Patents Assigned to MISTUBISHI ELECTRIC CORPORATION
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Patent number: 10869374Abstract: An input connection part having a first connection part and a second connection part, an anti-surge circuit having a first varistor and a second varistor which are connected in series so as to connect the first connection part and the second connection part, and a lightning arrester device connecting a connection point of the first varistor and the second varistor and a grounding connection part, and a power supply circuit connected to the anti-surge circuit are provided, wherein capacitances of the first varistor and the second varistor are any values from a value of 1.6 times a nominal capacitance of the first varistor and the second varistor to a value of 0.4 times the nominal capacitance.Type: GrantFiled: November 17, 2017Date of Patent: December 15, 2020Assignees: MISTUBISHI ELECTRIC CORPORATION, MITSUBISHI ELECTRIC LIGHTING CORPORATIONInventors: Takashi Maeda, Shinsuke Funayama, Teiji Ohtsu
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Patent number: 10797529Abstract: A wireless power transfer apparatus according to the present invention is a wireless power transfer apparatus for transferring power to a power receiving apparatus. The wireless power transfer apparatus includes a support on which the power receiving apparatus is placed, a coil disposed below the support, the coil generating a high-frequency magnetic field upon receiving supply of a high-frequency current, a communication device disposed below the support to perform radio communication with the power receiving apparatus, a first magnetic shield member made of an electric conductor, the first magnetic shield member being disposed between the communication device and the coil, and a second magnetic shield member made of an electric conductor or a magnetic body, the second magnetic shield member being disposed on at least one of a lower surface and a lateral surface of the communication device.Type: GrantFiled: October 13, 2016Date of Patent: October 6, 2020Assignees: Mistubishi Electric Corporation, Mitsubishi Electric Home Application Co., Ltd.Inventors: Ikuro Suga, Jun Bunya, Ryota Asakura
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Patent number: 10364011Abstract: When a main switch is turned on, a main relay is energized so as to supply electric power to a computer system; when an engine starting switch is turned on, an engine is started and energization of the main relay is continued; when an engine stopping switch is turned on, the engine is stopped, and the main relay is de-energized so as to stop supply of electric power to the computer system.Type: GrantFiled: March 31, 2017Date of Patent: July 30, 2019Assignee: Mistubishi Electric CorporationInventors: Seiji Kato, Hisanori Nobe
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Patent number: 10355547Abstract: Phase windings are configured radially inside first coil ends by connecting together tip portions of first terminals that are bent so as to extend outward from slots that are six slots apart, and radially outside the first coil ends by connecting together tip portions of second terminals that are bent so as to extend outward from slots that are five slots apart, and also connecting together tip portions of second terminals that are bent so as to extend outward from slots that are seven slots apart in modified positions of an inserted slot group, and by connecting together tip portions of second terminals that are bent so as to extend outward from slots that are six slots apart in regions other than the modified positions of the inserted slot group.Type: GrantFiled: October 16, 2017Date of Patent: July 16, 2019Assignee: Mistubishi Electric CorporationInventors: Tatsuro Hino, Masashi Nakamura, Kohei Egashira
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Patent number: 10235308Abstract: A write-enable circuit outputting a write-enable signal for digital data, in an analog-to-digital converter comprising a bus-controller connected to an external unit, an arithmetic processing unit performing data processing, and an arithmetic unit holding the data and having a normal access mode in which the data are temporarily written into the arithmetic processing unit and then written into the bus-controller and a high-speed access mode in which the data are written directly into the bus-controller. The circuit comprises an address-coincidence-determining circuit provided in the arithmetic unit outputting a write-enable signal from the arithmetic unit when a predetermined address for a memory of the bus-controller coincides with an address specified by the arithmetic processing unit; and a logic circuit inputting the write-enable signal to the bus-controller when the arithmetic processing unit asserts a high-speed access signal indicating that now is in the high-speed access mode.Type: GrantFiled: December 5, 2014Date of Patent: March 19, 2019Assignee: Mistubishi Electric CorporationInventors: Masaru Hoshikawa, Masataka Watahiki, Yuta Takenaka
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Patent number: 10229624Abstract: A shift amount between a measurement value of a color value of white color and a calculation value of the color value of white color is calculated. Generated is a math formula in which the shift amount is reflected. Calculated is gradation values after the WB adjustment which the gradation values after the correction take in a case where the calculation value of the color value of the displayed color is a target color value of white color in the math formula. Contents of the WB correction are adjusted so that the gradation values after the correction is adjusted to be the gradation values after the WB adjustment in the case where the gradation values before the correction are specific gradation values.Type: GrantFiled: February 5, 2018Date of Patent: March 12, 2019Assignee: Mistubishi Electric CorporationInventor: Shogo Tanaka
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Patent number: 10215503Abstract: A heat exchanger includes plural heat transfer tubes and plural fins each having two opposing sides and plural opening ports on one side, of the two sides, for inserting and fastening the heat transfer tubes, and the heat exchanger is formed such that the plural heat transfer tubes and the plural fins cross each other, wherein at least two of the plural heat transfer tubes are fastened to the opening ports in a state of protruding from the one sides of the plural fins toward the outside of the plural fins.Type: GrantFiled: September 16, 2014Date of Patent: February 26, 2019Assignee: Mistubishi Electric CorporationInventors: Takashi Nakajima, Takashi Kato, Wataru Suzuki, Ryoichi Ikeda
