Mitsubishi Electric Corporation patent applications on December 19th, 2024
Patent Applications by Mitsubishi Electric Corporation on December 19th, 2024
Mitsubishi Electric Corporation: 42 patent applications
Mitsubishi Electric Corporation has applied for patents in the areas of H02P27/06 (3), H04L9/06 (2), H02P29/68 (2), H04L9/08 (2), G06N20/00 (2) H04L9/0618 (2), B23K26/342 (2), F24F11/84 (2), H02K41/031 (1), G06V20/53 (1)
With keywords such as: unit, information, direction, device, data, control, temperature, program, circuit, and face in patent application abstracts.
Patent Applications by Mitsubishi Electric Corporation
Inventor(s): Daiji MORITA of Tokyo (JP) for mitsubishi electric corporation, Nobuyuki SUMI of Tokyo (JP) for mitsubishi electric corporation, Hisashi YAMADA of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): B22F10/22, B22F10/36, B22F12/00, B33Y10/00, B33Y30/00, B33Y50/02
CPC Code(s): B22F10/22
Abstract: an additive manufacturing apparatus includes: a machining head; a beam nozzle through which a beam emitted from the machining head passes; a material feed unit that feeds a material to a workpiece; a first drive unit that moves a tip portion of the material relative to the workpiece; a second drive unit that moves the beam in a direction included in a reference plane perpendicular to a central axis of the beam nozzle; and a controller that determines, on the basis of a direction of travel, a direction of the movement of the beam, the direction of travel being included in the reference plane, the direction of travel being a direction in which the tip portion travels relative to the workpiece, and controls the first and second drive units such that the beam is movable in a manner different from movement of the tip portion relative to the workpiece.
Inventor(s): Yoshiyuki MATSUI of Tokyo (JP) for mitsubishi electric corporation, Nobuyuki SUMI of Tokyo (JP) for mitsubishi electric corporation, Shun KAYASHIMA of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): B23K26/342, B23K26/082, B23K31/02, B33Y50/02
CPC Code(s): B23K26/342
Abstract: a control device controls at least one of: power of a heat source; or a scanning speed of the heat source and a material feed speed of feedstock. the control device includes a processing condition output unit, a heat source power addition unit, a molten pool state error calculation unit, and a speed adjustment unit. the output unit outputs values of the power of the heat source, the scanning speed, and the feed speed. the addition unit outputs a post-addition value of the power of the heat source to the processing condition output unit when a molten pool state error is less than a predetermined threshold and the value of the power of the heat source is less than maximum power of the heat source. the calculation unit calculates the error. the adjustment unit adjusts the scanning speed and the feed speed based on the error.
Inventor(s): Yuji NOJIRI of Tokyo (JP) for mitsubishi electric corporation, Kazuya HORIO of Tokyo (JP) for mitsubishi electric corporation, Satoshi HATTORI of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): B23K26/342, B23K26/14, B33Y30/00
CPC Code(s): B23K26/342
Abstract: an additive manufacturing apparatus including: a wire nozzle that feeds a wirelike material onto a workpiece; and a machining head that irradiates the material fed onto the workpiece with a laser beam, and jets shielding gas from a supply source of the shielding gas. the machining head includes: a pipeline having a cylindrical shape and extending in a traveling direction of the laser beam, the laser beam being passed through the pipeline; and a gas supply port from which the shielding gas from the supply source is supplied to the pipeline.
Inventor(s): Makoto HIGASHINO of Tokyo (JP) for mitsubishi electric corporation, Yasuhiro ENDO of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): B65G43/00
CPC Code(s): B65G43/00
Abstract: a linear conveyance system includes: movable portions including permanent magnets; a fixed portion generating magnetic fields for driving the movable portions, and arranged to form a conveyance path for the movable portions; a stator control unit energizing the coil and detecting positions of the movable portions; and a controller unit generating and outputting current commands for driving the movable portions to the stator control unit based on position information on the positions of the movable portions, wherein the movable portions include an output movable portion on which an output device that outputs energy or data is to be installed and a machining movable portion on which a machining device is to be installed, the machining device being to be used for machining of a workpiece, and being connected to the output device by a cable, and the controller unit controls the output movable portion and the machining movable portion.
Inventor(s): Tatsuya KAWASE of Tokyo (JP) for mitsubishi electric corporation, Yasuhiro SUZUKI of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): B65G54/02, B65G43/00, H02M7/537, H02P25/06, H02P27/06
CPC Code(s): B65G54/02
Abstract: the transport system includes transport modules each including a coil group and an inverter unit that applies an ac voltage to the coil group. the transport system has at least one carriage having a magnet installed thereon to receive an electromagnetic force from the coil group. each inverter unit includes an inverter circuit and a diode. the inverter circuit has a dc voltage applied thereto, the dc voltage being output from a dc power supply, and converts the dc voltage into the ac voltage. the diode is connected between the dc power supply and the inverter circuit and disposed to allow a current to flow in a forward direction from a first side of the diode connected to the dc power supply to a second side of the diode opposite to the first side when a potential on the first side is higher than a potential on the second side.
