Mitsubishi Electric Corporation patent applications on April 24th, 2025
Patent Applications by Mitsubishi Electric Corporation on April 24th, 2025
Mitsubishi Electric Corporation: 16 patent applications
Mitsubishi Electric Corporation has applied for patents in the areas of H02M1/00 (2), B23Q15/12 (1), H02P21/22 (1), H01J61/06 (1), H01L23/49 (1) B23Q15/12 (1), B66B1/2466 (1), F04D17/04 (1), F21V9/02 (1), F25B49/02 (1)
With keywords such as: unit, signal, value, terminal, device, command, information, current, light, and plane in patent application abstracts.
Patent Applications by Mitsubishi Electric Corporation
Inventor(s): Hiroki KANEKO of Tokyo JP for mitsubishi electric corporation, Go SATO of Tokyo JP for mitsubishi electric corporation
IPC Code(s): B23Q15/12
CPC Code(s): B23Q15/12
Abstract: a display device includes: a cutting point information acquisition unit acquiring cutting point information indicating a position of a cutting point at which a tool attached to a machine tool cuts a workpiece, the cutting point corresponding to each of a plurality of tip points included in a tool trajectory that is information indicating a movement path of the tip point of the tool; a feature acquisition unit acquiring a feature indicating a characteristic of machining, the feature being calculated corresponding to each of the tip points based on operational information that is information indicating an operational status of the machine tool, the tool trajectory, and the cutting point information; and a display unit displaying each of a plurality of the cutting points using an expression method indicating the feature corresponding to the cutting point based on the cutting point information and the feature.
Inventor(s): Yuya SENGOKU of Tokyo JP for mitsubishi electric corporation
IPC Code(s): B66B1/24, B66B17/20
CPC Code(s): B66B1/2466
Abstract: an elevator system is configured to be capable of accepting an internal call made by a user operating an elevator operating panel and an external call made from an external apparatus using a communication network. the elevator system is provided with a processor that assigns a car to be an arranged-car candidate to an internal call or an external call from among one or more cars. the processor is configured to, when an external call is accepted, execute an operation condition judgment process for judging whether each of the one or more cars is in an operating state or in a non-operating state and an external call assignment process for preferentially assigning a car in the non-operating state as the arranged-car candidate over a car in the operating state.
20250129788. CROSS FLOW FAN AND BLOWING DEVICE_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Atsushi KONO of Tokyo JP for mitsubishi electric corporation, Takuya TERAMOTO of Tokyo JP for mitsubishi electric corporation, Naho ADACHI of Tokyo JP for mitsubishi electric corporation
IPC Code(s): F04D17/04, F04D29/28, F04D29/30
CPC Code(s): F04D17/04
Abstract: to provide a cross flow fan that can achieve an increase in air volume without causing an increase in size. therefore, a cross flow fan includes a plurality of support rings arranged at a predetermined interval in a direction of a rotation axis, and a plurality of blades provided between adjacent support rings, located close to an outer circumference of the support ring, and spaced apart in the circumferential direction. the support ring has cutouts cut from the outer circumference end toward the inner circumference side, at each position between the adjacent blades. an outer diameter of the support ring at the cutout is smaller than a distance from the rotation axis to an outer end of the blade.
20250129913. ILLUMINATION DEVICE_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Masatoshi NISHIMURA of Tokyo JP for mitsubishi electric corporation, Satoru OKAGAKI of Tokyo JP for mitsubishi electric corporation
IPC Code(s): F21V9/02, F21V3/06, F21V9/40, F21V14/04
CPC Code(s): F21V9/02
Abstract: regarding an illumination device reproducing a sky seen through a window, an object is to achieve further size reduction and structure simplification and reproduce a more natural scene without limiting provision places and the number of provided devices. an illumination device of the present disclosure includes: a light source; a diffuser having a scattering structure to scatter entering light, and having at least one light entrance surface, a first light exit surface from which first outgoing light including scattered light produced by the scattering structure goes out, and a second light exit surface from which second outgoing light different from first outgoing light goes out; a sunshine formation portion provided at least at one position around the diffuser, and having a light-transmitting member; and a turning portion to guide second outgoing light toward the sunshine formation portion.
