H01L2224/75744

MOUNTING DEVICE AND MOUNTING METHOD
20210351057 · 2021-11-11 ·

a mounting device and a mounting method is provided with which, after lowering a mounting head holding a chip component in a direction perpendicular to a substrate to bring the chip component into close contact with the substrate subsequent to positioning the chip component and the substrate, a control unit causes a recognition mechanism to start a parallel recognition operation of a chip recognition mark and a substrate recognition mark and recognize the chip recognition mark and the substrate recognition mark through the mounting head in a mounted state in which the chip component is in close contact with the substrate, and calculates mounting position accuracy of the chip component and the substrate.

MOUNTING DEVICE AND MOUNTING METHOD
20210351056 · 2021-11-11 ·

A mounting device comprises a recognition mechanism and a control unit. The recognition mechanism recognizes a chip recognition mark and a substrate recognition mark through a mounting head and from above the mounting head and is movable in an in-plane direction of a substrate surface of a substrate. The control unit is connected to the recognition mechanism, calculates an amount of misalignment between a chip component and the substrate from position information about the chip recognition mark and the substrate recognition mark obtained from the recognition mechanism, and performs positioning by driving the mounting head and/or the substrate stage according to the amount of misalignment. The recognition mechanism has a chip recognition sensor for recognizing the chip recognition mark and a substrate recognition sensor for recognizing the substrate recognition mark provided independently so that focal positions thereof are different via a common optical axis path.

MOUNTING DEVICE AND MOUNTING METHOD
20210351056 · 2021-11-11 ·

A mounting device comprises a recognition mechanism and a control unit. The recognition mechanism recognizes a chip recognition mark and a substrate recognition mark through a mounting head and from above the mounting head and is movable in an in-plane direction of a substrate surface of a substrate. The control unit is connected to the recognition mechanism, calculates an amount of misalignment between a chip component and the substrate from position information about the chip recognition mark and the substrate recognition mark obtained from the recognition mechanism, and performs positioning by driving the mounting head and/or the substrate stage according to the amount of misalignment. The recognition mechanism has a chip recognition sensor for recognizing the chip recognition mark and a substrate recognition sensor for recognizing the substrate recognition mark provided independently so that focal positions thereof are different via a common optical axis path.

BONDING APPARATUS, BONDING SYSTEM, BONDING METHOD, AND RECORDING MEDIUM
20210343678 · 2021-11-04 ·

A bonding apparatus configured to bond substrates includes a first holder configured to vacuum-exhaust a first substrate to attract and hold the first substrate on a bottom surface thereof; a second holder disposed under the first holder and configured to vacuum-exhaust a second substrate to attract and hold the second substrate on a top surface thereof; a rotator configured to rotate the first holder and the second holder relatively; a moving device configured to move the first holder and the second holder relatively in a horizontal direction; three position measurement devices disposed at the first holder or the second holder rotated by the rotator and configured to measure a position of the first holder or the second holder; and a controller configured to control the rotator and the moving device based on measurement results of the three position measurement devices.

Mass transfer device and mass transfer method

Provided are a mass transfer device and a mass transfer method. The mass transfer device is provided with multiple channels, a first opening of each channel is arranged on a first surface of the mass transfer device, a second opening of each channel is arranged on a second surface of the mass transfer device, and the distances between the channels are gradually increased along a direction from the first surface to the second surface. In the provided mass transfer method, through a laser irradiation mode, the Micro-LEDs are separated from the first substrate and enter the channels of the mass transfer device through the first openings, and falling into Micro-LED to-be-installed positions on a second substrate through the second openings of the channels, thereby transferring the Micro-LEDs from the first substrate to the second substrate.

Asymmetric die bonding

An integrated circuit package substrate (ICPS) system includes a die including a first array of connectors and a substrate including a second array of connectors that is configured to be thermocompression bonded to the first array of connectors at a bonding temperature that is above a solder melting temperature. The first die is bonded to the substrate such that the first die is asymmetric with respect to a substrate center, and the second array of connectors is adjusted, at an alignment temperature that is below the solder melting temperature, for thermal expansion to the bonding temperature with respect to a reference point that is not a first die center.

Producing apparatus

A producing apparatus and a pre-bonding device are provided. The pre-bonding device includes a dispensing mechanism and a die-placing mechanism that is arranged adjacent to the dispensing mechanism. The dispensing mechanism is configured to form a plurality of adhesives onto a plurality of carriers, respectively. The die-placing mechanism includes a plurality of catchers configured to respectively hold a plurality of chips and a correction unit that is configured to adjust a relative position of the chips. The catchers are configured to synchronously place the chips adjusted by the correction unit onto the adhesives, respectively.

Substrate bonding apparatus
11164843 · 2021-11-02 · ·

According to one embodiment, in a substrate bonding apparatus a first chucking stage includes a first stage base, a plurality of first cylindrical members, and a plurality of first drive mechanisms. The first stage base includes a first main face facing a second chucking stage. The plurality of first cylindrical members are disposed on the first main face. The plurality of first cylindrical members are arrayed in planar directions. The plurality of first cylindrical members protrudes from the first main face in a direction toward the second chucking stage to chuck the first substrate. The plurality of first drive mechanisms are configured to drive the plurality of first cylindrical members independently of each other. The substrate bonding apparatus further comprises a first pressure control mechanism configured to control pressure states of spaces in the plurality of first cylindrical members independently of each other.

DEVICE AND METHOD FOR BONDING SUBSTRATES

A method for bonding a contact surface of a first substrate to a contact surface of a second substrate comprising of the steps of: positioning the first substrate on a first receiving surface of a first receiving apparatus and positioning the second substrate on a second receiving surface of a second receiving apparatus; establishing contact of the contact surfaces at a bond initiation site; and bonding the first substrate to the second substrate along a bonding wave which is travelling from the bond initiation site to the side edges of the substrates, wherein the first substrate and/or the second substrate is/are deformed for alignment of the contact surfaces.

Adhesive dispense unit
11756812 · 2023-09-12 · ·

This disclosure relates to an adhesive dispense unit for a semiconductor die bonding apparatus. The adhesive dispense unit includes an adhesive dispense nozzle and a pin member; the pin member comprising a down stand portion and a sheath portion, and the down stand is reciprocateable within the sheath portion.