Patents by Inventor Kentaro Harada
Kentaro Harada has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Patent number: 12228623Abstract: In a magnetic sensor, first and second resistors are provided in a path that connects a power supply port and a first output port, and third and fourth resistors are provided in a path that connects a ground port and the first output port. In a direction parallel to an X direction, both of a distance between the first resistor and the second resistor and a distance between the third resistor and the fourth resistor are ?/2, and a distance between the first resistor and the third resistor is zero. A magnetization of a magnetization pinned layer in the first and fourth resistors contains a component in a ?X direction. The magnetization of the magnetization pinned layer in the second and third resistors contains a component in the X direction.Type: GrantFiled: February 22, 2023Date of Patent: February 18, 2025Assignee: TDK CORPORATIONInventors: Tsuyoshi Umehara, Kentaro Harada, Yongfu Cai
-
Patent number: 12158510Abstract: A method of designing a magnetic sensor that can easily accommodate various design conditions is provided. The method has: preparing magnetic sensors, wherein, for each magnetic sensor, magnetization directions of the first to fourth magnetically pinned layers form first to fourth angles ?1 to ?4 relative to a specific reference angle, respectively, and ?1=?3, ?2=?4, ?1??2, and each magnetic sensor has a value of ?1??2 that is different from values of ?1??2 of remaining magnetic sensors, for each magnetic sensor, obtaining a relationship between an angular range of the magnetization direction of the first to fourth magnetically free layers and an output range of the magnetic sensor, wherein the angular range satisfies a specific linear relationship between the magnetization direction and the output of the magnetic sensor, and selecting a magnetic sensor that satisfies required conditions for the angular range and the output range from among the magnetic sensors.Type: GrantFiled: January 31, 2023Date of Patent: December 3, 2024Assignee: TDK CorporationInventors: Tsuyoshi Umehara, Kentaro Harada, Takafumi Kobayashi
-
Publication number: 20240397218Abstract: A position detection device includes: a first magnetic field generator generating a first magnetic field; a driver opposed to the first magnetic field generator in a first-axis direction; and a magnetic field sensor detecting the first magnetic field. The driver causes the first magnetic field generator to move in a second-axis direction parallel to a first plane orthogonal to the first-axis direction. The first magnetic field generator is movable in the second-axis direction with respect to the driver and the magnetic field sensor. The driver is spaced from and overlaps a part of the first magnetic field generator in the first-axis direction, and extends across the part of the first magnetic field generator in a third-axis direction parallel to the first plane and orthogonal to the second-axis direction. A center position of the magnetic field sensor in the third-axis direction is different from that of the first magnetic field generator.Type: ApplicationFiled: May 16, 2024Publication date: November 28, 2024Applicant: TDK CORPORATIONInventor: Kentaro HARADA
-
Publication number: 20240377484Abstract: A magnetic sensor is provided that can attenuate a magnetic field in a direction that is perpendicular to the magnetic field detecting direction at a higher rate than the magnetic field in the magnetic field detecting direction. Magnetic sensor 1 has: first soft magnetic layer 3; a pair of second soft magnetic layers 4A, 4B that is positioned at a location that is different from first soft magnetic layer 3 in the Z direction of first soft magnetic layer 3; and magnetic field detecting element 2 that is positioned between first soft magnetic layer 3 and second soft magnetic layers 4A, 4B in the Z direction, wherein magnetic field detecting element 2 has a magnetic field detecting direction that is parallel to a direction in which the pair of second soft magnetic layers 4A, 4B is arranged.Type: ApplicationFiled: July 23, 2024Publication date: November 14, 2024Inventors: Kentaro HARADA, Tsuyoshi UMEHARA, Kenichi TAKANO
-
Publication number: 20240288882Abstract: An automated carrier includes a towing vehicle and a towed vehicle towed by the towing vehicle. The towed vehicle includes a marker associated with specification information of the towed vehicle stored in a computer mounted on the towing vehicle or in an external computer communicating with the towing vehicle. The towing vehicle includes a camera and a controller. The camera acquires a marker image by capturing an area comprising the marker on the towed vehicle. The controller acquires the specification information of the towed vehicle from the computer based on the marker image, and controls a drive unit of the towing vehicle based on the acquired specification information of the towed vehicle.Type: ApplicationFiled: February 23, 2024Publication date: August 29, 2024Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hiroto MURATA, Kentaro Harada, Keigo Oishi
