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    • 122. 发明申请
    • Charger
    • 充电器
    • US20160285285A1
    • 2016-09-29
    • US15078710
    • 2016-03-23
    • FDK CORPORATION
    • Yasunari MizoguchiHirohito TeraokaKunihisa SekiguchiKatsuki TsuchiyaKevin Foster
    • H02J7/00
    • H02J7/0021H02J7/0052H02J2007/005
    • A charger of the present invention includes a charging circuit that allows a secondary battery to be charged, a state-of-charge detection circuit that detects a state of charge of the secondary battery, a pictogram display unit that displays the state of charge of the secondary battery, and a control device that controls the charging circuit and the pictogram display unit on the basis of the state of charge of the secondary battery. The control device determines a kind of electronic apparatus available by the secondary battery in accordance with the state of charge of the secondary battery, and then displays the kind of electronic apparatus available on the pictogram display unit.
    • 本发明的充电器包括:允许二次电池充电的充电电路;检测二次电池的充电状态的充电状态检测电路;显示充电状态的象形图显示单元; 二次电池,以及基于二次电池的充电状态来控制充电电路和象形图显示单元的控制装置。 控制装置根据二次电池的充电状态来确定由二次电池可用的电子设备的种类,然后显示在象形图显示单元上可用的电子设备的种类。
    • 124. 发明授权
    • Optical switch
    • 光开关
    • US09332325B2
    • 2016-05-03
    • US14534984
    • 2014-11-06
    • FDK CORPORATION
    • Hiroaki Ono
    • H04J14/00H04Q11/00
    • H04Q11/0005G02F1/09H04Q2011/0007
    • An optical switch includes: a first birefringent element; a first Faraday rotator; a first half-wave plate; a second birefringent element; a second half-wave plate; a second Faraday rotator; and a third birefringent element, which are arranged in a forward direction from the front, wherein the first birefringent element splits light in the forward direction from a first optical port into ordinary and extraordinary lights emitted onto first and second optical paths, respectively, the first and second half-wave plates are arranged on the first and second optical paths, respectively, and in the first and second Faraday rotators, a permanent magnetic field in a left-right direction and an external magnetic field in a front-back direction in an on state are applied to a Faraday element, a bidirectional optical path is formed between the first and second optical ports in an off state, and the optical path is interrupted in the on state.
    • 光开关包括:第一双折射元件; 第一个法拉第旋转器 第一个半波片; 第二双折射元件; 第二个半波片; 第二个法拉第旋转器 以及第三双折射元件,其从前方向前方配置,其中,所述第一双折射元件将从第一光口向前方向的光分离成分别发射到第一和第二光路上的普通和非凡光,所述第一双折射元件 并且第二半波片分别设置在第一和第二光路上,并且在第一和第二法拉第旋转器中,在左右方向上的永久磁场和前后方向上的外部磁场 导通状态被施加到法拉第元件,在关闭状态下在第一和第二光学端口之间形成双向光路,并且在导通状态下中断光路。
    • 125. 发明申请
    • POWER SUPPLY
    • 电源
    • US20160043646A1
    • 2016-02-11
    • US14799372
    • 2015-07-14
    • FDK CORPORATION
    • Eiji NagashimaToshio Shibata
    • H02M3/335
    • H02M3/33507G01R19/00
    • A DC/DC converter 10 of the present invention is provided with a constant-voltage power supply circuit 11; a SENSE+ terminal; a SENSE−/OCPSEL terminal pulled up to a predetermined voltage VL through a pull-up resistor R8; and a controller 14 for controlling the constant-voltage power supply circuit 11, wherein the controller 14 controls the output voltage Vout of the constant-voltage power supply circuit 11 on the basis of a potential difference between the SENSE+ terminal and the SENSE−/OCPSEL terminal, on the condition that the voltage of the SENSE−/OCPSEL terminal is lower than a threshold voltage, and sets predetermined control parameters on the basis of the voltage of the SENSE−/OCPSEL terminal, on the condition that the voltage of the SENSE−/OCPSEL terminal is equal to or higher than the threshold voltage.
