DENSO CORPORATION patent applications on February 27th, 2025

Patent Applications by DENSO CORPORATION on February 27th, 2025

DENSO CORPORATION: 21 patent applications

DENSO CORPORATION has applied for patents in the areas of B60H1/00 (1), H01L23/498 (1), G06Q50/04 (1), G06T7/73 (1), G06V20/58 (1) B60H1/00021 (1), G06V20/58 (1), H02P6/32 (1), H02M3/33569 (1), H02K3/522 (1)

With keywords such as: unit, information, control, power, device, side, sensor, vehicle, communication, and circuit in patent application abstracts.

Patent Applications by DENSO CORPORATION

20250065688. BLOWER DEVICE_simplified_abstract_(denso corporation)

Inventor(s): Kenichirou MAEDA of Kariya-city (JP) for denso corporation

IPC Code(s): B60H1/00

CPC Code(s): B60H1/00021

Abstract: a blower device includes a centrifugal fan that sucks air from one side of the blower device in an axial direction, and an air flow guide disposed between the centrifugal fan and the other side of the blower device in the axial direction. a first air flow from the centrifugal fan is bent toward the other side in the axial direction. a second air flow from the centrifugal fan is bent toward the other side in the axial direction, and then bent inward in the radial direction. a ratio of a pressure loss in the second air flow to a pressure loss in the first air flow before a downstream end of the air flow guide is smaller than a ratio of a pressure loss in the second air flow to a pressure loss in the first air flow before an upstream end of the air flow guide.

20250065750. POWER SUPPLY APPARATUS AND POWER SUPPLY SYSTEM_simplified_abstract_(denso corporation)

Inventor(s): Hayato SUMIYA of Kariya-city (JP) for denso corporation, Eisuke TAKAHASHI of Kariya-city (JP) for denso corporation, Nobuhisa YAMAGUCHI of Kariya-city (JP) for denso corporation, Hiroshi FUJIMOTO of Tokyo (JP) for denso corporation, Osamu SHIMIZU of Tokyo (JP) for denso corporation

IPC Code(s): B60L53/62, B60L53/12, B60L53/30, H02J50/00, H02J50/12, H02J50/50

CPC Code(s): B60L53/62

Abstract: a power supply apparatus includes a power reception coil mounted to a moving object, a plurality of relay coils, and a power reception circuit connected with the power reception coil. the relay coils are configured to successively relay supply of electric power from a power transmission coil, which is arranged along a surface on which the moving object moves, to the power reception coil during movement of the moving object. each of the relay coils includes a first coil and a second coil, which are configured to be magnetic-field-coupled respectively to the power transmission coil and the power reception coil, and a connection circuit that connects the first and second coils. the connection circuit includes at least one resonance capacitor involved in setting of a resonance frequency of at least one of the first and second coils. the at least one resonance capacitor has a parallel characteristic.

20250065848. SENSOR CLEANING APPARATUS,SENSOR CLEANING METHOD, AND SENSOR CLEANING PROGRAM_simplified_abstract_(denso corporation)

Inventor(s): Shota ADACHI of Kariya-city (JP) for denso corporation

IPC Code(s): B60S1/54, B60S1/52, B60W50/02, B60W60/00

CPC Code(s): B60S1/54

Abstract: a sensor cleaning apparatus detects an object in a vicinity of a vehicle from information acquired by at least one sensor monitoring the vehicle vicinity, detects contamination on the sensor, and continues air cleaning in which high-pressure air is sprayed onto the sensor for a predetermined air cleaning time, in response to detecting that water droplets are attached to a sensor surface of the sensor. the sensor cleaning apparatus controls autonomous driving of the vehicle using information on the object detected, and outputs a command to clean the sensor with a cleaning liquid, in response to detecting contamination on the sensor and determining that cleaning with the liquid cleaner is possible. the sensor cleaning apparatus controls at least one liquid cleaning actuator to clean the sensor by spraying the cleaning liquid based on the command, and notifies that the sensor is being cleaned with the cleaning liquid.

