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    • 2. 发明专利
    • ワイヤレス電力伝送装置
    • 无线电力传输设备
    • JP2014222994A
    • 2014-11-27
    • JP2013102376
    • 2013-05-14
    • 東光株式会社Toko Inc
    • MORI KENSHINSATO KACHIYASU
    • H02J17/00
    • 【課題】金属異物に起因する1次側コイルのインダクタンスの変化やインバータの入力インピーダンスの変化に基づいて、金属異物を検出する。【解決手段】直列接続されたコイルLpとコンデンサCpとからなる一次Lp−Cp共振器と、直流電力を一定の駆動周波数ωdrでスイッチングして前記一次Lp−Cp共振器を駆動する駆動電源と、一次Lp−Cp共振器の駆動時に、コイルLp間電圧V(Lp)とコンデンサCp間電圧V(Cp)とを検出する電圧検出手段と、検出したコイルLp間電圧V(Lp)とコンデンサCp間電圧V(Cp)とから電圧比率V(Lp)/V(Cp)を算出する電圧比率算出手段と、算出した電圧比率V(Lp)/V(Cp)と予め定められた閾値とから被充電機器の載置面における金属異物の有無を判定する判定手段と、を備える。【選択図】図1
    • 要解决的问题:基于原始线圈的电感变化和由于金属异物引起的逆变器的输入阻抗的变化来检测金属异物。解决方案:一种无线电力传输装置,包括:主L - 包括线圈的谐振器将串联的电容器C连接; 驱动电源,其以固定的驱动频率ω切换直流电力,以驱动主要的L-聚焦器; 用于检测线圈Land两端的电压V(L)的电压检测装置,在初级L-聚结器驱动时,电容器上的电压V(C) 电压比计算装置,用于根据线圈Land两端的检测电压V(L)计算跨过电容器C的检测电压V(C)的电压比V(L)/ V(C) 以及用于根据所计算的电压比V(L)/ V(C)和预定阈值确定待充电装置的安装表面上是否存在金属异物的确定装置。
    • 3. 发明专利
    • 面実装バルントランス
    • 表面安装巴伦变压器
    • JP2014203989A
    • 2014-10-27
    • JP2013079272
    • 2013-04-05
    • 東光株式会社Toko Inc
    • KAWAZOE MASARUOBA YUICHI
    • H01F19/06H01F27/06H01F27/29
    • 【課題】回路基板上での占有面積を小さくした面実装バルントランスを提供する。【解決手段】複数の貫通孔21a、21bを有するメガネ型コア20と、前記メガネ型コア20を載置する載置面を有するベース30と、前記ベース30に植設された複数の金属端子とからなり、前記金属端子は、前記ベースの対向する側面から露出する絡げ部41a〜43aと、前記対向する側面と直交する側面から露出する実装部とを備え、前記絡げ部が隣接する間の前記ベース側面に、前記ベースの外周方向に突出するとともに載置面より上方に突出する、凸部31、32を設ける。【選択図】図1
    • 要解决的问题:提供一种面板安装平衡 - 不平衡变压器,其面积在电路板上减少。解决方案:一种表面安装平衡不平衡变压器由具有多个通孔21a,21b的眼镜型芯20,基座 30具有用于安装眼镜型芯20的安装表面,以及种植在基座30上的多个金属端子。金属端子具有从基座的相对侧面露出的缠结部分41a-43a和暴露于 与相对侧面正交的侧面。 在相邻的缠结部之间的基部的侧面上,突出部31,32设置成在基部的外周方向突出,并从安装面向上方突出。
    • 4. 发明专利
    • Surface mounting inductor
    • 表面安装电感
    • JP2013243192A
    • 2013-12-05
    • JP2012114195
    • 2012-05-18
    • Toko Inc東光株式会社
    • OHAGA TAKEOTOTSUKA MASAAKISASAMORI KUNIO
    • H01F27/29
    • H01F27/292H01F3/14H01F17/045
    • PROBLEM TO BE SOLVED: To solve such a problem of a surface mounting inductor in which the electrical characteristics, such as the inductance characteristics and a DC superimposed current value, are adjusted by providing a gap of a predetermined distance between a drum core and a ring core, that since the interval of the gaps is very small, the electrical characteristics of the inductor vary when the interval of the gaps varies, resulting in an inductor having significant variation in the characteristics.SOLUTION: In the surface mounting inductor, a coil is wound around a drum core having a winding shaft and an upper collar and a lower collar at both ends of the winding shaft, a pair of metal terminals are arranged on the lower surface of the lower collar, and a ring core is arranged on the outer periphery of the drum core. Each metal terminal has first and second tongues on the outer periphery of the lower collar, and the ring core has a pair of protrusions protruding from the end toward the lower surface. Each metal terminal holds the side face of the protrusion by the side face of the first tongue and the side face of the second tongue, and fixes the ring core from below by the tip of the first tongue and the tip of the second tongue.
