H01L2221/68354

ELEMENT TRANSFERRING METHOD AND ELECTRONIC PANEL MANUFACTURING METHOD USING THE SAME

An embodiment of the present invention provides an element transferring method that may increase a yield of transferring an element, and an electronic panel manufacturing method using the same. The element transferring method includes: preparing a carrier film in which a first surface of an element on which a terminal is formed is adhered to an adhesive surface; providing a cover adhesive layer on the adhesive surface so that the second surface of the element that is opposite to the first surface and where the terminal is not formed is covered; transferring the element to the target substrate by adhering the cover adhesive layer to the target substrate while the second surface is facing the target substrate; and separating the carrier film from the element, wherein in transferring the element, the carrier film is pressed so that the surface of the cover adhesive layer is flat at the same height as the terminal.

UNDERFILL CUSHION FILMS FOR PACKAGING SUBSTRATES AND METHODS OF FORMING THE SAME

A semiconductor structure includes a fan-out package, a packaging substrate, an solder material portions bonded to the fan-out package and the packaging substrate, an underfill material portion laterally surrounding the solder material portions, and at least one cushioning film located on the packaging substrate and contacting the underfill material portion and having a Young's modulus is lower than a Young's modulus of the underfill material portion.

LIGHT-EMITTING DEVICE, MANUFACTURING METHOD THEREOF AND DISPLAY MODULE USING THE SAME
20230231098 · 2023-07-20 ·

A light-emitting device includes a carrier, a light-emitting element and a connection structure. The carrier includes a first electrical conduction portion. The light-emitting element includes a first light-emitting layer capable of emitting first light and a first contact electrode formed under the light-emitting layer. The first contact electrode is corresponded to the first electrical conduction portion. The connection structure includes a first electrical connection portion and a protective portion surrounding the first contact electrode and the first electrical connection portion. The first electrical connection portion includes an upper portion, a lower portion and a neck portion arranged between the upper portion and the lower portion. An edge of the upper portion is protruded beyond the neck portion, and an edge of the lower portion is protruded beyond the upper portion.

Method for fabricating a semiconductor package, semiconductor package and embedded PCB module
11562967 · 2023-01-24 · ·

A method for fabricating a semiconductor package includes: providing a semiconductor wafer having opposing first and second sides, the semiconductor wafer being arranged on a first carrier such that the second side of the wafer faces the carrier; masking sawing lines on the first side of the semiconductor wafer with a mask; depositing a first metal layer on the masked first side of the semiconductor wafer by cold spraying or by high velocity oxygen fuel spraying or by cold plasma assisted deposition, such that the first metal layer does not cover the sawing lines, the deposited first metal layer having a thickness of 50 μm or more; singulating the semiconductor wafer into a plurality of semiconductor dies by sawing the semiconductor wafer along the sawing lines; and encapsulating the plurality of semiconductor dies with an encapsulant such that the first metal layer is exposed on a first side of the encapsulant.

Transfer substrate for component transferring and micro LEDs carrying substrate
11705349 · 2023-07-18 · ·

A transfer substrate is configured to transfer a plurality of micro components from a first substrate to a second substrate. The transfer substrate comprises a base and a plurality of transfer heads. The base includes an upper surface. The plurality of transfer heads is disposed on the upper surface of the base, wherein each transfer head includes a first surface and a second surface opposite to each other and the transfer heads contact the base with the first surfaces thereof. A plurality of adhesion lumps is separated from each other, wherein each adhesion lump is disposed on the second surface of one of the transfer heads. A CTE of the base is different from CTEs of the transfer heads.

Integrated circuit package and method of forming thereof

A method of forming an integrated circuit package includes attaching a first die to an interposer. The interposer includes a first die connector and a second die connector on the interposer and a first dielectric layer covering at least one sidewall of the first die connector and at least one sidewall of the second die connector. The first die is coupled to the first die connector and to the first dielectric layer and the second die connector is exposed by the first die. The method further includes recessing the first dielectric layer to expose at least one sidewall of the second die connector and attaching a second die to the interposer, the second die being coupled to the second die connector.

SEMICONDUCTOR STRUCTURE AND METHOD FOR FORMING THE SAME

A method includes forming a plurality of first conductive vias over a redistribution layer (RDL); disposing a first die over the RDL and adjacent to the first vias; and forming a plurality of second conductive vias over and electrically connected to the first conductive vias, each of the second conductive vias corresponding to one of the first conductive vias. The method further includes forming a plurality of third conductive vias over the first die; disposing a second die over the first die and adjacent to the third conductive vias; and encapsulating the first die, the second die, the first conductive vias, the second conductive vias and the third conductive vias with a molding material.

Method For Fabricating (LED) Dice Using Laser Lift-Off From A Substrate To A Receiving Plate

A method for fabricating light emitting diode (LED) dice includes the steps of: providing a substrate [30], and forming a plurality of die sized semiconductor structures [32] on the substrate [30]. The method also includes the steps of providing a receiving plate [42] having an elastomeric polymer layer [44], placing the substrate [30] and the receiving plate [42] in close proximity with a gap [101] therebetween, and performing a laser lift-off (LLO) process by directing a uniform laser beam through the substrate [30] to the semiconductor layer [50] at an interface with the substrate [30] to lift off the semiconductor structures [32] through the gap [101] onto the elastomeric polymer layer [44]. During the laser lift-off (LLO) process the elastomeric polymer layer [44] functions as a shock absorber to reduce momentum transfer, and as an adhesive surface to hold the semiconductor structures [32] in place on the receiving plate [42].

PACKAGE STRUCTURE AND METHOD OF FORMING THE SAME

A package structure and a method of forming the same are provided. The package structure includes a die, an encapsulant, a redistribution layer (RDL) structure, a passive device, and a plurality of dummy items. The encapsulant laterally encapsulates the die. The RDL structure is disposed on the die and the encapsulant. The passive device is disposed on and electrically bonded to the RDL structure. The plurality of dummy items are disposed on the RDL structure and laterally aside the passive device, wherein top surfaces of the plurality of dummy items are higher than a top surface of the passive device.

SEMICONDUCTOR PACKAGE
20230017863 · 2023-01-19 · ·

A semiconductor package may include: a substrate; a first sub-semiconductor package disposed over the substrate, the first sub-semiconductor package including a first buffer chip and a first memory chip; and a second memory chip disposed over the first sub-semiconductor package, wherein the first buffer chip and the first memory chip are connected to each other using a first redistribution line, and wherein the first buffer chip and the second memory chip are connected to each other using a second bonding wire.