Patents Assigned to Denso Wave Incorporated
  • Publication number: 20230381950
    Abstract: A robot control system displays, on the display, information relating to a robot, sets a limit parameter set for limiting a motion of the robot based on an input by a user, the limit parameter set corresponding to a scene in which the robot moves, and executes a motion program of the robot, where execution of the motion program: (a) applies the limit parameter set to the robot, and switches the limit parameter set applied to the robot, (b) controls a motion of the robot according to the limit parameter set applied to the robot, and (c) stops execution of the motion program prior to switching from a first limit parameter set, which is the limit parameter set, to a second parameter set, which is a limit parameter set that is different from the first limit parameter set, and displays the second limit parameter set on the display.
    Type: Application
    Filed: May 26, 2023
    Publication date: November 30, 2023
    Applicant: DENSO WAVE INCORPORATED
    Inventor: Anna MATSUDO
  • Publication number: 20230381966
    Abstract: A robot control system sets a plurality of limit parameter sets for limiting a motion of the robot based on an input by a user, in which each of the plurality of limit parameter sets corresponds to a scene in which the robot moves, and includes a main parameter set and one of a plurality of sub-parameter sets, the main parameter set including at least one limit parameter, each of the plurality of sub-parameter sets including at least one limit parameter, and the plurality of sub-parameter sets being dependent on the main parameter set, applies one of the set plurality of limit parameter sets to the robot, controls a motion of the robot according to applied one of the plurality of limit parameter sets, and switches the plurality of limit parameter sets at least by switching one of the plurality of sub-parameter sets.
    Type: Application
    Filed: May 26, 2023
    Publication date: November 30, 2023
    Applicant: DENSO WAVE INCORPORATED
    Inventors: Noritaka TAKAMURA, Tetsuya SATO
  • Patent number: 11824343
    Abstract: An output module includes a first connection terminal, a second connection terminal, a power supply terminal, a controller, an output device, and a first cutoff switch. The first connection terminal is connected to a high potential side terminal of an external load. The second connection terminal is connected to a low potential side terminal of the external load. The power supply terminal is provided with an external power supply from an external power source. The output device is configured to operate by receiving a power supply generated by or based on the external power supply and to output an analog voltage or an analog current of a value instructed by the controller toward the first connection terminal. The first cutoff switch is configured to be controlled by the controller to open and close a first path between the second connection terminal and a ground.
    Type: Grant
    Filed: November 5, 2021
    Date of Patent: November 21, 2023
    Assignee: DENSO WAVE INCORPORATED
    Inventor: Takaaki Maekawa
  • Patent number: 11812145
    Abstract: An imaging device in which an autofocus function can be performed without using brightness information is provided. In an imaging device according to one aspect, a density of points obtained by plotting two-dimensional point data of a plurality of event data as points on a plane, the event data outputted from an imaging element in a predetermined period in a state in which a focal point of a light receiving lens is adjusted by an adjustment mechanism, is calculated as a point density. When the point density is calculated, a control unit drives and controls the adjustment mechanism based on comparison results between the point density currently calculated and the point density last calculated to thereby adjust the focal point toward the in-focus position. In another aspect, an imaging device having an autofocus function can be provided without using event data.
    Type: Grant
    Filed: March 23, 2022
    Date of Patent: November 7, 2023
    Assignee: DENSO WAVE INCORPORATED
    Inventor: Yusuke Mitani
  • Patent number: 11801601
    Abstract: A supporting apparatus for programing a robot operation has a display by which an operator sees a movement trajectory corresponding to a movement of the robot and by which the operator is supported to provide a program including moving order and non-moving order. The supporting apparatus for programing has a first operating portion describing a target position of each of the moving orders superimposed with the movement trajectory by using a first code, and a second operating portion describing a number of the non-moving orders operated at the target position by using a second code.
