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公开(公告)号:US09666375B2
公开(公告)日:2017-05-30
申请号:US14701756
申请日:2015-05-01
Applicant: Murata Manufacturing Co., Ltd.
Inventor: Yasuo Fujii
CPC classification number: H01G4/38 , H01G2/06 , H01G4/248 , H01G4/30 , H02M1/15 , H02M3/07 , H02M5/42
Abstract: A voltage smoothing circuit includes a first multilayer capacitor, a second multilayer capacitor, and a regulator including an input terminal electrically connected to the second multilayer capacitor and an output terminal electrically connected to the first multilayer capacitor. The regulator calculates a first voltage applied to the first multilayer capacitor based on a second voltage applied to the second multilayer capacitor from the input terminal such that a potential difference which is applied to the first multilayer capacitor decreases or increases when a potential difference which is applied to the second multilayer capacitor increases or decreases, and outputs the first voltage from the output terminal.
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公开(公告)号:US09318260B2
公开(公告)日:2016-04-19
申请号:US14499495
申请日:2014-09-29
Applicant: Murata Manufacturing Co., Ltd.
Inventor: Yasuo Fujii , Toshiki Tanaka
IPC: H05K1/16 , H01G4/005 , H01G4/228 , H01G4/248 , H01G2/06 , H05K1/18 , H05K1/11 , H01G4/30 , H01G4/232 , H05K3/34
CPC classification number: H01G2/065 , H01G4/232 , H01G4/30 , H05K1/111 , H05K1/181 , H05K3/3436 , H05K2201/09427 , H05K2201/10015 , H05K2201/10636 , H05K2201/2045 , Y02P70/611
Abstract: A monolithic-capacitor-mounted structure satisfies Lc>Wc and Lx/Wx
Abstract translation: 单片电容器安装的结构满足Lc> Wc和Lx / Wx
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公开(公告)号:US20200216482A1
公开(公告)日:2020-07-09
申请号:US16819538
申请日:2020-03-16
Applicant: Murata Manufacturing Co., Ltd.
Inventor: Yasuo Fujii , Shigeo Yasuhara
IPC: C07F15/04 , C23C16/455 , C23C16/18
Abstract: A cyclopentadienyl nickel complex compound represented by a formula (I): Ni(R1nC5H5-n)2 (I), where R1 is each independently a C1-4 alkyl group, and n is 2, 3, or 4.
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公开(公告)号:US10600567B2
公开(公告)日:2020-03-24
申请号:US16233268
申请日:2018-12-27
Applicant: Murata Manufacturing Co., Ltd.
Inventor: Yasuo Fujii
Abstract: A multilayer ceramic capacitor includes a capacitor body and first to fourth outer connectors. The capacitor body includes dielectric layers and conductor layers, first and second principal surfaces facing each other in a height direction, first and second side surfaces facing each other in a length direction, and third and fourth side surfaces facing each other in a width direction. The first to fourth outer connectors cover portions of the first to fourth side surfaces, respectively. In a case where L0, W0, and H0 are maximum external dimensions of the multilayer ceramic capacitor in the length direction, the width direction, and the height direction, respectively, L0, W0, and H0 satisfy a condition of about 2.67≤L0/H0 and a condition of about 1/1.72≤L0/W0≤about 1.72.
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公开(公告)号:US10438749B2
公开(公告)日:2019-10-08
申请号:US15876247
申请日:2018-01-22
Applicant: Murata Manufacturing Co., Ltd.
Inventor: Yoshinao Nishioka , Yasuo Fujii
IPC: H01G4/012 , H01G4/252 , H01G4/30 , H01G4/008 , H01G4/12 , H01G4/248 , H01G4/224 , H01G4/232 , H05K3/34
Abstract: An electronic component includes a multilayer body including dielectric layers and inner electrodes alternately laminated together, first to third outer electrodes arranged in this order in one direction on a first main surface of the multilayer body, and fourth to sixth outer electrodes provided on a second main surface opposite to the first main surface such that at least a portion of the fourth outer electrode, at least a portion of the fifth outer electrode, and at least a portion of the sixth outer electrode respectively face the first outer electrode, the second outer electrode, and the third outer electrode. The first, third, and fifth outer electrodes are electrically connected to one another. The second, fourth, and sixth outer electrodes are electrically connected to one another and each have a polarity different from that of the first outer electrode.