20250129981. REFRIGERATION CYCLE APPARATUS_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Takahito HIKONE of Tokyo JP for mitsubishi electric corporation, Naoya MUKAITANI of Tokyo JP for mitsubishi electric corporation
IPC Code(s): F25B49/02, F24H4/02, F24H15/242
CPC Code(s): F25B49/02
Abstract: a refrigeration cycle apparatus includes a refrigerant circuit, a water circuit, a water heat exchanger, and a controller. the water circuit includes: a water pump; an inlet-side pressure sensor configured to detect an inlet-side water pressure that is a pressure of the heat medium which flows into the water heat exchanger; and an outlet-side pressure sensor configured to detect an outlet-side water pressure that is a pressure of the heat medium that flows out from the water heat exchanger. the controller is configured to determine whether air enters the water circuit or not based on the inlet-side water pressure and the outlet-side water pressure.
Inventor(s): Futa WATANABE of Tokyo JP for mitsubishi electric corporation
IPC Code(s): G01S5/02, F24F11/56, H04W64/00
CPC Code(s): G01S5/021
Abstract: a position correction device () corrects each estimated position when wireless terminals are arranged in a two-dimensional grid pattern, a position of each of the wireless terminals has been estimated as an estimated position, and each estimated position may contain an error, and includes an installation interval estimation unit (). the installation interval estimation unit () performs clustering on the wireless terminals so that a distance between two adjacent clusters satisfies a first installation interval condition in every pair, based on a coordinate component in a lateral axis direction out of coordinate components of each estimated position, and performs clustering on the wireless terminals so that a distance between two adjacent clusters satisfies a second installation interval condition in every pair, based on a coordinate component in a longitudinal axis direction out of the coordinate components of each estimated position.
Inventor(s): Tsuyoshi YOSHIDA of Tokyo JP for mitsubishi electric corporation
IPC Code(s): G06F11/10
CPC Code(s): G06F11/1004
Abstract: an error correction coding device is configured to include an exclusive or operating unit to acquire a plurality of information bit strings that are labels of respective multilevel modulation symbols from a frame in which a plurality of information bit strings that are labels of the plurality of multilevel modulation symbols are arranged, and operate an exclusive or of a plurality of information bits that are labels of the respective multilevel modulation symbols, and a soft decision error correction coding unit to generate soft decision error correction redundancy bits by performing soft decision error correction coding on a plurality of operation results of the exclusive or by the exclusive or operating unit.
Inventor(s): Norihiko HANA of Tokyo JP for mitsubishi electric corporation, Masaki UMEDA of Tokyo JP for mitsubishi electric corporation, Go KAJIWARA of Tokyo JP for mitsubishi electric corporation
IPC Code(s): G06T7/00
CPC Code(s): G06T7/0002
Abstract: a controlling circuitry: generates a shape model of a pipe, set a crack occurrence plane in an inner surface of the pipe and set a measurement plane on the basis of the shape model imparted with a boundary condition including pressure information applied to the inner surface of the pipe, performs control in which a change on the measurement plane when a crack has occurred at the crack occurrence plane is set as a measurement plane estimated change vector, for each of crack candidates; derives deformation on the measurement plane as a measurement plane deformation vector, and calculates a similarity between the derived measurement plane deformation vector and the measurement plane estimated change vector for each crack candidate; and estimate a crack from the similarity and a state quantity deformation vector indicating a deformation state on the crack occurrence plane for each crack candidate.
Inventor(s): Futa WATANABE of Tokyo JP for mitsubishi electric corporation
IPC Code(s): G06V10/25, G06T3/40, G06T3/60, G06T7/13, G06T7/62, G06V10/60
CPC Code(s): G06V10/25
Abstract: an image acquisition unit () acquires image data obtained by capturing an image of an indoor unit of an air conditioner. an air outlet detection unit () gives, as input, the image data of the indoor unit acquired by the image acquisition unit () to an object detection model to detect an air outlet. an area setting unit () sets an area of interest to be a range in which a detection target, such as a light emitter installed in the indoor unit or an identification number displayed on the indoor unit, is to be detected, based on a detected area of the air outlet detected by the air outlet detection unit ().
