Murata Manufacturing Co., Ltd. patent applications on September 5th, 2024

Patent Applications by Murata Manufacturing Co., Ltd. on September 5th, 2024

Murata Manufacturing Co., Ltd.: 14 patent applications

Murata Manufacturing Co., Ltd. has applied for patents in the areas of H01G4/30 (2), C04B35/495 (1), H01M50/486 (1), H01L23/00 (1), H01L23/498 (1) C04B35/495 (1), G01P15/125 (1), G01S7/4013 (1), H01B1/06 (1), H01F27/2828 (1)

With keywords such as: layer, electrode, surface, substrate, component, wiring, exterior, including, sensor, and line in patent application abstracts.

Patent Applications by Murata Manufacturing Co., Ltd.

20240294438. DIELECTRIC CERAMIC COMPOSITION AND CERAMIC CAPACITOR_simplified_abstract_(murata manufacturing co., ltd.)

Inventor(s): Tomoki MURATA of Nagaokakyo-shi (JP) for murata manufacturing co., ltd.

IPC Code(s): C04B35/495, H01G4/12, H01G4/30

CPC Code(s): C04B35/495

Abstract: a dielectric ceramic composition that includes an oxide (i) of a, r, and b, in which the oxide (i) has a tetragonal tungsten bronze type structure; the a contains k and ba; the r is at least one selected from a group consisting of la, ce, pr, nd, sm, eu, gd, tb, dy, ho, er, tm, yb, lu, y, and sc; the b is at least one selected from a group consisting of nb and ta; the b is contained in an amount of 4.75 mol or more and 5.25 mol or less with respect to 2 mol of the a; and the a, r, and b are contained in a total molar fraction of 0.975 or more with respect to all metal elements contained in the dielectric ceramic composition.

20240295582. CAPACITIVE MEMS DEVICE_simplified_abstract_(murata manufacturing co., ltd.)

Inventor(s): Matti LIUKKU of Helsinki (FI) for murata manufacturing co., ltd.

IPC Code(s): G01P15/125, G01P15/08

CPC Code(s): G01P15/125

Abstract: a mems structure is provided that includes a mechanical layer that extends parallel to a reference device plane. the mechanical layer is patterned to include a static electrode and a movable electrode configured to move in relation to the static electrode parallel to the reference device plane. the static electrode and the movable electrode are connected to form a capacitor having capacitance that varies according to an overlap of the static electrode and the movable electrode. the mechanical layer includes a first silicon layer and a second silicon layer. parts of the first silicon layer and the second silicon layer are directly bonded to each other. the movable electrode is in the first silicon layer and the static electrode is in the second silicon layer. the movable electrode is separated from the static electrode by a first gap in the interface between the first and second silicon layers.

20240295630. SENSOR SYSTEM, VEHICLE COMPRISING SAID SENSOR SYSTEM, AND RADIO WAVE TRANSMITTING AND RECEIVING METHOD_simplified_abstract_(murata manufacturing co., ltd.)

Inventor(s): Daichi UEKI of Nagaokakyo-shi (JP) for murata manufacturing co., ltd.

IPC Code(s): G01S7/40, A61B5/18, G01S13/86, G01S13/88

CPC Code(s): G01S7/4013

Abstract: a sensor system that controls a sampling frequency of electromagnetic waves that a radio wave sensor emits and reduces electric power consumption, a vehicle that includes this sensor system, and a radio wave transmitting and receiving method of the sensor system are provided. the sensor system is configured to include a radio wave sensor, a vibration sensor, and a signal processing device. the radio wave sensor emits electromagnetic waves toward a measuring object, receives reflected waves, and outputs reflected wave data to the signal processing device. the vibration sensor measures vibration to be superposed on the reflected waves received by the radio wave sensor as noise and outputs measured vibration data to the signal processing device. the signal processing device recognizes a frequency range of the vibration measured by the vibration sensor, identifies an upper limit of the frequency range, and sets the sampling frequency of radio waves.

20240296969. TWO-DIMENSIONAL PARTICLE, CONDUCTIVE FILM, CONDUCTIVE PASTE, AND METHOD FOR PRODUCING TWO-DIMENSIONAL PARTICLE_simplified_abstract_(murata manufacturing co., ltd.)

Inventor(s): Masashi KOYANAGI of Nagaokakyo-shi (JP) for murata manufacturing co., ltd., Yoshinobu NAKANISHI of Nagaokakyo-shi (JP) for murata manufacturing co., ltd., Yuusuke OGAWA of Nagaokakyo-shi (JP) for murata manufacturing co., ltd.

IPC Code(s): H01B1/06, H01B5/14

CPC Code(s): H01B1/06

Abstract: a two-dimensional particle that includes: one or more layers, each of the one or more layers including a layer body represented by: mx, wherein m is at least one group 3, 4, 5, 6, or 7 metal, x is a carbon atom, a nitrogen atom, or a combination thereof, n is 1 to 4, m is more than n but not more than 5, a modifier or terminal t on a surface of the layer body, t is at least one of a hydroxy group, a fluorine atom, a bromine atom, an oxygen atom, a sulfur atom, se, te, and a hydrogen atom, and m of the one or more layers is bonded to at least one of poand so; and a metal cation of metals in the third to fifth periods of the periodic table, and a content of li is less than 0.002 mass %.