    • 要解决的问题:为了解决通过在鼓芯和环之间提供预定距离的间隙来调节诸如电感特性和DC叠加电流值之类的电特性的表面安装电感器的这样的问题 因为间隙的间隔非常小,当间隙的间隔变化时,电感器的电特性变化,导致电感器具有显着的特性变化。解决方案:在表面安装电感器中,线圈是 缠绕在具有卷绕轴和上轴环的鼓芯和缠绕轴两端的下轴环上,一对金属端子布置在下轴环的下表面上,并且环芯布置在外圈上 鼓芯的周边。 每个金属端子在下套环的外周上具有第一舌片和第二舌片,并且环形芯部具有从端部向下表面突出的一对突起。 每个金属端子通过第一舌片的侧面和第二舌片的侧面来保持突起的侧面,并且通过第一舌片的尖端和第二舌片的尖端将环形芯从下方固定。
    • 5. 发明专利
    • Wireless power transmission device
    • 无线电力传输设备
    • JP2013219854A
    • 2013-10-24
    • JP2012086153
    • 2012-04-05
    • Toko Inc東光株式会社
    • MORI KENSHIN
    • H02J17/00
    • PROBLEM TO BE SOLVED: To provide a wireless power transmission device capable of significantly reducing standby power without degrading convenience.SOLUTION: The wireless power transmission device transmits electric power from a transmitter 10 to a receiver 20 in a non-contact manner. The transmitter 10 includes: detection means 13 that detects at least either one of the presence/absence or position of the receiver 20 in a power transmission available range; a control circuit 14 that controls the detection means 13; and a vibration sensor 15 that detects vibration, and starts the control circuit 14 when the vibration sensor 15 detects the vibration.
    • 要解决的问题:提供能够显着降低待机功率而不降低便利性的无线电力传输设备。解决方案:无线电力传输设备以非接触的方式将电力从发射机10发送到接收机20。 发射机10包括:检测装置13,其在功率传输可用范围内检测接收机20的存在/不存在或位置中的至少一个; 控制检测装置13的控制电路14; 以及振动传感器15,其检测振动,并且当振动传感器15检测到振动时启动控制电路14。
    • 6. 发明专利
    • Method of manufacturing surface mount inductor
    • 制造表面电感器的方法
    • JP2013211333A
    • 2013-10-10
    • JP2012079242
    • 2012-03-30
    • Toko Inc東光株式会社
    • MUNEUCHI KEITATOTSUKA MASAAKISASAMORI KUNIO
    • H01F41/10H01F27/02H01F27/29
    • H01F41/02H01F27/292H01F2017/048Y10T29/49071
    • PROBLEM TO BE SOLVED: To provide a method of manufacturing a surface mount inductor having an external electrode exhibiting high connection reliability even under a high humidity environment.SOLUTION: In the method of manufacturing a surface mount inductor, a coil is formed by winding a conductor having self-bonding coat. The coil is enclosed using a sealant principally composed of metal magnetic powder and resin, and a core is formed so that both ends of the coil are exposed at least partially onto the surface thereof. The surface of the core is coated with conductive paste containing metallic fine particles having a sintering temperature of 250°C or lower. The core is then heat treated and the metallic fine particles are sintered. A base electrode is thereby formed on the surface of the core and connected electrically with the coil.
