324 patents
Page 13 of 17
Utility
Rotating Electrical Machine Control System
23 Jun 22
A rotating electrical machine control system that controls an alternating-current rotating electrical machine having two coil sets of an N phase arranged on the same stator core includes a first inverter, a second inverter, and an inverter control device that individually controls the two inverters such that currents of different phases flow through the two coil sets.
Subrata SAHA, Isao FUJIWARA
Filed: 17 Jun 20
Utility
Differential Device
23 Jun 22
A differential device includes a differential case (10) that has a flange portion (11) and a differential ring gear (40) that has a tooth portion, a fixed and supported portion (45), and a coupling portion.
Hiroyuki ONO, Yusuke SUZUKI
Filed: 27 Aug 18
Utility
Vehicle Drive Apparatus
16 Jun 22
A transmission mechanism is provided with an output gear drivingly coupled to at least one of a pair of output members and placed coaxially with the pair of output members.
Naoya JINNAI, Nozomu TAKAHASHI, Hiroaki SANJI
Filed: 3 Mar 22
Utility
Vehicle Drive Apparatus
16 Jun 22
A vehicle drive apparatus includes: a rotary electric machine disposed on a first axis; a differential gear mechanism disposed on a second axis; an output member disposed on the second axis; an inverter device; and a case.
Teppei YAMASHITA, Nozomu TAKAHASHI, Ryohei INOUE, Takeshi TORII, Daisuke YAMAOKA
Filed: 4 Mar 22
Utility
Vehicular Door Device
16 Jun 22
A vehicular door device includes a door-side engagement portion including a guide groove that includes a pair of side wall portions facing each other in a vehicle width direction and extends in an opening-closing operation direction of the door, a vehicle body-side engagement portion including a shaft-shaped engagement portion extending in an up-down direction of a vehicle, and an expansion mechanism provided in a second link arm.
Seiichi SUMIYA
Filed: 2 Dec 21
Utility
Vehicle Drive Apparatus
16 Jun 22
Naoya JINNAI, Nozomu TAKAHASHI, Hiroaki SANJI
Filed: 3 Mar 22
Utility
Vehicle Drive Apparatus
16 Jun 22
A transmission mechanism is provided with an output gear drivingly coupled to at least one of a pair of output members and placed coaxially with the pair of output members.
Naoya JINNAI, Nozomu TAKAHASHI, Hiroaki SANJI
Filed: 3 Mar 22
Utility
Vehicle Drive Apparatus
16 Jun 22
A transmission mechanism is provided with an output gear drivingly coupled to at least one of a pair of output members and placed coaxially with the pair of output members.
Naoya JINNAI, Nozomu TAKAHASHI, Hiroaki SANJI
Filed: 3 Mar 22
Utility
Airbag and Seat Apparatus for Vehicle
16 Jun 22
An airbag includes plural bag portions respectively including two sheet members attached to each other, and a welded portion at which the sheet members being in contact with each other are attached to each other.
Yasuhito KUREMATSU, Satoshi MASUDA, Tomokazu SEKI, Masaaki HASEGAWA, Tsuyoshi YAMAMOTO, Ryosuke MIZUNO, Makoto SAKAI
Filed: 15 Dec 20
Utility
Image Recognition Device and Image Recognition Program
16 Jun 22
An image recognition device involves successively extracting co-occurrence pairs in synchronization with a clock, setting a weighting for the portion connecting the input layer and the intermediate layer corresponding to the extracted co-occurrence pairs, and successively inputting a first vote to the input layer.
Hideo YAMADA, Ryuya MURAMATSU, Masatoshi SHIBATA, Hakaru TAMUKOH
Filed: 30 Mar 20
Utility
Vehicle Drive Apparatus
16 Jun 22
A transmission mechanism is provided with an output gear drivingly coupled to at least one of a pair of output members and placed coaxially with the pair of output members.
Naoya JINNAI, Nozomu TAKAHASHI, Hiroaki SANJI
Filed: 3 Mar 22
Utility
Vehicle Drive Apparatus
16 Jun 22
A transmission mechanism is provided with an output gear drivingly coupled to at least one of a pair of output members and placed coaxially with the pair of output members.
Naoya JINNAI, Nozomu TAKAHASHI, Hiroaki SANJI
Filed: 3 Mar 22
Utility
Periphery Monitoring Apparatus
9 Jun 22
A periphery monitoring apparatus includes: a display processing unit configured to display, on a display, a peripheral image representing a virtual gaze area including a virtual gaze point viewed from a virtual viewpoint in a virtual space in which a situation in a periphery of a vehicle is reflected, based on a captured image acquired by capturing an image of the periphery of the vehicle; and a change processing unit configured to change a viewpoint radius corresponding to a distance between the virtual gaze point and the virtual viewpoint and a viewing angle corresponding to a range of the virtual gaze area viewed from the virtual viewpoint in accordance with a change in a situation on a left side or a right side in a traveling direction of the vehicle.
