference voltage switching unit.
摘要翻译：温度控制装置包括发光装置，发光装置控制器，用于将发光装置的温度控制为目标温度的珀耳帖装置，用于发光装置的温度检测器，第一参考电压用于保持与目标温度相对应的电压的保持单元，用于输出保持信号和开关信号的参考电压控制器，用于基于保持信号保持温度检测器的输出电压的第二参考电压保持单元，参考电压切换单元，用于选择第一参考电压保持单元的输出或第二参考电压保持单元的输出作为参考电压;以及珀耳帖控制器，用于控制珀耳帖装置，以便最小化输出电压的温度检测器和参考电压开关单元的输出电压。

5. 发明授权

US07075047B2 Temperature control apparatus 失效
标题翻译：温度控制装置
公开(公告)号：US07075047B2
公开(公告)日：2006-07-11
申请号：US11076230
申请日：2005-03-10
申请人： Nobuaki Noguchi , Yasushi Ueda , Toru Aoki , Makoto Okazaki
发明人： Nobuaki Noguchi , Yasushi Ueda , Toru Aoki , Makoto Okazaki
IPC分类号： G01J1/32 , H01S3/04
CPC分类号： G01J5/061 , G01J5/20 , G01J5/52 , G01J2005/062 , G01J2005/066 , H01S5/02415 , H01S5/06804 , H01S5/06825
摘要： A temperature control apparatus comprises a light-emitting device, a light-emitting device controller, a Peltier device for controlling the temperature of the light-emitting device to a target temperature, a temperature detector for the light-emitting device, a first reference voltage holding unit for holding a voltage corresponding to the target temperature, a reference voltage controller for outputting a holding signal and a switching signal, a second reference voltage holding unit for holding the output voltage of the temperature detector on the basis of the holding signal, a reference voltage switching unit for selecting either the output of the first reference voltage holding unit or the output of the second reference voltage holding unit as a reference voltage, and a Peltier controller for controlling the Peltier device so as to minimize a difference between the output voltage of the temperature detector and the output voltage of the reference voltage switching unit.
摘要翻译：温度控制装置包括发光装置，发光装置控制器，用于将发光装置的温度控制为目标温度的珀耳帖装置，用于发光装置的温度检测器，第一参考电压用于保持与目标温度相对应的电压的保持单元，用于输出保持信号和开关信号的参考电压控制器，用于基于保持信号保持温度检测器的输出电压的第二参考电压保持单元，参考电压切换单元，用于选择第一参考电压保持单元的输出或第二参考电压保持单元的输出作为参考电压;以及珀耳帖控制器，用于控制珀耳帖装置，以便最小化输出电压的温度检测器和参考电压开关单元的输出电压。

