Semiconductor/Solid-State Device Manufacturing TRIZ Cases

A trench insulated gate bipolar transistor uses a guard ring with controlled impurity concentration to prevent latch-up during switching.

Segmented lid and base portions pivot via integral pins to seal semiconductor wafers against contamination while absorbing mechanical shocks.

Pre-annealing ovens activate SiO2 layers before stacking, ensuring strong copper bonds across 16 wafer layers.

Flattening heat treatment with dopant gas preserves silicon thin film properties.

Nadic anhydride copolymers achieve low dielectric constants and thermal stability without expensive fluorinated monomers that corrode metal contacts.

A pattern forming method creates pinning parts on a neutral film via energy beam irradiation to guide block copolymer microphase separation.

A hydrogenated amorphous silicon layer enables low temperature direct bonding and thermal detachment for thin wafer transfer.

Wafer-level bonding joins light emitting devices to package substrates before laser lift-off separation.

Controlled TEOS flow and oxygen plasma treatment minimize fixed charges in SiO2 films, stabilizing GaN MOSFET gate threshold voltage.

Segmented source regions with butting contact plugs reduce drain-source on-state resistance while maintaining high voltage withstand capability.

Ion beam surface activation removes organic contaminants to achieve strong, void-free anodic bonding at lower temperatures without wafer warping.

Alternating TiCl4 and NH3 gas supply forms titanium nitride films, reducing chlorine content while maintaining high film-forming speed.

Ion implantation through trench bottom walls creates dopant regions under fin channels.

Increasing pressure creates a supercritical fluid that removes rinse solution without surface tension, preventing leaning defects in photoresist patterns.

Suspended SiGe layers over air gaps reduce threading dislocations in high-germanium buffer structures.

A nitride semiconductor device uses a selectively formed high resistance region to enable normally-off operation.

A triple-graded CIGS film structure minimizes front surface oxidation through specific gallium concentration gradients.

A block copolymer deposition method fills assembly guides and planarizes the layer to achieve uniform thickness.

Controlled cooling of the IGZO active layer suppresses metallic conductivity by limiting oxygen deficit, ensuring stable semiconductor performance.

UV irradiation creates a Si-rich dielectric film on three-dimensional fins, resolving uniformity challenges in high aspect ratio structures.

Rotating support bodies stack substrates vertically, reducing installation area and particle generation during collective transfers.

Hydrogen termination enables selective atomic layer deposition of spacers along sacrificial gate sidewalls.

Thermal annealing at 1050°C to 1350°C replaces finish polishing, achieving Grade 1 surface roughness and void-free regions while cutting processing time.

A trench gate transistor uses segmented insulation to suppress parasitic conduction paths.

A substrate processing apparatus uses multiple purge gas suppliers and a variable speed fan to circulate gases within the transfer chamber.

Plasma etching through a silylated resist mask divides the wafer into individual devices without mechanical chipping.

A liquid processing apparatus maintains predetermined concentration through dynamic flow resistance adjustment in a bypass line.

Nitrogen ion injection creates a WN barrier that stops boron penetration while improving adhesion and reducing gate resistance.

Varying substrate rotation speed between two levels directs rinse liquid to clean the nozzle periphery and cup outer region, resolving cleaning coverage gaps.

Sequential mask patterning creates dense holes without advanced lithography, resolving pitch limits.

A pixel structure uses semiconductor bumps to form a reflective electrode on the dielectric layer.

An enlarged curved end on the LDMOS finger source reduces surface electric field density, improving breakdown voltage while maintaining layout flexibility.

UV-activated photosensitive organic compounds seal pores and reinforce low-k dielectric substrates to prevent processing damage.

Multi-layer epitaxial growth enables substrate reuse through selective etch stop layers, reducing non-silicon substrate costs.

A segmented mask modulates pulsed light transmission to deliver precise energy amounts across substrate areas.

Uniform height strip nano-structures with intermediary insulation eliminate leakage current pathways caused by threading dislocations.

A deep trench isolation structure uses tungsten filling to establish electrical connections with buried layers.

In-situ plasma etching removes deposition overhangs within a single chamber, preventing voids during rapid high-density oxide trench filling.

A semiconductor fabrication method uses an insulating layer to control substrate height and sacrificial layer growth.

Segmented inflatable ribs minimize contact area to reduce particle generation while maintaining force, using gas flow to carry contaminants away.

Selective cobalt deposition on metal interconnection lines using reducing plasma treatment and atomic layer deposition densification.

A semiconductor light emitting element uses a conductive oxide barrier to protect the silver reflection layer.

A trapezoidal metal gate on a semiconductor gate extends the leakage current path in high electron mobility transistors.

SiBN sacrificial films resolve the strength versus etchability trade-off, enabling stable sub-resolution patterning via sidewall spacers.

A trapezoidal funnel cavity guides uniform metal deposition into narrow gate regions, preventing void formation in high-aspect-ratio semiconductor devices.

Directional doping creates distinct spacer regions on a fin structure, resolving channel length uniformity issues in high-density integrated circuits.

A wafer chuck uses a vacuum barrier and protrusions to adsorb wafers securely.

A substrate transfer chamber adjusts gas flow space volume with a movable baffle, reducing nitrogen consumption and downtime during maintenance.