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1. 发明授权

US07548039B2 Motor control unit 失效
标题翻译：电机控制单元
公开(公告)号：US07548039B2
公开(公告)日：2009-06-16
申请号：US11819642
申请日：2007-06-28
申请人： Naoki Oomura , Kazunobu Nagai , Shinichi Kominato , Yukihisa Hasegawa , Minoru Awazu
发明人： Naoki Oomura , Kazunobu Nagai , Shinichi Kominato , Yukihisa Hasegawa , Minoru Awazu
IPC分类号： H02P21/00 , H02P1/46 , G05D3/12
CPC分类号： H02P6/24 , G05B19/19 , G05B2219/41255 , G05B2219/41321 , G05B2219/42215 , H02P21/14
摘要： A motor control unit including a rotational position detector detecting a rotational position of a brushless DC motor; a current detector detecting a current of the brushless DC motor; a coordinate transformer executing rotational coordinate transformation of the current by a control phase angle and obtaining a d-axis current and a q-axis current; a current controller generating a command d-axis voltage based on a d-axis current error, and generating a command q-axis voltage based on a q-axis current error; a coordinate transformer generating a three-phase command voltage by the control phase angle; a conductive signal generator; and a position controller that, when executing a positioning operation, maintains the command d-axis current at a constant value and the command q-axis current at zero, and that controls the control phase angle based on a difference between a target stop rotational position and a rotational position detected by the rotational position detector.
摘要翻译：一种电动机控制单元，包括检测无刷直流电动机的旋转位置的旋转位置检测器; 检测无刷直流电动机的电流的电流检测器; 坐标变换器，通过控制相位角执行电流的旋转坐标变换，得到d轴电流和q轴电流; 电流控制器，其基于d轴电流误差生成指令d轴电压，并且基于q轴电流误差生成指令q轴电压; 坐标变换器，通过控制相位角产生三相指令电压; 导电信号发生器; 以及位置控制器，当执行定位操作时，将所述命令d轴电流维持在恒定值，并将所述命令q轴电流维持在零，并且基于所述目标停止旋转位置之间的差来控制所述控制相位角以及由旋转位置检测器检测的旋转位置。

2. 发明申请

US20080042614A1 Motor control unit 失效
标题翻译：电机控制单元
公开(公告)号：US20080042614A1
公开(公告)日：2008-02-21
申请号：US11819642
申请日：2007-06-28
申请人： Naoki Oomura , Kazunobu Nagai , Minoru Awazu , Shinichi Kominato , Yukihisa Hasegawa
发明人： Naoki Oomura , Kazunobu Nagai , Minoru Awazu , Shinichi Kominato , Yukihisa Hasegawa
IPC分类号： G05D3/12 , H02P21/00
CPC分类号： H02P6/24 , G05B19/19 , G05B2219/41255 , G05B2219/41321 , G05B2219/42215 , H02P21/14
摘要： A motor control unit including a rotational position detector detecting a rotational position of a brushless DC motor; a current detector detecting a current of the brushless DC motor; a coordinate transformer executing rotational coordinate transformation of the current by a control phase angle and obtaining a d-axis current and a q-axis current; a current controller generating a command d-axis voltage based on a d-axis current error, and generating a command q-axis voltage based on a q-axis current error; a coordinate transformer generating a three-phase command voltage by the control phase angle; a conductive signal generator; and a position controller that, when executing a positioning operation, maintains the command d-axis current at a constant value and the command q-axis current at zero, and that controls the control phase angle based on a difference between a target stop rotational position and a rotational position detected by the rotational position detector.
摘要翻译：一种电动机控制单元，包括检测无刷直流电动机的旋转位置的旋转位置检测器; 电流检测器，检测无刷直流电动机的电流; 坐标变换器，通过控制相位角执行电流的旋转坐标变换，得到d轴电流和q轴电流; 电流控制器，其基于d轴电流误差生成指令d轴电压，并且基于q轴电流误差生成指令q轴电压; 坐标变换器，通过控制相位角产生三相指令电压; 导电信号发生器; 以及位置控制器，当执行定位操作时，将所述命令d轴电流维持在恒定值，并将所述命令q轴电流维持在零，并且基于所述目标停止旋转位置之间的差来控制所述控制相位角以及由旋转位置检测器检测的旋转位置。