Inventor(s): Akira INOUE of Tokyo JP for mitsubishi electric corporation, Seiro YUGE of Tokyo JP for mitsubishi electric corporation, Koji OTA of Tokyo JP for mitsubishi electric corporation, Akane NOMURA of Tokyo JP for mitsubishi electric corporation
IPC Code(s): H01J61/32, H01J61/06
CPC Code(s): H01J61/32
Abstract: a microwave excitation light-source device includes: a center conductor extending in an axis direction; an annular conductor having light transparency and disposed concentrically with respect to the center conductor; and an arc tube in which a luminescent material is enclosed, the arc tube being disposed so as to extend along the axis direction in an annular space created between the center conductor and the annular conductor; wherein, with respect to the arc tube, in a plane that is perpendicular to the axis direction, a single closed curve drawn along a tube wall of the arc tube intersects zero or even number of times, every line drawn from the center conductor toward the annular conductor.
20250132230. SEMICONDUCTOR DEVICE_simplified_abstract_(mitsubishi electric corporation)
Inventor(s): Tatsuya KAWASE of Tokyo JP for mitsubishi electric corporation, Naoki YOSHIMATSU of Tokyo JP for mitsubishi electric corporation, Kazuki YAMADA of Tokyo JP for mitsubishi electric corporation, Arata IIZUKA of Tokyo JP for mitsubishi electric corporation
IPC Code(s): H01L23/49, H01L23/00, H01L23/31, H01L23/538
CPC Code(s): H01L23/49
Abstract: the visibility of the inserted portions of the signal terminals after the insertion of the signal terminals into the lead frame is improved. a semiconductor device includes an insulating substrate, a semiconductor element, a main terminal frame, a signal terminal frame connected to the semiconductor element via a wire, and a sealing resin that seals a portion of the insulating substrate, the semiconductor element, a portion of the main terminal frame, and a portion of the signal terminal frame, in which the signal terminal frame includes a receiving portion in a portion exposed from the sealing resin, and the semiconductor device further comprising at least one signal terminal pin connected to the signal terminal frame via the receiving portion of the signal terminal frame so as to extend in a direction intersecting the upper surface of the insulating substrate.
Inventor(s): Yuto SHIBUTA of Fukuoka JP for mitsubishi electric corporation, Shohei HIGASHI of Fukuoka JP for mitsubishi electric corporation
IPC Code(s): H02M3/335, H02M1/00, H02M1/088
CPC Code(s): H02M3/33515
Abstract: a first circuit generates a transmission signal according to a change in a logical value of a first signal using a first potential as a reference. a transformer includes a first coil to which a transmission signal is input and a second coil inductively coupled to the first coil to output a pair of reception signals. the second circuit generates a second signal by performing comparison with hysteresis with respect to the potential difference between the pair of reception signals using a second potential as a reference. the second circuit includes a detection circuit performing comparison and outputting a result of detecting whether the potential difference exceeds a predetermined range as the second signal, and a reset circuit resetting an operation of the detection circuit when a logical value of the second signal is maintained in a preset period.
Inventor(s): Tatsuya MORI of Tokyo JP for mitsubishi electric corporation, Chiaki FUJIMOTO of Tokyo JP for mitsubishi electric corporation, Kosuke ISHIKAWA of Tokyo JP for mitsubishi electric corporation
IPC Code(s): H02P21/22, B62D5/04, H02P27/12
CPC Code(s): H02P21/22
Abstract: a rotating machine control device includes: an inverter that applies a voltage; a current detector provided in the inverter detecting current that flows through, and a controller outputting a voltage command value to the inverter based on a control command, wherein the controller has: a torque current command value generator calculating a torque current command value based thereon; a weakened field current command value generator for calculating a weakened field current command value, and a voltage command value calculator calculating voltage command value based on current command values of the torque and the weakened field, and the weakened field current command value generator outputs a first weakened field current command value as the weakened field current command value, wherein the first weakened field current command value restricts a modulation rate of the inverter to a first threshold value so the current detector is capable of detecting at least two phases.
