US Pat. No. 10,497,512

DIELECTRIC COMPOSITION, DIELECTRIC ELEMENT, ELECTRONIC COMPONENT AND LAMINATED ELECTRONIC COMPONENT

1. A dielectric composition comprising:a perovskite crystal structure containing at least Bi, Na, Sr and Ti;
at least one element selected from the group consisting of La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Yb, Ba, Ca, Mg and Zn;
single phase particles which do not have a core-shell structure; and
specific particles having a core-shell structure that has at least one core portion including SrTiO3,
wherein 0

US Pat. No. 10,772,182

DEVICE FOR PRODUCING A NON-THERMAL ATMOSPHERIC-PRESSURE PLASMA AND METHOD FOR THE FREQUENCY CONTROL OF A PIEZOELECTRIC TRANSFORMER

TDK ELECTRONICS AG, Muni...

1. A device for producing a non-thermal atmospheric-pressure plasma, the device comprising:a piezoelectric transformer;
an activating circuit configured to apply an AC voltage at an activating frequency to the piezoelectric transformer as an input voltage; and
a field probe configured to measure a field strength of an electric field produced by the piezoelectric transformer,
wherein the activating circuit is configured to adapt the activating frequency based on the measurement results of the field probe in such a way that the field strength is maximized when the device is switched on.

US Pat. No. 10,554,041

SPARK GAP ARRANGEMENT

1. A spark gap arrangement comprising:a triggerable spark gap; and
a trigger circuit which comprises a first charge storage device, a second charge storage device, a voltage-limiting component, a trigger diode, a triggerable arresting element and a transformer;
wherein the voltage-limiting component and the trigger diode are designed to through-connect an input pulse in a predetermined voltage range and charge the first charge storage device, wherein the predetermined voltage range is between 420 volts and 480 volts;
wherein the trigger circuit is configured in such a way that the triggerable arresting element through-connects in a voltage-dependent manner via the first charge storage device and discharges the second charge storage device via a primary side of the transformer; and
wherein a secondary side of the transformer is connected to the triggerable spark gap.

US Pat. No. 10,501,374

DIELECTRIC COMPOSITION, DIELECTRIC ELEMENT, ELECTRONIC COMPONENT AND LAMINATED ELECTRONIC COMPONENT

1. A dielectric composition comprising:a main component represented by (BiaNabSrcLnd)TiO3,
where
Ln comprises a rare earth element;
0.100?a?0.400;
0.100?b?0.400
0.100?c?0.700;
0?d?0.100; and
0.900?a+b+c+d?0.050; and
an auxiliary component containing a first auxiliary component or a second auxiliary component,
wherein the first auxiliary component comprises, and
wherein the second auxiliary component comprises an element selected from the group consisting of Cu, Zn, Co and combinations thereof.

US Pat. No. 10,505,101

CERAMIC MATERIAL, METHOD FOR PRODUCING THE CERAMIC MATERIAL, AND ELECTROCERAMIC COMPONENT COMPRISING THE CERAMIC MATERIAL

TDK ELECTRONICS AG, Muni...

1. A ceramic material, comprising lead zirconate titanate, which additionally contains Nd, and K, according to the following formula:Pb1-(3x/2)-aNdxK2aVPb(x/2)-a(Zr1-yTiy)O3,
within the limits 0.0001?x?0.06, 0.0001?a?0.03, 0.35?y?0.60, preferably in the composition range.

US Pat. No. 10,497,514

DIELECTRIC COMPOSITION, DIELECTRIC ELEMENT, ELECTRONIC COMPONENT AND LAMINATED ELECTRIC COMPONENT

1. A dielectric composition comprising:a perovskite crystal structure containing at least Bi, Na, Sr and Ti,
wherein the dielectric composition includes a high-Bi phase in which a Bi concentration is at least 1.2 times a mean Bi concentration in the dielectric composition as a whole.

US Pat. No. 10,475,577

DIELECTRIC COMPOSITION, DIELECTRIC ELEMENT, ELECTRONIC COMPONENT AND MULTI-LAYER ELECTRONIC COMPONENT

1. A dielectric composition comprising:a perovskite crystal structure containing at least Bi, Na, Sr and Ti;
at least one element selected from the group consisting of La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Yb, Ba, Ca, Mg and Zn; and
specific particles having a core-shell structure that has at least one core portion including SrTiO3,
wherein 0.20??0.70, where a is a ratio of a number of specific particles with respect to a total number of particles contained in the dielectric composition, and
wherein 0.92???3.00, where ? is a molar ratio of Sr with respect to Na in the dielectric composition.

