Abstract: A power storage device includes a welded portion in which a hole circumferential portion of a current collecting member and a swaged and deformed portion of a terminal member are welded, and a first space, which is surrounded by the welded portion, a hole circumferential surface of the hole circumferential portion, and the swaged and deformed portion, is placed adjacent to the welded portion to extend in a circumferential direction along the hole circumferential surface.

Abstract: Disclosed herein is an antenna device that includes a filter layer, an antenna layer, a divider layer, and ground patterns. The antenna layer has first and second radiation conductors and first and second ground pillars that surround the first and second radiation conductors, respectively. Each of the first and second ground patterns has a first area that overlaps a first space surrounded by the first ground pillars, a second area that overlaps a second space surrounded by the plurality of second ground pillars, and a third area that connects the first and second areas. A width of the third area in a width direction perpendicular to an arrangement direction of the first and second areas is smaller than a width of each of the first and second areas in the width direction.

Abstract: Disclosed herein is an antenna device that includes a filter layer, an antenna layer, a divider layer, and ground patterns. The antenna layer has first and second radiation conductors and first and second ground pillars that surround the first and second radiation conductors, respectively. Each of the first and second ground patterns has a first area that overlaps a first space surrounded by the first ground pillars, a second area that overlaps a second space surrounded by the plurality of second ground pillars, and a third area that connects the first and second areas. A width of the third area in a width direction perpendicular to an arrangement direction of the first and second areas is smaller than a width of each of the first and second areas in the width direction.

Abstract: Disclosed herein is an antenna device that includes a filter layer, an antenna layer, a divider layer, and ground patterns. The antenna layer has first and second radiation conductors and first and second ground pillars that surround the first and second radiation conductors, respectively. Each of the first and second ground patterns has a first area that overlaps a first space surrounded by the first ground pillars, a second area that overlaps a second space surrounded by the plurality of second ground pillars, and a third area that connects the first and second areas. A width of the third area in a width direction perpendicular to an arrangement direction of the first and second areas is smaller than a width of each of the first and second areas in the width direction.

Abstract: Disclosed herein is an antenna module that includes solder balls provided on a surface of the element body having an antenna element. The solder balls include a signal ball disposed at an intersection between the second row virtual line and the second column virtual line and first to fourth ground balls disposed, out of a plurality of intersections between the first to third row virtual lines and the first to third column virtual lines, at any of intersections other than those at which the signal ball is disposed. No solder ball is disposed, out of the intersections between the plurality of row and column virtual lines, at least at some of the plurality of intersections other than those at which the first signal ball or first to fourth ground balls are disposed.

Abstract: Disclosed herein is an antenna module that includes a ground pattern, a radiation electrode disposed on the ground pattern, a feed electrode disposed between the ground pattern and the radiation electrode, and a ground conductor surrounding the radiation electrode and feed electrode in a plan view. The planar size of the radiation electrode is smaller than the planar size of the feed electrode.

Abstract: Disclosed herein is an antenna module that includes first and second signal pads, an antenna element, and first and second filters. The first signal pad is coupled to the antenna element through the first to fourth conductor patterns of the first filter. The second signal pad is coupled to the antenna element through the fifth to eighth conductor patterns of the first filter. The second, third, sixth and seventh conductor patterns extend along the diagonal line of the antenna element. The second and sixth conductor patterns face each other with the diagonal line interposed therebetween. The third and seventh conductor patterns face each other with the diagonal line interposed therebetween. The first, fourth, fifth and eighth conductor patterns extend in the second direction, respectively with respect to the second, third, sixth and seventh conductor patterns.

Abstract: Disclosed herein is an antenna device that includes a filter layer, an antenna layer, a divider layer, and ground patterns. The antenna layer has first and second radiation conductors and first and second ground pillars that surround the first and second radiation conductors, respectively. Each of the first and second ground patterns has a first area that overlaps a first space surrounded by the first ground pillars, a second area that overlaps a second space surrounded by the plurality of second ground pillars, and a third area that connects the first and second areas. A width of the third area in a width direction perpendicular to an arrangement direction of the first and second areas is smaller than a width of each of the first and second areas in the width direction.

Abstract: Disclosed herein is an antenna module that includes an antenna component including a plurality of antenna elements and a ground conductor surrounding each of the plurality of antenna elements; and a metal member disposed adjacent to the ground conductors surrounding outermost ones of the plurality of antenna elements.

Abstract: Disclosed herein is an antenna device that includes a filter layer, an antenna layer, a divider layer, and ground patterns. The antenna layer has first and second radiation conductors and first and second ground pillars that surround the first and second radiation conductors, respectively. Each of the first and second ground patterns has a first area that overlaps a first space surrounded by the first ground pillars, a second area that overlaps a second space surrounded by the plurality of second ground pillars, and a third area that connects the first and second areas. A width of the third area in a width direction perpendicular to an arrangement direction of the first and second areas is smaller than a width of each of the first and second areas in the width direction.

