Abstract: A manufacturing method of a metal structure is disclosed, which includes the following steps: forming a seed layer on a substrate; forming a patterned metal layer on the seed layer, wherein the patterned metal layer includes a metal member; forming a first patterned photoresist layer on the seed layer, wherein a thickness of the first patterned photoresist layer is less than a thickness of the patterned metal layer; and performing a first patterning process to the seed layer through the first patterned photoresist layer to form a patterned seed layer, wherein after the first patterning process, the metal member includes a first part and a second part, the first part is disposed between the patterned seed layer and the second part, and a width of the first part is greater than a width of the second part.

Abstract: A semiconductor module and a method for manufacturing the same are provided. The semiconductor module includes a substrate comprising a front side and at least one semiconductor device formed on the front side, a shielding structure formed on the at least one semiconductor device, and a piezoelectric layer formed on the shielding structure.

Abstract: A method for producing a piezoelectric transducer device is provided, including a membrane including at least one silicon and/or silicon nitride layer; a piezoelectric layer including at least one piezoelectric material with crystalline perovskite structure and arranged on the membrane; first and second electrodes electrically in contact with the piezoelectric layer; and in which the piezoelectric layer is in direct contact with the silicon and/or silicon nitride layer, or in which the piezoelectric layer is in contact with the silicon and/or silicon nitride layer solely through one or more metal layers.

Abstract: A self-powered automobile exhaust gas sensor including a supporting frame, a ferroelectric-triboelectric coupling functional film, and two metal electrodes. The ferroelectric-triboelectric coupling functional film comprises a first end fixed on the supporting beam in middle of the supporting frame, and a second end is freestanding. The two metal electrodes are grounded and adhered on the upper and lower sides of the supporting frame, respectively. An iron block is mounted on the top of the supporting frame.

Abstract: A three-dimensional (3D) metal object manufacturing apparatus selects operational parameters for operation of the printer to form vias in substrates. The apparatus identifies the bulk metal being melted for ejection and uses this identification data to select the operational parameters. The apparatus identifies the via holes in the substrate and positions an ejector opposite the via holes to eject drops of melted bulk metal toward the via holes to fill the via holes.

Abstract: A robotic system includes an electrosurgical generator; an electrosurgical instrument including an electrosurgical connector; and a robotic arm having an instrument drive unit coupled to the electrosurgical instrument. The instrument drive unit includes a drive unit housing having: an electrosurgical receptacle coupled to the electrosurgical generator and configured to engage the electrosurgical connector; an activation link configured to engage the electrosurgical connector; and a detection switch actuatable by the actuation link upon being engaged by the electrosurgical connector.

Abstract: A method of manufacturing a piezoelectric resonator unit that includes preparing a piezoelectric resonator having a piezoelectric element, a pair of excitation electrodes respectively disposed on a first main surface and a second main surface of the piezoelectric element so as to face each other with the piezoelectric element therebetween, and a pair of connection electrodes that are respectively electrically connected to the pair of excitation electrodes; electrically connecting the pair of connection electrodes to a pair of electrode pads on a third main surface of a base member using an electroconductive holding member so as to excitably hold the piezoelectric resonator on the third main surface of the base member; and attaching an electroconductive material, which is scattered from an electroconductive member, to a surface of the electroconductive holding member.

Abstract: A metal foil flaring apparatus includes a frame, a flaring mechanism mounted on the frame and having a flaring mouth adapted to open and close, and a first driver mounted on the frame and adapted to drive the flaring mouth to open and close. The flaring mouth has a cone shape gradually contracted toward a front end of the flaring mouth. The front end of the flaring mouth is adapted to be forwardly inserted in a first direction between an inner insulation layer of a cable and a metal foil wrapped around the inner insulation layer when the flaring mouth is closed, flaring the metal foil outwardly into the cone shape.

Abstract: A method for producing an inductive charging device may include inserting a ferrite and a coil, wound from a braid, into a mould; and encasing the ferrite and the braid at least partially with a plastic in a low pressure casting method, a pressing transfer moulding method, or an injection moulding method.

Abstract: Sensor devices including dissolvable tissue-piercing tips are provided. The sensor devices can be used in conjunction with dissolvable needles configured for inserting the sensor devices into a host. Hardening agents for strengthening membranes on sensor devices are also provided. Methods of using and fabricating sensor devices are also provided.

Abstract: The disclosure relates to methods for fabricating coreless printed circuit board (PCB) based transformers and/or coreless PCB-based circuits containing one or more coil inductor(s). More specifically, the disclosure relates to methods for fabricating coreless PCB-based transformers and/or inductors having concatenated helix architecture of their primary and secondary windings using layer-by-layer printing of dielectric and conductive patterns.