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Patent number: 10205944Abstract: When carrying out an average prediction, an intra predictor carries out a filtering process on target pixels of the intra prediction located at an upper end and a left end of the block, the filtering process using an intermediate prediction value, which is an average value of adjacent pixels of the block, and at least one adjacent pixel of the target pixel. The intra predictor also sets a filter coefficient to ¾, associated with the intermediate prediction value for a target pixel at the left end of the block other than the target pixel at an upper left corner of the block, and sets a filter coefficient to ¼, associated with the adjacent pixel adjacent to the left side of the target pixel at the left end of the block. As a result, prediction errors locally occurring can be reduced, and the image quality can be improved.Type: GrantFiled: June 24, 2016Date of Patent: February 12, 2019Assignee: MISTUBISHI ELECTRIC CORPORATIONInventors: Akira Minezawa, Kazuo Sugimoto, Shunichi Sekiguchi
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Patent number: 10203681Abstract: A sequence-program-creation supporting apparatus includes a storing unit in which dedicated command information including a command name of a dedicated command executable by a programmable logic controller applicable to a control system is stored for each of models of the programmable logic controller and a screen display unit that reads out, when detecting that operation for inputting the dedicated command is performed on a sequence-program creation screen, from the storing unit, the dedicated command information corresponding to a model of the programmable logic controller configuring the control system, and displays command names of dedicated commands in list on the basis of the dedicated command information read out from the storing unit.Type: GrantFiled: November 20, 2013Date of Patent: February 12, 2019Assignee: Mistubishi Electric CorporationInventor: Hirofumi Amano
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Patent number: 10199895Abstract: To obtain a permanent magnet type motor capable of securing controllability of a motor and utilizing reluctance torque. An armature winding is a plurality of sets of polyphase windings; the plurality of sets of the armature winding is supplied with current from each individual inverter; the rotor core is provided with permanent magnets on a surface portion thereof, the permanent magnets being circumferentially arranged and the adjacent permanent magnets having polarities opposite to each other; a protrusion portion is provided between the adjacent permanent magnets, the protrusion portion being provided in a protruding condition from the rotor core and being made of a magnetic substance; and a non-magnetic gap portion is interposed between the protrusion portion and the permanent magnet in a rotating shaft direction.Type: GrantFiled: April 9, 2013Date of Patent: February 5, 2019Assignee: Mistubishi Electric CorporationInventors: Yu Hirotani, Minako Iefuji, Yuji Takizawa, Sachiko Kawasaki, Masatsugu Nakano, Toyoaki Udo, Satoru Akutsu
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Patent number: 10186461Abstract: A semiconductor device manufacturing method includes setting a local target thickness of any one of a semiconductor wafer and a film formed on the semiconductor wafer as a material to be etched by calculating a local thickness based on a thickness of the material to be etched at an end point detection position, and subtracting a predetermined relative etch amount from the local thickness to determine the local target thickness, and etching the material to be etched while monitoring the thickness thereof at the end point detection position, and ending the etching when the thickness of the material to be etched at the end point detection position is determined to become the local target thickness or less.Type: GrantFiled: August 31, 2017Date of Patent: January 22, 2019Assignee: Mistubishi Electric CorporationInventor: Hiroshi Tanaka
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Patent number: 10128649Abstract: A power supply device includes a resistor that limits an electric current supplied from an AC power supply, a switching unit that is connected in parallel with the resistor, a rectifier circuit unit that is connected to a subsequent stage of the resistor and the switching unit and rectifies an AC voltage of the AC power supply, a booster circuit unit, a DC-voltage detection unit that detects a DC voltage output from the booster circuit unit, an AC voltage detection unit, a protection setting unit that compares a first protection voltage calculated on the basis of the boosting level by the booster circuit unit with a second protection voltage calculated based on the AC voltage detected by the AC-voltage detection unit and sets either one as a protection voltage, and a control unit that opens the switching unit when the DC voltage falls below the protection voltage and stops boosting.Type: GrantFiled: March 11, 2015Date of Patent: November 13, 2018Assignee: Mistubishi Electric CorporationInventors: Yasushi Makino, Kenta Owada
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Patent number: 10129410Abstract: An echo canceller device includes a band adjuster including a filter for performing band adjustment by applying a gain to a signal in a specific frequency band of an input signal, an adaptive filter for inputting a speech reception signal, updating a filter coefficient, and generating a pseudo echo signal using the updated filter coefficient, a band corrector including a filter for correcting a frequency characteristic of a signal obtained by subtracting the pseudo echo signal from an input signal, to a frequency characteristic of the input signal prior to the band adjustment, and a residual echo suppressor for suppressing an echo component that remains in a signal, by a suppression amount, and the residual echo suppressor sets the suppression amount for a signal in a specific frequency band that has been subjected to the band adjustment.Type: GrantFiled: December 15, 2014Date of Patent: November 13, 2018Assignee: MISTUBISHI ELECTRIC CORPORATIONInventors: Tomoharu Awano, Satoru Furuta, Tadashi Yamaura