20240417217. ELEVATOR CONTROL DEVICE_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Kazufumi HIRABAYASHI of Tokyo (JP) for mitsubishi electric corporation, Takuya MIURA of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): B66B5/00, B66B1/30, B66B1/34, B66B5/02, B66B13/14, H02P29/68
CPC Code(s): B66B5/0025
Abstract: an elevator control device is provided with a cooling fan, a component to be cooled that is used for drive control of a hoisting machine and is cooled by the cooling fan, a temperature sensor for measuring the temperature of the component to be cooled, and a control device for controlling the entire elevator apparatus. the control device includes a control unit and a cooling effect diagnosis unit. the control unit drives and controls the hoisting machine to perform a normal operation and an efficient heat generation operation in which the component to be cooled is heated to a temperature higher than the temperature during the normal operation for the diagnosis. the cooling effect diagnosis unit diagnoses the cooling effect of the component to be cooled on the basis of the temperature measurement value obtained from the temperature sensor during the efficient heat generation operation.
20240417289. WATER TREATMENT APPARATUS_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Kosuke ASAI of Tokyo (JP) for mitsubishi electric corporation, Gaku OINUMA of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): C02F1/48
CPC Code(s): C02F1/48
Abstract: this water treatment apparatus is provided with: a ground electrode extending in an axial direction; a high voltage electrode coaxially arranged so as to surround the grounding electrode from the outside in a radial direction; a dielectric forming an annular gap with the ground electrode and causing to generate a dielectric barrier discharge; a water-film forming portion forming an annular flow path on one end side in an axial direction with an opening toward the annular gap at a narrower spacing than the annular gap along a circumferential direction between the water-film forming portion and the grand electrode, and causing water to be treated to flow down toward the other end side as a water film covering the grand electrode when the one end side is directed upward to set the axial direction to be vertical.
Inventor(s): Junya HARA of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): F24F1/0022
CPC Code(s): F24F1/0022
Abstract: a centrifugal blower includes: a drive portion having a rotary shaft that rotates about a rotation axis; and an impeller configured to be rotated forward in a rotation direction around the rotation axis by the drive portion, in which the impeller includes a main plate, a shroud facing the main plate in the axial direction, and a plurality of vane portions connecting the main plate and the shroud, the main plate has a hub that covers the drive portion and has a plurality of guide portions protruding outward in the radial direction and arranged in the rotation direction, air holes are formed in the plurality of guide portions, and each outer peripheral surfaces of the plurality of guide portions has a pair of peripheral surface portions located on front and rear sides in the rotation direction with respect to the air hole and facing outward in the radial direction.
20240418382. AIR CONDITIONER_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Yusei ONO of Tokyo (JP) for mitsubishi electric corporation, Hiroki ISHIYAMA of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): F24F11/36, F24F140/12, F24F140/20, F25B41/20
CPC Code(s): F24F11/36
Abstract: an air conditioner includes a compressor, a first heat exchanger, a second heat exchanger, a first valve, a second valve, a first temperature sensor, a second temperature sensor, a first pressure sensor, a second pressure sensor, and a controller. the controller determines a refrigerant leakage based on a detection value of the first pressure sensor while closing the first valve and the second valve when a temperature detected by the first temperature sensor is higher than a temperature detected by the second temperature sensor, and determines a refrigerant leakage based on a detection of the second pressure sensor while closing the first valve and the second valve when the temperature detected by the second temperature sensor is higher than the temperature detected by first temperature sensor.
20240418394. AIR-CONDITIONING SYSTEM_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Satoshi AKAGI of Tokyo (JP) for mitsubishi electric corporation, Takahito HIKONE of Tokyo (JP) for mitsubishi electric corporation, Naoya MUKAITANI of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): F24F11/84
CPC Code(s): F24F11/84
Abstract: an air-conditioning system includes: a load device; a heat source device; a bypass pipe; a pressure difference gauge; a bypass valve; and a controller configured to calculate a cv value of the bypass valve when the opening degree of the bypass valve is at the full open opening degree based on the bypass pressure difference and the heat source side flow rate measured when the bypass valve is set at the full close opening degree and the bypass pressure difference and the heat source side flow rate measured when the bypass valve is set at the full open opening degree.
20240418395. AIR-CONDITIONING APPARATUS_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Yuki NAGATA of Tokyo (JP) for mitsubishi electric corporation, Koji AZUMA of Tokyo (JP) for mitsubishi electric corporation, Shuhei MIZUTANI of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): F24F11/84, F24F140/20, F25B41/40, F25B49/02
CPC Code(s): F24F11/84
Abstract: an air-conditioning apparatus includes: a refrigerant circuit;
Inventor(s): Mitsuo SHIMOTANI of Tokyo (JP) for mitsubishi electric corporation, Kentaro DAIKOKU of Tokyo (JP) for mitsubishi electric corporation, Tomoya IKEUCHI of Tokyo (JP) for mitsubishi electric corporation, Yoshiaki ADACHI of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): G01C21/00
CPC Code(s): G01C21/387
Abstract: a drive assist formulation apparatus according to the present disclosure includes: a normal-accuracy node information acquisition unit acquiring at least one piece of normal-accuracy node information in a travel route of a subject vehicle calculated using a normal-accuracy map; a high-accuracy map acquisition unit acquiring a high-accuracy map; an association determination unit determining whether or not the normal-accuracy position is associated with the high-accuracy node or the high-accuracy link based on the normal-accuracy node information and association information indicating a correspondence relationship between the normal-accuracy map and the high-accuracy map; a travel determination unit determining whether or not the subject vehicle travels a high-accuracy map road based on a determination result of the association determination unit; and a drive assist formulation unit formulating a drive assist of the subject vehicle using the high-accuracy map when the travel determination unit determines that the subject vehicle travels the high-accuracy map road.