3. 发明申请

US20070153977A1 PERMANENT MAGNET TYPE MOTOR AND X-RAY COMPUTED TOMOGRAPHY APPARATUS 审中-公开
标题翻译：永磁电机类型和X射线计算机图像设备
公开(公告)号：US20070153977A1
公开(公告)日：2007-07-05
申请号：US11685455
申请日：2007-03-13
申请人： Akiyuki Yokoyama , Masahiro Kuroda , Tadahiro Nakayama , Shinichi Kominato , Tomokazu Harada , Yoshinori Saito
发明人： Akiyuki Yokoyama , Masahiro Kuroda , Tadahiro Nakayama , Shinichi Kominato , Tomokazu Harada , Yoshinori Saito
IPC分类号： H01J35/00
CPC分类号： H02K7/14 , A61B6/56
摘要： A permanent magnet type motor comprising a rotor main body rotatably supported with respect to a stationary member, a rotor which is provided on an outer periphery face of the rotor main body and which is arranged such that S poles and N poles of a plurality of permanent magnets are provided alternately, a stator composed of a stator core arranged at the outer periphery side or inner periphery side of the rotor, the stator core having winding storage sections, and stator windings stored in the winding storage sections, a sensor fixed to the stationary member so as to be proximal to the permanent magnets, the sensor detecting a position of the permanent magnets, a detection target member having a detector for detecting a magnetic resistance change portion formed on the rotor main body, and a rotational position detecting magnetic sensor arranged at the stationary member.
摘要翻译：一种永久磁铁式电动机，包括相对于静止部件可旋转地支撑的转子主体，转子，设置在转子主体的外周面上，并且被配置为使得多个永久的S极和N极磁铁是交替设置的定子，其由定子铁芯构成，该定子铁芯配置在转子的外周侧或内周侧，定子铁芯具有绕组收纳部，存储在绕组收纳部中的定子绕组，固定于静止状态的传感器所述传感器检测所述永磁体的位置，所述传感器检测所述永磁体的位置;检测对象部件，具有用于检测形成在所述转子主体上的磁阻变化部的检测器;以及旋转位置检测用磁性传感器，在固定构件上。

4. 发明申请

US20050116558A1 Permanent magnet type motor and x-ray computed tomography apparatus 有权
标题翻译：永磁式电动机和X射线计算机断层摄影装置
公开(公告)号：US20050116558A1
公开(公告)日：2005-06-02
申请号：US10845114
申请日：2004-05-14
申请人： Akiyuki Yokoyama , Masahiro Kuroda , Tadahiro Nakayama , Shinichi Kominato , Tomokazu Harada , Yoshinori Saito
发明人： Akiyuki Yokoyama , Masahiro Kuroda , Tadahiro Nakayama , Shinichi Kominato , Tomokazu Harada , Yoshinori Saito
IPC分类号： A61B6/03 , A61B6/00 , H02K1/27 , H02K7/14 , H02K11/00 , H02K21/14 , H02K29/08 , H02K29/10
CPC分类号： H02K7/14 , A61B6/56
摘要： A permanent magnet type motor comprising a rotor main body rotatably supported with respect to a stationary member, a rotor which is provided on an outer periphery face of the rotor main body and which is arranged such that S poles and N poles of a plurality of permanent magnets are provided alternately, a stator composed of a stator core arranged at the outer periphery side or inner periphery side of the rotor, the stator core having winding storage sections, and stator windings stored in the winding storage sections, a sensor fixed to the stationary member so as to be proximal to the permanent magnets, the sensor detecting a position of the permanent magnets, a detection target member having a detector for detecting a magnetic resistance change portion formed on the rotor main body, and a rotational position detecting magnetic sensor arranged at the stationary member.
摘要翻译：一种永久磁铁式电动机，包括相对于静止部件可旋转地支撑的转子主体，转子，设置在转子主体的外周面上，并且被配置为使得多个永久的S极和N极磁铁是交替设置的定子，其由定子铁芯构成，该定子铁芯配置在转子的外周侧或内周侧，定子铁芯具有绕组收纳部，存储在绕组收纳部中的定子绕组，固定于静止状态的传感器所述传感器检测所述永磁体的位置，所述传感器检测所述永磁体的位置;检测对象部件，具有用于检测形成在所述转子主体上的磁阻变化部的检测器;以及旋转位置检测用磁性传感器，在固定构件上。