20240296987. INDUCTOR COMPONENT_simplified_abstract_(murata manufacturing co., ltd.)

Inventor(s): Hiromitsu ITO of Nagaokakyo-shi (JP) for murata manufacturing co., ltd.

IPC Code(s): H01F27/28, H01F17/00, H01F27/02

CPC Code(s): H01F27/2828

Abstract: an inductor component comprises, a glass substrate including first and second main surfaces opposed to each other, and a coil on the glass substrate. the coil is wound in a helical shape along an axis, and includes first coil conductors arranged along the axis on the first main surface of the glass substrate, second coil conductors arranged along the axis on the second main surface of the glass substrate, first through conductors arranged in a staggered manner along the axis and penetrating the glass substrate from the first main surface toward the second main surface, and second through conductors arranged in a staggered manner along the axis and penetrating the glass substrate from the first main surface toward the second main surface. the second through conductors are arranged along the axis and are on an opposite side from the first through conductors with respect to the axis.

20240296988. TRANSFORMER ASSEMBLY_simplified_abstract_(murata manufacturing co., ltd.)

Inventor(s): Hongzhong MA of Dongguan City (CN) for murata manufacturing co., ltd., Qiongzhen YAN of Dongguan City (CN) for murata manufacturing co., ltd.

IPC Code(s): H01F27/04, H01F27/38, H01F27/40, H01F29/02

CPC Code(s): H01F27/04

Abstract: a transformer assembly includes a transformer module including a plurality of transformer units and a separation magnetic core between adjacent transformer units. each of the plurality of transformer units includes a first magnetic column, and a primary winding and a secondary winding respectively wound around the first magnetic column. the primary windings of the plurality of transformer units are connected in series.

20240296995. MULTILAYER CERAMIC CAPACITOR_simplified_abstract_(murata manufacturing co., ltd.)

Inventor(s): Toru WAKAMATSU of Nagaokakyo-shi (JP) for murata manufacturing co., ltd.

IPC Code(s): H01G4/008, H01G4/012, H01G4/30

CPC Code(s): H01G4/0085

Abstract: a multilayer ceramic capacitor includes dielectric layers made of a ceramic material and inner electrode layers that are laminated. each of the inner electrode layers includes a first metal as a main component, and dielectric coupling portions penetrating through in a lamination direction, filled with a portion of adjacent dielectric layers, and coupling the adjacent dielectric layers to each other. a solid-dissolved layer, in which a second metal different from the first metal is solid-dissolved, is provided at an interface between the dielectric coupling portions and the inner electrode layers. a content of the second metal in the solid-dissolved layer is about 0.1 mol % or more and about 10 mol % or less in 100 mol of the first metal.

20240296997. ELECTROLYTIC CAPACITOR ELEMENT_simplified_abstract_(murata manufacturing co., ltd.)

Inventor(s): Yasuo TANAKA of Nagaokakyo-shi (JP) for murata manufacturing co., ltd., Keiji YOSHIDA of Nagaokakyo-shi (JP) for murata manufacturing co., ltd.

IPC Code(s): H01G9/028, H01G9/02, H01G9/042, H01G9/055, H01G9/15

CPC Code(s): H01G9/028

Abstract: an electrolytic capacitor element that includes: an anode having a front end face and a base end face; a dielectric layer on at least one main face of the anode but excluding the base end face; a mask layer on the dielectric layer adjacent the base end face; and a cathode on the dielectric layer on the front end face side from the mask layer, wherein the cathode includes a solid electrolyte layer and a conductive layer, the solid electrolyte layer includes a first layer including a first conductive polymer doped with a first dopant and a second layer including a second conductive polymer doped with a second dopant, the second layer is partially disposed in the plane of the solid electrolyte layer, and the second conductive polymer is more likely to be dedoped than the first conductive polymer

20240297152. MODULE_simplified_abstract_(murata manufacturing co., ltd.)

Inventor(s): Yoshihito OTSUBO of Nagaokakyo-shi (JP) for murata manufacturing co., ltd.

IPC Code(s): H01L25/065, H01L23/00, H01L23/498, H01L23/538, H01L25/16

CPC Code(s): H01L25/0657

Abstract: a module comprises: a first electronic component having a first component surface and a second component surface; a second electronic component having a third component surface and a fourth component surface; a first substrate having a first substrate surface and a second substrate surface; and a second substrate having a third substrate surface and a fourth substrate surface, the second substrate being disposed so as to overlap the first substrate while being spaced from the first substrate, the first electronic component and the second electronic component being disposed such that the second component surface and the third component surface face each other, at least a portion of the second electronic component being disposed inside an opening, the first electronic component being mounted on the second substrate surface by face bonding, the second electronic component being wire-bonded to the fourth substrate surface using a second connection terminal.