Inventor(s): Yuki TSUDA of Chiyoda-ku, Tokyo (JP) for mitsubishi electric corporation, Shusaku HAYASHI of Chiyoda-ku, Tokyo (JP) for mitsubishi electric corporation, Koichi AKIYAMA of Chiyoda-ku, Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): G01N25/20
CPC Code(s): G01N25/20
Abstract: a non-invasive substance analysis apparatus includes: a sample support plate; an excitation light source; and a temperature sensor. the sample support plate has a main surface including a sample placement region, and a main surface opposite to the main surface. the temperature sensor is provided on the main surface. a through hole extending from the sample placement region to the main surface is provided in the sample support plate. excitation light emitted from the excitation light source is applied to a sample placed on the sample placement region through the through hole.
20240418740. ROTATION SPEED DETECTOR_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Toshio MEKATA of Tokyo (JP) for mitsubishi electric corporation, Takeshi MUSHA of Tokyo (JP) for mitsubishi electric corporation, Hitoshi HASEGAWA of Tokyo (JP) for mitsubishi electric corporation, Takuya NOGUCHI of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): G01P3/44
CPC Code(s): G01P3/44
Abstract: a rotation speed detector includes: a base material to be attached to a rotating body; a first magnetic pole having an arcuate strip shape and provided on the base material; a second magnetic pole having an arcuate strip shape and provided on the base material; and a power generation element including a magnetic wire configured to cause a large barkhausen effect, and a pickup coil. the power generation element is arranged to face the first magnetic pole and the second magnetic pole so that a longitudinal direction of the magnetic wire is provided along a radial direction of the first magnetic pole and the second magnetic pole. a non-magnetic gap is provided between the first magnetic pole and the second magnetic pole.
Inventor(s): Yusuke MORITA of Tokyo (JP) for mitsubishi electric corporation, Kazuhiro YASUNAMI of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): G01R31/08, G06N3/096
CPC Code(s): G01R31/088
Abstract: a data acquisition unit acquires current information and voltage information at a predetermined spot at a time of fault occurrence. a location result inferring unit receives input of the current information and voltage information obtained by the data acquisition unit and an estimated fault cause based on the current information and the voltage information and outputs a location result that quantifies a probability of existence of fault point on a power system.
Inventor(s): Masamitsu HATTORI of Tokyo (JP) for mitsubishi electric corporation, Atsuo HAISHI of Tokyo (JP) for mitsubishi electric corporation, Ko KOSAKA of Tokyo (JP) for mitsubishi electric corporation, Masaya KIMURA of Tokyo (JP) for mitsubishi electric corporation, Kyosuke ASAKI of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): G05B17/02
CPC Code(s): G05B17/02
Abstract: a simulation program is installed on an engineering setting tool. a controller control simulator simulates control performed by a controller by executing a controller program. a machine operation simulator simulates an operation of a machine using a machine model being a model of the machine in a library file format.
Inventor(s): Keisuke NAKAJIMA of Tokyo (JP) for mitsubishi electric corporation, Terumasa YASUI of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): G05B19/042, G06F3/147, G06T11/00
CPC Code(s): G05B19/042
Abstract: a program causes an image generation device to function as an acquirer and a generator. the acquirer acquires fb information indicating a function block corresponding to a routine contained in an operation program for operating a plc. the acquirer acquires individual configuration information determined individually for the function block. the individual configuration information defines a configuration of a status image representing statuses of parameters related to the function block that result from performance of the function of the function block. the generator generates, based on the individual configuration information, a status image representing a result of the performance of the function of the function block, and outputs the generated status image to a ui.
Inventor(s): Ayane TAKENAKA of Tokyo (JP) for mitsubishi electric corporation, Masataka IEDA of Tokyo (JP) for mitsubishi electric corporation, Yuma HAYASHI of Tokyo (JP) for mitsubishi electric corporation, Yoshinori AOKI of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): G05B19/042
CPC Code(s): G05B19/0426
Abstract: a motor driver that supplies electrical power to a motor on a basis of a control command sent with a network communication period from a higher-level controller includes a network frame receiver that receives the control command, a user program processor that performs program processing of a user program generated by a user, a servo controller that outputs a servo control command based on the control command, and a drive controller the supplies electrical power based on the servo control command to the motor. when the user program processor performs the program processing, the user program processor starts the user program according to an activation signal generated at reception of the control command to cause the user program to perform the program processing on the control command in synchronization with timing when the network frame receiver receives the control command, and the servo controller outputs the servo control command.
