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    • 1. 发明申请
    • POWER CONVERSION APPARATUS
    • 功率转换装置
    • US20100067264A1
    • 2010-03-18
    • US12506535
    • 2009-07-21
    • Hiromichi OHASHIKyungmin SungMasamu KamagaMitsuaki Shimizu
    • Hiromichi OHASHIKyungmin SungMasamu KamagaMitsuaki Shimizu
    • H02M5/44
    • H02M5/4585H02M5/271
    • Provided is a power conversion apparatus in which a main circuit is provided with a plurality of switches, and power conversion is performed to generate power for supply to a three-phase AC load from a three- or single-phase AC power supply. At least some of the plurality of switches are configured, using a bidirectional switch including a normally-on device that is turned OFF when a gate circuit is provided with either a positive or negative voltage, and a normally-off device that is turned ON when the gate circuit is provided with either a positive or negative voltage, to provide only a specific unidirectional current flow when the gate circuit is not activated, and when the gate circuit is activated, provide a bidirectional current flow and control the current flow to direct only in an arbitrary unidirectional way. By providing the power conversion apparatus with a capability of directing back, to a load such as motor, any power coming therefrom, the resulting power conversion apparatus requires no direct-current link capacitor and a diode clamping circuit.
    • 提供一种电力转换装置,其中主电路设置有多个开关,并且执行功率转换以从三相或单相交流电源产生用于向三相AC负载供电的电力。 多个开关中的至少一些被配置为使用双向开关,该双向开关包括当门电路具有正电压或负电压时被断开的常开装置,以及当断开装置被接通时, 栅极电路被提供有正或负电压,以在栅极电路未被激活时仅提供特定的单向电流,并且当门电路被激活时,提供双向电流并且控制电流仅被引导 以任意的单向方式。 通过向电力转换装置提供能够将诸如电动机的负载引导到其中的任何电力的能力转换装置,所得到的电力转换装置不需要直流链路电容器和二极管钳位电路。
    • 2. 发明授权
    • Power conversion apparatus
    • 电力转换装置
    • US08351224B2
    • 2013-01-08
    • US12506535
    • 2009-07-21
    • Hiromichi OhashiKyungmin SungMasamu KamagaMitsuaki Shimizu
    • Hiromichi OhashiKyungmin SungMasamu KamagaMitsuaki Shimizu
    • H02M5/45H02J3/00
    • H02M5/4585H02M5/271
    • A power conversion apparatus includes a main circuit with switches, and performs power conversion to generate power to a three-phase AC load from a three- or single-phase AC power supply. Some of the switches are configured, using a bidirectional switch including a normally-on device that is turned OFF when a gate circuit is provided with a positive or negative voltage, and a normally-off device that is turned ON when the gate circuit is provided with a positive or negative voltage, to provide only a specific unidirectional current flow when the gate circuit is not activated, and when the gate circuit is activated, provide and control a bidirectional current flow to direct only in an arbitrary unidirectional way. By providing the power conversion apparatus with a capability of directing back, to a load (motor), any power coming therefrom, the conversion apparatus requires no direct-current link capacitor and a diode clamping circuit.
    • 电力转换装置包括具有开关的主电路,并且进行电力转换以从三相或单相交流电源向三相交流负载产生电力。 一些开关被配置为使用包括在门电路被提供正或负电压时被关断的常开装置的双向开关和当提供门电路时被接通的常关装置 具有正或负电压,仅在门电路未激活时仅提供特定的单向电流,并且当门电路被激活时,提供和控制双向电流仅以任意的单向方式引导。 通过为电力转换装置提供向负载(电动机)提供来自其的任何电力的能力,转换装置不需要直流链路电容器和二极管钳位电路。
    • 3. 发明申请
    • OBJECT STATE DETECTION APPARATUS AND METHOD
    • 对象状态检测装置和方法
    • US20100019759A1
    • 2010-01-28
    • US12431300
    • 2009-04-28
    • Ryosaku KajiMitsuaki ShimizuKiyomi Hirota
    • Ryosaku KajiMitsuaki ShimizuKiyomi Hirota
    • G01R1/20G06F15/18
    • G01V15/00A61B5/055
    • There is provided an apparatus and method for identifying and measuring the electric field strength which occurs from each of RFID tags arranged in a detection target space by a receiver to grasp the state of an object. The apparatus is provided with m (m>=1) electromagnetic field generation means provided near a space, the space being occupied by the object when the object is in a particular state; n (n>=1) electric field strength measurement means for identifying and measuring electric field strength which occurs from each of the m electromagnetic field generation means; characteristic extraction means for calculating characteristics from m×n time-series data of the electric field strength; and state identification means for identifying, by statistical processing, a state from the characteristics and characteristic data in each state for learning.