20240297379. SECONDARY BATTERY_simplified_abstract_(murata manufacturing co., ltd.)

Inventor(s): Shuichi NAGAOKA of Kyoto (JP) for murata manufacturing co., ltd.

IPC Code(s): H01M50/126, H01M50/105, H01M50/186, H01M50/474, H01M50/486

CPC Code(s): H01M50/126

Abstract: a secondary battery is provided, the secondary battery including an electrode assembly including at least one electrode constituting layer that is layered and includes a positive electrode, a negative electrode, and a separator, and an exterior body covering the electrode assembly. the secondary battery in which the exterior body includes two exterior sheets including a first exterior sheet and a second exterior sheet, the electrode assembly is disposed between the first exterior sheet and the second exterior sheet, and the first exterior sheet has a larger thickness than the second exterior sheet, the secondary battery having a curved shape in which the first exterior sheet is disposed inside and the second exterior sheet is disposed outside.

20240297590. DUAL ACTIVE BRIDGE OPTIMIZATION WITH TRIPLE PHASE SHIFT AND VARIABLE INDUCTOR_simplified_abstract_(murata manufacturing co., ltd.)

Inventor(s): Rubinic JAKSA of Markham (CA) for murata manufacturing co., ltd.

IPC Code(s): H02M3/335, H02M1/00

CPC Code(s): H02M3/33573

Abstract: a dual active bridge (dab) converter includes a variable inductor and a controller configured or programmed to control the dab converter using triple-phase-shift control. the controller can include a first proportional-integral controller to determine a parameter x based on comparison of a reference voltage and a measured voltage corresponding to either an hv voltage or an lv voltage; a voltage ratio calculator to determine a voltage ratio; a boundary calculator to calculate, based on the voltage ratio, a first boundary value corresponding to a boundary between low and medium power modes and a second boundary value corresponding to a boundary between the medium and high power modes; and a phase-shift-ratio calculator to determine phase shift ratios used in the triple-phase-shift control based on the parameter x, the voltage ratio, the first boundary value, and the second boundary value.

20240297631. CIRCUIT DEVICE_simplified_abstract_(murata manufacturing co., ltd.)

Inventor(s): Atsushi TOUJO of Nagaokakyo-shi (JP) for murata manufacturing co., ltd.

IPC Code(s): H03H7/01, H01F27/06, H01F27/29

CPC Code(s): H03H7/0115

Abstract: a circuit device includes a substrate and a coil component including a first coil and a second coil that are magnetically coupled to each other. a wiring pattern includes a first wiring line, a second wiring line, a third wiring line on which capacitors are mounted in series, and a fourth wiring line that electrically connects the first wiring line or the second wiring line to a ground electrode. a distance between a first current path on which a current flows from the coil component to a ground electrode via the third wiring line and a second current path on which a current flows from the first wiring line or the second wiring line to the ground electrode via the fourth wiring line on which capacitors are mounted at an electrode is not constant.

20240297634. ACOUSTIC WAVE DEVICE_simplified_abstract_(murata manufacturing co., ltd.)

Inventor(s): Katsuya DAIMON of Nagaokakyo-shi (JP) for murata manufacturing co., ltd.

IPC Code(s): H03H9/145, H03H9/02, H03H9/54

CPC Code(s): H03H9/14517

Abstract: an acoustic wave device includes a support including a support substrate, a piezoelectric layer on the support, and an idt electrode including busbars and electrode fingers, and a mass-adding film on the piezoelectric layer. in plan view as seen in a stacking direction in which the support and the piezoelectric layer are stacked, an acoustic reflector overlaps at least a portion of the idt electrode. d/p is less than or equal to about 0.5, where d is a thickness of the piezoelectric layer and p is a center-to-center distance between adjacent electrode fingers. a region in which adjacent electrode fingers overlap each other when seen from an electrode-finger-facing direction is a crossing region. regions between the crossing region and the pair of busbars include first and second gap regions. the mass-adding film overlaps the gap region in plan view and is on the second main surface of the piezoelectric layer.

20240297649. HIGH-FREQUENCY MODULE AND COMMUNICATION DEVICE_simplified_abstract_(murata manufacturing co., ltd.)

Inventor(s): Rui TANAKA of Nagaokakyo-shi, Kyoto (JP) for murata manufacturing co., ltd.

IPC Code(s): H03K17/687, H05K1/02

CPC Code(s): H03K17/6871

Abstract: in a high-frequency module, a plurality of signal paths of a switch circuit include a plurality of switching elements that switch a connection form between a plurality of common terminals and a plurality of selection terminals. at least one signal path among the plurality of signal paths of the switch circuit includes a first wiring pattern portion included in the ic chip, and a second wiring pattern portion included in a mounting board.

Murata Manufacturing Co., Ltd. patent applications on September 5th, 2024