Mitsubishi Denki Kabushiki Kaisha

Hitachi Automotive Systems, Ltd.

Hitachi Astemo Ltd.

Renesas Technology Corp.

Renesas Electronics Corporation

Hitachi, Ltd.

Hongo Aerospace Inc.

Takahiro Miki

Toshio Kumamoto

Masashi Horiguchi

Keiji Hanzawa

Takayuki Yogo

Hiroaki Hoshika

Akira Uenodan

Shiro Hosotani

Masao Ito

Yuki Isoya

Takeo Hosokawa

Hiroyuki Kouno

Naoki Saito

Tsutomu Kono

Yasuyuki Nakamura

Nobuaki Gorai

Takahiro Yamamoto

Hisashi Harada

Takashi Okuda

Binti Haridan Fatin Farhanah

Mitsuru Hiraki

Shinobu Tashiro

Osamu Matsumoto

Yasuo Morimoto

Hideki Ando

Hiroshi Komurasaki

Shinya Sano

Hisayasu Satoh

Tsubasa Watanabe

Hiroyuki Kohno

Noboru Tokuyasu

Masataka Minami

Takayuki Saito

Hideo Nagano

Hideo Matsui

Hiroyuki Abe

Naoya Arisaka

Hisayasu Sato

Masaomi Kamakura

Nozomi Yatsumonji

Shigeto Hirohata

Kenya Kaneda

Ryo Sakai

Hiroshi Hirayama

Takeshi Morino

Takashi Oshima

Yoshiyuki Kato

Akira Kotabe

Norio Ishitsuka

Tatsuji Matsuura

Hiroyuki Kono

Atsushi Kanke

Akio Yasukawa

Nobutaka Kimura

Masayuki Kozawa

Masatoshi Kameyama

Takaya Maruyama

Makoto Iida

Yuki Okamoto

Masatoshi Ogata

Kunihiko Usui

Tetsuo Matsui

Naoki Yada

Takeshi Shigenobu

Toshitsugu Miwa

Akihiro Yaguchi

Masamichi Nakamura

Kazuo Kaneki

Kelji Hanzawa

Takayuki Ishikawa

Satoshi Noda

Akihiro Kitagawa

Kazuaki Deguchi

Mari Hikota

Hanzawa Keiji

An object of the present invention is to provide a physical quantity detection device configured to reduce an influence of a resonance phenomenon of sound pressure on flow rate characteristics. The physical quantity detection device according to the present invention includes: a housing arranged in the main passage; a sub-passage arranged in the housing; a flow rate detection unit arranged in the sub-passage; a circuit unit electrically connected to the flow rate detection unit; a circuit chamber arranged in the housing and accommodating the circuit unit; and a first introduction passage including one end open to the sub-passage and the other end open to the circuit chamber to communicate between the sub-passage and the circuit chamber. The flow rate detection unit includes a diaphragm including a diaphragm front surface exposed to the sub-passage and a diaphragm rear surface exposed to a closed chamber that communicates with the circuit chamber, and the circuit chamber includes at least one or more protrusions arranged opposite an opening to which the other end of the first introduction passage is open.

Physical quantity detection device

An object of the present invention is to provide a compact air flow rate measuring device with improved stain resistance. A physical quantity detecting device of the present invention includes: a semiconductor element having a flow rate detection unit; a circuit boardsupporting the semiconductor element; and a conductive coverfixing the circuit board, and the semiconductor element is fixed to the circuit boardsuch that the flow rate detection unitfaces the cover

Flow rate detecting device of intake air in an internal combustion engine

An object is to improve measurement accuracy of a thermal air flow meter. A flow-rate measuring device comprising: a sensor assembly having a flow-rate detecting element; a circuit board on which the sensor assembly is mounted; and a housing on which the circuit board is mounted, wherein the sensor assembly is mounted on the circuit board such that a detection portion side of the flow-rate detecting element is closer to the housing, and the sensor assembly includes a contact portion in contact with the housing on the detection portion side.

Flow-rate measuring device

An object is to improve measurement accuracy of a flow rate measurement device. A flow rate measurement device including: a first void which is formed of one surface of the support body and one surface of the circuit board; a second void which is formed of a surface opposite to the one surface of the circuit board and the housing; and a third void which is formed of a surface opposite to the one surface of the support body and a cover.

Flow rate measurement device

A physical quantity detection device that can improve arithmetic resolution while preventing an increase in memory capacity is obtained. A physical quantity detection deviceaccording to the present invention includes: a physical quantity detection sensor that detects a physical quantity of a measurement target gas; a storage unit that records a correction amount corresponding to a detection value of the physical quantity detection sensor; and an arithmetic unitthat performs output adjustment of the detection value using the detection value and the correction amount. Resolution of the storage unitis lower than arithmetic resolution of the arithmetic unit

Provided are a device for communicating with and controlling a small unmanned airplane, and a method therefor. In an information processing system to which the present invention is applied, a drone is provided with: a converter module that operates on a storage battery; an onboard communication means; an FDR module; a drive unit or the like, not illustrated; a leg section that contacts or approaches a landing port; and a charging terminal for supplying power for charging to the storage battery, the charging terminal being disposed in the proximal area. The landing port is the landing port where the drone lands, and has a projection for guiding the leg section onto a planar section.