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公开(公告)号:US10395835B2
公开(公告)日:2019-08-27
申请号:US15611874
申请日:2017-06-02
Applicant: Murata Manufacturing Co., Ltd.
Inventor: Takashi Sawada , Yasuo Fujii , Takayuki Kayatani
Abstract: A multilayer ceramic electronic component includes a laminated body, a first external electrode, a pair of second external electrodes, and a pair of insulating coating portions. The pair of insulating coating portions extends in a laminating direction between each of the pair of second external electrodes and the first external electrode on a second principal surface, from the second principal surface to respective portions of a first side surface and a second side surface. As viewed from at least one direction in the laminating direction, an end of the first external electrode and pair of second external electrodes, which is located closest to a first principal surface, is located closer to the first principal surface than an end of the pair of insulating coating portions, which is located closest to the first principal surface.
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公开(公告)号:US10186377B2
公开(公告)日:2019-01-22
申请号:US15014161
申请日:2016-02-03
Applicant: Murata Manufacturing Co., Ltd.
Inventor: Yasuo Fujii
Abstract: A multilayer ceramic capacitor includes a capacitor body and first to fourth outer connectors. The capacitor body includes dielectric layers and conductor layers, first and second principal surfaces facing each other in a height direction, first and second side surfaces facing each other in a length direction, and third and fourth side surfaces facing each other in a width direction. The first to fourth outer connectors cover portions of the first to fourth side surfaces, respectively. In a case where L0, W0, and H0 are maximum external dimensions of the multilayer ceramic capacitor in the length direction, the width direction, and the height direction, respectively, L0, W0, and H0 satisfy a condition of about 2.67≤L0/H0 and a condition of about 1/1.72≤L0/W0≤about 1.72.
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公开(公告)号:US09491849B2
公开(公告)日:2016-11-08
申请号:US14027403
申请日:2013-09-16
Applicant: Murata Manufacturing Co., Ltd.
Inventor: Yasuo Fujii , Yoshinao Nishioka
CPC classification number: H05K1/0216 , H05K1/111 , H05K1/16 , H05K3/3442 , H05K2201/2045 , Y02P70/611
Abstract: A mounting structure includes an electronic component mounted on a circuit board. Land electrodes are disposed on a board body and are connected to outer electrodes of the electronic component through solders, respectively. A distance from each of the land electrodes to a top of the corresponding solder is not larger than about 1.27 times a distance from each of the land electrodes to an exposed portion of a capacitor conductor exposed at an end surface of the electronic component, the capacitor conductor being positioned closest to the circuit board.
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公开(公告)号:US11332487B2
公开(公告)日:2022-05-17
申请号:US16819538
申请日:2020-03-16
Applicant: Murata Manufacturing Co., Ltd.
Inventor: Yasuo Fujii , Shigeo Yasuhara
IPC: C07F15/04 , C23C16/18 , C23C16/455
Abstract: A cyclopentadienyl nickel complex compound represented by a formula (I): Ni(R1nC5H5-n)2 (I), where R1 is each independently a C1-4 alkyl group, and n is 2, 3, or 4.
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公开(公告)号:US10249436B2
公开(公告)日:2019-04-02
申请号:US15611880
申请日:2017-06-02
Applicant: Murata Manufacturing Co., Ltd.
Inventor: Takayuki Kayatani , Takashi Sawada , Yasuo Fujii
Abstract: A multilayer ceramic electronic component includes a laminated body, a first external electrode, a pair of second external electrodes, and a pair of insulating coating portions. The insulating coating portions extend in a laminating direction between each of the second external electrodes and the first external electrode on a second principal surface, and from the second principal surface to respective portions of first and second side surfaces. A maximum thickness of the first external electrode on the second principal surface is larger than a maximum thickness for each of the second external electrodes on the second principal surface. A maximum thickness for each of the insulating coating portions on the second principal surface is larger than the maximum thickness of the first external electrode on the second principal surface.
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