20250066017. DRIVE DEVICE AND DRIVING CONTROL DEVICE_simplified_abstract_(denso corporation)

Inventor(s): Shinsuke KAWAZU of Kariya-city (JP) for denso corporation, Mariko HASHIMOTO of Kariya-city (JP) for denso corporation, Hideaki SUZUKI of Kariya-city (JP) for denso corporation, Yuichi TAKEMURA of Kariya-city (JP) for denso corporation

IPC Code(s): B64C29/00, H02P5/51, H02P29/028

CPC Code(s): B64C29/00

Abstract: an epu includes a first ds and a second ds. the first ds includes a first motor and a first inverter control unit. the second ds includes a second motor and a second inverter control unit. the first motor and the second motor are connected to a propeller via an epu shaft. the epu shaft drives and rotates a propeller according to outputs of the motor. the first inverter control unit controls the first motor so that the output of the first motor and the output of the second motor become a same. the second inverter control unit controls the second motor so that the output of the first motor and the output of the second motor become same as each other.

20250067812. VEHICLE BATTERY ASSESSMENT SYSTEM_simplified_abstract_(denso corporation)

Inventor(s): Tomomi ASAI of Kariya-city (JP) for denso corporation, Yoshikazu KUSANO of Kariya-city (JP) for denso corporation, Nobuo YAMAMOTO of Kariya-city (JP) for denso corporation, Shogo SUZUKI of Kariya-city (JP) for denso corporation, Hiroyasu SUZUKI of Kariya-city (JP) for denso corporation, Keisuke GOTO of Kariya-city (JP) for denso corporation

IPC Code(s): G01R31/392, B60L58/16, G01R31/367, G01R31/382, G01R31/396

CPC Code(s): G01R31/392

Abstract: a vehicle battery assessment system includes an information acquisition unit, a learned model acquisition unit, a remaining life assessment unit, and an assessment result output unit. the information acquisition unit acquires at least vehicle information of a vehicle installed with a battery and usage history information of the battery. the learned model acquisition unit acquires a learned model that is created in advance by setting at least the vehicle information of the vehicle and the usage history information of the battery as explanatory variables, and the remaining life of the battery as a target variable. the remaining life assessment unit assesses the remaining life of the battery based on the vehicle information and the usage history information acquired by the information acquisition unit and the learned model. the assessment result output unit outputs the assessment result of the remaining life assessment unit.

20250067817. CURRENT LEAKAGE DETECTION DEVICE_simplified_abstract_(denso corporation)

Inventor(s): Tomomichi MIZOGUCHI of Kariya-city (JP) for denso corporation

IPC Code(s): G01R31/52, B60L3/00, G01R31/00

CPC Code(s): G01R31/52

Abstract: a current leakage detection device includes a first voltage-dividing circuit, a second voltage-dividing circuit, a switching unit, and a controller configured to detect current leakage. the controller performs: a first input step of switching the second voltage-dividing circuit to the current-carrying state and inputting a first divided voltage value from the first voltage-dividing circuit and a second divided voltage value from the second voltage-dividing circuit; a second input step of switching the second voltage-dividing circuit to the current-blocked state and inputting a third divided voltage value from the first voltage-dividing circuit; a characteristic determination step of determining whether there is an abnormality in the first voltage-dividing circuit and the second voltage-dividing circuit based on the first divided voltage value and the second divided voltage value; and a current leakage detection step of detecting the current leakage based on the first divided voltage value and the third divided voltage value.

20250067866. COMMUNICATION CONTROL DEVICE, COMMUNICATION CONTROL METHOD, AND STORAGE MEDIUM_simplified_abstract_(denso corporation)

Inventor(s): Tetsuya AOYAMA of Kariya-city (JP) for denso corporation

IPC Code(s): G01S13/93, G01S7/40

CPC Code(s): G01S13/93

Abstract: the communication control device is configured to control communication between a central unit and a sensor unit in a sensor system having the central unit as a master device and the sensor unit as a slave device. the communication control device has: a sensitivity acquiring unit, that acquires a sensitivity status of the sensor unit during a detection operation in the sensor unit, the sensitivity status being defined as either a high sensitivity status or a low sensitivity status that is lower than the high sensitivity status, and a communication control unit that communicates special communication signals when the sensitivity acquiring unit acquires the low sensitivity status, the special communication signals being communication signals that are noise sources in the detection operation.