    • 本发明的DC / DC转换器10具有恒压电源电路11, 一个SENSE +终端; SENSE / OCPSEL端子通过上拉电阻器R8上拉到预定电压VL; 以及用于控制恒压电源电路11的控制器14,其中控制器14基于SENSE +端子和SENSE- / OCPSEL之间的电位差来控制恒压电源电路11的输出电压Vout 在SENSE / OCPSEL端子的电压低于阈值电压的条件下,根据SENSE / OCPSEL端子的电压,根据SENSE / OCPSEL端子的电压设定预定的控制参数 - / OCPSEL端子等于或高于阈值电压。
    • 126. 发明申请
    • WINDING COMPONENT
    • 卷绕组件
    • US20150380156A1
    • 2015-12-31
    • US14771711
    • 2014-01-16
    • FDK CORPORATION
    • Takashi TAKIGUCHIMasami MIYAMOTO
    • H01F27/32
    • H01F27/325H01F27/2828H01F27/29H01F27/324
    • A winding component includes a core that surrounds an outer circumference of a coil and end surfaces of flanges to form a closed magnetic circuit, in which notches through which end portions of the coil are drawn outward are so formed in the flanges that each of the notches extends radially inward from an outer circumferential edge of the corresponding flange, a wall that surrounds each of the notches such that the wall stands axially outward on the flange, a thick portion in a winding part in correspondence with the notches and thicker than other portions of the winding part, and a lid formed of a sidewall between an outer circumferential surface of the wall and the core and covers the outer circumferential surface of the wall and a top plate at an axially outer end of the sidewall and covers an opening in the wall.
    • 卷绕部件包括围绕线圈的外周和凸缘的端面的芯,以形成闭合磁路,其中线圈的端部向外拉出的凹口在凸缘中形成,每个凹口 从对应的凸缘的外周边缘径向向内延伸,围绕每个凹口的壁,使得壁在凸缘上轴向向外定位,与凹口对应的卷绕部分中的厚部分,并且比其它部分厚 所述卷绕部分和由所述壁的外周表面与所述芯之间的侧壁形成并且覆盖所述壁的外周表面的侧壁和在所述侧壁的轴向外端处的顶板,并且覆盖所述壁中的开口 。
    • 127. 发明申请
    • TRANSFORMER
    • 变压器
    • US20150302981A1
    • 2015-10-22
    • US14378756
    • 2012-12-25
    • FDK CORPORATION
    • Koji KANEKOSatoshi OTA
    • H01F27/34H01F27/24H01F27/28
    • H01F27/346H01F3/14H01F27/24H01F27/28H01F38/08
    • There is provided a transformer in which leakage inductance can be adjusted arbitrarily and which can be readily processed and achieves reduction in size. The transformer includes: a primary coil (10) and a secondary coil (12); and a core (14) that forms an annular closed magnetic circuit by being arranged across the primary coil and the secondary coil. A magnetic body (15) having a cross-sectional area smaller than a cross-sectional area of the core is arranged between the primary coil (10) and the secondary coil (12) so as to interpose a spacing between both of its end parts and the core and so as to make a short-cut of the annular closed magnetic circuit.
    • 提供了一种变压器,其中可以任意地调节漏电感并且可以容易地处理并实现尺寸的减小。 变压器包括:初级线圈(10)和次级线圈(12); 以及通过跨越初级线圈和次级线圈布置形成环形闭合磁路的铁心(14)。 在初级线圈(10)和次级线圈(12)之间布置有横截面积小于芯部横截面面积的磁体(15),以便在其两端部 和核心,以便制造环形闭合磁路的快捷方式。
    • 128. 发明申请
    • OPTICAL SWITCH
    • 光开关
    • US20150131990A1
    • 2015-05-14
    • US14534984
    • 2014-11-06
    • FDK CORPORATION
    • Hiroaki Ono
    • H04Q11/00
    • H04Q11/0005G02F1/09H04Q2011/0007
    • An optical switch includes: a first birefringent element; a first Faraday rotator; a first half-wave plate; a second birefringent element; a second half-wave plate; a second Faraday rotator; and a third birefringent element, which are arranged in a forward direction from the front, wherein the first birefringent element splits light in the forward direction from a first optical port into ordinary and extraordinary lights emitted onto first and second optical paths, respectively, the first and second half-wave plates are arranged on the first and second optical paths, respectively, and in the first and second Faraday rotators, a permanent magnetic field in a left-right direction and an external magnetic field in a front-back direction in an on state are applied to a Faraday element, a bidirectional optical path is formed between the first and second optical ports in an off state, and the optical path is interrupted in the on state.