Inventor(s): Toshiyuki HATTA of Tokyo (JP) for mitsubishi electric corporation, Wataru FUJITA of Tokyo (JP) for mitsubishi electric corporation, Shota NAKANO of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): G05B23/02, G06N20/00
CPC Code(s): G05B23/0224
Abstract: a normal model generation program stored in a non-transitory computer-readable recording medium is executable by a computer for acquiring time series sensor data generated by a sensor detecting a state of an operation subject performing repetitive tasks including a series of plurality of modes. the program causes the computer to function as a mode divider to generate mode data including the sensor data being divided by mode-division, a cycle divider to generate, based on the mode data, cycle data indicating cycle sections, a cycle determiner to determine a normal cycle section based on the cycle data and the mode data, and a normal model generator to generate a normal model for each of the plurality of modes based on mode data included in the normal cycle section.
Inventor(s): Naoya UCHIYAMA of Tokyo (JP) for mitsubishi electric corporation, Jun NAKAGAWA of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): G06F8/41
CPC Code(s): G06F8/41
Abstract: a programmable controller system includes compiling circuitry to store, into an initial variable storage area in a memory area in a programmable controller, an initial variable in a program organization unit (pou) included in source code of a program for the programmable controller and an additional variable storage address indicating an address of an additional variable storage area to store a variable added to the pou, store, when a variable is determined to have been added to the pou, all additional variables associated with the pou with the added variable into the additional variable storage area in the memory area, and compile the source code to generate the machine language object, and variable addition responding circuitry to define or relocate, when a variable is added to the pou, the additional variable storage area in a free space in the memory area, and update the additional variable storage address.
Inventor(s): Benoit BOYER of RENNES Cedex 7 (FR) for mitsubishi electric corporation, Florian FAISSOLE of RENNES Cedex 7 (FR) for mitsubishi electric corporation, Guillaume MELQUIOND of ORSAY Cedex (FR) for mitsubishi electric corporation
IPC Code(s): G06F8/76
CPC Code(s): G06F8/76
Abstract: a computer implemented method for converting an input computer program into an output computer program having a target global accuracy discloses, including: receiving a target internal accuracy for each mathematical function included in the input computer program, analyzing the input computer program to determine a dependency graph describing dependencies between mathematical functions calls, the mathematical functions being processed according to the dependency graph by, for each processed mathematical function: using a value range determination tool to produce a value range for the processed mathematical function based on each synthesized mathematical function obtained for a mathematical function on which the processed mathematical function depends according to the dependency graph, using a synthesis tool to produce a synthesized mathematical function having the target internal accuracy, the output computer program being generated by replacing each mathematical function call by a call to its corresponding synthesized mathematical function.
Inventor(s): Tetsuhiro SODETA of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): G06F16/17, G06F16/34
CPC Code(s): G06F16/1734
Abstract: an asset management program causes a computer to function as an acquirer that acquires operation history information indicating a history of operations on a file asset in an engineering tool from an operation log file generated in the engineering tool, and an extractor that extracts summary information indicating a summary of content of a change made to the file asset from the operation history information. the asset management program controls the computer such that the extractor causes the summary information to be stored into a database.
20240419993. INFORMATION PROCESSING DEVICE_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Yusuke YAMAKAJI of Tokyo (JP) for mitsubishi electric corporation, Kunihiko FUKUSHIMA of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): G06N5/04, G06N20/00
CPC Code(s): G06N5/04
Abstract: included are: a feature value extracting unit that extracts a feature value of input data; a similar data classifying unit that classifies, on the basis of a first dataset including a plurality of pieces of input data and the feature value extracted by the feature value extracting unit for each of the plurality of pieces of input data included in the first dataset, a plurality of pieces of input data having similar feature values as a second dataset among the plurality of pieces of input data included in the first dataset; and a model generating unit that generates a first trained model, which is a trained model for classifying input data, using the second dataset.
20240420345. TARGET TRACKER_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Tetsutaro YAMADA of Tokyo (JP) for mitsubishi electric corporation, Toshihiro ITO of Tokyo (JP) for mitsubishi electric corporation, Ryoma YATAKA of Tokyo (JP) for mitsubishi electric corporation, Masashi SHIRAISHI of Tokyo (JP) for mitsubishi electric corporation, Toshihide SHIMIZU of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): G06T7/246, G06T7/60, G06T7/73
CPC Code(s): G06T7/248
Abstract: a target tracker according to the present disclosure technology includes a feature amount corrector including a dynamic background generator, a background feature amount vector calculator, a complementary space projection matrix calculator, and a projection vector calculator, in which the dynamic background generator generates a moving image of a background by partially adding a background image of a place where a target is not shown in a past image to the moving image in a region of the bounding box in which movement of the target is shown, the background feature amount vector calculator calculates a background feature amount vector on the basis of an image of the background, and the complementary space projection matrix calculator calculates a projection matrix of the background feature amount vector to a complementary space, and the projection vector calculator multiplies a feature amount vector of the target by the projection matrix.