    Type: Grant
    Filed: December 3, 2020
    Date of Patent: October 31, 2023
    Assignee: DENSO WAVE INCORPORATED
    Inventors: Anna Matsudo, Toshitaka Suzuki, Yuto Mitsuma
  • Patent number: 11802912
    Abstract: An output module comprising an output circuit and a control unit and an industrial control device including the output module are provided. The output circuit includes switches connected in parallel with each other, a specific power supply provided for each switch, and a current detection unit that is provided for each switch and, in response to an application of a function diagnosis voltage from the specific power supply, outputs a current signal indicating whether an applied current has flowed through the switch, to the control unit. The control unit determines a diagnosis target switch, and based on the current signal from the current detection unit, conducts the function diagnosis including determination as to whether opening control is normally active for at least the diagnosis target switch, while leaving at least any one switch other than the diagnosis target switch in a closed state.
    Type: Grant
    Filed: July 19, 2022
    Date of Patent: October 31, 2023
    Assignee: DENSO WAVE INCORPORATED
    Inventor: Riho Uchizawa
  • Publication number: 20230334487
    Abstract: A settlement system includes code display section and mobile terminal. A first information and remittance destination information are displayed as specific information code on code display section. Code display section has memory for storing second information for authenticating first information, and antenna coil for receiving radio waves, generating electromotive force, supplying electromotive force to memory, and transmitting second information recorded memory. Mobile terminal has imaging unit for imaging information code, transceiver for transmitting and receiving response to radio waves, imaging control unit for imaging information code, transmitter control unit for transmitting radio waves to transceiver, and processing control unit performs settlement processing using remittance destination information read from specific information code when authentication using first information read from specific information code and second information received by transceiver as response to radio wave is successful.
    Type: Application
    Filed: September 24, 2021
    Publication date: October 19, 2023
    Applicant: DENSO WAVE INCORPORATED
    Inventors: Chiaki BABA, Fuminori ITO, Mieko FUKATSU
  • Patent number: 11789423
    Abstract: Provided is a programmable logic controller comprising: a CPU module; and an input module that generates internal data corresponding to an input signal input from the outside, wherein the input module includes a first control unit and a second control unit, the second control unit generates the second control data by encoding second input data into data that cannot be decoded by the first control unit, the first control unit outputs the first control data including first input data and the second control data, the input module generates the internal data based on the first control data and transmit the internal data to the CPU module and the CPU module extracts the first input data and the second input data to determine whether the input data is correct.
    Type: Grant
    Filed: December 30, 2021
    Date of Patent: October 17, 2023
    Assignee: DENSO WAVE INCORPORATED
    Inventor: Toshiyuki Sugie
  • Publication number: 20230318429
    Abstract: Provided is a power conversion apparatus including: an isolated converter that is connected to the first converter, the second converter, and the rechargeable battery, and that is configured to bidirectionally convert voltage of direct-current power supplied from a connection destination; and a control unit that is configured to cause the isolated converter to vary voltage at a direct-current input-output terminal of the first converter in accordance with power generated by a photovoltaic power generator, the direct-current input-output terminal being connected to the isolated converter, wherein the first converter is configured to convert alternating-current power supplied from a grid power line to direct-current power, the second converter is configured to convert voltage of direct-current power supplied from the photovoltaic power generator, and to supply the voltage-converted direct-current power to the direct-current input-output terminal of the first converter.
    Type: Application
    Filed: March 27, 2023
    Publication date: October 5, 2023
    Applicant: DENSO WAVE INCORPORATED
    Inventor: Youtarou MURAKAMI
  • Publication number: 20230304687
    Abstract: A wireless network system is incorporated in an air conditioning system. A user is accessible to the wireless network system for controlling the air conditioner. The wireless network system includes an AP (access point) equipment, an air conditioning controller and a user-operable terminal. The terminal and the air conditioning controller are connected communicably and wirelessly when a dedicated application is actuated in the terminal. AP information (such as a password) is transmitted from the terminal to the air conditioning controller to establish coordination (i.e., pairing) between the terminal and the air conditioning controller in a state where the terminal and the air conditioning controller are connected mutually and wirelessly. The AP information identifies the AP equipment. In this coordinated state, the access to the AP equipment is executed based on the AP information. Authentication is performed when the terminal and the air conditioning controller are mutually and directly connected.
