Tdk Corporation

Mitsumi Electric Company Ltd.

Canon Kabushiki Kaisha

Hitachi, Ltd.

Ntt Docomo, Inc.

Gc Corporation

Sony Corporation

Nec Corporation

Hitachi Chemical Company, Ltd.

Fujikura Limited

Honda Motor Co., Ltd.

Mitsubishi Electric Corporation

Toppan Printing Co., Ltd.

Jeol Ltd.

Konica Minolta, Inc.

Makoto Takahashi

Hisateru Komatsu

Hiroyuki Hirano

Takashi Kikukawa

Jun Hashimoto

Isamu Kuribayashi

Teiichiro Oka

Kentaro Itagaki

Ryoichi Menju

Junji Tominaga

Masahiro Aoki

Tatemi Ido

Noriyuki Kobayashi

Makoto Suzuki

Hirohisa Sano

Makoto Konno

Saburo Sugawara

Hajime Utsunomiya

Yuji Saito

Takashi Oshima

Takashi Watanabe

Takeshi Iwatsu

Hirotaka Ishikawa

Kazuhiro Inoko

Akitoshi Yoshii

Yasunobu Matsuoka

Dai Matsuoka

Yuichi Suzuki

Kazuhiko Hosomi

Masatada Yodogawa

Shuichi Kurokawa

Yasuki Kanema

Toshiaki Mizushima

Munemitsu Hamada

Yuki Furubayashi

Chisako Kajihara

Tohru Kadono

Mohammad Shahed Ahamed

Hiraku Harada

Akihiro Takamiya

Akira Takeishi

Hiroyasu Inoue

Hiroshi Yagi

Hiroki Kato

Akira Sato

Atsushi Okuyama

Norio Takahashi

Shinichi Saito

Toshiki Sugawara

Toshihiro Iguchi

Hiroshi Sato

Yoshitaka Sato

Kazuhisa Uomi

Hajime Kato

Shinichi Takahashi

Shinji Sakano

Shinji Shimizu

Yuto Shiga

Hiroyuki Kodama

Takayuki Kimura

Yuya Ishima

Tomoaki Shibata

Tomonori Nakamura

Atsushi Takai

Hideo Arimoto

Kazushige Ito

Kouji Tanaka

Yukio Saito

Takashi Sudo

Nobuo Miyadera

Junya Ichimura

Tatsuya Kojima

Kaori Watanabe

Hiroshi Koike

Shunji Aoki

Osamu Moriya

Yasuhiro Horiuchi

Shigeki Makino

Tooru Takahashi

Yoshiyuki Takamori

Yoshihito Otomo

Yuji Suwa

Hisashi Shibata

Koichi Seno

Toshiki Mori

Minoru Ohkoba

Takayuki Ueno

Akira Shibata

Shin Kuwashiro

Kazuyuki Hasebe

Etsuko Nomoto

Tadanori Saito

Toshihiko Fukamachi

Futoshi Fusejima

Kazuhiko Oda

Mamoru Takahashi

Akira Goshima

Tetsuji Maruno

Shuichi Miura

Yuji Fujimaki

A magnetic field detection device includes a magnetic field generation unit that generates a magnetic field, a magnetic field detection unit that detects the magnetic field, a first housing that has an accommodation unit that accommodates the magnetic field detection unit so that the magnetic field detection unit is exposed, and a second housing that movably accommodates a moving body. The strength or angle of the magnetic field generated from the magnetic field generation unit and applied to the magnetic field detection unit changes in accordance with movement of the moving body. The second housing has a mounting unit on which the first housing is mounted. The first housing is mounted on the mounting unit via a seal member that surrounds the magnetic field detection unit, so that the mounting unit is between the magnetic field detection unit and the moving body, and the inside of the accommodation unit is sealed by the seal member and the mounting unit.