Information processing system

Provided is a physical quantity detection device capable of improving noise performance of a flow rate detection unit as compared with the related art. The physical quantity detection deviceincludes a plate-like chip packagethat is arranged to protrude from the flow path of the measurement target gas and has a width W along the flow direction of the measurement target gas. The chip packageincludes a flow rate detection unit, an accelerating flow path, a measurement surface, a non-measurement surface, and a separation flow portion. The cross sectional area of the accelerating flow pathis reduced, and the flow rate detection unitis arranged. The separation flow portionpartitions the second sub-passageinto a measurement flow path facing the measurement surfaceand a non-measurement flow path facing the non-measurement surface. In the width direction Dw of the chip package, the end portionof the accelerating flow pathand the end portionof the separation flow portionare separated from each other.

Physical-quantity detection device

A flow-volume detecting apparatus including a flow-volume detecting unit which measures a flow volume of a measured fluid, a flow-volume state determining unit which determines a flow-volume state of the measured fluid based on an output from the flow-volume detecting unit. The flow-volume detecting apparatus further including a plurality of filters which process a flow-volume signal, and a filter selecting unit which selects a filter that processes the flow-volume signal, wherein the filter selecting unit selects the filter that processes the flow-volume signal according to the flow-volume state determined by the flow-volume state determining unit.

Flow-volume detecting apparatus utilizing filter selection

To obtain a physical quantity detection device capable of reducing an intake amount of air accompanied by foreign matter. A physical quantity detection device () of the invention includes a housing arranged in a main passage through which a measurement target gas () flows. The housing is provided with a second sub-passage (B) that takes in a part of the measurement target gas () flowing in the main passage, a circuit chamber () that accommodates a pressure sensor () that detects a pressure of the measurement target gas (), and a pressure introduction passage () having one end opened in the middle of the second sub-passage (B) and the other end opened in the circuit chamber () and capable of introducing the pressure of the measurement target gas () from the second sub-passage (B) into the circuit chamber (). In the pressure introduction passage (), an introduction port () is arranged at a position offset outward from a side wall surface () of the second sub-passage (B).

It is possible to suppress overcorrection. A physical quantity detecting device includes: a physical quantity detecting sensor that detects a physical quantity of a measurement target fluid and outputs a detection signal; a compensation amount calculation unit that calculates, by using the detection signal, a lead compensation amount used in lead compensation for the detection signal; and a gain control unit that adjusts the lead compensation amount based on a deviation that is an amount of change in lead compensation amount over time.

Physical quantity detecting device

To obtain a low-pressure-loss physical quantity detection device that can detect a plurality of physical quantities of intake air. A physical quantity detection device of the present invention that detects a plurality of physical quantities of a measured gas flowing in a main passage, the physical quantity detection device includes: a circuit board on which a sensor that detects the plurality of physical quantities and an electronic component that controls the physical quantities are mountable; a circuit board accommodating unit that accommodates the circuit board; and a sub-passage in which a flow sensor is disposed. The circuit board is accommodated in the circuit board accommodating unit on an upstream side of the sub-passage, and disposed in parallel with the measured gas flowing through the main passage.

Provided is a physical quantity detection device capable of achieving both rigidity improvement and sealability improvement. A physical quantity detection device () of the invention includes a housing (), a cover (), a chip package (), and a flow rate sensor () supported by the chip package and arranged in a sub-passage. The housing includes: a first adhesive grooveA which is an adhesive groove to which an adhesive for bonding the cover is applied, extends along a proximal end of the housing, extends in the protruding direction of the housing from the proximal end of the housing to a position on a more distal end side of the housing than the chip package, and is applied with the first adhesive; and a second adhesive grooveB which extends along the sub-passageand is applied with the second adhesive. The first adhesive has a higher Young's modulus, and the second adhesive has a higher thixotropy.

A compact physical quantity detecting device is provided since it is possible to lower the mounting height of a chip package by accommodating the chip package in a notched board. In the physical quantity detecting device of the present invention, a part in a thickness direction of a support body on which a flow rate detection unit and a processing unit are mounted is accommodated in a notch provided in a printed board.

A machine learning system includes a first determination model that determines whether an input image is a second domain image, and a second determination model that determines whether an extracted image obtained by extracting an area where an object is presented from the input image is from the second domain image. Either a pseudo second domain image or the second domain image is selected and input into the first determination model, and either a first extracted image in the pseudo second domain image or a second extracted image in the second domain image is selected and input into an image extracting unit. Learning of the first determination model is performed based on a first determination result, learning of the second determination model is performed based on a second determination result, and learning of a pseudo image generative model is performed based on the first and second determination results.

Machine learning system, domain conversion device, and machine learning method

To obtain a physical quantity detection device that can prevent a thermal influence on a sensor due to downsizing. A physical quantity detection deviceof the present invention includes a measuring unitprotruding from an inner wall of a main passagetoward a passage center of the main passage. The physical quantity detection deviceincludes at least one of a flow sensorthat detects a flow rate of a measured gas, an intake air temperature sensorthat detects temperature, a pressure sensorthat detects pressure, and a humidity sensorthat detects humidity, and the sensors are disposed along a protruding direction of the measuring unit

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Hitachinaka, Japan

Takahiro Miki