    Type: Application
    Filed: March 28, 2022
    Publication date: September 28, 2023
    Applicant: DENSO WAVE INCORPORATED
    Inventor: Kensuke NAKAJIMA
  • Publication number: 20230302954
    Abstract: A power supply system charging a battery of an electric car through a grid power line and supplying electric power stored in the battery to electrical equipment through an in-home wiring, including: an isolated converter connected to the grid power line, the in-home wiring and the battery; and a controller controlling the isolated converter. The isolated converter includes a plurality of isolated converter circuits each including two full-bridge circuits. One of the plurality of isolated converter circuits further includes two booster circuits. The controller receives load amount information depending on the operation state of the electrical equipment from a monitor device and switches, on the basis of the load amount information, an operating mode of the isolated converter to one of first mode to fourth mode. The controller causes the two booster circuits to perform a boosting operation in the first mode and third mode.
    Type: Application
    Filed: March 27, 2023
    Publication date: September 28, 2023
    Applicant: DENSO WAVE INCORPORATED
    Inventor: Sarimu INOUE
  • Patent number: 11755876
    Abstract: An interference suppression apparatus suppresses electromagnetic field interference produced by an RFID tag. The interference suppression apparatus includes a power supply circuit, an antenna that is connected to the power supply circuit, a clock that is connected to the power supply circuit, and a load adjuster that is connected to the power supply circuit. The clock generates an output in which a time constant is adjusted to be longer than a communication time of the RFID tag. The load adjuster changes a characteristic of the antenna based on the output from the clock.
    Type: Grant
    Filed: June 16, 2021
    Date of Patent: September 12, 2023
    Assignee: DENSO WAVE INCORPORATED
    Inventors: Eiji Muto, Kohei Enomoto, Yusuke Masuda
  • Publication number: 20230271319
    Abstract: A system for controlling a robot arm, a fluid contained in a container is poured into another container. A learning model is generated by a machine learning with teaching data. Practically, a plurality of sets of learning data are acquired, each set including i) time-series information showing a posture of a robot arm which holds a first container holding therein a target fluid and pouring the target fluid from the first container to a second container and ii) a weight of the second container which changes time serially. This learning model is used such that only two types of information consisting of the information showing the posture of the robot arm and the weight of the second container at a first time are inputted to the learning model and information showing the posture of the robot arm at a second time is outputted from the learning model.
    Type: Application
    Filed: February 28, 2022
    Publication date: August 31, 2023
    Applicants: DENSO WAVE INCORPORATED, INTEGRAL AI INC.
    Inventors: Yosuke YAMAMOTO, Jad TARIFI
  • Patent number: 11740110
    Abstract: Provided is a sensor-device attachment structure including: a thin portion that is thinner than other parts of a member; a flexible board; an at least one sensor device installed to the flexible board; a spacer that is formed into a shape of a film having a uniform thickness, that is sandwiched between the thin portion and the flexible board, and that includes a through portion which is formed through the spacer in a thickness direction of the spacer at a position corresponding to the at least one sensor device; and an adhesive that is charged in the through portion, and that bonds the thin portion and the flexible board to each other.
    Type: Grant
    Filed: August 3, 2022
    Date of Patent: August 29, 2023
    Assignee: DENSO WAVE INCORPORATED
    Inventor: Tomohiro Kawamura
  • Patent number: 11707855
    Abstract: Provided is a cover for an industrial robot, in which the cover does not interfere with robot movements, and ensures a fragment broken from the cover to be detected as a foreign substance, even if the fragment is mixed into a workpiece. Further provided is a detection system for detecting a fragment of the broken cover. In the robot, as an exemplary embodiment, an upper bellows cover and a lower bellows cover, which are members for enclosing a movable part of the robot, are configured to be wearable on the robot which is, for example, an industrial four-axis robot. A portion of the cover, enclosing such movable part as a shaft of the robot, is configured to be expandable, and made of a material in which a metal powder is kneaded into a substrate, which is a sheet made of rubber, resin, or elastomer.