Abstract: In accordance with some embodiments, a method of forming an auto-focusing device is provided. The method includes forming a cantilever beam member. The cantilever beam member has a ring shape. The method further includes forming a piezoelectric member over the cantilever beam member. The method also includes forming a membrane over the cantilever beam member. The membrane has a first region and a second region. The first region has a planar surface, and the second region is located between the first region and an inner edge of the cantilever beam member and has a plurality of corrugation structures. In addition, the method includes applying a liquid optical medium over the membrane and sealing the liquid optical medium with a protection layer.

Abstract: A coil component includes a support substrate and a coil portion disposed on the support substrate, a body in which the support substrate and the coil portion are embedded, first and second lead portions extending from the coil portion and respectively exposed to a surface of the body, a surface insulating layer disposed on the surface of the body and having openings respectively exposing the first and second lead portions, and first and second external electrodes disposed on the surface insulating layer and connected to the first and second lead portions exposed through the openings. Each of the first and second external electrodes includes a first metal layer formed of a metal and in direct contact with the first and second lead portions.

Abstract: Pressing jaws for opposite arrangement in crimping pliers, the pressing jaws having ribs, which extend in a rib longitudinal direction and move into each other during pressing. A guide surface extending transversely to the rib longitudinal direction outside of a working region of the ribs is formed, which guide surface interacts with a guide protrusion extending from the opposite pressing jaw. In another version, the pressing jaws have ribs, which are designed to mesh with each other and which have a rib longitudinal direction. Crimping pliers comprise two plier jaws, which are provided with oppositely arranged pressing jaws having ribs, which extend in a rib longitudinal direction and which, during pressing, move into each other and delimit a pressing jaw opening.

Abstract: A mixed pitch method of placing pads in a ball grid array (BGA) package having a BGA substrate and a plurality of connectors arranged in an array and connected via the pads to the BGA substrate. Selected pairs of the pads are placed on the BGA substrate at a distance defined by a first pitch P1. Ground pads are placed on the BGA substrate at a distance from the selected pairs of pads defined by a second pitch P2, wherein P2=M*P1 and M is greater than one. The selected pairs of the pads on the BGA substrate are also placed at a distance from other selected pairs of the pads defined by the second pitch P2.

Abstract: In a component replenishment management system, a setting unit sets work allowable time of an operator in a work area, a replenishment target identification unit identifies component replenishment target devices which are targets of component replenishment work by the operator, and a work progress determination unit determines a progress state of the component replenishment work. Then, an extraction unit extracts the component replenishment target devices for which the component replenishment work is to be performed before work time in the work area by the operator reaches the work allowable time among the component replenishment target devices whose progress state of the component replenishment work is work not performed.

Abstract: Provided is a method of manufacturing an optical device that includes a multicore fiber including a plurality of cores and a fan-in/fan-out device including single-core fibers that are respectively connected to the cores based on a plurality of connection combinations when the multicore fiber is rotated. The method includes: a first step of determining an optical loss for each of the cores while changing the connection combinations between the single-core fibers and the cores; and a second step of selecting one of the connection combinations according to a result of the first step and connecting an end portion of the multicore fiber and an end portion of the fan-in/fan-out device to connect the single-core fibers with the cores based on the one of the connection combinations.

Abstract: A method of forming a self-aligned electrical winding includes forming a first conductive turn in a first conductive layer around a planned leg hole and forming a second conductive turn in a second conductive layer around the planned leg hole. The method includes stacking a plurality of conductive layers aligned with each other, and separated from each other by at least one intervening insulation layer into a multilayer PCB stack. The method includes forming the planned leg hole through the multilayer PCB by removing the respective conductive portions of the first conductive turn and second conductive turn that extend into the planned leg hole. Forming the leg hole defines a first inner circumference for the first conductive turn and a second inner circumference for the second conductive turns, wherein the first inner circumference is aligned with the second inner circumference through forming the leg hole.

Abstract: The method of bonding an interposer and an integrated circuit chip includes preparing an interposer including an insulator and conductive lines each having one end exposed to a first surface of the insulator and another end exposed to a second surface opposite to the first surface; placing a bonding mask on the interposer; forming through-holes on the bonding mask before or after the placing of the bonding mask on the interposer; filling the plurality with a conductive material; and bonding an integrated circuit chip to the bonding mask.

Abstract: The inductor includes a coil including a winding portion formed by winding a conductor wire having an insulating coating and lead-out portions extended from the winding portion, and a body made of a magnetic portion including magnetic powder and resin, and containing the coil, and outer electrodes on a body surface. The body includes a mounting surface, an upper surface opposite the mounting surface, a pair of opposing end surfaces adjacent to the mounting and upper surfaces, and a pair of opposing side surfaces adjacent to the mounting surface, the upper surface, and the end surfaces. End portions of the lead-out portions respectively have a flat portion exposed from the body surface, a covered portion adjacent to the flat portion at at least one of the end portions covered with the magnetic portion, and the flat portion is electrically connected to the outer electrode.