Murata Manufacturing Co., Ltd.

Yasuhiro Shimizu

Kiyoyuki Nakagawa

Masaki Nagata

Takashi Kawanami

Noritaka Kishi

Kenji Nishiyama

Shogo Tokoi

Joji Kobayashi

Toshiaki Takata

Nobumasa Kitamori

Naoto Ikeda

Akihiro Mitani

Masaaki Takata

Nobuto Yamada

A storage case includes a storage space in which a component is to be accommodated, and is attached to a feeder to supply the component to a mounting device, the storage case includes a component takeout port in a side wall and extending in a vertical direction when the storage case is attached to the feeder, and an inclined surface within the storage space and extending to a lower edge of the component takeout port, which is at a bottom of the component takeout port when the storage case is attached to the feeder.

Storage case

An electronic component management method includes manufacturer-side steps including storing electronic components in a housing body that includes an RFID tag, writing in the RFID tag at least one piece of manufacturer-side information related to the electronic components stored in the housing body, shipping the housing body with the manufacturer-side information written in the RFID tag, and storing the electronic components, and user-side steps including receiving the shipped housing body, reading the manufacturer-side information written in the RFID tag, a preparing an electronic circuit board, and arranging the electronic components on the electronic circuit board based on the read manufacturer-side information.

Electronic component management method, and housing body for electronic components

A capacitor that includes: a base material having: a substrate; a first conductive portion on at least one main surface of the substrate; and an insulating-resin layer on a surface of the first conductive portion; a plurality of fibrous conductive cores, a first end portion of each of the plurality of the fibrous conductive cores being in contact with the first conductive portion through the insulating-resin layer; a dielectric layer covering a portion of the plurality of the fibrous conductive cores exposed from the base material; a conductive polymer layer covering the dielectric layer such that gaps are provided in spaces between the plurality of the fibrous conductive cores; and a second conductive portion in contact with the conductive polymer layer at a second end portion of the plurality of the fibrous conductive cores.

Capacitor

An electronic component package includes a base tape having an elongated shape and including housing portions, each of which houses an electronic component, and a cover tape covering the base tape. The electronic component package includes first and second seal portions welded to sandwich the housing portions between the first and second seal portions and be parallel or substantially parallel to a longitudinal direction x of the electronic component package. A peeling strength of the first seal portion between the base tape and the cover tape is higher than a peeling strength of the second seal portion between the base tape and the cover tape.

Electronic component package, electronic component series, and electronic component series forming apparatus

A base tape includes a tape main body including a pair of main surfaces opposed to each other and extending in a length direction with a longitudinal direction of the base tape being defined as the length direction and a direction of a short side being defined as a width direction, the tape main body including a plurality of component accommodation portions located at a predetermined distance from each other in the length direction, each of the plurality of component accommodation portions defining and functioning as an accommodation area of an electronic component.

Base tape and series of electronic components

An optical unit includes an optical sensor, a protective cover disposed in a direction of view from the optical sensor, an actuator to drive the protective cover, and a casing including a space between the casing and the protective cover and to which the optical sensor and the protective cover are attached. A first region on the casing adjacent to an outer edge of the protective cover with the space interposed between the casing and the outer edge of the protective cover is a hydrophobic region where a contact angle of a droplet is equal to or larger than a predetermined angle.

Optical unit and vehicle including optical unit

A composite capacitor that includes a first capacitor and a second capacitor. Each of plural first columnar conductors and each of plural second columnar conductors have a nano-size outer diameter. The composite capacitor includes a connecting conductor layer and a reinforcement conductor. The reinforcement conductor is located between a first counter electrode layer and a second counter electrode layer of the first capacitor and the second capacitor, respectively, and is connected to each of the first counter electrode layer, the second counter electrode layer, and the connecting conductor layer. The material forming the reinforcement conductor is the same as each of the first counter electrode layer and the second counter electrode layer and is different from the material forming the connecting conductor layer.

Composite capacitor

A composite capacitor that includes a plurality of capacitors and an insulating section. The plurality of capacitors are stacked on each other. The insulating section covers peripheral surfaces of the plurality of capacitors about a central axis of the plurality of capacitors, the stacking direction of the plurality of capacitors being a direction of the central axis. Each of the plurality of capacitors includes a support electrode layer, plural columnar conductors, a dielectric layer, and a counter electrode layer. Each of the plural columnar conductors has a nano-size outer diameter. The plurality of capacitors include a first capacitor and a second capacitor connected in parallel with the first capacitor.