    Type: Grant
    Filed: June 5, 2019
    Date of Patent: July 25, 2023
    Assignee: DENSO WAVE INCORPORATED
    Inventor: Mitsuharu Tanaka
  • Publication number: 20230226686
    Abstract: Provided is a primary-and-secondary robot system including: a primary robot whose posture is changed by external force applied by a user; a secondary robot whose posture is controlled to be the same as the posture of the primary robot; and a control unit that is configured to control the primary robot and the secondary robot, the control unit causing the posture of the primary robot to be the same as the posture of the secondary robot, and limiting an acceleration rate of a movement of the primary robot to a limited acceleration rate or lower in causing the posture of the primary robot to be the same as the posture of the secondary robot.
    Type: Application
    Filed: January 11, 2023
    Publication date: July 20, 2023
    Applicant: DENSO WAVE INCORPORATED
    Inventor: Yosuke YAMAMOTO
  • Patent number: 11698206
    Abstract: A controller according to an embodiment of the present disclosure is a controller for an air conditioner that performs air-conditioning according to room temperature, the controller comprises: a housing; a heat source temperature sensor disposed inside the housing, the heat source temperature sensor being configured to measure a temperature of a heat source that generates heat during operation as a heat source temperature; an internal temperature sensor disposed inside the housing at a position away from the heat source, the internal temperature sensor being configured to measure a temperature inside the housing as an internal temperature; and a control unit that determines the room temperature using a temperature difference between the measured heat source temperature and the measured internal temperature.
    Type: Grant
    Filed: January 31, 2022
    Date of Patent: July 11, 2023
    Assignee: DENSO WAVE INCORPORATED
    Inventors: Shunya Aoki, Toru Hattori
  • Patent number: 11675023
    Abstract: A control device for industrial machines includes a plurality of signal input-output circuits configured such that pulse widths of pulse signals output from the signal input-output circuits are different from each other. The control device detects a fault when a pulse signal output from one of the signal input-output circuits has a pulse width different from the pulse width set to the one of the signal input-output circuits.
    Type: Grant
    Filed: January 22, 2021
    Date of Patent: June 13, 2023
    Assignee: DENSO WAVE INCORPORATED
    Inventor: Takeru Morishita
  • Patent number: 11657244
    Abstract: A system contributing to prevention of unauthorized use of an information code displayed on a screen. In the system, an information code display device cyclically displays a plurality of partial code images on a display screen of a display unit based on a first rule when the first rule is received from a server in response to a first request to the server. Accordingly, an information code reading device captures images of the display screen at imaging intervals according to a second rule which is received from the server by in response to a second request to the server to decode an information code composed of the plurality of images thus captured, according to the second rule.
    Type: Grant
    Filed: September 1, 2020
    Date of Patent: May 23, 2023
    Assignee: DENSO WAVE INCORPORATED
    Inventors: Tomohito Suzuki, Yuichi Ito, Ryohei Kagami, Koji Konosu
  • Patent number: 11657129
    Abstract: A robot operation terminal includes multiple application programs. The robot operation terminal is connected to a controller that controls a robot, and the robot operation terminal receives an input operation carried out by an operator to operate or set the robot. In each of application programs, a necessity of an inbuilt login is set to confirm an operation authority of the operator.
    Type: Grant
    Filed: December 10, 2020
    Date of Patent: May 23, 2023
    Assignee: DENSO WAVE INCORPORATED
    Inventors: Mizuki Nakamura, Hirota Touma, Tomoya Yamamoto