Inventor(s): Kaori HANDA of Tokyo (JP) for mitsubishi electric corporation, Yasunori TSUBAKI of Tokyo (JP) for mitsubishi electric corporation, Kotoyu SASAYAMA of Tokyo (JP) for mitsubishi electric corporation, Masaki HAMADA of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): G06V20/52, A61L9/00, F24F11/63, G06F3/14, G06F3/16, G06T7/20, G06V40/10, H05B47/125
CPC Code(s): G06V20/53
Abstract: a control device controls an output device that outputs a stimulus. the control device includes an acquisition unit that acquires a video obtained by an image capturing device by capturing images of a plurality of people existed in a place where movement in a plurality of directions is possible and a control unit that detects a moving people count as a number of people who moved in a first direction among the plurality of directions based on the video, calculates a ratio of the people who moved in the first direction by using the moving people count, and when a situation where the ratio is less than a predetermined threshold value is continuing for a predetermined set time, executes control for changing the stimulus currently outputted by the output device to a different stimulus.
Inventor(s): Daiki ATA of Tokyo (JP) for mitsubishi electric corporation, Daisuke AMMI of Tokyo (JP) for mitsubishi electric corporation, Satoshi NAMEMATSU of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): G06V30/20, G06V10/72, G06V30/18
CPC Code(s): G06V30/20
Abstract: an article image data acquirer acquires article image data as a target of optical character recognition (ocr). an inference result data generator generates first inference result data and second inference result data by inputting the article image data as the target of the ocr into a trained model. an inference result data outputter outputs the first inference result data and the second inference result data. an image filter generator generates a first image filter based on the first inference result data and a second image filter based on the second inference result data. an image filter outputter outputs the first image filter and the second image filter.
Inventor(s): Kosuke NAKAMURA of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): G06V30/413, G06V10/764, G06V10/82, G06V30/182, G06V30/19, G06V30/196, G06V30/262, G06V30/412
CPC Code(s): G06V30/413
Abstract: a table-image recognition device includes: an object extracting unit that extracts a plurality of objects included in a table; a set determination unit that determines whether or not every pair consisting of two objects selected from the plurality of objects is a set constituting a component specified by a column and a row of the table; a same-row determination unit that determines whether or not the objects of each pair share a same row; a same-column determination unit that determines whether or not the two objects of each pair share a same column; and a structure determining unit that determines a structure of the table by specifying the row and column to which each object belongs on the basis of the determination result.
Inventor(s): Norikazu SAKAI of Fukuoka (JP) for mitsubishi electric corporation
IPC Code(s): H01L23/00
CPC Code(s): H01L24/29
Abstract: a manufacturing method of a semiconductor device includes the steps of supplying a paste-like bonding material on a base material, pressing down the bonding material with an object to be bonded, and bonding the object to be bonded onto the base material by the bonding material. the object to be bonded is rectangular. the bonding material supplied onto the base material includes a central portion located at a center of the object to be bonded, an extended portion extending from the central portion toward each vertex of the object to be bonded, and a retreated portion that is retreated from each side of the object to be bonded. a distance of 40 �m or more is secured from an upper surface of the object to be bonded to an upper end of the bonding material that has crept up along a side surface of the object to be bonded.
20240421559. SEMICONDUCTOR LASER_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Yuki TAKETOMI of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): H01S5/028, H01S5/042, H01S5/22
CPC Code(s): H01S5/0282
Abstract: a compound semiconductor multilayer (-) is film formed on a compound semiconductor substrate () and includes a ridged stripe () and a resonator end face () which corresponds to a cleavage plane perpendicular to a long-side direction of the stripe (). a first au electrode () is formed on the stripe () in a region of up to the resonator end face (). a second au electrode () is formed on the first au electrode () in a region excluding a region adjacent to the resonator end face (). a metal layer () made of metal harder than au is formed on the first au electrode () in the region adjacent to the resonator end face (). a coating film () is formed on the resonator end face ().
Inventor(s): Haruyuki KOMETANI of Tokyo (JP) for mitsubishi electric corporation, Ryoji MIYATAKE of Tokyo (JP) for mitsubishi electric corporation, Atsushi YAMAMOTO of Tokyo (JP) for mitsubishi electric corporation, Noboru NIGUCHI of Osaka (JP) for mitsubishi electric corporation, Katsuhiro HIRATA of Osaka (JP) for mitsubishi electric corporation, Hironori SUZUKI of Osaka (JP) for mitsubishi electric corporation, Takuya ITO of Osaka (JP) for mitsubishi electric corporation
IPC Code(s): H02K1/16, H02K1/17, H02K16/02
CPC Code(s): H02K1/165
Abstract: a permanent magnet-type rotary electric machine comprises: a stator including: a stator core having a plurality of stator teeth formed circumferentially; stator coils arranged in the respective bottoms of a plurality of stator slots formed between the stator teeth and wound on the stator teeth in a concentrated winding manner; and stator magnets arranged near the respective openings of the plurality of stator slots, a first rotor having a plurality of pole pieces and disposed coaxially with the stator to face the stator magnets; and a second rotor having a plurality of permanent magnets and disposed coaxially with the first rotor to face the first rotor, wherein the circumferential width of stator teeth positioned between the adjacent two of the stator magnets is narrower than the circumferential width of the stator slots.