20250068028. DISPLAY DEVICE AND DISPLAY OPTICAL COMPONENT_simplified_abstract_(denso corporation)

Inventor(s): Shinsuke HISATSUGU of Kariya-city (JP) for denso corporation, Masato ISHII of Kariya-city (JP) for denso corporation, Atsushi HIRAKAWA of Kariya-city (JP) for denso corporation

IPC Code(s): G02F1/29, B32B7/02, B32B27/08, B32B27/30, B32B27/36, B60K35/22, G02B27/00

CPC Code(s): G02F1/291

Abstract: a display device includes: a plurality of display units; a display optical component that is placed to direct display light from the display units toward the viewer area, and has a plurality of layers. the total numerical number of the display optical component is one. the plurality of layers include: a base material layer; an optical function-applying layer that applies an optical function to the display optical component; and a balancer layer that balances stress with stress at a position close to the optical function-applying layer, wherein the balancer layer and the optical function-applying layer sandwich the base material layer.

20250068990. INFORMATION PROCESSING DEVICE, MANUFACTURING HISTORY DISPLAY SYSTEM, MANUFACTURING HISTORY DISPLAY METHOD, AND NON-TRANSITORY COMPUTER READABLE MEDIUM STORING MANUFACTURING HISTORY DISPLAY PROGRAM_simplified_abstract_(denso corporation)

Inventor(s): TATSUYA OKABE of Kariya-city (JP) for denso corporation, HARUHIKO NAMIKI of Kariya-city (JP) for denso corporation

IPC Code(s): G06Q10/063, G06K7/14, G06Q50/04

CPC Code(s): G06Q10/063

Abstract: disclosed is a technique of technique of processing manufacturing history information. attachment information attached to a product is read. the attachment information is associated with manufacturing history information of the product. the manufacturing history information associated with the attachment information is acquired from a server based on the read attachment information. the manufacturing history information is displayed on a display unit based on the acquired manufacturing history information. the manufacturing history information is information in which multiple pieces of process information are stored in time series. the multiple pieces of the process information indicate steps of a process related to manufacture of the product. one piece of the process information included in the manufacturing history information is displayed on the display unit, and the process information displayed on the display unit is transitioned in a time series in response to a user operation.

20250069412. RECOGNITION SYSTEM, RECOGNITION DEVICE, RECOGNITION METHOD, NON-TRANSITORY COMPUTER READABLE STORAGE MEDIUM, AND RECOGNITION DATA GENERATION METHOD_simplified_abstract_(denso corporation)

Inventor(s): SUGURU YAMAZAKI of Kariya-city (JP) for denso corporation, KENJI MUTO of Kariya-city (JP) for denso corporation

IPC Code(s): G06V20/58, G01S7/48, G01S17/89, G06V10/26

CPC Code(s): G06V20/58

Abstract: a target moving object movable in a scanning space scanned by illumination light is recognized. scanning data including a far side point group is acquired as a scanning point group on a far side of a reflector in a scanning direction in which the reflector is disposed in a focus range having a reflection characteristic on a high reflection side. recognition data is generated by excluding, from the far side point group for a recognition target, a part of the far side point group corresponding to a symmetrical point group in a symmetrical area of the position on the far side of the reflector. the symmetrical point group corresponds to a scanning point group of a real image that causes a virtual image to appear at the position on the far side of the reflector.

20250069414. ROAD SHAPE ESTIMATION METHOD AND APPARATUS_simplified_abstract_(denso corporation)

Inventor(s): Hiroyuki OTSU of Kariya-city (JP) for denso corporation

IPC Code(s): G06V20/56, G01S7/526, G01S15/931, G06T7/50, G06V10/77

CPC Code(s): G06V20/588

Abstract: a processor of a road shape estimation apparatus is configured to execute road-shape estimation program instructions to accordingly (i) estimate a shape of a road located on a traveling course of an own vehicle based on an estimated-point cloud acquired by at least one object recognition sensor mounted to the own vehicle, the estimated-point cloud comprising an assembly of estimated points on the road located on the traveling course of an own vehicle, and (ii) compensate for a decrease in an estimation accuracy of the shape of the road based on the estimated-point cloud using a result of learning, based on complex position data of the own vehicle, information about the shape of the road, the complex position data of the own vehicle including at least one of three-dimensional position of the own vehicle and attitude data of the own vehicle.