-
Patent number: 12072399Abstract: A magnetic sensor is provided that can attenuate a magnetic field in a direction that is perpendicular to the magnetic field detecting direction at a higher rate than the magnetic field in the magnetic field detecting direction. Magnetic sensor 1 has: first soft magnetic layer 3; a pair of second soft magnetic layers 4A, 4B that is positioned at a location that is different from first soft magnetic layer 3 in the Z direction of first soft magnetic layer 3; and magnetic field detecting element 2 that is positioned between first soft magnetic layer 3 and second soft magnetic layers 4A, 4B in the Z direction, wherein magnetic field detecting element 2 has a magnetic field detecting direction that is parallel to a direction in which the pair of second soft magnetic layers 4A, 4B is arranged.Type: GrantFiled: July 31, 2023Date of Patent: August 27, 2024Assignee: TDK CorporationInventors: Kentaro Harada, Tsuyoshi Umehara, Kenichi Takano
-
Publication number: 20230384401Abstract: A magnetic sensor is provided that can attenuate a magnetic field in a direction that is perpendicular to the magnetic field detecting direction at a higher rate than the magnetic field in the magnetic field detecting direction. Magnetic sensor 1 has: first soft magnetic layer 3; a pair of second soft magnetic layers 4A, 4B that is positioned at a location that is different from first soft magnetic layer 3 in the Z direction of first soft magnetic layer 3; and magnetic field detecting element 2 that is positioned between first soft magnetic layer 3 and second soft magnetic layers 4A, 4B in the Z direction, wherein magnetic field detecting element 2 has a magnetic field detecting direction that is parallel to a direction in which the pair of second soft magnetic layers 4A, 4B is arranged.Type: ApplicationFiled: July 31, 2023Publication date: November 30, 2023Inventors: Kentaro HARADA, Tsuyoshi UMEHARA, Kenichi TAKANO
-
Publication number: 20230350062Abstract: A position detection device includes a magnetic sensor and a first magnetic field generator. The first magnetic field generator is disposed to be spaced from and face the magnetic sensor in a first-axis direction, includes a first multipolar magnet, and generates a first magnetic field to be exerted on the magnetic sensor, the first multipolar magnet including N poles and S poles, the N and S poles being adjacent in the first-axis direction. The magnetic sensor and the first magnetic field generator are provided to be relatively movable with respect to each other in a second-axis direction orthogonal to the first-axis direction. A center position of the magnetic sensor in a third-axis direction orthogonal to both the first-axis direction and the second-axis direction is different from a center position of the first multipolar magnet in the third-axis direction.Type: ApplicationFiled: April 27, 2022Publication date: November 2, 2023Applicant: TDK CORPORATIONInventors: Yongfu CAI, Kentaro HARADA
-
Patent number: 11762044Abstract: A magnetic sensor is provided that can attenuate a magnetic field in a direction that is perpendicular to the magnetic field detecting direction at a higher rate than the magnetic field in the magnetic field detecting direction. Magnetic sensor 1 has: first soft magnetic layer 3; a pair of second soft magnetic layers 4A, 4B that is positioned at a location that is different from first soft magnetic layer 3 in the Z direction of first soft magnetic layer 3; and magnetic field detecting element 2 that is positioned between first soft magnetic layer 3 and second soft magnetic layers 4A, 4B in the Z direction, wherein magnetic field detecting element 2 has a magnetic field detecting direction that is parallel to a direction in which the pair of second soft magnetic layers 4A, 4B is arranged.Type: GrantFiled: June 29, 2022Date of Patent: September 19, 2023Assignee: TDK CorporationInventors: Kentaro Harada, Tsuyoshi Umehara, Kenichi Takano
-
Publication number: 20230280419Abstract: In a magnetic sensor, first and second resistors are provided in a path that connects a power supply port and a first output port, and third and fourth resistors are provided in a path that connects a ground port and the first output port. In a direction parallel to an X direction, both of a distance between the first resistor and the second resistor and a distance between the third resistor and the fourth resistor are ?/2, and a distance between the first resistor and the third resistor is zero. A magnetization of a magnetization pinned layer in the first and fourth resistors contains a component in a ?X direction. The magnetization of the magnetization pinned layer in the second and third resistors contains a component in the X direction.Type: ApplicationFiled: February 22, 2023Publication date: September 7, 2023Applicant: TDK CORPORATIONInventors: Tsuyoshi UMEHARA, Kentaro Harada, Yongfu Cai
-