US Pat. No. 10,714,458

MULTI-LED SYSTEM

1. A multi-LED system comprising:a carrier; and
a plurality of light-emitting diodes arranged on the carrier,
wherein the carrier has a main body, and a plurality of electrical components are embedded in the main body,
the carrier has upper metallizations arranged on a top side of the main body,
the upper metallizations comprising first upper metallizations for contact-connection of the LEDs and second upper metallizations for further contact-connection of the same one of the embedded components,
the second upper metallizations are separate from the first upper metallizations, the carrier has lower metallizations arranged on a bottom side of the main body,
the second upper metallizations connect to the lower metallizations by vias, wherein the vias are laterally offset from the embedded component that is connected to the second upper metallizations,
the second upper metallizations are not connected to any of the LEDs, and
the embedded component is only connected to the lower metallizations by the upper metallizations and the vias from the upper to the lower metallizations.

US Pat. No. 10,629,354

INDUCTIVE COMPONENT

1. An inductive component, comprising:a coil having a winding of a wire;
a molded body adhering to the coil; and
a base on which the coil is arranged,
wherein the molded body has a surface for the arrangement of a heat sink and is arranged on a first side of the component, the base being arranged on an opposite second side of the component, and wherein the molded body does not reach to the base.

US Pat. No. 10,504,650

MULTI-LAYER CERAMIC CAPACITOR

1. A dielectric composition comprising:a perovskite crystal structure containing at least Bi, Na, Sr and Ti,
wherein the dielectric composition includes a low-Bi phase in which a Bi concentration is not greater than 0.8 times a mean Bi concentration in the dielectric composition as a whole.

US Pat. No. 10,475,576

DIELECTRIC COMPOSITION, DIELECTRIC ELEMENT, ELECTRONIC COMPONENT AND LAMINATED ELECTRONIC COMPONENT

1. A dielectric composition comprising:particles having a perovskite crystal structure including at least Bi, Na, Sr and Ti; and
at least one element selected from the group consisting of La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Yb, Ba, Ca, Mg and Zn,
wherein a content of the at least one element selected from the group consisting of La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Yb, Ba, Ca, Mg and Zn is between 0.5 molar parts and 11.1 molar parts, taking a Ti content of the dielectric composition as 100 molar parts,
wherein 0.17???2.83, where ? is a molar ratio of Bi with respect to Sr in the dielectric composition,
wherein at least some of the particles include a high-Bi phase having a Bi concentration of at least 1.2 times a mean Bi concentration of the dielectric composition as a whole, and
wherein a total surface area of a high-Bi phase within the particles in a cross section of the dielectric composition is between 0.1% and 15% of a total surface area of the particles.

US Pat. No. 10,692,655

FILTER COMPONENT FOR FILTERING AN INTERFERENCE SIGNAL

1. A filter component for filtering an interference signal, comprising at least one multilayer ceramic capacitor having a main body, in which a plurality of ceramic layers and internal electrodes are stacked one above another, wherein connection contacts are arranged at the main body, wherein a ceramic material of the ceramic layers is of the formulaPb(1?1.5a?0.5b+1.5d+e+0.5f)AaBb(Zr1?xTix)(1?c?d?e?f)LidCeFefSicO3+y·PbO,
wherein A is selected from a group consisting of La, Nd, Y, Eu, Gd, Tb, Dy, Ho, Er and Yb; B is selected from a group consisting of Na, K and Ag; C is selected from a group consisting of Ni, Cu, Co and Mn; wherein:
0 0.05?x?0.3;
0?b<0.12;
0?c<0.12;
0?d<0.12;
0?e<0.12;
0?f<0.12;
0?y<1; and wherein
b+d+e+f>0.

US Pat. No. 10,490,350

DIELECTRIC COMPOSITION, DIELECTRIC ELEMENT, ELECTRONIC COMPONENT AND MULTI-LAYER ELECTRONIC COMPONENT

1. A dielectric composition comprising:particles having a perovskite crystal structure including at least Bi, Na, Sr and Ti,
wherein at least some of the particles have a core-shell structure comprising a core portion and a shell portion, and
wherein a content of Bi present in the core portion is at least 1.2 times a content of Bi present in the shell portion.

