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公开(公告)号：US20140361944A1
公开(公告)日：2014-12-11
申请号：US14318575
申请日：2014-06-27
Applicant: MURATA MANUFACTURING CO., LTD.
Inventor： Kuniaki YOSUI , Hiroyuki KUBO , Hiromitsu ITO
IPC: H01Q7/06
CPC classification number: H01Q7/06 , H01Q1/2225 , H01Q1/38 , H01Q7/08
Abstract: An antenna includes antenna coil having a magnetic-material core and a coil conductor. The antenna coil is arranged toward a side of a planar conductor, such as a circuit board. Of the coil conductor, a first conductor part close to a first main face of the magnetic-material core and a second conductor part close to a second main face of the magnetic-material core are provided such that the first conductor part is not over the second conductor part in view from a line in a direction normal to the first main face or the second main face of the magnetic-material core. In addition, a coil axis of the coil conductor is orthogonal to the side of the planar conductor.
Abstract translation: 天线包括具有磁性材料芯和线圈导体的天线线圈。 天线线圈朝向诸如电路板的平面导体的一侧布置。 在线圈导体中，设置靠近磁性材料芯的第一主面的第一导体部分和靠近磁性材料芯的第二主面的第二导体部分，使得第一导体部分不在 第二导体部分从垂直于磁性材料芯的第一主面或第二主面的方向上的线看。 此外，线圈导体的线圈轴线与平面导体的一侧正交。
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公开(公告)号：US20150380823A1
公开(公告)日：2015-12-31
申请号：US14849298
申请日：2015-09-09
Applicant: MURATA MANUFACTURING CO., LTD.
Inventor： Kuniaki YOSUI , Hiromitsu ITO , Hiroyuki KUBO
CPC classification number: H01Q7/06 , G06K7/10336 , G06K19/07783 , G06K19/07786 , H01Q1/2216 , H01Q1/2225 , H01Q1/243 , H01Q1/48
Abstract: The disclosure provides an antenna device and mobile terminal including such an antenna device. The antenna device includes a coil including a conductor wound around a plate-shaped magnetic core. A flat conductor is positioned adjacent to the coil, and the coil is positioned such that it is closer than the flat conductor to an antenna of a communication partner positioned near the antenna device. The coil conductor includes a first conductor portion adjacent to a first main surface of the magnetic core and a second conductor portion adjacent to a second main surface thereof. The magnetic core and the coil conductor form an antenna coil. A circuit substrate includes a ground electrode formation area and a ground electrode non-formation area. The antenna coil is mounted on the ground electrode non-formation area of the circuit substrate with the first main surface of the magnetic core facing the circuit substrate.
Abstract translation: 本公开提供了一种包括这种天线装置的天线装置和移动终端。 天线装置包括线圈，该线圈包括卷绕在板状磁芯上的导体。 扁平导体与线圈相邻定位，并且线圈被定位成使得其比平坦导体更靠近位于天线装置附近的通信伙伴的天线。 线圈导体包括与磁芯的第一主表面相邻的第一导体部分和与其第二主表面相邻的第二导体部分。 磁芯和线圈导体形成天线线圈。 电路基板包括接地电极形成区域和接地电极非形成区域。 天线线圈安装在电路基板的接地电极非形成区域上，其中磁芯的第一主表面与电路基板相对。
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公开(公告)号：US20150263413A1
公开(公告)日：2015-09-17
申请号：US14687849
申请日：2015-04-15
Applicant: MURATA MANUFACTURING CO., LTD.
Inventor： Hiroyuki KUBO , Hiromitsu ITO , Kuniaki YOSUI
CPC classification number: H01Q1/243 , H01Q1/2216 , H01Q1/242 , H01Q7/00 , H01Q7/06
Abstract: This disclosure provides an antenna device and a mobile terminal equipped with the antenna device. The antenna device includes a coil conductor spirally wound to have a conductor opening portion at the center of winding and is formed on a flexible substrate. A magnetic sheet is disposed near, or proximal to the flexible substrate and between the coil conductor and a flat conductor of a circuit board. A side of the antenna coil that is near an edge of the flat conductor is bent toward the circuit board.
