G01R31/2653

INSPECTION APPARATUS AND METHOD
20240027514 · 2024-01-25 ·

A method includes: providing a first semiconductor device including a backside interconnection structure, the first semiconductor device being formed by a semiconductor process; and generating a physical failure analysis model by an inspection process. The inspection process includes: directing an electron beam toward the frontside of the first semiconductor device; and applying an electrical signal to an electrical contact of the first semiconductor device through an electrical path that goes through a shunt board attached to a switchable interface trace bank, the electrical contact being associated with a position of the electron beam. The method further includes: generating a parameter of a revised semiconductor process according to the physical failure analysis model and the semiconductor process; and forming a second semiconductor device by the revised semiconductor process using the parameter.

SOFT ERROR INSPECTION METHOD, SOFT ERROR INSPECTION APPARATUS, AND SOFT ERROR INSPECTION SYSTEM
20200081056 · 2020-03-12 · ·

A soft error inspection method for a semiconductor device includes: irradiating and scanning the semiconductor device with a laser beam or an electron beam; and measuring and storing a time of bit inversion for each of areas irradiated with the laser beam or the electron beam of the semiconductor device.

Test structure and test method for online detection of metal via open circuit

The present application provides a structure and method for online detection of a metal via open circuit, a contact layer is on the substrate, a first metal layer is on the contact layer, a first metal via layer is on the first metal layer, a second metal via layer is on the first metal via layer metal layer, the contact layer comprises a plurality of contacts, the plurality of contacts are connected to the first metal layer, the first metal via layer comprises a plurality of first vias, the plurality of first vias are filled with metal; detecting by means of an E-beam technology. A problem in the process can be found in advance, so as to solve the problem in time and thus stop losses as soon as possible.

SYSTEM AND METHOD FOR INSPECTION BY DEFLECTOR CONTROL IN A CHARGED PARTICLE SYSTEM

Apparatuses, systems, and methods for providing beams for using deflector control to control charging on a sample surface of charged particle beam systems. In some embodiments, a controller including circuitry configured to scan a plurality of nodes of the sample to charge the plurality of nodes; adjust a scan rate of a beam such that a quantity of charge deposited on each node of the plurality of nodes varies with respect to at least one other node; generate a plurality of images; and compare the plurality of images to enable detection of a defect associated with any of the plurality of nodes of the sample.

Method for inspecting semiconductor device structure

A method for inspecting a semiconductor device structure is provided. The method includes receiving a semiconductor device structure having a to-be-inspected feature. The semiconductor device structure has a first surface and a second surface. The method also includes applying a polymer-containing solution over the first surface of the semiconductor device structure. The method further includes disposing a transparent substrate over the first surface of the semiconductor device structure and the polymer-containing solution. In addition, the method includes irradiating the polymer-containing solution with a light to form an adhesive layer between the transparent substrate and the semiconductor device structure. The adhesive layer bonds the transparent substrate and the semiconductor device structure. The method also includes inspecting the to-be-inspected feature.

Systems, devices, and methods for aligning a particle beam and performing a non-contact electrical measurement on a cell and/or non-contact electrical measurement cell vehicle using a registration cell

Systems, devices, and methods for performing a non-contact electrical measurement (NCEM) on a NCEM-enabled cell included in a NCEM-enabled cell vehicle may be configured to perform NCEMs while the NCEM-enabled cell vehicle is moving. The movement may be due to vibrations in the system and/or movement of a movable stage on which the NCEM-enabled cell vehicle is positioned. Position information for an electron beam column producing the electron beam performing the NCEMs and/or for the moving stage may be used to align the electron beam with targets on the NCEM-enabled cell vehicle while it is moving.

Electroplating tool with feedback of metal thickness distribution and correction

An electroplating reactor includes an electro-plating solution in a bath, a ring cathode in the bath and located to contact a workpiece such that only the front side of the workpiece is immersed in the solution, plural anodes immersed in the bath below the ring cathode, and plural anode voltage sources coupled to the plural anodes; plural thickness sensors at spatially separate locations on the back side of the workpiece with feedback control to the anode voltage sources.

METHOD FOR INSPECTING SEMICONDUCTOR DEVICE STRUCTURE

A method for inspecting a semiconductor device structure is provided. The method includes receiving a semiconductor device structure having a to-be-inspected feature. The semiconductor device structure has a first surface and a second surface. The method also includes applying a polymer-containing solution over the first surface of the semiconductor device structure. The method further includes disposing a transparent substrate over the first surface of the semiconductor device structure and the polymer-containing solution. In addition, the method includes irradiating the polymer-containing solution with a light to form an adhesive layer between the transparent substrate and the semiconductor device structure. The adhesive layer bonds the transparent substrate and the semiconductor device structure. The method also includes inspecting the to-be-inspected feature.

Fast and continuous eddy-current metrology of a conductive film

A measurement tool includes a rotation stage supporting an workpiece support, a thickness sensor overlying a workpiece support surface; a translation actuator coupled to the thickness sensor for translation of the thickness sensor relative to the workpiece support surface; and a computer coupled to control the rotation actuator and the translation actuator, and coupled to receive an output of the thickness sensor.

Systems, devices, and methods for performing a non-contact electrical measurement on a cell, non-contact electrical measurement cell vehicle, chip, wafer, die, or logic block

Systems, devices, and methods for performing a non-contact electrical measurement (NCEM) on a NCEM-enabled cell included in a NCEM-enabled cell vehicle may be configured to perform NCEMs while the NCEM-enabled cell vehicle is moving. The movement may be due to vibrations in the system and/or movement of a movable stage on which the NCEM-enabled cell vehicle is positioned. Position information for an electron beam column producing the electron beam performing the NCEMs and/or for the moving stage may be used to align the electron beam with targets on the NCEM-enabled cell vehicle while it is moving.