20250069967. SEMICONDUCTOR DEVICE_simplified_abstract_(denso corporation)

Inventor(s): Akinori SAKAKIBARA of Toyota-city (JP) for denso corporation, Takanori KAWASHIMA of Toyota-city (JP) for denso corporation, Shingo TSUCHIMOCHI of Toyota-city (JP) for denso corporation, Shoichiro OMAE of Kariya-city (JP) for denso corporation

IPC Code(s): H01L23/13, H01L23/31, H01L23/498, H01L25/065, H01L25/07

CPC Code(s): H01L23/13

Abstract: a semiconductor device includes a first insulating circuit board, a semiconductor element on the first insulating circuit board, and an encapsulating body. the first insulating circuit board includes a first insulating substrate, and a first inner conductor layer, and a first outer conductor layer. the first inner conductor layer is electrically connected to a first electrode of the semiconductor element inside of the encapsulating body. the first outer conductor layer is exposed from a surface of the encapsulating body. the first inner conductor layer has a first thin-wall portion a thickness of which reduces toward an outer side, along an outer peripheral edge of the first inner conductor layer with a first width. the first outer conductor layer (i) does not have or (ii) has a second thin-wall portion along the outer peripheral edge of the first outer conductor layer with a second width.

20250070474. ANTENNA DEVICE_simplified_abstract_(denso corporation)

Inventor(s): JUNGAUN LEE of Nisshin-shi (JP) for denso corporation, TOSHIHIKO TAKAHATA of Nisshin-shi (JP) for denso corporation, TOSHIFUMI SHIROSAKI of Nisshin-shi (JP) for denso corporation, JIRO HIROKAWA of Meguro-ku (JP) for denso corporation, TAKASHI TOMURA of Meguro-ku (JP) for denso corporation

IPC Code(s): H01Q13/26, H01Q13/10

CPC Code(s): H01Q13/26

Abstract: an antenna device includes: a waveguide section to propagate radio waves; and a cavity section forming a cavity to communicate with the waveguide path via a power supply opening located on one side of the waveguide section in a first direction. the cavity section includes: a first wall having the power supply opening; a second wall opposing the first wall and having radiation apertures, and a side wall that connects the first wall and the second wall. the side wall has an inclined surface on one side and the other side of the power supply opening in a second direction perpendicular to the first direction such that a distance from the power supply opening in the second direction increases toward the one side in the first direction.

20250070606. ROTOR HOUSING_simplified_abstract_(denso corporation)

Inventor(s): HIROYUKI TSUCHIYA of Kariya-city (JP) for denso corporation, KOJI KATO of Toyohashi-shi (JP) for denso corporation

IPC Code(s): H02K1/28

CPC Code(s): H02K1/28

Abstract: a rotor of a rotating electric machine has a rotor housing and a magnet. the rotor housing is cylindrical and includes a cylindrical portion that holds the magnet of the rotor, and an end plate portion that is joined to an axial end of the cylindrical portion and to which a shaft, which is a rotating axis, is fixed. the cylindrical portion and the end plate portion are formed separately and are joined together to form an integral body.