Abstract translation: 本公开提供了一种配备有天线装置的天线装置和移动终端。 天线装置包括螺旋卷绕的线圈导体，以在绕组的中心具有导体开口部分，并形成在柔性基板上。 磁性片设置在柔性基底附近或近侧，并且设置在线圈导体和电路板的扁平导体之间。 靠近扁平导体的边缘的天线线圈的一侧朝向电路板弯曲。
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公开(公告)号：US20130249758A1
公开(公告)日：2013-09-26
申请号：US13899693
申请日：2013-05-22
Applicant: Murata Manufacturing Co., Ltd.
Inventor： Kuniaki YOSUI , Hiroyuki KUBO , Hiromitsu ITO
IPC: H01Q7/06
CPC classification number: H01Q7/06 , H01Q1/2225 , H01Q7/08
Abstract: In an antenna coil including a first magnetic core, a second magnetic core, and a flexible board, coil conductors are provided on a surface of the flexible board. By winding the flexible board around the first magnetic core and the second magnetic core, a first coil portion is disposed around the first magnetic core, and a second coil portion is disposed around the second magnetic core. The winding direction of the second coil portion is opposite to that of the first coil portion. The first coil portion and the second coil portion are connected to define one coil as a whole.
Abstract translation: 在包括第一磁芯，第二磁芯和柔性板的天线线圈中，在柔性板的表面上设置线圈导体。 通过将柔性板卷绕在第一磁芯和第二磁芯周围，第一线圈部分围绕第一磁芯设置，并且第二线圈部设置在第二磁芯周围。 第二线圈部的卷绕方向与第一线圈部的卷绕方向相反。 第一线圈部分和第二线圈部分被连接以整体限定一个线圈。
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公开(公告)号：US20130147670A1
公开(公告)日：2013-06-13
申请号：US13760196
申请日：2013-02-06
Applicant: Murata Manufacturing Co., Ltd.
Inventor： Shinichi NAKANO , Hiroyuki KUBO , Kuniaki YOSUI
CPC classification number: H01Q1/243 , G06K19/0723 , G06K19/07773 , G06K19/07781 , H01F38/14 , H01Q1/2216 , H01Q1/521 , H01Q7/06 , H04M1/026 , H04M1/7253 , H04M2250/04
Abstract: An RFID antenna is arranged in the vicinity of a metal portion of and on an outer surface side of a casing of a communication terminal device. The RFID antenna includes a magnetic core, and a coil conductor that is wound around the magnetic core. The coil conductor includes a first conductor portion positioned on a first main surface side of the magnetic core and a second conductor portion positioned on the second main surface side of the magnetic core and arranged at a different position than the first conductor portion when viewed in plan from the direction of the first and second main surfaces, and the coil conductor is arranged such that the first main surface side of the magnetic core is on the metal portion side and such that the first conductor portion of the coil conductor faces a leading end portion of the casing.
Abstract translation: 在通信终端装置的外壳的金属部分的外表面侧附近配置有RFID天线。 RFID天线包括磁芯和卷绕在磁芯上的线圈导体。 线圈导体包括位于磁芯的第一主表面侧的第一导体部分和位于磁芯的第二主表面侧的第二导体部分，并且当在计划中观察时布置在与第一导体部分不同的位置 从第一主表面和第二主表面的方向，线圈导体被布置成使得磁芯的第一主表面侧在金属部分侧，并且使得线圈导体的第一导体部分面向前端部分 的套管。
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Patent Agency Ranking
公开(公告)号：US20160365637A1
公开(公告)日：2016-12-15
申请号：US15249794
申请日：2016-08-29
Applicant: MURATA MANUFACTURING CO., LTD.
Inventor： Kuniaki YOSUI , Hiroyuki KUBO , Hiromitsu ITO
CPC classification number: H01Q7/06 , H01Q1/2225 , H01Q1/38 , H01Q7/08
Abstract: An antenna includes antenna coil having a magnetic-material core and a coil conductor. The antenna coil is arranged toward a side of a planar conductor, such as a circuit board. Of the coil conductor, a first conductor part close to a first main face of the magnetic-material core and a second conductor part close to a second main face of the magnetic-material core are provided such that the first conductor part is not over the second conductor part in view from a line in a direction normal to the first main face or the second main face of the magnetic-material core. In addition, a coil axis of the coil conductor is orthogonal to the side of the planar conductor.