Publication number: 20230176151Abstract: A method of designing a magnetic sensor that can easily accommodate various design conditions is provided. The method has: preparing magnetic sensors, wherein, for each magnetic sensor, magnetization directions of the first to fourth magnetically pinned layers form first to fourth angles ?1 to ?4 relative to a specific reference angle, respectively, and ?1=?3, ?2=?4, ?1??2, and each magnetic sensor has a value of ?1-?2 that is different from values of ?1-?2 of remaining magnetic sensors, for each magnetic sensor, obtaining a relationship between an angular range of the magnetization direction of the first to fourth magnetically free layers and an output range of the magnetic sensor, wherein the angular range satisfies a specific linear relationship between the magnetization direction and the output of the magnetic sensor, and selecting a magnetic sensor that satisfies required conditions for the angular range and the output range from among the magnetic sensors.Type: ApplicationFiled: January 31, 2023Publication date: June 8, 2023Inventors: Tsuyoshi UMEHARA, Kentaro HARADA, Takafumi KOBAYASHI
-
Patent number: 11598827Abstract: A method of designing a magnetic sensor that can easily accommodate various design conditions is provided. The method has: preparing magnetic sensors, wherein, for each magnetic sensor, magnetization directions of the first to fourth magnetically pinned layers form first to fourth angles ?1 to ?4 relative to a specific reference angle, respectively, and ?1=?3, ?2=?4, ?1??2, and each magnetic sensor has a value of ?1-?2 that is different from values of 01-02 of remaining magnetic sensors, for each magnetic sensor, obtaining a relationship between an angular range of the magnetization direction of the first to fourth magnetically free layers and an output range of the magnetic sensor, wherein the angular range satisfies a specific linear relationship between the magnetization direction and the output of the magnetic sensor, and selecting a magnetic sensor that satisfies required conditions for the angular range and the output range from among the magnetic sensors.Type: GrantFiled: December 7, 2021Date of Patent: March 7, 2023Assignee: TDK CorporationInventors: Tsuyoshi Umehara, Kentaro Harada, Takafumi Kobayashi
-
Patent number: 11580132Abstract: A cloud computing system, which works in cooperation with a plurality of relay devices, is configured to receive measurement data transmitted from each of the relay devices arranged in respective bases and perform accumulation processing in a hierarchical structure of a logical tree form in a measurement database, and perform aggregation analysis processing on the measurement data subjected to the accumulation processing in the respective bases and for each integration target between the bases. The aggregation analysis processing is performed on the measurement data for the each integration target between the bases by recognizing a relationship between the bases under the same starting point on the basis of a measurement unit of a measurement value or a type of a measurement source as for the value in the source accumulated in the database as an ending point of the hierarchical structure.Type: GrantFiled: February 26, 2018Date of Patent: February 14, 2023Assignee: Teclock SmartSolutionsCo., Ltd.Inventor: Kentaro Harada
-
Patent number: 11561079Abstract: Magnetic sensor assembly 1 has first member 10 having first to third magnetic sensors 13A to 13C, and second member 20 having first to third magnets 22A to 22C. Second member 20 can be moved in X and Y directions and can be rotated about a Z axis relative to first member 10. Output of first to third magnetic sensors 13A to 13C monotonously changes. A change of the output of first magnetic sensor and a change of the output of second magnetic sensor are different from each other. First to third magnets are positioned on first to third straight lines L1 to L3. A first angle that is formed between first straight line L1 and X axis, a second angle that is formed between second straight line L2 and X axis, and a third angle that is formed between third straight line L3 and Y axis are same.Type: GrantFiled: October 15, 2021Date of Patent: January 24, 2023Assignee: TDK CorporationInventors: Kentaro Harada, Tsuyoshi Umehara
-
Patent number: 11500357Abstract: A computing system is configured to analyze both measurement data and indicator data as big data aggregated in measurement database and indicator database by deep learning for each lot of a part or for each lot of a finished product and a part pre-associated with each other, and also for each consolidation target between bases subordinate to the same start point corresponding to identification information that specifies a business user of the computing system. Analysis target layers by the deep learning are a three-layer serial hierarchical structure containing a production condition layer and an environment condition layer as a start point for analysis of a part layer, or a four-layer serial hierarchical structure containing a part layer, a production condition layer, and an environment condition layer as a start point for analysis of a finished product layer.Type: GrantFiled: November 21, 2018Date of Patent: November 15, 2022Assignee: Teclock Smartsolutions Co., Ltd.Inventor: Kentaro Harada