20240421684. LINEAR TRANSPORT SYSTEM_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Yuichiro NAKAMURA of Tokyo (JP) for mitsubishi electric corporation, Takumi TOMATSU of Tokyo (JP) for mitsubishi electric corporation, Zaini ARIFF of Tokyo (JP) for mitsubishi electric corporation, Jun HOSONO of Tokyo (JP) for mitsubishi electric corporation, Hiroshi WAKAYAMA of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): H02K41/03, B65G54/02
CPC Code(s): H02K41/031
Abstract: a linear transport system includes: a stator module including an iron core that includes a plurality of teeth and a coil wound around the iron core; a movable element that includes a plurality of identical magnets disposed on a side surface parallel to a moving direction, and is propelled by an electromagnetic force from the coil; and a motor drive control device that controls the movable element by supplying an independent current of single-phase ac individually to the coil included in the stator module. when lm is a magnet pitch that is a pitch of the magnets disposed in the movable element, and lt is a tooth pitch that is a pitch of the teeth, 1.3≤lm/lt≤1.4 is satisfied.
20240421720. POWER CONVERTER_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Koichiro KUSHIDA of Tokyo (JP) for mitsubishi electric corporation, Masahiro KATSUMURA of Tokyo (JP) for mitsubishi electric corporation, Yoshio MIZOGUCHI of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): H02M7/00
CPC Code(s): H02M7/003
Abstract: a converter includes a diode module including a diode bridge disposed inside a module case; and a body case including an opening in a placement face. the module case includes a counter face facing the placement face and a noncounter face, with a breakage prevention structure being disposed on at least one of the counter face or the noncounter face. when the counter face is where the breakage prevention structure is disposed, the breakage prevention structure entirely covers the counter face. when the noncounter face is where the breakage prevention structure is disposed, the noncounter face where the breakage prevention structure is disposed is a noncounter placement face with a largest area among exterior wall faces of the module case, and the noncounter placement face including an area farther from the placement face than a middle of the noncounter placement face is as a nonplacement area.
Inventor(s): Noboru MIYAMOTO of Tokyo (JP) for mitsubishi electric corporation, Kazuaki HIYAMA of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): H02P29/60, B60K1/02, H01L23/58, H01M10/42, H02P27/06
CPC Code(s): H02P29/60
Abstract: provided is a motor control device that prevents a motor from being unable to be driven in the event of a failure of a battery or an inverter that controls a motor current. a motor control device includes a plurality of semiconductor units each including a semiconductor device (an inverter circuit) driving a motor and a battery providing dc power to the semiconductor device (inverter circuit), wherein semiconductor devices (inverter circuits) of the respective semiconductor units are electrically connected in parallel to the motor.
Inventor(s): Takashi YASUE of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): H02P29/68, B25J13/08, H02P29/032
CPC Code(s): H02P29/68
Abstract: a motor control device includes, on a printed circuit board, an acceleration sensor that detects an acceleration corresponding to a posture of the printed circuit board, and outputs, as acceleration information, the acceleration detected, a temperature sensor that detects a temperature on the printed circuit board, and outputs, as detected temperature, the temperature detected, an inverter circuit that drives a motor, and a control circuit that calculates posture information indicating the posture of the printed circuit board on the basis of the acceleration information, calculates temperature information indicating a temperature of a part disposed on the printed circuit board on the basis of the detected temperature, and controls the inverter circuit by outputting, to the inverter circuit, a power supply command for the motor based on a temperature threshold set for each piece of the posture information, the posture information, and the temperature information.
20240421782. POWER AMPLIFIER_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Ko KANAYA of Tokyo (JP) for mitsubishi electric corporation, Kazuya YAMAMOTO of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): H03F3/21
CPC Code(s): H03F3/21
Abstract: a power amplifier according to the present disclosure includes a transistor; a main line connected to a drain of the transistor; a branch line which branches from the main line and is connected to a drain pad; and a drain bias circuit which is provided on the branch line, wherein the drain bias circuit has a first shunt capacitor which is connected to the branch line and a second shunt capacitor which is connected to the branch line between the first shunt capacitor and the drain pad, the first shunt capacitor is capacitive at an operating frequency of the transistor, the second shunt capacitor is inductive at the operating frequency, and the first shunt capacitor and the second shunt capacitor resonate at the operating frequency.
Inventor(s): Yutaka KAWAI of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): H04L9/06, H04L9/08
CPC Code(s): H04L9/0618
Abstract: a ciphertext conversion system () includes a conversion key generation device () and a conversion device (). the conversion key generation device () performs encryption of a public-key encryption scheme using a public key and a first decryption enabling condition, so as to generate a first converted public-key ciphertext and a key corresponding to the first converted public-key ciphertext, performs encryption of a symmetric-key encryption scheme using a second symmetric-key encryption secret key as a plaintext and the key corresponding to the first converted public-key ciphertext as a secret key, so as to generate a first partial conversion key, and calculates, as a second partial conversion key, an exclusive-or of a result of performing encryption using a first symmetric-key encryption secret key and first auxiliary information and a result of performing encryption using the second symmetric-key encryption secret key and second auxiliary information. the conversion device () calculates, as at least part of a converted symmetric-key ciphertext, an exclusive-or of a symmetric-key ciphertext and the second partial conversion key, where the symmetric-key ciphertext is an exclusive-or of a plaintext and a result of performing encryption using the first symmetric-key encryption secret key and the first auxiliary information.