6. 发明授权

US07768891B2 Optical disc recording and reproduction apparatus having automatic gate signal generation modes 有权
标题翻译：具有自动门信号生成模式的光盘记录和再现装置
公开(公告)号：US07768891B2
公开(公告)日：2010-08-03
申请号：US11798713
申请日：2007-05-16
申请人： Yukio Iijima , Nobuaki Minakuchi , Hidemi Takahashi , Yasushi Ueda , Makoto Okazaki
发明人： Yukio Iijima , Nobuaki Minakuchi , Hidemi Takahashi , Yasushi Ueda , Makoto Okazaki
IPC分类号： G11B11/00
CPC分类号： G11B19/04 , G11B7/0037 , G11B7/0053 , G11B7/00745 , G11B19/122 , G11B20/10 , G11B20/10009 , G11B20/10222 , G11B20/1403 , G11B20/1426 , G11B27/19 , G11B27/24 , G11B27/3027 , G11B2020/10888 , G11B2020/1269 , G11B2020/1274 , G11B2220/20 , G11B2220/2537
摘要： An optical disc recording and reproducing apparatus for recording and reproducing data in and from an optical disc by the use of the optical disc as a recording medium, comprises analog processing means including a binarization unit for subjecting a signal read from the optical disc to binarization and a servo unit for controlling recording and reproducing a signal in and from the optical disc; synchronous clock generating means for generating a synchronous clock signal which is synchronized with the signal read from the optical disc; address detecting means for detecting address information indicating a physical position on the optical disc based on the signal read from the optical disc, and outputting a signal indicating the address information and a signal indicating that the address has been detected when the address information has been detected; a sector counter for holding a sector count value of a sector as a recording unit on the optical disc, and updating the sector count value according to the synchronous clock signal and the signal output from the address detecting means; and gate signal generation switching means for generating gate a signal which controls the analog processing means, based on one of the sector count value held in the sector counter and information obtained from the analog processing means, according to the signal indicating that the address has been detected, which is output from the address detecting means.
摘要翻译：一种用于通过使用光盘作为记录介质来记录和从光盘再现数据的光盘记录和再现装置，包括模拟处理装置，包括用于对从光盘读取的信号进行二值化的二值化单元，以及用于控制在光盘中记录和再现信号的伺服单元; 同步时钟发生装置，用于产生与从光盘读取的信号同步的同步时钟信号; 地址检测装置，用于基于从光盘读取的信号检测表示光盘上的物理位置的地址信息，并且当检测到地址信息时，输出指示地址信息的信号和指示已经检测到地址的信号 ; 用于将光盘的扇区计数值保持为记录单位的扇区计数器，并根据同步时钟信号和从地址检测装置输出的信号来更新扇区计数值; 以及门信号产生切换装置，用于根据表示地址已经被信号的信号，基于扇区计数器中保存的扇区计数值和从模拟处理装置获得的信息，产生控制模拟处理装置的信号从地址检测装置输出。

7. 发明申请

US20080313517A1 DEBUG CIRCUIT 审中-公开
公开(公告)号：US20080313517A1
公开(公告)日：2008-12-18
申请号：US12194698
申请日：2008-08-20
申请人： Yasushi UEDA , Makoto Okazaki
发明人： Yasushi UEDA , Makoto Okazaki
IPC分类号： G01R31/3183 , G06F11/263
CPC分类号： G06F11/24 , G01R31/31705
摘要： The present invention provide a debug circuit which has a structure in which a conversion block latches plural internal signals which are supposed to be effective in finding a cause of a malfunction and are outputted from a selection block, using a signal that is outputted from a timing generation block, converts these signals into serial data, and outputs the serial data to an output block, thereby observing plural signals in the LSI using fewer external pins, and performing analysis of the malfunction of the LSI speedy and reliably.

8. 发明授权

US07116618B2 Defective sector determination device and optical disk drive 失效
标题翻译：扇区确定设备和光盘驱动器不良
公开(公告)号：US07116618B2
公开(公告)日：2006-10-03
申请号：US11126674
申请日：2005-05-11
申请人： Makoto Okazaki , Yasushi Ueda
发明人： Makoto Okazaki , Yasushi Ueda
IPC分类号： G11B11/03
CPC分类号： G11B20/1883 , G11B20/10 , G11B20/12 , G11B20/18 , G11B20/1876 , G11B2020/1062 , G11B2220/20
摘要： To provide an optical disk drive having an enhanced replaying capability in case of an abnormality occurring in various kinds of synchronization of the optical disk drive or in replay of a defective sector. A frame synchronization counter value address translation decoder, low order ID address translation decoder, adder/subtracter, high order ID address translation decoder, and adder are used to translate information read from an optical disk medium into an absolute storage address in a storage medium, and thus data that is highly replayed can be stored in the storage medium.
摘要翻译：提供在光盘驱动器的各种同步或缺陷扇区的重放中发生异常的情况下具有增强的重放能力的光盘驱动器。使用帧同步计数器值地址转换解码器，低阶ID地址转换解码器，加法器/减法器，高阶ID地址转换解码器和加法器将从光盘介质读取的信息转换为存储介质中的绝对存储地址，因此可以将高度重放的数据存储在存储介质中。