    • 提供了一种用于识别和测量由接收器布置在检测目标空间中的每个RFID标签发生的电场强度的装置和方法,以掌握对象的状态。 该装置设置有设置在空间附近的m(m> = 1)电磁场产生装置,该空间在物体处于特定状态时被物体占据; n(n> = 1)电场强度测量装置,用于识别和测量从每个m个电磁场产生装置发生的电场强度; 用于从电场强度的m×n时间序列数据计算特性的特征提取装置; 以及状态识别装置,用于通过统计处理从每个学习状态的特征和特征数据中识别状态。
    • 5. 发明授权
    • Object state detection apparatus and method
    • 对象状态检测装置及方法
    • US08508219B2
    • 2013-08-13
    • US12431300
    • 2009-04-28
    • Ryosaku KajiMitsuaki ShimizuKiyomi Hirota
    • Ryosaku KajiMitsuaki ShimizuKiyomi Hirota
    • G01B7/14
    • G01V15/00A61B5/055
    • There is provided an apparatus and method for identifying and measuring the electric field strength which occurs from each of RFID tags arranged in a detection target space by a receiver to grasp the state of an object. The apparatus is provided with m (m>=1) electromagnetic field generation means provided near a space, the space being occupied by the object when the object is in a particular state; n (n>=1) electric field strength measurement means for identifying and measuring electric field strength which occurs from each of the m electromagnetic field generation means; characteristic extraction means for calculating characteristics from m×n time-series data of the electric field strength; and state identification means for identifying, by statistical processing, a state from the characteristics and characteristic data in each state for learning.
    • 提供了一种用于识别和测量由接收器布置在检测目标空间中的每个RFID标签发生的电场强度的装置和方法,以掌握对象的状态。 该装置设置有设置在空间附近的m(m> = 1)电磁场产生装置,该空间在物体处于特定状态时被物体占据; n(n> = 1)电场强度测量装置,用于识别和测量从每个m个电磁场产生装置发生的电场强度; 特征提取装置,用于根据电场强度的m×n个时间序列数据计算特性; 以及状态识别装置,用于通过统计处理从每个学习状态的特征和特征数据中识别状态。
    • 7. 发明授权
    • Surface-type light amplifer device and method of manufacture thereof
    • 表面型光放大装置及其制造方法
    • US06744798B2
    • 2004-06-01
    • US10226297
    • 2002-08-23
    • Mitsuaki Shimizu
    • Mitsuaki Shimizu
    • H01S500
    • H01S5/18391H01S5/0216H01S5/028H01S5/0425H01S5/0655H01S5/18305
    • A surface-type light amplifier device has an active layer of a light amplification section sandwiched between an n-type semiconductor cladding layer that is an n-type semiconductor layer and a p-type semiconductor multilayer reflecting mirror. The light amplification section is attached to a transparent substrate on the side of the n-type semiconductor cladding layer. A plurality of divided electrodes form electrical continuity relative to the p-type semiconductor multilayer reflecting mirror via a p-type cap layer provided on the reflecting mirror. An electrode forming electrical continuity relative to the n-type semiconductor cladding layer is connected to a wiring conductor provided on the surface of the transparent substrate. The device enables amplification of a single, uniform, large diameter beam and oscillation of a laser.
    • 表面型光放大器装置具有夹在作为n型半导体层的n型半导体包层和p型半导体多层反射镜之间的光放大部分的有源层。 光放大部分附着在n型半导体包层一侧的透明基板上。 多个分开的电极经由设置在反射镜上的p型盖层相对于p型半导体多层反射镜形成电连续性。 形成相对于n型半导体包层的电连续性的电极与设置在透明基板的表面上的布线导体连接。 该器件能够放大单个均匀的大直径光束和激光器的振荡。
    • 8. 发明授权
    • Surface semiconductor optical amplifier with transparent substrate
    • 具有透明基板的表面半导体光放大器
    • US06480516B1
    • 2002-11-12
    • US09646904
    • 2000-10-10
    • Mitsuaki Shimizu
    • Mitsuaki Shimizu
    • H01S500
    • H01S5/18305H01S5/0216H01S5/0217H01S5/0425H01S5/141H01S5/18386
    • A surface-type light amplifier device has an active layer (13) of a light amplification section (11) sandwiched between an n-type semiconductor cladding layer (12) that is an n-type semiconductor layer and a p-type semiconductor multilayer reflecting mirror (14). The light amplification section is attached to a transparent substrate (21) on the side of the n-type semiconductor cladding layer. A plurality of divided electrodes (16) form electrical continuity relative to the p-type semiconductor multilayer reflecting mirror via a p-type cap layer (15) provided on the reflecting mirror. An electrode (18) forming electrical continuity relative to the n-type semiconductor cladding layer is connected to a wiring conductor (20) provided on the surface of the transparent substrate. The device enables amplification of a single, uniform, large-diameter light beam and oscillation of a laser.