Abstract: Disclosed herein is an antenna module that includes a circuit layer having a filter circuit, an antenna layer having a radiation conductor, a wiring layer having a connection wiring, a first ground pattern provided on a surface of the circuit layer, a second ground pattern provided between the circuit layer and the wiring layer, a third ground pattern provided between the wiring layer and the antenna layer, and a signal terminal provided on the surface of the circuit layer where the first ground pattern is cut away. The clearance region is located so as not to overlap the filter circuit as viewed in a lamination direction. The signal terminal is connected to the filter circuit through a pillar conductor penetrating the circuit layer and the connection wiring. The radiation conductor receives power through a feed pattern connected to the filter circuit.

Abstract: Disclosed herein is an antenna device that includes a circuit layer having a filter circuit, an antenna layer stacked on the circuit layer and having a radiation conductor, a feed layer positioned between the circuit layer and the antenna layer and having a first feed pattern connected to the filter circuit and electromagnetically coupled to the radiation conductor, a first ground pattern provided between the antenna layer and the feed layer, and a second ground pattern provided between the circuit layer and the feed layer. The first and second ground patterns have first and second slots, respectively, at least partially overlapping each other as viewed in a stacking direction. The first feed pattern at least partially overlaps the radiation conductor and the first and second slots.

Abstract: Disclosed herein is an antenna device that includes a substrate, an IC chip mounted on the substrate, a first antenna element including a plurality of patch antenna conductors that is supplied with power from the IC chip and that radiates a beam in a direction substantially perpendicular to the substrate, and a second antenna element that is supplied with power from the IC chip and that radiates a beam in a first horizontal direction substantially parallel to the substrate.

Abstract: Disclosed herein is an antenna device that includes an antenna layer having a radiation conductor, a first ground pattern having a first slot, a feed layer stacked on the antenna layer through the first ground pattern and having a first feed pattern electromagnetically coupled to the radiation conductor through the first slot, and a first coupler pattern electromagnetically coupled to the first feed pattern or radiation conductor.

Abstract: Disclosed herein is an antenna module that includes a circuit layer having a filter circuit, an antenna layer having a radiation conductor, a wiring layer having a connection wiring, a first ground pattern provided on a surface of the circuit layer, a second ground pattern provided between the circuit layer and the wiring layer, a third ground pattern provided between the wiring layer and the antenna layer, and a signal terminal provided on the surface of the circuit layer where the first ground pattern is cut away. The clearance region is located so as not to overlap the filter circuit as viewed in a lamination direction. The signal terminal is connected to the filter circuit through a pillar conductor penetrating the circuit layer and the connection wiring. The radiation conductor receives power through a feed pattern connected to the filter circuit.

Abstract: A composite electronic component includes a multilayer stack, a filter, and an antenna. The filter is located within the multilayer stack and interposed between a first ground conductor layer and a second ground conductor layer. The antenna includes a radiation element. The radiation element is located on a side of the second ground conductor layer opposite from the first ground conductor layer. When viewed in a direction parallel to the stacking direction of the multilayer stack, the radiation element entirely lies inside the perimeter of the second ground conductor layer. The multilayer stack includes a plurality of connection conductor sections arranged around the filter and connecting the first ground conductor layer and the second ground conductor layer.

Abstract: A tool magazine includes a magazine arm and a gripper plate. The magazine arm has a tool pot to hold a tool. The magazine arm is pivotable around a pivotal axis such that the tool pot pivots around the pivotal axis. The gripper plate has at least one gripper to hold the tool at a holding position on a circular arc track along which the tool moves when the magazine arm pivots. The at least one gripper is open in a tangent direction of the circular arc track at the holding position.

Abstract: Lens barrel includes: a rotating barrel which holds a first optical system and includes an adjustment member that can protrude from an inner circumferential surface; and a fixed barrel which holds a second optical system and includes a helical groove with which the adjustment member engages on an outer circumferential surface. The adjustment member can be located in a first or a second position with respect to the helical groove. Part of the adjustment member is in the helical groove in any of the first position and the second position. When in the first position, the adjustment member can slide along the helical groove, so the rotating barrel helically rotates relative to the fixed barrel, and when in the second position, the adjustment member is in contact with the helical groove, to prevent rotation of the rotating barrel with respect to the fixed barrel.

Abstract: A composite electronic component includes a multilayer stack, a filter, and an antenna. The filter is located within the multilayer stack and interposed between a first ground conductor layer and a second ground conductor layer. The antenna includes a radiation element. The radiation element is located on a side of the second ground conductor layer opposite from the first ground conductor layer. When viewed in a direction parallel to the stacking direction of the multilayer stack, the radiation element entirely lies inside the perimeter of the second ground conductor layer. The multilayer stack includes a plurality of connection conductor sections arranged around the filter and connecting the first ground conductor layer and the second ground conductor layer.

Abstract: Disclosed herein is an antenna device that includes an antenna layer having a radiation conductor, a first ground pattern having a first slot, a feed layer stacked on the antenna layer through the first ground pattern and having a first feed pattern electromagnetically coupled to the radiation conductor through the first slot, and a first coupler pattern electromagnetically coupled to the first feed pattern or radiation conductor.