US Pat. No. 10,438,745

DIELECTRIC COMPOSITION, DIELECTRIC ELEMENT, ELECTRONIC COMPONENT AND LAMINATED ELECTRONIC COMPONENT

1. A dielectric composition comprising:particles comprising a perovskite crystal structure including at least Bi, Na, Sr and Ti,
wherein at least some of the particles have a core-shell structure comprising a core portion and a shell portion, and
wherein a content of Bi present in the core portion is no greater than 0.83 times a content of Bi present in the shell portion.

US Pat. No. 10,770,204

ELECTRICAL DEVICE WITH SOLDERED JOINT

TDK Electronics AG, Muni...

1. An electrical device comprising:at least one soldered joint comprising a first wire soldered at one end to the device,
wherein the first wire bears with a bearing surface on the device,
wherein the first wire has at least one bend in a region of the bearing surface of the first wire on the device, and
wherein the bearing surface of the first wire has a rounded end in plan view.

US Pat. No. 10,677,668

PRESSURE SENSOR AND METHOD FOR MEASURING A PRESSURE

ROBERT BOSCH GMBH, Gerli...

1. A pressure sensor comprising:a main body comprising:
a piezoelectric material; and
at least two internal electrodes arranged in the piezoelectric material, wherein the at least two internal electrodes are arranged such that a voltage arises between the at least two internal electrodes when a pressure acts on a side surface of the main body that is provided for an application of pressure, and wherein a polarization direction of the piezoelectric material changes under action of the pressure;
wherein the pressure sensor is configured to calculate a mechanical stress T acting on the main body based on equations (1) and (2):
s=d33E+s33T  (1)
D=?33 ?0E+d33T  (2),
wherein s indicates a mechanical strain of the main body, D indicates a displacement density, E indicates an electrical field strength of an electrical field that arises owing to a piezoelectric effect, d indicates a piezo constant of the piezoelectric material of the main body, ?33 and ?0 indicate relative permittivities and s33 indicates compliance, and wherein it is assumed that a pressure axis, a polarization axis and a detection axis each correspond and lie in a stacking direction.

US Pat. No. 10,483,454

PIEZOELECTRIC COMPONENT AND METHOD FOR PRODUCING A PIEZOELECTRIC COMPONENT

1. A method for producing a piezoelectric component, the method comprising:producing a ceramic precursor material of the general formula Pb1-x-y-(2a-b)/2V(2a-b)/2?BaxSry[(TizZr1-z)1-a-bWaREb]O3, where RE is a rare earth metal and V? is a Pb vacancy;
mixing the ceramic precursor material with a sintering aid;
forming a stack which includes alternating layers comprising the ceramic precursor material and a layer comprising Cu; and
debindering and sintering the stack thereby forming the piezoelectric component having Cu electrodes and at least one piezoelectric ceramic layer comprising Pb1-x-y-[(2a-b)/2]-p/2V[(2a-b)/2-p/2]?CupBaxSry[(TizZr1-z)1-a-bWaREb]O3, where 0?x?0.035, 0?y?0.025, 0.42?z?0.5, 0.0045?a?0.009, 0.009?b?0.011, and 2a>b, p?2a-b.

US Pat. No. 10,475,578

MULTI-LAYER CERAMIC CAPACITOR

1. A dielectric composition comprising:a perovskite crystal structure containing at least Bi, Na, Sr and Ti,
wherein the dielectric composition includes a low-Bi phase in which a Bi concentration is not greater than 0.8 times a mean Bi concentration in the dielectric composition as a whole.

US Pat. No. 10,388,456

DIELECTRIC COMPOSITION, DIELECTRIC ELEMENT, ELECTRONIC COMPONENT AND LAMINATED ELECTRONIC COMPONENT

1. A dielectric composition comprising:a perovskite compound comprising a main component having Bi, Na, Sr, Ln and Ti,
wherein Ln is at least one type of a rare earth element, and
wherein a mean crystal grain size is between 0.1 ?m and 0.89 ?m.

US Pat. No. 10,774,011

LEAD-FREE HIGH-INSULATING CERAMIC COATING ZINC OXIDE ARRESTER VALVE AND PREPARATION METHOD THEREOF

TDK ELECTRONICS AG, Muni...

