Semiconductor/Solid-State Device Testing/Measurement TRIZ Cases

Pressure-reduced sampling enables real-time IPA concentration measurement in supercritical substrate treatment without placing sensors in the high-pressure chamber.

Lower-conductivity calibration wafers let eddy current neural networks correct thin-layer edge thickness errors during CMP endpoint control.

Liquid amount and coating-state detection verify film coverage before supercritical drying, preventing pattern collapse and yield loss.

Back-to-face die stacking with fusion bonding and redistribution vias removes TSV interposers, enabling compact high-density IC packages at lower cost.

A stopping layer with a distinct OES signal enables precise pixel-via etching while protecting DBR optical thickness in LCoS back-planes.

Temperature-profile analysis during flash lamp wafer heating detects cracks in a closed chamber, preventing deformation and particle contamination.

Scatterometric signatures and ML predict wafer hotspots during processing, reducing destructive electrical testing and delay.

Detection lines routed across chip interfaces and surfaces help locate cracks during cutting and packaging in stacked semiconductor packages.

A sample pattern sharing a tangential line reveals the hidden lower pattern center, improving multilayer overlay alignment on substrates.

High-stress dielectric films in RDL and on both substrate sides counter warpage, widening the SoIC bonding window and improving package yield.

Through-substrate structures and split wiring layers shorten power paths in stacked chips, reducing IR drop, electromigration, and routing complexity.

Independent holding fingers keep wafer edges aligned during bonding propagation, improving bond uniformity and reducing voids.

Defect mapping and color conversion let spare sub-pixels replace faulty micro-LED pixels, raising yield while limiting material cost.

Probe pads are removed after chip testing so the pad electrode and insulating film stay coplanar, preserving flatness for hybrid bonding.

Layout-guided laser annealing adjusts orbit and beam parameters to counter pattern loading and keep die temperatures more uniform.

Measured and modeled wafer temperature and polishing distributions are correlated to set polishing conditions with less trial and error.

Controlled multi-stage heat treatment cuts delayed white spot defects in CMOS image sensors, improving yield and long-term image quality.

Localized fluid injection isolates a mis-assembled micro LED for removal without dislodging adjacent elements, improving display assembly yield.

A near-UHV chamber combines surface modification and electrical measurement, avoiding repackaging while tracking nanomaterial device properties in situ.

Hybrid bonding, conductive vias, and gap-fill thinning enable dense 3DIC die interconnects while reducing package area.

Test electrodes placed under the adhesive layer let engineers measure insulation resistance and verify insulation gaps during display panel film assembly.

Dual guard rings and a metal-free scribe zone stop die cracks in ultra-thin silicon bridges and enable lower-cost saw-only singulation.

Wide-angle 2-D beam profile reflectometry boosts measurement diversity and throughput for thick films and high aspect ratio structures.

Pre-mix temperature checks on two process-liquid routes stabilize SPM supply temperature and reduce substrate processing variation.

Pressure-threshold delay is offset with a height profile to pinpoint hand contact timing, reducing substrate interference and conveyance delay.

Measured die parameters are used to sequence components for shipping and assembly, reducing mismatch and binning overhead in power modules.

Wider scribe lines hold all test structures while clustered IC dies shrink wasted area and increase good dies per wafer.

Apodized multi-angle ellipsometry uses discrete AOI and azimuth sampling to break parameter correlation and improve small-spot metrology.

Multiple ROIs and tailored measurement light improve semiconductor overlay accuracy when key damage and step differences distort readings.

Through fan-out vias pass through the RDL to keep 3D IC contacts reliable while reducing delamination and open-contact failures.

Measured thickness, deviation, and warpage guide staged polishing and screening to keep large semiconductor glass substrates dimensionally accurate.

Redundant blue subpixels with wavelength conversion replace defective RGB emitters, raising micro LED display yield without extra inspection.

Detecting bumps and daisy chains expose IPD cracking during package assembly, enabling rework before costly semiconductor packages are scrapped.

Machine learning removes measurement noise and corrects switching transistor current, voltage, and threshold data for more precise display panel fabrication.

A 365 nm laser marks both the GaN layer and silicon substrate to form a leakage path for defect screening without fume generation.

Temporal component-abundance tracking predicts endpoint changes during liquid supply, cutting excess substrate processing while preserving uniformity.

Direct die bonding with through-vias and fan-out redistribution raises package density while cutting solder steps, probing cost, and packaging complexity.

Sealable dispensing, curing, and washing chambers keep the workpiece in a controlled path, improving micro-LED color conversion alignment and throughput.

Different TIM layers target high-heat and high-stress die regions to improve 3DIC heat transfer, adhesion, and warpage control.

Model-driven target selection, deposition feedback, and annealing help tune multilayer stack stoichiometry and crystallinity for silicon memory integration.

Template-guided cartridge transfer improves micro-device alignment and selectively retains defective units for more uniform substrate integration.

Etching solder from via sidewalls and using low-CTE encapsulant improves adhesion, reducing delamination, voids, and visual defects.