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1. 发明申请

US20050254360A1 Focus control method for optical disk device 审中-公开
标题翻译：光盘设备的聚焦控制方法
公开(公告)号：US20050254360A1
公开(公告)日：2005-11-17
申请号：US11116236
申请日：2005-04-28
申请人： Toshihisa Sameshima , Kazuhiro Takeshita , Hisashi Sugibuchi
发明人： Toshihisa Sameshima , Kazuhiro Takeshita , Hisashi Sugibuchi
IPC分类号： G11B7/085 , G11B7/00 , G11B7/09 , G11B7/095
CPC分类号： G11B7/0945 , G11B7/0956
摘要： The focus control method of the present invention includes: rotating an optical disk; driving an optical pickup upward and downward vertically to the optical disk at timing of a signal pulse detecting the rotational angle of the optical disk; detecting a focus drive value at timing at which the focal point of a light beam is located on a recording surface of the optical disk; computing a vertical deviation amount from focus drive values at three or more detection points per rotation; applying in advance the vertical deviation amount for a given rotational angle detection signal pulse as the focus drive value; and performing focus control at the given rotational angle detection signal pulse.
摘要翻译：本发明的聚焦控制方法包括：旋转光盘; 在信号脉冲检测光盘的旋转角度的定时，将光拾取器向上和向下垂直驱动; 在所述光束的焦点位于所述光盘的记录表面上的定时处检测聚焦驱动值; 计算每旋转三个或更多个检测点处的聚焦驱动值的垂直偏差量; 预先施加用于给定旋转角度检测信号脉冲的垂直偏移量作为聚焦驱动值; 并在给定的旋转角度检测信号脉冲下执行聚焦控制。

2. 发明授权

US08171792B2 Inertia sensor and inertia detector device 有权
标题翻译：惯性传感器和惯性检测装置
公开(公告)号：US08171792B2
公开(公告)日：2012-05-08
申请号：US12270961
申请日：2008-11-14
申请人： Toshihisa Sameshima
发明人： Toshihisa Sameshima
IPC分类号： G01C19/56
CPC分类号： G01P15/18 , G01C19/56 , G01P15/125 , G01P15/14
摘要： A detector device includes a drive circuit for outputting a drive pulse signal for displacing the variable block, a detection pulse signal applying unit by which the variable capacitance elements and the fixed capacitance element whose one end is connected in common are respectively applied, at their other ends, with detection pulse signals with a plurality of phases each having a predetermined phase difference at a timing synchronized with the drive pulse signal, and an inertia detection unit for detecting a difference in capacitance value between the variable capacitance elements to which the detection pulse signal having the phase difference is applied, or between the fixed capacitance element and the variable capacitance element, and detecting the applied inertial force based on the difference.
摘要翻译：检测器装置包括用于输出用于移位可变块的驱动脉冲信号的驱动电路，分别施加可变电容元件和一端共同连接的可变电容元件和固定电容元件的检测脉冲信号施加单元在具有与驱动脉冲信号同步的定时具有预定相位差的多个相位的检测脉冲信号，以及用于检测检测脉冲信号的可变电容元件之间的电容值差异的惯性检测单元具有相位差，或固定电容元件与可变电容元件之间，并且基于该差检测所施加的惯性力。

3. 发明申请

US20090126490A1 INERTIA SENSOR AND INERTIA DETECTOR DEVICE 有权
标题翻译： INERTIA传感器和INERTIA DETECTOR设备
公开(公告)号：US20090126490A1
公开(公告)日：2009-05-21
申请号：US12270961
申请日：2008-11-14
申请人： Toshihisa Sameshima
发明人： Toshihisa Sameshima
IPC分类号： G01P15/125
CPC分类号： G01P15/18 , G01C19/56 , G01P15/125 , G01P15/14
摘要： A detector device includes a drive circuit for outputting a drive pulse signal for displacing the variable block, a detection pulse signal applying unit by which the variable capacitance elements and the fixed capacitance element whose one end is connected in common are respectively applied, at their other ends, with detection pulse signals with a plurality of phases each having a predetermined phase difference at a timing synchronized with the drive pulse signal, and an inertia detection unit for detecting a difference in capacitance value between the variable capacitance elements to which the detection pulse signal having the phase difference is applied, or between the fixed capacitance element and the variable capacitance element, and detecting the applied inertial force based on the difference.
摘要翻译：检测器装置包括用于输出用于移位可变块的驱动脉冲信号的驱动电路，分别施加可变电容元件和一端共同连接的可变电容元件和固定电容元件的检测脉冲信号施加单元在具有与驱动脉冲信号同步的定时具有预定相位差的多个相位的检测脉冲信号，以及用于检测检测脉冲信号的可变电容元件之间的电容值差异的惯性检测单元具有相位差，或固定电容元件与可变电容元件之间，并且基于该差检测所施加的惯性力。