Kinji Yamamoto, Kazuya Watanabe
Filed: 2 Dec 21
Utility
Image Processing Device and Image Processing Program
9 Jun 22
An image processing device can use a calculation formula based on an ellipse to approximate a base function of a reference GMM.
Hideo YAMADA, Masatoshi SHIBATA, Hakaru TAMUKOH, Shuichi ENOKIDA, Kazuki YOSHIHIRO
Filed: 30 Mar 20
Utility
Obstacle Detection Device, Method, and Program
2 Jun 22
An obstacle detection device includes: an ultrasonic sensor signal processing unit detecting, of a distance to an obstacle and a shape of the obstacle, at least the distance based on an output of an ultrasonic sensor disposed in a door of a vehicle, the ultrasonic sensor detecting the distance within a predetermined detection range by ultrasonic waves; a camera image processing unit detecting at least one of the distance and the shape based on an output of a camera of the vehicle, the camera imaging an area including a trajectory range of the door when being opened and a detection range of the ultrasonic sensor; and a controller performing an opening operation control of opening the door to a pop-up position based on detection results of the ultrasonic sensor signal processing unit and the camera image processing unit when the distance is less than a predetermined distance.
Kota Katahara, Ryu Miyashiro
Filed: 29 Nov 21
Utility
Position Estimation Method for Mobile Terminal, Position Estimation Device for Mobile Terminal and Position Estimation System for Mobile Terminal
26 May 22
A position estimation method for estimating a position of a mobile terminal includes: an acquisition step of acquiring distance values and radio wave intensity values between a plurality of communication devices provided in a vehicle and the mobile terminal by communicating the communication devices with the mobile terminal; a communication availability determination step of determining that a corresponding communication device is communicable when the distance value is equal to or less than a first predetermined value and the intensity value is equal to or more than a second predetermined value; and an estimation step of narrowing down a search range of the mobile terminal based on a distance value from the communication device having the smallest distance value of at least three of communication devices determined to be communicable in the communication availability determination step, and estimating the position of the mobile terminal.
Hideaki HIROSE, Takahiro KAKO, Michihiro OGURA, Hiroaki YAMAMOTO, Kenichi TAGUCHI, Nobuyasu MIWA
Filed: 17 Nov 21
Utility
Shift Device
26 May 22
A shift device includes: a shift switching member including plural valleys corresponding to shift positions; a driving unit including a motor, the motor including a rotor and a stator, and configured to drive the shift switching member; a temperature detecting unit configured to detect a temperature of the motor; and a control unit configured to adjust a control gain based on the temperature detected by the temperature detecting unit.
Atsuto OGINO, Kota ISHIKAWA, Kentaro BABA
Filed: 17 Nov 21
Utility
Rotor Manufacturing Method and Rotor Manufacturing Apparatus
26 May 22
This rotor manufacturing method includes the steps of: pressing a rotor core in a central axis direction by using a core pressing member; and fixing a shaft to the rotor core by performing, with the rotor core pressed, hydroforming that involves pressure-welding the shaft to an inner peripheral surface of a shaft insertion hole.
Takaaki KAWASHIMA, Yutaka HARA, Mariko SAITO
Filed: 21 May 20
Utility
Position Estimation Method for Mobile Terminal, Position Estimation Device for Mobile Terminal and Position Estimation System for Mobile Terminal
26 May 22
A position estimation method for estimating a position of a mobile terminal includes: an acquisition step of acquiring distance values and radio wave intensity values between communication devices provided in a vehicle and the mobile terminal by communicating the communication devices with the mobile terminal; a communication availability determination step of determining that a corresponding communication device is communicable when the distance value is not more than a first value and the intensity value is not less than a second value; an area determination step of, based on a result of the communication availability determination step and communication maps mapping communicable ranges of the communication devices, determining an area where the mobile terminal exists by superimposing the communication maps; and an estimation step of estimating the position of the mobile terminal based on a result of the area determination step.
Hideaki HIROSE, Takahiro Kako, Michihiro Ogura, Hiroaki Yamamoto, Kenichi Taguchi, Nobuyasu Miwa
Filed: 17 Nov 21
Utility
Door Handle Device
12 May 22
A door handle device provided on a door handle includes: a sensor electrode configured to detect locking and unlocking operations for locking and unlocking a lock of a door according to proximity of a user; a sensor IC configured to control the detection by the sensor electrode; an antenna configured to receive a radio wave propagated from a user terminal and containing an authentication key, and to transmit the radio wave to be propagated toward a periphery; a voltage induction coil configured to generate an induced electromotive force according to the radio wave; a detection unit configured to detect the induced electromotive force generated in the voltage induction coil; and an antenna driving determination unit configured to determine whether the radio wave has been transmitted to and received from the terminal via the antenna based on the induced electromotive force.
Takaaki KOIZUMI
Filed: 19 Oct 21