H01L2224/83123

Bonding apparatus and bonding method
11705426 · 2023-07-18 · ·

A bonding apparatus includes a stage on which a substrate is seated, a gantry installed above the stage, a bonding unit configured to bond a chip to the substrate while moving along the gantry, and a control part moving the bonding unit to align the bonding unit with a bonding position on the substrate, controlling the bonding unit to allow the bonding unit to bond the chip at the bonding position, determining a movement distance of the bonding unit based on a weighted sum of a number of continuous operations and an idle time of the bonding unit.

Post bond inspection of devices for panel packaging

Panel level packaging (PLP) with high accuracy and high scalability is disclosed. The PLP includes dies bonded face down onto an alignment carrier configured with die bond regions. Pre-bond and post bond inspection are performed at the carrier level to ensure accurate bonding of the dies to the carrier.

BONDING APPARATUS AND BONDING METHOD
20220406747 · 2022-12-22 · ·

The present invention includes: a position detection unit (55) detecting positions of semiconductor chips and storing each detected position in a position database (56); a position correction unit (57) outputting a corrected bonding position; and a bonding control unit (58) performing bonding of the semiconductor chips based on the corrected bonding position input from the position correction unit (57). The position correction unit (57) calculates position shift amounts between the semiconductor chips of respective stages and an accumulated position shift amount, and when the accumulated position shift amount is greater than or equal to a predetermined threshold value, corrects the position of the semiconductor chip by the accumulated position shift amount and outputs it as the corrected bonding position, and the bonding control unit (58) performs bonding of the semiconductor chip of the next stage at the corrected bonding position input from the position correction unit.

MANUFACTURING METHOD OF DISPLAY DEVICE AND HOLDING SUBSTRATE
20220375895 · 2022-11-24 ·

According to an aspect, a manufacturing method of a display device includes: obtaining a first reference position on a surface of a holding substrate based on positions of a plurality of first alignment marks of the holding substrate; and aligning the holding substrate with a transfer destination substrate such that the first reference position on the holding substrate and a second reference position on a surface of the transfer destination substrate coincide. The holding substrate is sectioned into a plurality of first sections and a plurality of second sections when viewed from one direction. Each of the first sections is provided in a part of a gap between the second sections when viewed from the one direction, has a light transmission rate higher than a light transmission rate of the second sections, and forms the first alignment mark through which light passes when viewed from the one direction.

SOLDERING SYSTEM OF SEMICONDUCTOR LASER ELEMENT
20170373466 · 2017-12-28 ·

A soldering system that determines soldering quality of elements relative to a housing at the moment of soldering semiconductor laser elements. A soldering device that performs soldering of a semiconductor laser element to a semiconductor laser module, a robot that conveys the module, a camera, and a control device that controls the robot and camera based on imaging output of the camera. The robot conveys the module and changes the position and posture of the camera. The camera images the module. The control device calculates the position of the semiconductor laser element based on the imaging output, calculates parallelism between the housing of the module and the semiconductor laser element based on the change in light intensity related to the imaging output when changing the relative position between the camera and the subject, and determines the quality of soldering of the semiconductor laser element based on the position and parallelism.

MICRO DEVICE ARRANGEMENT IN DONOR SUBSTRATE
20220059389 · 2022-02-24 · ·

This disclosure is related to arranging micro devices in the donor substrate by either patterning or population so that there is no interfering with unwanted pads and the non-interfering area in the donor substrate is maximized. This enables to transfer the devices to receiver substrate with fewer steps.

SEMICONDUCTOR MANUFACTURING APPARATUS AND SEMICONDUCTOR MANUFACTURING METHOD
20170338136 · 2017-11-23 ·

A semiconductor manufacturing apparatus includes a stage connected to a vacuum generator to suction a semiconductor wafer including a plurality of semiconductor chips; a suction control unit connected to a connecting portion of the stage and the vacuum generator to control the connection of the stage and the vacuum generator; a pickup unit picking up each of the plurality of semiconductor chips; and a control unit controlling movement and rotation of the pickup unit and controlling the suction control unit; wherein the pickup unit moves the semiconductor chip from the stage to a mounting position of a supporting substrate and adherers the semiconductor chip by the control unit.

BONDING APPARATUS AND BONDING METHOD
20220045030 · 2022-02-10 · ·

A bonding apparatus includes a stage on which a substrate is seated, a gantry installed above the stage, a bonding unit configured to bond a chip to the substrate while moving along the gantry, and a control part moving the bonding unit to align the bonding unit with a bonding position on the substrate, controlling the bonding unit to allow the bonding unit to bond the chip at the bonding position, determining a movement distance of the bonding unit based on a weighted sum of a number of continuous operations and an idle time of the bonding unit.

HIGH RELIABILITY WAFER LEVEL SEMICONDUCTOR PACKAGING
20170236761 · 2017-08-17 · ·

Implementations of semiconductor packages may include: a semiconductor wafer, a glass lid fixedly coupled to a first side of the semiconductor die by an adhesive, a redistribution layer coupled to a second side of the semiconductor die, and a plurality of ball mounts coupled to the redistribution layer on a side of the redistribution layer coupled to the semiconductor die. The adhesive may be located in a trench around a perimeter of the semiconductor die and located in a corresponding trench around a perimeter of the glass lid.

Angle referenced lead frame design

A lead frame with an IC chip pad with an alignment notch. A method of mounting a packaged IC chip on a lead frame at a precise angle by aligning a corner of the packaged IC chip to an alignment notch on the lead frame.