    • 光开关包括:第一双折射元件; 第一个法拉第旋转器 第一个半波片; 第二双折射元件; 第二个半波片; 第二个法拉第旋转器 以及第三双折射元件,其从前方向前方配置,其中,所述第一双折射元件将从第一光口向前方向的光分离成分别发射到第一和第二光路上的普通和非凡光,所述第一双折射元件 并且第二半波片分别设置在第一和第二光路上,并且在第一和第二法拉第旋转器中,在左右方向上的永久磁场和前后方向上的外部磁场 导通状态被施加到法拉第元件,在关闭状态下在第一和第二光学端口之间形成双向光路,并且在导通状态下中断光路。
    • 129. 发明申请
    • OPTICAL COMPONENT INCLUDING INTERFERENCE FILTER
    • 光学元件包括干涉滤光片
    • US20140334776A1
    • 2014-11-13
    • US14359643
    • 2012-10-30
    • FDK CORPORATION
    • Takashi KatoTomoaki Kiriyama
    • G02B5/28G02B6/26
    • G02B5/28G02B6/2937
    • An optical component including an interference filter which is less likely to generate back reflected light, where the filter is accommodated in a hollow cylindrical housing and is tilted with respect to the optical axis. The housing has front and back openings. First and second collimator lenses respectively face the front and back openings. The housing includes a filter housing section and first and second cylindrical optical path sections extending in the front-back direction respectively from the front and back openings to the filter housing section while maintaining the shape of each opening. The diameter of the opening of the first optical path section is smaller than the apparent diameter of the first collimator lens. When light is input from the front along the optical axis, light of prescribed wavelengths is output to the back. Light reflected by the filter travels toward the inside of the first optical path section.
    • 一种包括不太可能产生反射光的干涉滤光器的光学部件,其中过滤器容纳在中空圆柱形壳体中并相对于光轴倾斜。 外壳有前后开口。 第一和第二准直透镜分别面对前开口和后开口。 壳体包括过滤器容纳部分和第一和第二圆柱形光路部分,其在前后方向上分别从前开口延伸到过滤器容纳部分,同时保持每个开口的形状。 第一光路部分的开口的直径小于第一准直透镜的表观直径。 当沿着光轴从前方输入光时,将指定波长的光输出到背面。 由过滤器反射的光朝向第一光路部分的内部行进。
    • 130. 发明申请
    • VARIABLE OPTICAL ATTENUATOR
    • 可变光学衰减器
    • US20130308188A1
    • 2013-11-21
    • US13896787
    • 2013-05-17
    • FDK Corporation
    • Hiroaki ONOKenji SAHARAYuko OTATakashi KATO
    • G02B27/28
    • G02B27/281
    • A variable optical attenuator in which a polarization beam splitter splits a beam incoming from the front into two linearly-polarized beams perpendicular to each other and separately outputs them to the back along first and second light paths. A Faraday rotator rotates a polarization plane of the two incoming linearly-polarized beams to an arbitrary angle by controlling a magnetic field to be applied to a Faraday element by a magnetism applying means and outputs them to the back. First and second analyzers arranged in the first and the second light paths and parallelly arranged perpendicular to these light paths are arranged in that order. The two analyzers have optical axes perpendicular to each other so that the optical axes are in the same direction as that of the polarization plane of the two linearly-polarized beams output from the polarization beam splitter.
    • 一种可变光衰减器,其中偏振分束器将从前方入射的光束分成彼此垂直的两个线性偏振光束,并将它们分别沿着第一和第二光路输出到后面。 法拉第旋转器通过控制通过磁力施加装置施加到法拉第元件的磁场将两个输入的线性偏振光束的偏振平面旋转到任意角度,并将它们输出到背面。 布置在第一和第二光路中并且垂直于这些光路平行布置的第一和第二分析器以该顺序排列。 两个分析器具有彼此垂直的光轴,使得光轴与从偏振分束器输出的两个线性偏振光束的偏振面的方向相同。