4. 发明授权

US08656775B2 Vibratory gyro-sensor and vibratory gyro circuit 有权
标题翻译：振动陀螺传感器和振动陀螺仪电路
公开(公告)号：US08656775B2
公开(公告)日：2014-02-25
申请号：US13298431
申请日：2011-11-17
申请人： Toshihisa Sameshima
发明人： Toshihisa Sameshima
IPC分类号： G01C19/56
CPC分类号： G01C19/5649
摘要： Disclosed herein is a vibratory gyro-sensor including a vibratory section, a synchronous detector which synchronously detects a detected signal from the vibratory section in timed relation to a timing signal for synchronous detection, and a timing signal output section which outputs the timing signal for synchronous detection. The timing signal output section has a low-pass filter, a comparator, and a first phase shifter. The vibration monitor signal as converted into the binary signal by the comparator and shifted in phase by the first phase shifter is used as the timing signal for synchronous detection.
摘要翻译：本发明公开了一种振动陀螺仪传感器，包括振动部分，同步检测器，其以与用于同步检测的定时信号定时关系的振动部分同步地检测检测信号;以及定时信号输出部分，其输出用于同步的定时信号检测。定时信号输出部分具有低通滤波器，比较器和第一移相器。由比较器转换成二进制信号的振动监视信号由第一移相器同相移位，用作同步检测的定时信号。

5. 发明申请

US20120137782A1 VIBRATORY GYRO-SENSOR AND VIBRATORY GYRO CIRCUIT 有权
标题翻译：振动陀螺传感器和振动陀螺仪电路
公开(公告)号：US20120137782A1
公开(公告)日：2012-06-07
申请号：US13298431
申请日：2011-11-17
申请人： Toshihisa Sameshima
发明人： Toshihisa Sameshima
IPC分类号： G01H11/00
CPC分类号： G01C19/5649
摘要： Disclosed herein is a vibratory gyro-sensor including a vibratory section, a synchronous detector which synchronously detects a detected signal from the vibratory section in timed relation to a timing signal for synchronous detection, and a timing signal output section which outputs the timing signal for synchronous detection. The timing signal output section has a low-pass filter, a comparator, and a first phase shifter. The vibration monitor signal as converted into the binary signal by the comparator and shifted in phase by the first phase shifter is used as the timing signal for synchronous detection.
摘要翻译：本发明公开了一种振动陀螺仪传感器，包括振动部分，同步检测器，其以与用于同步检测的定时信号定时关系的振动部分同步地检测检测信号;以及定时信号输出部分，其输出用于同步的定时信号检测。定时信号输出部分具有低通滤波器，比较器和第一移相器。由比较器转换成二进制信号的振动监视信号由第一移相器同相移位，用作同步检测的定时信号。

6. 发明授权

US07158453B2 Tracking control system and method for tracking control 失效
标题翻译：追踪控制系统及跟踪控制方法
公开(公告)号：US07158453B2
公开(公告)日：2007-01-02
申请号：US10654607
申请日：2003-09-04
申请人： Toshihisa Sameshima
发明人： Toshihisa Sameshima
IPC分类号： G11B7/09
CPC分类号： G11B7/0945 , G11B7/0906
摘要： A tracking control system for outputting a tracking control signal for an optical pickup including a plurality of light detecting sections each of which converts reflected light of a light beam applied to an optical disk into an electric signal, and outputs the signal, includes: a balance correction amount calculating section for obtaining, as a balance correction amount, a value by which a differential phase tracking error signal based on each output of the light detecting sections should be shifted in accordance with a direct-current component of a differential amplitude tracking error signal based on each output of the light detecting sections such that a direct-current component of the differential phase tracking error signal approaches a given reference potential; a balance changing section for shifting the differential phase tracking error signal in accordance with the balance correction amount; and a tracking control section for generating the tracking control signal in accordance with the differential phase tracking error signal after the shift.
摘要翻译：一种跟踪控制系统，用于输出用于包括多个光检测部分的光学拾取器的跟踪控制信号，每个光检测部分将施加到光盘的光束的反射光转换为电信号，并输出该信号，包括：平衡校正量计算部分，用于根据差分幅度跟踪误差信号的直流分量获得作为平衡校正量的基于光检测部分的每个输出的差分相位跟踪误差信号应偏移的值基于所述光检测部分的每个输出，使得所述差分相位跟踪误差信号的直流分量接近给定的参考电位; 平衡变化部，用于根据平衡校正量移动差分相位跟踪误差信号; 以及跟踪控制部分，用于根据移位后的差分相位跟踪误差信号产生跟踪控制信号。

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