    • 表面型光放大器装置具有夹在n型半导体覆层(12)之间的光放大部(11)的有源层(13),所述n型半导体覆层(12)为n型半导体层,p型半导体多层反射 镜(14)。 光放大部分附着在n型半导体包层一侧的透明基板(21)上。 多个分割电极(16)经由设置在反射镜上的p型盖层(15)相对于p型半导体多层反射镜形成电连续性。 形成相对于n型半导体包层的电连续性的电极(18)与设置在透明基板的表面上的布线导体(20)连接。 该器件能够放大单个,均匀的大直径光束和激光器的振荡。
    • 9. 发明授权
    • Extruder
    • 挤出机
    • US08419407B2
    • 2013-04-16
    • US12681278
    • 2008-10-02
    • Mitsuaki Shimizu
    • Mitsuaki Shimizu
    • B29C47/10
    • B29C47/585B29C47/0004B29C47/0019B29C47/082B29C47/1027B29K2021/00B29L2031/265
    • An extruder that can be cleaned more easily. An extruder in which a material is supplied from a supply opening (21) of a circular tube section (20), the material is sent to a conveyance passage while the material on the surface of a feed roller (4) is scraped by a scraper (5) through rotation of a screw (3) and the feed roller (4). The extruder has a feed roller support portion (23) rotatably supporting the feed roller (4) and installed so that the feed roller (4) can open and close the circular tube section (20) in such a way that the feed roller (4) separates from the screw (3) to open the inner space of the circular tube section (20).
    • 可以更容易清洁的挤出机。 一种挤出机,其中材料从圆形管部分(20)的供应开口(21)供应,所述材料被送到输送通道,而进料辊(4)表面上的材料被刮刀 (5)通过螺杆(3)和进给辊(4)的旋转。 挤出机具有可旋转地支撑进料辊(4)的进料辊支撑部分(23),并且安装成使得进料辊(4)可以以这样的方式打开和关闭圆形管部分(20),使得进料辊 )与螺杆(3)分离以打开圆形管部分(20)的内部空间。
    • 10. 发明申请
    • EXTRUDER
    • 挤出机
    • US20100272841A1
    • 2010-10-28
    • US12681278
    • 2008-10-02
    • Mitsuaki Shimizu
    • Mitsuaki Shimizu
    • B29C47/10
    • B29C47/585B29C47/0004B29C47/0019B29C47/082B29C47/1027B29K2021/00B29L2031/265
    • An extruder that can be cleaned more easily. An extruder in which a material is supplied from a supply opening (21) of a circular tube section (20), the material is sent to a conveyance passage while the material on the surface of a feed roller (4) is scraped by a scraper (5) through rotation of a screw (3) and the feed roller (4), the material sent to the conveyance passage is conveyed to the discharge opening side of the circular tube section (20) while being kneaded by rotation of the screw (3), and the kneaded material is extruded from the discharge opening of the circular tube section (20). The extruder has a feed roller support portion (23) rotatably supporting the feed roller (4) and installed so that the feed roller (4) can open and close the circular tube section (20) in such a way that the feed roller (4) separates from the screw (3) to open the inner space of the circular tube section (20). The scraper (5) is fixed to the feed roller support portion (23) such that the boundary between a guide surface (52) and the inner peripheral surface (20a) of the circular tube section (20) is opened when the feed roller support portion (23) is opened.
    • 可以更容易清洁的挤出机。 一种挤出机,其中材料从圆形管部分(20)的供应开口(21)供应,所述材料被送到输送通道,而进料辊(4)表面上的材料被刮刀 (5)通过螺杆(3)和进给辊(4)的旋转,输送到输送通道的材料通过螺杆的旋转而被揉合在圆管部(20)的排出口侧 3),从圆管部(20)的排出口挤出混炼物。 挤出机具有可旋转地支撑进料辊(4)的进料辊支撑部分(23),并且安装成使得进料辊(4)可以以这样的方式打开和关闭圆形管部分(20),使得进料辊 )与螺杆(3)分离以打开圆形管部分(20)的内部空间。 刮刀(5)固定在进料辊支撑部分(23)上,使得当进料辊支撑件(2)的导向表面(52)和圆形管部分(20)的内周表面(20a)之间的边界被打开时, 部分(23)打开。