    • 要解决的问题:提供一种即使在高湿度环境下也具有表现出高连接可靠性的外部电极的表面安装电感器的制造方法。在制造表面安装电感器的方法中,通过将导线 具有自粘性外套。 使用主要由金属磁性粉末和树脂构成的密封剂封闭线圈,并且形成芯部,使得线圈的两端至少部分地暴露在其表面上。 芯的表面涂覆有包含烧结温度为250℃以下的金属微粒的导电膏。 然后对芯进行热处理,并将金属微粒烧结。 因此,在芯的表面上形成基极,并与线圈电连接。
    • 7. 发明专利
    • Method of manufacturing surface mount multiphase inductor
    • 制造表面安装多相电感器的方法
    • JP2013211330A
    • 2013-10-10
    • JP2012079239
    • 2012-03-30
    • Toko Inc東光株式会社
    • SAITO KOICHIMUNEUCHI KEITA
    • H01F41/02H01F17/04H01F37/00
    • PROBLEM TO BE SOLVED: To provide a method of manufacturing a surface mount multiphase inductor.SOLUTION: In the method of manufacturing a surface mount multiphase inductor, a plurality of coils are sealed of a sealant principally composed of resin and magnetic powder. A plurality of tablets are formed by preliminarily molding the sealant into a planar shape having a columnar protrusion at the peripheral part. A coil is formed by winding a conductor. The coil is mounted on the tablet, both ends of the coil are extended along the outer side face of the columnar protrusion of a tablet, and a plurality of such structures are arranged for one cabinet in a molding die. While holding both ends of a coil between the outer side face of the columnar protrusion of a tablet, and the inner wall surface of the cavity, the coil and the sealant are integrated using a resin molding method or a dust molding method thus forming the core. An external electrode for connection with a part on the surface of the core where both ends of the coil are exposed at least partially is provided on the surface or the outer periphery of the core.
    • 要解决的问题:提供一种制造表面贴装多相电感器的方法。解决方案:在制造表面贴装多相电感器的方法中,多个线圈由主要由树脂和磁粉组成的密封剂密封。 通过将密封剂预先模塑成在周边部分具有柱状突起的平面形状来形成多个片剂。 通过缠绕导体形成线圈。 线圈安装在片剂上,线圈的两端沿着片剂的柱状突起的外侧面延伸,并且多个这样的结构被布置成用于成型模具中的一个机柜。 在将片状物的柱状突起的外侧面和空腔的内壁面保持线圈的两端的同时,使用树脂成型法或粉尘成型法将线圈和密封剂一体化,从而形成芯 。 在芯的表面或外周上设置用于与芯的表面上的部分连接的外部电极,其中线圈的两端至少部分露出。
    • 8. 发明专利
    • Wireless power transmission coil
    • 无线电力传输线圈
    • JP2013197141A
    • 2013-09-30
    • JP2012059812
    • 2012-03-16
    • Toko Inc東光株式会社
    • KOJIMA HIDEKI
    • H01F38/14H01F17/04H01F27/28
    • PROBLEM TO BE SOLVED: To provide a wireless power transmission coil which suppresses generation of noises and ravel of a winding, and is appropriate for mass production.SOLUTION: A wireless power transmission coil includes a winding part Wa around which a conducting wire is spirally wound. A first lead wire La of the conducting wire is led straight in a tangential direction of an inner circumferential circle of the winding part Wa, and a second lead wire Lb of the conducting wire is led straight in a tangential direction of an outer circumferential circle of the winding part Wa. The first lead wire La and the second lead wire Lb are crossed, and at least one of the lead wires La, Lb is bent at a portion thereof nearer to a terminal portion Ta or Tb of the conducting wire from a cross point Pa of the lead wires La, Lb.