5. 发明申请

US20090071807A1 MEMS SWITCH AND METHOD OF FABRICATING THE SAME 审中-公开
标题翻译： MEMS开关及其制造方法
公开(公告)号：US20090071807A1
公开(公告)日：2009-03-19
申请号：US12187734
申请日：2008-08-07
申请人： Shinichi KOMINATO , Masao Segawa , Mariko Sugimoto , Takeshi Miyagi , Michinobu Inoue , Susumu Obata
发明人： Shinichi KOMINATO , Masao Segawa , Mariko Sugimoto , Takeshi Miyagi , Michinobu Inoue , Susumu Obata
IPC分类号： H01H57/00 , H01L21/02
CPC分类号： H01H59/0009 , B81B7/0058 , B81B2207/095 , B81C2203/0145 , B81C2203/0154 , H01H9/04
摘要： A MEMS switch includes a field generator which generates an electric field in a predetermined space, a beam located in the space and made of an electrically conductive material, the beam being flexed downward when subjected to an electrostatic force due to the electric field, the beam being deformed so as to return upward by an elastic restoring force upon extinction of the electrostatic force, a signal line electrically connected to the beam when the beam is flexed downward, and a protective cap covering the field generator, the beam, and the signal line, thereby sealing the field generator, the beam, and the signal line.
摘要翻译： MEMS开关包括在预定空间中产生电场的场发生器，位于该空间中并由导电材料制成的光束，当由于电场而受到静电力时，该光束向下弯曲，该光束当静电力消失时，通过弹性恢复力向上返回，当光束向下弯曲时电连接到光束的信号线以及覆盖场发生器，光束和信号线的保护帽，从而密封场发生器，光束和信号线。

6. 发明申请

US20070153976A1 PERMANENT MAGNET TYPE MOTOR AND X-RAY COMPUTED TOMOGRAPHY APPARATUS 有权
公开(公告)号：US20070153976A1
公开(公告)日：2007-07-05
申请号：US11685445
申请日：2007-03-13
申请人： Akiyuki Yokoyama , Masahiro Kuroda , Tadahiro Nakayama , Shinichi Kominato , Tomokazu Harada , Yoshinori Saito
发明人： Akiyuki Yokoyama , Masahiro Kuroda , Tadahiro Nakayama , Shinichi Kominato , Tomokazu Harada , Yoshinori Saito
IPC分类号： H01J35/00
CPC分类号： H02K7/14 , A61B6/56
摘要： A permanent magnet type motor comprising a rotor main body rotatably supported with respect to a stationary member, a rotor which is provided on an outer periphery face of the rotor main body and which is arranged such that S poles and N poles of a plurality of permanent magnets are provided alternately, a stator composed of a stator core arranged at the outer periphery side or inner periphery side of the rotor, the stator core having winding storage sections, and stator windings stored in the winding storage sections, a sensor fixed to the stationary member so as to be proximal to the permanent magnets, the sensor detecting a position of the permanent magnets, a detection target member having a detector for detecting a magnetic resistance change portion formed on the rotor main body, and a rotational position detecting magnetic sensor arranged at the stationary member.