An electronic component storage container includes a main body including recesses to store electronic components and positioned along a longitudinal direction of the main body and respectively including openings on one side in a height direction of the main body, a cover sheet to cover the openings of the recesses and removably attached to the main body, and a cover positioned such that the cover sheet is between the cover and the main body and engaged with the main body, slidably in the longitudinal direction. The cover includes a guide section to guide sliding movement relative to the main body, and a fitting section engageable with the main body in the height direction. The main body includes a strip section engageable with the guide section to allow the main body to be held by the cover in the height direction.

Electronic component storage container, and electronic component package

An electronic component series includes a base tape mainly composed of paper and having a multiplicity of accommodation recesses formed continuously at predetermined intervals for accommodating electronic components each having a substantially rectangular parallelepiped shape with an L dimension of less than or equal to 0.6 mm, a W dimension of less than or equal to 0.3 mm, and a T dimension of less than or equal to 0.3 mm; the electronic components accommodated in the accommodation recesses; and a cover tape continuously adhered to a surface of the base tape to cover the accommodation recesses. The electronic components are lifted from the accommodation recesses by peeling off the cover tape. Each of the accommodation recesses has a bottom surface inclined in a range of from 10&#xb0; to 20&#xb0; with respect to the surface of the base tape to be deeper toward a downstream in a conveyance direction.

Electronic component series and base tape

An optical device includes a protective cover and a driver. An outer surface of the protective cover includes a first region having higher hydrophobicity than a second region. The first region is separated from the second region by a first boundary line extending from a starting point deviating from a center point of the protective cover in the direction toward an outer edge portion of the protective cover and a second boundary line extending from the starting point in the direction toward the outer edge portion of the protective cover, and which is located on a side where the center point is not included. Among angles defined by the first and second boundary lines, an angle on the side where the center point is not included is equal to or less than about 180&#xb0;.

Optical device and optical unit including optical device

An electronic component package includes an electronic component storage container including a main body with recesses to store electronic components positioned along a longitudinal direction of the main body and including openings on one side in a height direction of the main body, a cover sheet to cover the openings of the recesses and removably attached to the main body, and a cover positioned such that the cover sheet is between the cover and the main body, and electronic components stored in the recesses of the electronic component storage container, the electronic component package has a volume filling rate of the electronic components in at least one of the recesses of about 50% or higher.

Electronic component tray

A capacitor is provided having a plurality of first conductive columnar portions that each have a nanosized outer diameter. Moreover, each of a plurality of second conductive columnar portions also have a nanosized outer diameter. A conductive portion is disposed on a first dielectric layer and faces at least a part of each of the plurality of first conductive columnar portions with the first dielectric layer interposed therebetween. The conductive portion is also disposed on a second dielectric layer and faces at least a part of each of the plurality of second conductive columnar portions with the second dielectric layer interposed therebetween. A tip of each of the second conductive columnar portions is located closer to a first support portion than a tip of each of the first conductive columnar portions.

Capacitor and method for manufacturing the same

A base tape includes an accommodating section having a rectangular or substantially rectangular parallelepiped, and the base tape includes a surface layer including a carbon layer. The accommodating section includes a bottom surface portion, a side wall portion including a plurality of surfaces, and an opening portion. The side wall portion includes at at least one surface thereof an edge portion located between the bottom surface portion and the opening portion and an electrical discharge path portion inclined from the edge portion toward the opening portion. An electronic component array includes the base tape, an electronic component accommodated in the accommodating section of the base tape, and a cover tape that covers the accommodating section.

Base tape and electronic component array

An electronic component array includes a base tape including paper and having approximately elongated and substantially planar shape, the base tape being provided with a plurality of accommodation recesses provided in a longitudinal direction of the base tape; a plurality of electronic components; and a cover tape. The electronic component array includes a first bonding portion in which openings of the respective accommodation recesses are covered by the cover tape in a state where the electronic components are included in the respective accommodation recesses, and a second bonding portion in which openings of the respective accommodation recesses are covered by the cover tape in a state where the electronic components are not included in the respective accommodation recesses. A peel strength of the second bonding portion is about 10% or more and about 70% or less of a peel strength of the first bonding portion.

Growing community of inventors

Nagaokakyo, Japan

Yasuhiro Shimizu