Inventor(s): Kohei ONDA of Tokyo JP for mitsubishi electric corporation, Naohiko MITOMI of Tokyo JP for mitsubishi electric corporation, Kazuhiro OTSU of Tokyo JP for mitsubishi electric corporation, Junichiro ISHIKAWA of Tokyo JP for mitsubishi electric corporation
IPC Code(s): H03K17/0812, H02M1/00, H02M1/08, H02M1/32, H02M3/158, H02M7/5387
CPC Code(s): H03K17/08128
Abstract: a semiconductor drive device includes a gate drive unit which drives a semiconductor switching element, and an overcurrent protection unit. the overcurrent protection unit includes an overcurrent determination unit which receives a detection signal and determines whether there is overcurrent, and a gate voltage reducing unit which reduces gate-applied voltage when it is determined that there is the overcurrent. the overcurrent determination unit includes a clamp diode for clamping a potential of an input part for the detection signal at a gate potential, a first transistor to which the input part is connected, and a low-pass filter. when the potential of the input part has reached a set value, the first transistor is turned on so that it is determined that there is the overcurrent in the semiconductor switching element.
Inventor(s): Tsuyoshi YOSHIDA of Tokyo JP for mitsubishi electric corporation
IPC Code(s): H03M13/11, H03M13/45
CPC Code(s): H03M13/1111
Abstract: an error correction decoding device includes processing circuitry configured to; acquire each of the pulse amplitude modulation symbols from a communication symbol sequence, calculate a first hard decision bit indicating positive and negative of a log posterior probability ratio of each of m bits, and calculate an absolute value of each of log posterior probability ratios as a first reliability; operate an exclusive or of d�m first hard decision bits having been calculated; perform comparison of d�m first reliabilities having been calculated with each other, select one first reliability from the d�m first reliabilities on a basis of a result of the comparison, and output the one first reliability as a second reliability; and perform soft decision error correction decoding on an operation result of the exclusive or and the second reliability.
20250133466. 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, Naofumi IWAYAMA of Tokyo JP for mitsubishi electric corporation
IPC Code(s): H04W36/32
CPC Code(s): H04W36/322
Abstract: a communication system which realizes avoidance of complexity in the positioning of a communication terminal and to which a fifth-generation wireless access system is applied includes: a network-side device equipped with a location management function of the fifth-generation wireless access system; and a base station. when a positioning request for a communication terminal connected to the base station occurs, the base station to which a positioning target terminal that is a communication terminal to be subjected to positioning is connected notifies the network-side device of information related to a timing at which the positioning target terminal is able to receive a positioning signal, and the network-side device determines setting contents related to a transmission/reception timing of a positioning signal based on the information provided from the base station, and notifies the base station that transmits the positioning signal and the positioning target terminal of the setting contents determined.
Mitsubishi Electric Corporation patent applications on April 24th, 2025
- Mitsubishi Electric Corporation
- B23Q15/12
- CPC B23Q15/12
- Mitsubishi electric corporation
- B66B1/24
- B66B17/20
- CPC B66B1/2466
- F04D17/04
- F04D29/28
- F04D29/30
- CPC F04D17/04
- F21V9/02
- F21V3/06
- F21V9/40
- F21V14/04
- CPC F21V9/02
- F25B49/02
- F24H4/02
- F24H15/242
- CPC F25B49/02
- G01S5/02
- F24F11/56
- H04W64/00
- CPC G01S5/021
- G06F11/10
- CPC G06F11/1004
- G06T7/00
- CPC G06T7/0002
- G06V10/25
- G06T3/40
- G06T3/60
- G06T7/13
- G06T7/62
- G06V10/60
- CPC G06V10/25
- H01J61/32
- H01J61/06
- CPC H01J61/32
- H01L23/49
- H01L23/00
- H01L23/31
- H01L23/538
- CPC H01L23/49
- H02M3/335
- H02M1/00
- H02M1/088
- CPC H02M3/33515
- H02P21/22
- B62D5/04
- H02P27/12
- CPC H02P21/22
- H03K17/0812
- H02M1/08
- H02M1/32
- H02M3/158
- H02M7/5387
- CPC H03K17/08128
- H03M13/11
- H03M13/45
- CPC H03M13/1111
- H04W36/32
- CPC H04W36/322