Magnetic field detection device, magnetic sensor module, magnetic control device, motor and transmission

A control apparatus includes: a determiner configured to determine, for each indicator of a plurality of indicators, whether an event relevant to a change in the respective indicator has occurred, the plurality of indicators relating to an environment in which crops are grown, each indicator of the plurality of indicators being detected by one or more sensors of a plurality of sensors; an identifier configured to identify, based on a result of a determination executed by the determiner, a plurality of target sensors from among the plurality of sensors, a number of the plurality of target sensors being less than a number of the plurality of sensors; and a transmission instructor configured to instruct each target sensor of the plurality of target sensors to transmit a respective detection result.

Control apparatus

A communication system includes a first vehicle and a second vehicle, with the first vehicle configured to capture a video and recognize a foreign object on a road from the video, and can acquire an imaging location where the video is captured, an imaging direction in which the video is captured, and transmit information. The second vehicle receives the information, acquires a traveling schedule direction of the second vehicle, and displays a video. The imaging location and the imaging direction are added to the video. The first vehicle acquires a time at which the video is captured, and the second vehicle acquires a present time, and the video is displayed when an imaging time of a presently displayed video is earlier than the present time by a given time or more despite mismatch between the acquired traveling schedule direction and the received imaging direction.

Communication system, control method, and storage medium

An imaging system includes an imaging unit and an optical system configured to form a low-resolution area at the center of a light receiving surface of the imaging unit and form a high-resolution area in the periphery of the light receiving surface. The optical system is disposed in an upper part of a cabin of a movable apparatus such that an optical axis of the optical system faces downward with respect to a horizontal plane in a state in which the movable apparatus has a horizontal posture. When a focal distance of the optical system is defined as f, a half viewing angle is defined as θ, an image height on an image plane is defined as y, projection characteristics indicating a relationship between the image height y and the half viewing angle θ are defined as y(θ), and a maximum half viewing angle of the optical system is defined as θmax, the optical system is configured to satisfy 0.1<2×f×tan(θmax/2)/y(θmax)<1.2.

Imaging system, movable apparatus, and storage medium

An optical system includes, in order from an enlargement conjugate side to a reduction conjugate side, a front unit including a plurality of lenses, an aperture stop, and a rear unit including a plurality of lenses. A projection characteristic of the optical system representing a relationship between a half angle of view and an image height on an image plane satisfies a predetermined condition.

Optical system, image pickup apparatus, in-vehicle system, and moving apparatus

An image pickup system includes an image pickup apparatus mounted on a movable body. The image pickup apparatus includes an optical system and an image sensor configured to image an object via the optical system. An imaging surface of the image sensor has a first area for imaging an object included in a first angle of view, and a second area for imaging an object included in a second angle of view larger than the first angle of view. The number of pixels per unit angle of view in the second area is larger than the number of pixels per unit angle of view in the first area. In a case where the movable body moves in a horizontal direction, the image pickup apparatus is installed so that an optical axis of the optical system is nonparallel to the horizontal direction. Predetermined inequalities are satisfied.

Image pickup system

A bonding apparatus and method for correcting movement amount of bonding head are provided. The bonding apparatus performs: mark correction of imaging a reference mark using a position detection camera at every prescribed timing and correcting the amount of movement of a bonding head on the basis of the amount of positional deviation between the position of the imaged reference mark and a reference position of the position detection camera; and actual position correction of detecting the actual bonding position of a semiconductor element after bonding using the position detection camera at every timing when the cumulative value of the amounts of correction of the mark correction from the previous actual position correction exceeds a prescribed first threshold and correcting the amount of movement of the bonding head on the basis of the amount of positional deviation between the detected actual bonding position and a target bonding position.

Bonding apparatus and method for correcting movement amount of bonding head

An optical system includes, in order from an enlargement conjugate side to a reduction conjugate side, a front unit including three or more lenses, a diaphragm, and a rear unit including a plurality of lenses. The front unit includes a first positive lens closest to an enlargement conjugate position, and a second positive lens. A predetermined condition is satisfied.

There is provided a method of producing a polymerizable composition that includes a first polymerizable monomer; and a second polymerizable monomer, a polymer of the second polymerizable monomer, or both, the second polymerizable monomer, the polymer of the second polymerizable monomer, or the both being dispersed in the first polymerizable monomer, the method of producing a polymerizable composition includes dissolving the first polymerizable monomer; the second polymerizable monomer, the polymer of the second polymerizable monomer, or the both in a solvent to obtain a solution in a first step; and evaporating the solvent from the solution in a second step, wherein the first polymerizable monomer is a liquid, and wherein the second polymerizable monomer is a solid.