20250070608. STATOR FOR ROTARY ELECTRIC MACHINE_simplified_abstract_(denso corporation)

Inventor(s): MANABU YAMAJI of Kariya-city (JP) for denso corporation, NOBUO ISOGAI of Kariya-city (JP) for denso corporation, ATSUO ISHIZUKA of Kariya-city (JP) for denso corporation

IPC Code(s): H02K3/28, H02K3/34

CPC Code(s): H02K3/28

Abstract: a stator includes: a stator core that is shaped in a tubular form and has a plurality of slots; and a plurality of conductor segments that are inserted into the slots and are electrically connected with each other to form a stator coil. each conductor segment has: an electrical conductor that is shaped in a linear form; an electrical insulation film that covers a periphery of the electrical conductor; a plurality of capsules that are hollow and are dispersed inside the electrical insulation film; and a bend that forms a bent-back shape on the conductor segment at an end portion of the stator core which faces in an axial direction. among the plurality of capsules, capsules located at an outer periphery of the bend and capsules located at an inner periphery of the bend are respectively shaped in an ellipsoid form at each of the plurality of conductor segments.

20250070610. STATOR AND ROTATING ELECTRIC MACHINE_simplified_abstract_(denso corporation)

Inventor(s): YUKI WATANABE of Kariya-city (JP) for denso corporation, TAKUMI SUZUKI of Kariya-city (JP) for denso corporation, SHINJI SANTO of Kariya-city (JP) for denso corporation

IPC Code(s): H02K3/52

CPC Code(s): H02K3/522

Abstract: a stator includes a stator core, a bobbin, a coil, and a pressing member. the stator core is formed of a plurality of core sheets stacked in an axial direction. the stator core has an annular yoke portion and teeth extending inwardly from the yoke portion. the bobbin covers the teeth. the coil is wound on the bobbin. the pressing member has an abutting part that contacts an axial end surface of the yoke portion.

20250070678. ISOLATED POWER SUPPLY DEVICE_simplified_abstract_(denso corporation)

Inventor(s): Atsuki ASANO of Kariya-city (JP) for denso corporation, Yoshinori HAYASHI of Kariya-city (JP) for denso corporation

IPC Code(s): H02M3/335

CPC Code(s): H02M3/33569

Abstract: an isolated power supply device includes a plurality of transformers having input windings and cores. the input windings are connected to a dc power supply. output sides of the transformers are connected to power feeding targets. at least two of the transformers have control windings. the isolated power supply device includes a control switch, control wirings, and a common wiring. first terminals of the control windings are connected to the ground. second terminals of the control windings are connected to first terminals of the corresponding control wirings. second terminals of the control wirings are connected to the common wiring. the isolated power supply device further includes a control unit that turns on and off the control switch based on a voltage value of the common wiring.

20250070695. CONTROL DEVICE FOR ROTARY ELECTRIC MACHINE_simplified_abstract_(denso corporation)

Inventor(s): MASAHIRO SEGUCHI of Kariya-city (JP) for denso corporation

IPC Code(s): H02P6/32, H02K19/12, H02P6/10, H02P27/06

CPC Code(s): H02P6/32

Abstract: a control device is applied to a system including a rotary electric machine having a stator having a stator winding and a rotor having a field winding. the control device includes an operation unit that operates a current flowing through the stator winding and a field current flowing through the field winding in order to control a torque of the rotary electric machine to a command torque, and a determination unit that determines whether the command torque increases suddenly. the operation unit increases a degree of excitation of the field winding during a predetermined period from when it is determined that the command torque suddenly increase until the torque of the rotary electric machine converges to the command torque, compared to the degree of excitation of the field winding during a period after the predetermined period.

20250071187. IN-VEHICLE COMMUNICATION DEVICE AND PUSH SERVER_simplified_abstract_(denso corporation)

Inventor(s): Keisuke IKUSHIMA of Kariya-city (JP) for denso corporation

IPC Code(s): H04L67/55, G06F1/329, H04L67/12

CPC Code(s): H04L67/55

Abstract: an in-vehicle communication device transmits, to an in-vehicle electronic control unit, push data in response to receiving the push data from a push server. the push server transmits the push data in response to reception of a transmission request of the push data from an application server. the in-vehicle communication device includes a notification monitoring unit monitoring notification of startup request transmitted from the push server using a first communication method, and a reception control unit receiving the push data transmitted from the push server using a second communication method. the first communication method requires a lower standby power consumption than the second communication method, and the second communication method allows a longer data length of push data than the first communication method.

DENSO CORPORATION patent applications on February 27th, 2025