Inventor(s): Yutaka KAWAI of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): H04L9/06, H04L9/08
CPC Code(s): H04L9/0618
Abstract: a ciphertext conversion system includes a conversion device () including a conversion unit (). the conversion unit () performs encryption of a public-key encryption scheme using a public key and a decryption enabling condition, so as to generate a transformed public-key ciphertext and a key corresponding to the transformed public-key ciphertext, and calculates, as at least part of a transformed symmetric-key ciphertext, an exclusive-or of a first ciphertext, a value calculated by performing encryption of a symmetric-key encryption scheme using a sub secret key and second auxiliary information, and a value calculated by performing encryption of the symmetric-key encryption scheme using the key corresponding to the transformed public-key ciphertext and third auxiliary information, where the first ciphertext is an exclusive-or of a value calculated by performing encryption of the symmetric-key encryption scheme using first auxiliary information and a main secret key, a value calculated by performing encryption of the symmetric-key encryption scheme using the second auxiliary information and the sub secret key, and a plaintext.
Inventor(s): Hisao NAKANO of Tokyo (JP) for mitsubishi electric corporation, Masao IWATA of Tokyo (JP) for mitsubishi electric corporation, Yasuaki TAKIMOTO of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): H04W4/46, H04W4/021
CPC Code(s): H04W4/46
Abstract: the vehicle-mounted communication device includes: a reception unit which receives, from remote vehicles, remote-vehicle messages each including information about a remote-vehicle position; an ego-vehicle information acquisition unit which acquires, as information about an ego vehicle, ego-vehicle information including at least an ego-vehicle position, an ego-vehicle speed, and an ego-vehicle advancing direction; a message processing area determination unit which determines a message processing area on the basis of the ego-vehicle information; a message processing necessity determination unit which acquires the remote-vehicle messages from the reception unit, outputs, as a selected remote-vehicle message, a remote-vehicle message the remote-vehicle position of which is present within the message processing area, and discards a remote-vehicle message the remote-vehicle position of which is present outside the message processing area; and a message processing unit which performs processing on the selected remote-vehicle message outputted from the message processing necessity determination unit.
20240422717. COMMUNICATION SYSTEM_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Tadahiro SHIMODA of Tokyo (JP) for mitsubishi electric corporation, Mitsuru MOCHIZUKI of Tokyo (JP) for mitsubishi electric corporation, Akinori TAIRA of Tokyo (JP) for mitsubishi electric corporation, Takahisa YAMAUCHI of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): H04W64/00, G01S5/02, G01S5/14
CPC Code(s): H04W64/00
Abstract: a communication system includes: a plurality of positioning signal transmission devices that transmit positioning signals; a positioning signal reception device that receives the positioning signals; and a location calculation device that calculates a location of a terminal to be positioned on the basis of reception results of the positioning signals by the positioning signal reception device, and the plurality of positioning signal transmission devices output integrity assistance data to be used to calculate integrity of a location of the terminal to be positioned, and the location calculation device calculates integrity of a location calculation result of the terminal to be positioned by using the integrity assistance data output from the plurality of positioning signal transmission devices.
Inventor(s): Yosuke NAKATA of Tokyo (JP) for mitsubishi electric corporation, Yuji SATO of Tokyo (JP) for mitsubishi electric corporation, Kentaro YOSHIDA of Tokyo (JP) for mitsubishi electric corporation, Kei HAYASHI of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): H05K1/18, H01L23/00, H02P27/06, H05K3/28, H05K3/30, H05K7/20
CPC Code(s): H05K1/18
Abstract: provided is a technique capable of reducing wiring inductance of a smoothing capacitor. a circuit pattern electrically connected to a semiconductor element is provided on an insulating substrate on a cooler. a smoothing capacitor is disposed not to be overlapped with the semiconductor element in a plan view to include an inner electrode forming capacitance, a capacitor case housing the inner electrode, and a terminal protruding from the capacitor case seamlessly. a first sealing portion covers at least a part of each of the terminal of the smoothing capacitor, the insulating substrate, and the circuit pattern. the terminal of the smoothing capacitor and the circuit pattern are directly connected to each other by bonding force of an interface between the terminal and the circuit pattern.
