H01L24/93

Workpiece processing method
10861712 · 2020-12-08 · ·

A processing method for a plate-shaped workpiece that has a transparent substrate, a first resin layer stacked on a front surface of the substrate, and a second resin layer stacked on a back surface of the substrate and in which the first resin layer is segmented into plural regions by plural planned dividing lines that intersect each other, includes sticking an expandable adhesive tape to the second resin layer, irradiating the workpiece with a laser beam with such a wavelength as to be absorbed by the first resin layer and transmitted through the transparent substrate, the laser beam removing the first resin layer along the planned dividing lines by ablation, the laser beam also forming a modified layer whose refractive index or mechanical strength is different from surroundings along the planned dividing lines.

METHOD FOR MAKING REDISTRIBUTION CIRCUIT STRUCTURE
20200343104 · 2020-10-29 ·

A method for making a redistribution circuit structure provides a substrate and forms a peelable layer on the substrate. A metal layer is formed on a surface of the peelable layer, the metal layer including a controlling circuit including at least two spaced units. A first photoresist layer is formed on a portion of the surface of the peelable layer and an insulating layer is applied to completely cover the first photoresist layer and the controlling circuit. Through holes are defined in the insulating layer to partially expose the controlling circuit and a seed layer applied on the insulating layer. A block layer is laid to divide the seed layer into multiple sections and electroplating in each section on a portion of the seed layer is applied to form a plating layer with better uniformity of thickness across all sections.

DOCUMENT STRUCTURE FORMATION
20240105669 · 2024-03-28 ·

A chip assembly having a carrier having a cavity and at least one carrier contact, a chip arranged in the cavity and having at least one chip contact, and a wirebond wire, which electrically conductively connects the at least one chip contact to the at least one carrier contact, wherein the wirebond wire is flat-pressed in at least one subregion.

Micro Device Stabilization Post
20190371623 · 2019-12-05 ·

A method and structure for stabilizing an array of micro devices is disclosed. The array of micro devices is formed on an array of stabilization posts formed from a thermoset material. Each micro device includes a bottom surface that is wider than a corresponding stabilization post directly underneath the bottom surface.

Power semiconductor device and method for manufacturing same

In a power semiconductor device, an IGBT has a collector electrode bonded to a metal plate by a bonding material. A diode has a cathode electrode bonded to the metal plate by the bonding material. An interconnection member is bonded to an emitter electrode of the IGBT by a bonding material. The bonding material includes a bonding material and a bonding material. The bonding material is interposed between the IGBT and the interconnection member. The bonding material fills a through hole formed in the interconnection member. The bonding material reaches the bonding material and is therefore connected to the bonding material.

ELECTRICAL REDUNDANCY FOR BONDED STRUCTURES
20240136333 · 2024-04-25 ·

An element that is configured to bond to another element is disclosed. A first element that can include a first plurality of contact pads on a first surface. The first plurality of contact pads includes a first contact pad and a second contact pad that are spaced apart from one another. The first and second contact pads are electrically connected to one another for redundancy. The first element can be prepared for direct bonding. The first element can be bonded to a second element to form a bonded structure. The second element has a second plurality of contact pads on a second surface. At least one of the second plurality of contact pads is bonded and electrically connected to at least one of the first plurality of contact pads.

Micro device stabilization post
10424493 · 2019-09-24 · ·

A method and structure for stabilizing an array of micro devices is disclosed. The array of micro devices is formed on an array of stabilization posts formed from a thermoset material. Each micro device includes a bottom surface that is wider than a corresponding stabilization post directly underneath the bottom surface.

POWER SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME

In a power semiconductor device, an IGBT has a collector electrode bonded to a metal plate by a bonding material. A diode has a cathode electrode bonded to the metal plate by the bonding material. An interconnection member is bonded to an emitter electrode of the IGBT by a bonding material. The bonding material includes a bonding material and a bonding material. The bonding material is interposed between the IGBT and the interconnection member. The bonding material fills a through hole formed in the interconnection member. The bonding material reaches the bonding material and is therefore connected to the bonding material.

Burned-in Component Assembly
20190174630 · 2019-06-06 · ·

A component support fixture having a plurality of oversized compartments of the same size mounted on a top surface of an anisotropic adhesive film such that each of a plurality of burned-in components of different heights and widths are accommodated within a compartment. Patterned traces are formed on the bottom surface of the anisotropic film. The leads of the burned-in components are in electrically communication with those traces through the anisotropic film.

Laminating structure of electronic device using transferring element, transferring apparatus for fabricating the electronic device and method for fabricating the electronic device

A laminating structure of an electronic device using a transferring element according to the present disclosure includes a target substrate, a bottom electrode formed on the target substrate, an electronic device which is bonded to the bottom electrode, a top contact formed on the electronic device, a transferring element which is placed between the bottom electrode and the electronic device on the target substrate, and a top electrode connected to the electronic device, wherein the transferring element attached to the carrier substrate comes into contact with the electronic device, and is then transferred onto the target substrate.