Method of producing polymerizable composition and polymerizable composition

An optical system includes a first lens disposed closest to an enlargement conjugate position, a second lens adjacent to the first lens, a diaphragm disposed closer to a reduction conjugate position than the second lens, and a final lens disposed closest to a reduction conjugate position. Each of the first lens, the second lens, and the final lens has an aspherical surface. The aspherical surface of each of the first and second lenses has an inflection point. An imaging magnification is different between a first area of the optical system and a second area on a periphery side of the first area.

A magnetic sensor for detecting magnetism generated from a conductor in which a current flows in a first direction includes a magnetic detection unit capable of detecting the magnetism, a magnetization core, and a magnetic shield. The magnetization core includes a first core section, which is substantially parallel to the first direction, and a second core section and third core section, which are each continuous from both end portions of the first core section in a second direction that is orthogonal to the first direction. The second core section and the third core section each extend from an end portion of the first core section to follow a third direction that is orthogonal to the first direction and the second direction. The magnetic detection unit has a sensitivity direction in the second direction and is positioned in a core gap sandwiched between the vicinity of the end portion of the second core section and the vicinity of the end portion of the third core section in the third direction. The magnetic shield includes a plate-shaped shield portion positioned to overlap the core gap when viewed along the third direction.

Current sensor and electric control device

A method of manufacturing a polymerizable composition is capable of imparting antibacterial properties and the like to a cured product of polymerizable composition without deteriorating an appearance of the cured product of the polymerizable composition. The method of manufacturing a polymerizable monomer wherein a solution, that a second polymerizable monomer is dissolved in a first solvent, is dispersed in a first polymerizable monomer, includes mixing the first polymerizable monomer, the second polymerizable monomer, and the first solvent. The first polymerizable monomer is a liquid, and the second polymerizable monomer is a solid.

Method of manufacturing polymerizable composition, polymerizable composition, and cured product

A current sensor includes a magnetic detection unit capable of detecting the magnetism, a first magnetic shield and a second magnetic shield. The first magnetic shield includes a first shield section and two second shield sections respectively connected in the vicinity of the two ends thereof. The second magnetic shield includes a third shield section and two fourth shield sections respectively connected in the vicinity of the two ends thereof. Between the first shield section and the third shield section is a conductor placement region, and the magnetic detection unit is positioned between the first shield section and the conductor placement region and is provided at a magnetic field canceling position where the magnetic field in the second direction is substantially zero at non-energized times after a prescribed current has flowed in the conductor, in relationship to the length of the two fourth shield sections along the third direction.

Magnetic sensor and method of manufacturing such, magnetic control device, and current sensor design method

A current sensor includes a magnetic detector and a first soft magnetic body. The magnetic detector is configured to be subjected to a magnetic flux that is to be generated when a current flows through a conductor along a first axis direction, the magnetic flux being in a second axis direction. The first soft magnetic body includes a first portion, a second portion disposed between the conductor and the first portion, and a third portion magnetically coupling the first portion and the second portion to each other. The first soft magnetic body is spaced from both of the conductor and the magnetic detector, with the first portion, the second portion, and the third portion surrounding the magnetic detector along a first plane orthogonal to the second axis direction.

Current sensor, and electric control apparatus including the current sensor

A current sensor that is less affected by the residual magnetization is provided. A current sensor of the present invention has a magnetic circuit that is magnetized by electric current; a first magnetic field detecting element that is positioned where a magnetic field, when the electric current is present, is directed in a same direction as a magnetic field that is caused by residual magnetization of the magnetic circuit when the electric current is not present; and a second magnetic field detecting element that is positioned where a magnetic field, when the electric current is present, is directed opposite to a direction of a magnetic field that is caused by residual magnetization of the magnetic circuit when the electric current is not present.

Current sensor

Growing community of inventors

Tokyo, Japan

Makoto Takahashi