Inventor(s): Yohei ISODA of Tokyo (JP) for mitsubishi electric corporation, Yoshikazu MURATA of Tokyo (JP) for mitsubishi electric corporation, Masatoshi TOYONAGA of Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): H05K7/14
CPC Code(s): H05K7/1474
Abstract: a programmable logic controller capable of maintaining waterproofness or dustproofness includes a base unit with a substrate, a base case housing the substrate, and at least one holding part to hold a connection unit which is one of a plurality of module units. the connection unit includes a module-side connector, an engagement mechanism to be detachably engaged with the at least one holding part, and a module case with a fitting tenon to be engaged with the base case. the programmable logic controller includes an elastic member to apply a force in a first direction, which is a direction in which the connection unit moves away from the base unit, thereby pressing the engagement mechanism of the connection unit against the at least one holding part of the base unit, and a sealing member to seal a gap between the base case and the fitting tenon of the module case.
20240422952. Power Conversion Device_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Norikazu HATTORI of Chiyoda-ku, Tokyo (JP) for mitsubishi electric corporation, Kenta FUJII of Chiyoda-ku, Tokyo (JP) for mitsubishi electric corporation, Yukiko MORI of Chiyoda-ku, Tokyo (JP) for mitsubishi electric corporation, Takashi KUMAGAI of Chiyoda-ku, Tokyo (JP) for mitsubishi electric corporation, Yoshikazu TSUNODA of Chiyoda-ku, Tokyo (JP) for mitsubishi electric corporation, Yuji SHIRAKATA of Chiyoda-ku, Tokyo (JP) for mitsubishi electric corporation
IPC Code(s): H05K7/20, H02M7/00, H05K5/02
CPC Code(s): H05K7/209
Abstract: a power conversion device includes: a case having a side wall and a bottom wall; a plurality of first heat dissipation plates, a plurality of second heat dissipation plates, a plurality of circuit components and a sealing material that are disposed in the case; and a printed wiring board electrically connected to the plurality of circuit components and attached to the case. an inner wall surface of the bottom wall has a normal along a first direction. the plurality of first heat dissipation plates each extend in a second direction orthogonal to the first direction, and are spaced from one another and arranged in a third direction orthogonal to the first direction and the second direction. the plurality of second heat dissipation plates each extend in the third direction, and are spaced from one another and arranged in the second direction.
Mitsubishi Electric Corporation patent applications on December 19th, 2024
- Mitsubishi Electric Corporation
- B22F10/22
- B22F10/36
- B22F12/00
- B33Y10/00
- B33Y30/00
- B33Y50/02
- CPC B22F10/22
- Mitsubishi electric corporation
- B23K26/342
- B23K26/082
- B23K31/02
- CPC B23K26/342
- B23K26/14
- B65G43/00
- CPC B65G43/00
- B65G54/02
- H02M7/537
- H02P25/06
- H02P27/06
- CPC B65G54/02
- B66B5/00
- B66B1/30
- B66B1/34
- B66B5/02
- B66B13/14
- H02P29/68
- CPC B66B5/0025
- C02F1/48
- CPC C02F1/48
- F24F1/0022
- CPC F24F1/0022
- F24F11/36
- F24F140/12
- F24F140/20
- F25B41/20
- CPC F24F11/36
- F24F11/84
- CPC F24F11/84
- F25B41/40
- F25B49/02
- G01C21/00
- CPC G01C21/387
- G01N25/20
- CPC G01N25/20
- G01P3/44
- CPC G01P3/44
- G01R31/08
- G06N3/096
- CPC G01R31/088
- G05B17/02
- CPC G05B17/02
- G05B19/042
- G06F3/147
- G06T11/00
- CPC G05B19/042
- CPC G05B19/0426
- G05B23/02
- G06N20/00
- CPC G05B23/0224
- G06F8/41
- CPC G06F8/41
- G06F8/76
- CPC G06F8/76
- G06F16/17
- G06F16/34
- CPC G06F16/1734
- G06N5/04
- CPC G06N5/04
- G06T7/246
- G06T7/60
- G06T7/73
- CPC G06T7/248
- G06V20/52
- A61L9/00
- F24F11/63
- G06F3/14
- G06F3/16
- G06T7/20
- G06V40/10
- H05B47/125
- CPC G06V20/53
- G06V30/20
- G06V10/72
- G06V30/18
- CPC G06V30/20
- G06V30/413
- G06V10/764
- G06V10/82
- G06V30/182
- G06V30/19
- G06V30/196
- G06V30/262
- G06V30/412
- CPC G06V30/413
- H01L23/00
- CPC H01L24/29
- H01S5/028
- H01S5/042
- H01S5/22
- CPC H01S5/0282
- H02K1/16
- H02K1/17
- H02K16/02
- CPC H02K1/165
- H02K41/03
- CPC H02K41/031
- H02M7/00
- CPC H02M7/003
- H02P29/60
- B60K1/02
- H01L23/58
- H01M10/42
- CPC H02P29/60
- B25J13/08
- H02P29/032
- CPC H02P29/68
- H03F3/21
- CPC H03F3/21
- H04L9/06
- H04L9/08
- CPC H04L9/0618
- H04W4/46
- H04W4/021
- CPC H04W4/46
- H04W64/00
- G01S5/02
- G01S5/14
- CPC H04W64/00
- H05K1/18
- H05K3/28
- H05K3/30
- H05K7/20
- CPC H05K1/18
- H05K7/14
- CPC H05K7/1474
- H05K5/02
- CPC H05K7/209