    • 要解决的问题:提供一种抑制线圈产生噪声和破裂的无线电力传输线圈,并且适合于批量生产。解决方案:无线电力传输线圈包括绕线部分Wa,绕线部分围绕导线螺旋缠绕 。 导线的第一导线La沿绕线部Wa的内周圆的切线方向直线引导,并且导线的第二引线Lb沿着外周圆的外周圆的切线方向被直线引导 绕线部分Wa。 第一引线La和第二引线Lb交叉,并且导线La,Lb中的至少一个在导线的端部Pa的距离更接近导线的端部Pa的部分处弯曲 导线La,Lb。
    • 9. 发明专利
    • Composite antenna
    • 复合天线
    • JP2013110494A
    • 2013-06-06
    • JP2011252365
    • 2011-11-18
    • Toko Inc東光株式会社
    • YATABE SHUICHIITO KAZUHIRO
    • H01Q13/10H01Q1/52
    • PROBLEM TO BE SOLVED: To provide a composite antenna with high isolation between antenna elements.SOLUTION: A composite antenna comprises: two dielectric waveguides spaced apart by a predetermined distance; a substrate configured to dispose the dielectric waveguides thereon; and a conductor plate connected to the substrate. Each of the dielectric waveguides includes a slot having a dielectric body exposed at a part of a conductor film on the surface of the slot. The substrate has a via hole having substantially the same shape as the slot at a position of the substrate opposed to the slot. The conductor plate includes: a radial hole having substantially the same shape as the via hole which is disposed at a position of the conductor plate opposed to the via hole; a radial hole having substantially the same shape as the via hole which is disposed at a position of the conductor plate opposed to the via hole; and a pair of discontinous reflection parts disposed in the vicinity of the radial holes so as to be point symmetrical with respect to a center point of the radial holes. The discontinuous reflection parts are arranged by being rotated substantially 45 degrees from a longitudinal direction of the radial holes. The slot, via hole and radial holes are arranged by being rotated so that the center of the other radial hole does not lie on an extension line of the longitudinal direction of each of the radial holes.
    • 要解决的问题:提供在天线元件之间具有高隔离度的复合天线。 解决方案:复合天线包括:隔开预定距离的两个介质波导; 衬底,被配置为在其上设置介质波导; 以及连接到基板的导体板。 每个介质波导包括具有在槽的表面上的导体膜的一部分处暴露的电介质体的槽。 基板具有与在与槽相对的基板的位置处的槽的形状基本相同的通孔。 导体板包括:径向孔,其具有与通孔相同形状的径向孔,该通孔设置在与通孔相对的导体板的位置处; 径向孔,其具有与通孔相同形状的径向孔,所述通孔设置在与所述通孔相对的所述导体板的位置处; 以及一对不连续的反射部分,设置在径向孔附近,以相对于径向孔的中心点为点对称。 不连续的反射部分通过从径向孔的纵向方向大致45度旋转而布置。 槽,通孔和径向孔通过旋转而布置,使得另一径向孔的中心不位于每个径向孔的纵向延伸线上。 版权所有(C)2013,JPO&INPIT
    • 10. 发明专利
    • Manufacturing method for plane mounting inductor
    • 平面安装电感器的制造方法
    • JP2013098283A
    • 2013-05-20
    • JP2011238395
    • 2011-10-31
    • Toko Inc東光株式会社
    • MUNEUCHI KEITA
    • H01F41/10H01F27/29H01F41/02
    • PROBLEM TO BE SOLVED: To provide manufacturing method for a small sized plane mounting inductor with bottom electrode structure.SOLUTION: A manufacturing method for a plane mounting inductor in the present invention comprises the steps of: creating a coil having place surface at both ends; and creating a magnetic body core, using sealing material made by magnetic powder and resin mainly, having two or more notches, having different length of an upper surface and a bottom surface. At least a part of the end part of coil are buried, at the same time, sealed to expose the plane surface of the ends on surfaces of the notches of the magnetic body core. An outer electrode is formed on a surface of the magnetic body core using conductor paste. At that time, an outer electrode is not formed on the upper surface of the magnetic body core.
    • 要解决的问题:提供具有底部电极结构的小型平面安装电感器的制造方法。 解决方案:本发明的平面安装电感器的制造方法包括以下步骤:在两端形成具有放置面的线圈; 并且使用主要由磁性粉末和树脂制成的密封材料制成具有不同长度的上表面和底表面的具有两个或更多个凹口的磁性体芯。 线圈端部的至少一部分被埋入,同时被密封以暴露磁体芯的凹口表面上端部的平面。 使用导体膏在磁性体芯的表面上形成外部电极。 此时,在磁体芯的上表面上不形成外部电极。 版权所有(C)2013,JPO&INPIT