9. 发明申请

US20050226115A1 Buffer memory address translation device, sector address information reliablility determination device, defective sector determination device, ECC block synchronization detection device, optical disk drive, medium, and program 失效
标题翻译：缓冲存储器地址转换装置，扇区地址信息可靠性确定装置，缺陷扇区确定装置，ECC块同步检测装置，光盘驱动器，介质和程序
公开(公告)号：US20050226115A1
公开(公告)日：2005-10-13
申请号：US11126674
申请日：2005-05-11
申请人： Makoto Okazaki , Yasushi Ueda
发明人： Makoto Okazaki , Yasushi Ueda
IPC分类号： G11B20/10 , G11B20/12 , G11B20/14 , G11B20/18 , G11B27/10 , G11B7/24
CPC分类号： G11B20/1883 , G11B20/10 , G11B20/12 , G11B20/18 , G11B20/1876 , G11B2020/1062 , G11B2220/20
摘要： To provide an optical disk drive having an enhanced replaying capability in case of an abnormality occurring in various kinds of synchronization of the optical disk drive or in replay of a defective sector. A frame synchronization counter value address translation decoder, low order ID address translation decoder, adder/subtracter, high order ID address translation decoder, and adder are used to translate information read from an optical disk medium into an absolute storage address in a storage medium, and thus data that is highly replayed can be stored in the storage medium.
摘要翻译：提供在光盘驱动器的各种同步或缺陷扇区的重放中发生异常的情况下具有增强的重放能力的光盘驱动器。使用帧同步计数器值地址转换解码器，低阶ID地址转换解码器，加法器/减法器，高阶ID地址转换解码器和加法器将从光盘介质读取的信息转换为存储介质中的绝对存储地址，因此可以将高度重放的数据存储在存储介质中。

10. 发明申请

US20090147641A1 Optical disc recording and reproducing apparatus 审中-公开
公开(公告)号：US20090147641A1
公开(公告)日：2009-06-11
申请号：US12320774
申请日：2009-02-04
申请人： Yukio Iijima , Nobuaki Minakuchi , Hidemi Takahashi , Yasushi Ueda , Makoto Okazaki
发明人： Yukio Iijima , Nobuaki Minakuchi , Hidemi Takahashi , Yasushi Ueda , Makoto Okazaki
IPC分类号： G11B7/00
CPC分类号： G11B19/04 , G11B7/0037 , G11B7/0053 , G11B7/00745 , G11B19/122 , G11B20/10 , G11B20/10009 , G11B20/10222 , G11B20/1403 , G11B20/1426 , G11B27/19 , G11B27/24 , G11B27/3027 , G11B2020/10888 , G11B2020/1269 , G11B2020/1274 , G11B2220/20 , G11B2220/2537
摘要： An optical disc recording and reproducing apparatus for recording and reproducing data in and from an optical disc by the use of the optical disc as a recording medium, comprises analog processing means including a binarization unit for subjecting a signal read from the optical disc to binarization and a servo unit for controlling recording and reproducing a signal in and from the optical disc; synchronous clock generating means for generating a synchronous clock signal which is synchronized with the signal read from the optical disc; address detecting means for detecting address information indicating a physical position on the optical disc based on the signal read from the optical disc, and outputting a signal indicating the address information and a signal indicating that the address has been detected when the address information has been detected; a sector counter for holding a sector count value of a sector as a recording unit on the optical disc, and updating the sector count value according to the synchronous clock signal and the signal output from the address detecting means; and gate signal generation switching means for generating gate a signal which controls the analog processing means, based on one of the sector count value held in the sector counter and information obtained from the analog processing means, according to the signal indicating that the address has been detected, which is output from the address detecting means.

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