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Patent number: 9934114Abstract: Down-time at switching of systems is reduced in a communication system that implements functional safety communication. Provided are a first preparation part 1222 that, when a functional safety communication initialization sequence is started between a slave and a control-system master, executes a first sequence group consisting of some sequences of the functional safety communication initialization sequence together with the slave; a second preparation part 1223 that executes a second sequence group being a sequence of the functional safety communication initialization sequence other than the first sequence group together with the slave when a failure of the control-system master is detected after execution of the first sequence group is completed; and a control communication control part 110 that starts control communication with the slave after execution of the second sequence group is completed.Type: GrantFiled: September 26, 2013Date of Patent: April 3, 2018Assignee: Mistubishi Electric CorporationInventor: Ryohei Kuba
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Patent number: 9810445Abstract: An air-conditioning system includes a general-purpose device controller which controls a general-purpose device and an air-conditioning facility. The general-purpose device controller includes a processing configuration unit which receives a first signal corresponding to the air-conditioning facility and a second signal corresponding to the general-purpose device and transmits a control signal which controls the air-conditioning facility and the general-purpose device based on the first signal and the second signal.Type: GrantFiled: January 25, 2013Date of Patent: November 7, 2017Assignee: Mistubishi Electric CorporationInventors: Yasuhiko Tanaka, Atsuhiro Yabuta
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Patent number: 9812934Abstract: An inverter device is formed of the two systems of inverters stored inside a cylindrical metal casing. Each inverter converts DC power to three-phase AC power. The inverters are formed of power semiconductor elements, DC bus bars through which DC power supplied to the respective power semiconductor elements, capacitors connected to the DC bus bars, and switches connected between the respective DC bus bars and the DC input terminals. High-impedance switches are disposed in the vicinity of the DC input terminals. Hence, electromagnetic noises generated by switching actions of the power semiconductor elements are circulated within the inverters by way of the capacitors and eventually attenuated.Type: GrantFiled: September 26, 2013Date of Patent: November 7, 2017Assignee: Mistubishi Electric CorporationInventor: Yasushige Mukunoki
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Patent number: 9761205Abstract: A map display method display a plurality of drawing pictures. The device and the method facilitate comprehension of relevance between drawing objects included in the drawing pictures. The map display device includes an input/display unit receiving user operation input related to drawing picture display and displays a first drawing object related to map information in a first drawing picture and a second drawing object related to map relevant information in a second drawing picture; and a controller controlling an overlapping state between the first drawing picture and the second drawing picture in accordance with input of user operation received by the input/display unit and outputs, to the input/display unit, a picture in which one of the first and second drawing objects masks the other one in a portion where the first and second drawing pictures are overlapped with each other.Type: GrantFiled: January 12, 2012Date of Patent: September 12, 2017Assignee: Mistubishi Electric CorporationInventors: Hidekazu Arita, Mitsuo Shimotani
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Patent number: 9650972Abstract: Provided is a control device for an internal combustion engine, which is capable of suppressing occurrence of knocking due to pre-ignition and occurrence of misfire even when an operating state in a previous cycle changes in a subsequent cycle. When a ratio of change in heat of air-fuel mixture, which is an index indicating how a heat of air-fuel mixture in the previous cycle changes in the subsequent cycle, does not fall within an allowable range, a variable valve control mechanism capable of changing a valve-closing timing of an exhaust valve for adjusting an internal EGR gas amount is controlled by using an optimum value of exhaust valve close (EVC) timing derived by correcting a set valve-closing timing of the exhaust valve so that the ratio of change in heat of air-fuel mixture falls within the allowable range.Type: GrantFiled: February 23, 2015Date of Patent: May 16, 2017Assignee: Mistubishi Electric CorporationInventor: Tetsuya Honda
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Patent number: 9631826Abstract: The controller controls a bypass solenoid valve and hot-water supply expansion unit in a defrosting operation based on a refrigerant temperature detected by a first temperature sensor and a heat medium temperature detected by a second temperature sensor.Type: GrantFiled: December 11, 2012Date of Patent: April 25, 2017Assignee: Mistubishi Electric CorporationInventors: Takanao Kimura, Hirofumi Kouge, Hironori Yabuuchi
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Publication number: 20160218999Abstract: An information processing apparatus includes a conversion object acquirer and a message converter. The conversion object acquirer acquires a message in a car, which is transmitted and received in the car between an information terminal for driver seat and any other information terminal, as a conversion object message, during a period from the time when the message is generated by a transmitting-end terminal to the time when the message is provided to a user by a receiving-end terminal. The message converter determines the type of a message conversion process on the basis of terminal attribute information of the receiving-end terminal and converts the conversion object message in accordance with the message conversion process which is determined, to thereby acquire a converted message.Type: ApplicationFiled: October 30, 2013Publication date: July 28, 2016Applicant: MISTUBISHI ELECTRIC CORPORATIONInventors: Hidekazu ARITA, Mitsuo SHIMOTANI