7. 发明授权

US07406149B2 Permanent magnet type motor and X-ray computed tomography apparatus 有权
标题翻译：永磁式电动机和X射线计算机断层摄影装置
公开(公告)号：US07406149B2
公开(公告)日：2008-07-29
申请号：US11685445
申请日：2007-03-13
申请人： Akiyuki Yokoyama , Masahiro Kuroda , Tadahiro Nakayama , Shinichi Kominato , Tomokazu Harada , Yoshinori Saito
发明人： Akiyuki Yokoyama , Masahiro Kuroda , Tadahiro Nakayama , Shinichi Kominato , Tomokazu Harada , Yoshinori Saito
IPC分类号： H05G1/02 , H02K13/00
CPC分类号： H02K7/14 , A61B6/56
摘要： A permanent magnet type motor comprising a rotor main body rotatably supported with respect to a stationary member, a rotor which is provided on an outer periphery face of the rotor main body and which is arranged such that S poles and N poles of a plurality of permanent magnets are provided alternately, a stator composed of a stator core arranged at the outer periphery side or inner periphery side of the rotor, the stator core having winding storage sections, and stator windings stored in the winding storage sections, a sensor fixed to the stationary member so as to be proximal to the permanent magnets, the sensor detecting a position of the permanent magnets, a detection target member having a detector for detecting a magnetic resistance change portion formed on the rotor main body, and a rotational position detecting magnetic sensor arranged at the stationary member.
摘要翻译：一种永久磁铁式电动机，包括相对于静止部件可旋转地支撑的转子主体，转子，设置在转子主体的外周面上，并且被配置为使得多个永久的S极和N极磁铁是交替设置的定子，其由定子铁芯构成，该定子铁芯配置在转子的外周侧或内周侧，定子铁芯具有绕组收纳部，存储在绕组收纳部中的定子绕组，固定于静止状态的传感器所述传感器检测所述永磁体的位置，所述传感器检测所述永磁体的位置;检测对象部件，具有用于检测形成在所述转子主体上的磁阻变化部的检测器;以及旋转位置检测用磁性传感器，在固定构件上。

8. 发明授权

US07202580B2 Permanent magnet type motor and x-ray computed tomography apparatus 有权
标题翻译：永磁式电动机和X射线计算机断层摄影装置
公开(公告)号：US07202580B2
公开(公告)日：2007-04-10
申请号：US10845114
申请日：2004-05-14
申请人： Akiyuki Yokoyama , Masahiro Kuroda , Tadahiro Nakayama , Shinichi Kominato , Tomokazu Harada , Yoshinori Saito
发明人： Akiyuki Yokoyama , Masahiro Kuroda , Tadahiro Nakayama , Shinichi Kominato , Tomokazu Harada , Yoshinori Saito
IPC分类号： H02K1/27 , H02K21/14 , A61B6/00
CPC分类号： H02K7/14 , A61B6/56
摘要： A permanent magnet type motor comprising a rotor main body rotatably supported with respect to a stationary member, a rotor which is provided on an outer periphery face of the rotor main body and which is arranged such that S poles and N poles of a plurality of permanent magnets are provided alternately, a stator composed of a stator core arranged at the outer periphery side or inner periphery side of the rotor, the stator core having winding storage sections, and stator windings stored in the winding storage sections, a sensor fixed to the stationary member so as to be proximal to the permanent magnets, the sensor detecting a position of the permanent magnets, a detection target member having a detector for detecting a magnetic resistance change portion formed on the rotor main body, and a rotational position detecting magnetic sensor arranged at the stationary member.
摘要翻译：一种永久磁铁式电动机，包括相对于静止部件可旋转地支撑的转子主体，转子，设置在转子主体的外周面上，并且被配置为使得多个永久的S极和N极磁铁是交替设置的定子，其由定子铁芯构成，该定子铁芯配置在转子的外周侧或内周侧，定子铁芯具有绕组收纳部，存储在绕组收纳部中的定子绕组，固定于静止状态的传感器所述传感器检测所述永磁体的位置，所述传感器检测所述永磁体的位置;检测对象部件，具有用于检测形成在所述转子主体上的磁阻变化部的检测器;以及旋转位置检测用磁性传感器，在固定构件上。

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