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    • 52. 发明申请
    • FILTER
    • 过滤
    • US20120169434A1
    • 2012-07-05
    • US13420740
    • 2012-03-15
    • Hiroshi MASUDATakahiro MORI
    • Hiroshi MASUDATakahiro MORI
    • H03H7/01
    • H03H7/0115H03H7/075H03H7/09H03H7/1708H03H7/1766H03H7/1775H03H2001/0085
    • A filter includes a multilayer body including a plurality of insulator layers stacked on top of one another. Outer electrodes are provided on surfaces of the multilayer body. A first resonator is connected to a first one of the outer electrodes and includes a first coil. A second resonator is connected to a second one of the outer electrodes and includes a second coil. A third resonator includes a third coil that is magnetically coupled with the first and second coils. The first and second coils are respectively defined by coil conductor layers provided on an insulator layer. The third coil is defined by via hole conductors that penetrate through the insulator layer in a z-axis direction.
    • 滤波器包括多层体,其包括堆叠在彼此顶部的多个绝缘体层。 外电极设置在多层体的表面上。 第一谐振器连接到第一外部电极并包括第一线圈。 第二谐振器连接到外部电极中的第二谐振器,并且包括第二线圈。 第三谐振器包括与第一和第二线圈磁耦合的第三线圈。 第一和第二线圈分别由设置在绝缘体层上的线圈导体层限定。 第三线圈由穿过绝缘体层的通孔导体在z轴方向上限定。
    • 54. 发明申请
    • ELECTRONIC COMPONENT
    • 电子元件
    • US20120049974A1
    • 2012-03-01
    • US13211355
    • 2011-08-17
    • Hiroshi MASUDATakahiro MORI
    • Hiroshi MASUDATakahiro MORI
    • H01P5/00H01P3/08
    • H01P5/187
    • External electrodes are provided on a bottom surface of a laminate, and are connected to both ends of a main line and both ends of a sub-line, respectively. A warpage prevention conductor is provided on an insulating material layer that is provided on a top surface side of the laminate with respect to insulating material layers to which the main line is provided and with respect to insulating material layers to which the sub-line is provided. The warpage prevention conductor overlaps with the external electrodes when seen from a z-axis direction in a plan view. A conductor layer that is not connected to the main line or the sub-line is not provided on any of the insulating material layers provided on a bottom surface side of the laminate with respect to the insulating material layer on which the warpage prevention conductor is provided.
    • 外部电极设置在层叠体的底面上,分别连接在主线和副线的两端的两端。 防翘曲导体设置在绝缘材料层上,该绝缘材料层设置在相对于设置有主线的绝缘材料层的层叠体的顶表面侧,并且相对于设置有子线的绝缘材料层 。 在俯视图中,从z轴方向观察时,翘曲防止导体与外部电极重叠。 没有连接到主线或子线的导体层不设置在相对于其上提供防翘曲导体的绝缘材料层设置在层叠体的底表面侧上的任何绝缘材料层上 。
    • 55. 发明申请
    • ELECTRONIC COMPONENT
    • 电子元件
    • US20120001703A1
    • 2012-01-05
    • US13232563
    • 2011-09-14
    • Takahiro MORIHiroshi MASUDA
    • Takahiro MORIHiroshi MASUDA
    • H03H7/01
    • H01P1/20354
    • An electronic component includes a laminated body including an insulating material layer made of a first dielectric material and a second insulating material layer made of a second dielectric material having a relative dielectric constant greater than that of the first dielectric material that are laminated to one another. An LC filter is defined by a coil included in the laminated body and a capacitor. The coil includes a coil conductor layer provided on the insulating material layer. The coil conductor layer is provided within a region including the insulating material layer.
    • 电子部件包括层叠体,该层叠体包括由第一电介质材料构成的绝缘材料层和由相互层压的相对介电常数大于第二绝缘材料的第二电介质材料制成的第二绝缘材料层。 LC滤波器由包括在层叠体中的线圈和电容器限定。 线圈包括设置在绝缘材料层上的线圈导体层。 线圈导体层设置在包括绝缘材料层的区域内。
    • 58. 发明授权
    • Driver circuit
    • 驱动电路
    • US07859315B2
    • 2010-12-28
    • US12330110
    • 2008-12-08
    • Akira NakamoriTakahiro MoriTomoyuki Yamazaki
    • Akira NakamoriTakahiro MoriTomoyuki Yamazaki
    • H03B1/00
    • H03K17/168H03K17/163H03K2217/0036
    • A driver circuit facilitates reducing noises and losses and improving the driving performances thereof without connecting a series circuit of capacitor and a resistor to the gate of IGBT. The driver circuit includes a slope setting circuit that sets the gate voltage waveform of IGBT; and an operational amplifier that includes a non-inverting input terminal, to which an output voltage V* from slope setting circuit is inputted, and an inverting input terminal, to which a divided voltage Vgsf divided by resistors is inputted; and the operational amplifier outputs an output voltage Vout, proportional to the difference between the output voltage V* and the divided voltage Vgsf, to the gate of IGBT.
    • 驱动电路有助于降低噪声和损耗,并提高其驱动性能,而无需将电容器和电阻器的串联电路连接到IGBT的栅极。 驱动电路包括设置IGBT栅极电压波形的斜坡设定电路; 以及运算放大器,其包括输入来自斜坡设定电路的输出电压V *的非反相输入端子和输入了由电阻器分压的分压电压Vgsf的反相输入端子; 并且运算放大器将与输出电压V *和分压Vgsf之间的差成比例的输出电压Vout输出到IGBT的栅极。