1. A method for preparing a zinc oxide surge arrester valve block having a lead-free insulating ceramic coating, the method comprising:preparing an initial powder from starting materials with the following mass percentages: ZnO: 86-95%; Bi2O3: 1.0-3.0%; Co3O4: 0.5-1.5%; Mn3O4: 0.2-1.0%; Sb2O3: 3.0-9.0%; NiO: 0.2-1.0%; and SiO2: 1.0-3.0%;
preparing a ceramic coating powder by mixing the initial powder, deionized water and first agate grinding balls, loading the mixture into a polyurethane ball mill jar, ball milling the mixture, and oven-drying and pulverizing a slurry resulting from the ball milling, wherein a ratio of a mass of the initial powder to a mass of the deionized water to a mass of the first agate grinding balls is 3:2:4;
preparing a ceramic coating slurry by mixing a PVA solution, the ceramic coating powder and second agate grinding balls, loading the mixture into a polyurethane ball mill jar and ball milling the mixture, wherein a ratio of a mass of the ceramic coating powder to a mass of the PVA solution to a mass of the second agate grinding balls is 1:0.6:3; and
spreading evenly the ceramic coating slurry on a side of a ZnO varistor element formed by pressing, once the slurry is dry, it is put into a heating furnace with a green body and integral debinding is performed, a resistor element resulting from debinding is sintered, the sintered green body undergoes abrasive disk processing and heat treatment; an end face of the heat-treated resistor element undergoes aluminum electrode spraying, to obtain the zinc oxide surge arrester valve block having a lead-free insulating ceramic coating.

US Pat. No. 10,770,867

ARRESTER

TDK Electronics AG, Muni...

1. An arrester comprising:at least one first and one second electrode;
a ceramic body for electrical isolation of the first and second electrodes,
wherein the first and second electrodes are spaced by a distance from one another in a direction of a transverse axis of the arrester,
wherein the distance between the first and second electrodes varies along a longitudinal axis of the arrester,
wherein each of the first and second electrodes has a central recess, and
wherein the central recesses are formed mutually opposite around the longitudinal axis of the arrester; and
a third electrode arranged between the first and second electrodes,
wherein the third electrode does not have a recess.

US Pat. No. 10,748,711

CAPACITOR ASSEMBLY

TDK ELECTRONICS AG, Muni...

1. A capacitor assembly comprisinga plurality of multilayer capacitors including a first multilayer capacitor and a second multilayer capacitor, each comprising ceramic layers and first and second electrodes arranged therebetween, and
a base comprising a substrate and conductor tracks wherein the conductor tracks lead from a top side of the substrate, said top side facing toward the plurality of multilayer capacitors, to an underside of the substrate, said underside facing away from the plurality of multilayer capacitors, wherein the base further comprises at least one slot extending between the first and second multilayer capacitors without cutting the base into two separate parts,
wherein each of the plurality of multilayer is capacitors are mechanically secured on the base and wherein the first and second electrodes are electrically contacted with the conductor tracks,
wherein each of the plurality of multilayer capacitors comprise external contacts arranged on an outer surface facing toward the base to provide a single-sided connection.

US Pat. No. 10,450,234

DIELECTRIC COMPOSITION, DIELECTRIC ELEMENT, ELECTRONIC COMPONENT AND LAMINATED ELECTRONIC COMPONENT

1. A dielectric composition comprising:particles comprising a perovskite crystal structure including at least Bi, Na, Sr and Ti; and
at least one element selected from the group consisting of La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Yb, Ba, Ca, Mg and Zn,
wherein a content of the at least one element selected from the group consisting of La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Yb, Ba, Ca, Mg and Zn is between 0.5 molar parts and 11.1 molar parts, defining a Ti content of the dielectric composition as 100 molar parts,
wherein 0.17???2.83, where ? is a molar ratio of Bi with respect to Sr in the dielectric composition,
wherein at least some of the particles include a low-Bi phase having a Bi concentration of no greater than 0.8 times a mean Bi concentration of the dielectric composition as a whole, and
wherein a total surface area of the low-Bi phase within the particles in a cross section of the dielectric composition is between 0.1% and 15% of the total surface area of the particles.

US Pat. No. 10,453,609

DIELECTRIC COMPOSITION, DIELECTRIC ELEMENT, ELECTRONIC COMPONENT AND MULTI-LAYER ELECTRONIC COMPONENT

1. A dielectric composition comprising:particles having a perovskite crystal structure including at least Bi, Na, Sr and Ti,
wherein at least some of the particles have a core-shell structure comprising a core portion and a shell portion, and
wherein a content of Bi present in the core portion is at least 1.2 times a content of Bi present in the shell portion.