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公开(公告)号：US20140071011A1
公开(公告)日：2014-03-13
申请号：US13765541
申请日：2013-02-12
Applicant: MURATA MANUFACTURING CO., LTD.
Inventor： Kuniaki YOSUI , Hiroyuki KUBO , Hiromitsu ITO
IPC: H01Q7/06
CPC classification number: H01Q7/06 , H01Q1/2225 , H01Q1/38 , H01Q7/08
Abstract: An antenna includes antenna coil having a magnetic-material core and a coil conductor. The antenna coil is arranged toward a side of a planar conductor, such as a circuit board. Of the coil conductor, a first conductor part close to a first main face of the magnetic-material core and a second conductor part close to a second main face of the magnetic-material core are provided such that the first conductor part is not over the second conductor part in view from a line in a direction normal to the first main face or the second main face of the magnetic-material core. In addition, a coil axis of the coil conductor is orthogonal to the side of the planar conductor.
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公开(公告)号：US20140049436A1
公开(公告)日：2014-02-20
申请号：US14065104
申请日：2013-10-28
Applicant: MURATA MANUFACTURING CO., LTD.
Inventor： Hiroyuki KUBO , Kuniaki YOSUI
IPC: H01Q7/08
CPC classification number: H01Q7/08 , G06K7/10336 , G06K7/10386 , H01Q1/2225 , H01Q1/243 , H01Q1/48 , H01Q7/06
Abstract: An antenna device includes a first coil wound in one direction and a second coil disposed adjacent to the first coil and wound in a direction opposite to the winding direction of the first coil and having conductor openings at the centers of wound coils, and a magnetic core. The magnetic core is inserted into the conductor opening of the first coil and the conductor opening of the second coil. A portion of a conductor line forming the first coil positioned farther away from the second coil than a portion of the conductor line forming the first coil positioned closer to the second coil, and a portion of a conductor line forming the second coil positioned farther away from the first coil than a portion of the conductor line forming the second coil positioned closer to the first coil, are disposed along the first main surface of the magnetic core.
Abstract translation: 天线装置包括沿一个方向缠绕的第一线圈和与第一线圈相邻设置的第二线圈，并且沿与第一线圈的卷绕方向相反的方向缠绕并且在绕线线圈的中心具有导体开口，并且磁芯 。 磁芯被插入到第一线圈的导体开口和第二线圈的导体开口中。 形成第一线圈的导体线的一部分位于距离第二线圈更远离形成位于更接近第二线圈的第一线圈的导体线的一部分，并且形成第二线圈的导体线的一部分位于远离 第一线圈比形成位于更靠近第一线圈的第二线圈的导体线的一部分沿着磁芯的第一主表面设置。
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公开(公告)号：US20250151626A1
公开(公告)日：2025-05-08
申请号：US19003458
申请日：2024-12-27
Applicant: Murata Manufacturing Co., Ltd.
Inventor： Kenichi MORI , Hiroyuki KUBO
IPC: H10N30/87 , G01B7/16 , H10N30/30 , H10N30/857
Abstract: A sensor includes a piezoelectric film having a first and second main surfaces facing each other in a first direction, a first electrode on the first main surface, a second electrode on the second main surface, and a wiring portion. The first electrode and the second electrode overlap each other in the first direction and include a first portion overlapping the piezoelectric film and a second portion that does not overlap the piezoelectric film, the first portion and the second portion are arranged in a second direction orthogonal to the first direction, and the wiring portion includes a wiring substrate overlapping the second portion in the first direction and having a third and a fourth main surface, a first conductor on the third main surface and electrically connected to the first electrode, and a second conductor on the fourth main surface and electrically connected to the second electrode.
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公开(公告)号：US20190341692A1
公开(公告)日：2019-11-07
申请号：US16513890
申请日：2019-07-17
Applicant: Murata Manufacturing Co., Ltd.
Inventor： Hiroyuki KUBO
Abstract: An antenna device includes a magnetic body and first and second antennas. The first coil antenna includes a first opening and is provided on a first main surface side of the magnetic body. The second coil antenna includes a second opening partially superposed with the first opening. The second coil antenna includes first and second coil conductor portions. The first coil conductor portions are provided on the first main surface side of the magnetic body. The second coil conductor portions are provided on a second main surface side of the magnetic body. The second coil conductor portions are closer to the first coil antenna than the first coil conductor portions.
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