-
Publication number: 20220334201Abstract: A magnetic sensor is provided that can attenuate a magnetic field in a direction that is perpendicular to the magnetic field detecting direction at a higher rate than the magnetic field in the magnetic field detecting direction. Magnetic sensor 1 has: first soft magnetic layer 3; a pair of second soft magnetic layers 4A, 4B that is positioned at a location that is different from first soft magnetic layer 3 in the Z direction of first soft magnetic layer 3; and magnetic field detecting element 2 that is positioned between first soft magnetic layer 3 and second soft magnetic layers 4A, 4B in the Z direction, wherein magnetic field detecting element 2 has a magnetic field detecting direction that is parallel to a direction in which the pair of second soft magnetic layers 4A, 4B is arranged.Type: ApplicationFiled: June 29, 2022Publication date: October 20, 2022Inventors: Kentaro HARADA, Tsuyoshi UMEHARA, Kenichi TAKANO
-
Patent number: 11408950Abstract: A magnetic sensor is provided that can attenuate a magnetic field in a direction that is perpendicular to the magnetic field detecting direction at a higher rate than the magnetic field in the magnetic field detecting direction. Magnetic sensor 1 has: first soft magnetic layer 3; a pair of second soft magnetic layers 4A, 4B that is positioned at a location that is different from first soft magnetic layer 3 in the Z direction of first soft magnetic layer 3; and magnetic field detecting element 2 that is positioned between first soft magnetic layer 3 and second soft magnetic layers 4A, 4B in the Z direction, wherein magnetic field detecting element 2 has a magnetic field detecting direction that is parallel to a direction in which the pair of second soft magnetic layers 4A, 4B is arranged.Type: GrantFiled: September 29, 2020Date of Patent: August 9, 2022Assignee: TDK CorporationInventors: Kentaro Harada, Tsuyoshi Umehara, Kenichi Takano
-
Publication number: 20220229124Abstract: A method of designing a magnetic sensor that can easily accommodate various design conditions is provided. The method has: preparing magnetic sensors, wherein, for each magnetic sensor, magnetization directions of the first to fourth magnetically pinned layers form first to fourth angles ?1 to ?4 relative to a specific reference angle, respectively, and ?1=?3, ?2=?4, ?1??2, and each magnetic sensor has a value of ?1-?2 that is different from values of 01-02 of remaining magnetic sensors, for each magnetic sensor, obtaining a relationship between an angular range of the magnetization direction of the first to fourth magnetically free layers and an output range of the magnetic sensor, wherein the angular range satisfies a specific linear relationship between the magnetization direction and the output of the magnetic sensor, and selecting a magnetic sensor that satisfies required conditions for the angular range and the output range from among the magnetic sensors.Type: ApplicationFiled: December 7, 2021Publication date: July 21, 2022Inventors: Tsuyoshi UMEHARA, Kentaro HARADA, Takafumi KOBAYASHI
-
Publication number: 20220128345Abstract: Magnetic sensor assembly 1 has first member 10 having first to third magnetic sensors 13A to 13C, and second member 20 having first to third magnets 22A to 22C. Second member 20 can be moved in X and Y directions and can be rotated about a Z axis relative to first member 10. Output of first to third magnetic sensors 13A to 13C monotonously changes. A change of the output of first magnetic sensor and a change of the output of second magnetic sensor are different from each other. First to third magnets are positioned on first to third straight lines L1 to L3. A first angle that is formed between first straight line L1 and X axis, a second angle that is formed between second straight line L2 and X axis, and a third angle that is formed between third straight line L3 and Y axis are same.Type: ApplicationFiled: October 15, 2021Publication date: April 28, 2022Inventors: Kentaro HARADA, Tsuyoshi UMEHARA
-
Publication number: 20210123992Abstract: A magnetic sensor is provided that can attenuate a magnetic field in a direction that is perpendicular to the magnetic field detecting direction at a higher rate than the magnetic field in the magnetic field detecting direction. Magnetic sensor 1 has: first soft magnetic layer 3; a pair of second soft magnetic layers 4A, 4B that is positioned at a location that is different from first soft magnetic layer 3 in the Z direction of first soft magnetic layer 3; and magnetic field detecting element 2 that is positioned between first soft magnetic layer 3 and second soft magnetic layers 4A, 4B in the Z direction, wherein magnetic field detecting element 2 has a magnetic field detecting direction that is parallel to a direction in which the pair of second soft magnetic layers 4A, 4B is arranged.Type: ApplicationFiled: September 29, 2020Publication date: April 29, 2021Inventors: Kentaro HARADA, Tsuyoshi UMEHARA, Kenichi TAKANO