Semiconductor/Solid-State Device Manufacturing TRIZ Cases

Independently controlled heater zones tune lateral and azimuthal heat transfer to remove wafer hot spots and hold uniformity within ±0.3°C.

Halogen surface pretreatment suppresses field-region metal growth, improving step coverage and bottom-up fill in recessed semiconductor features.

A permittivity-graded corner layer stack redistributes electric fields at metal edges, improving dielectric strength and service life.

Pulse-fed halogen gas slims TiN without plasma or oxygen, preserving film continuity for better W adhesion and blocking fluorine diffusion.

Extra P+ implants raise edge-transistor threshold voltage in SOI FETs, cutting leakage with minimal area and gate-capacitance impact.

A cladding liner plus composite hard mask extends deep via openings through 3D memory stacks with better etch precision and depth control.

An electrode and insulator guide scattered treatment liquid downward, preventing retention and re-adhesion during substrate processing.

A split source region in a shield gate trench MOSFET lowers gate-drain charge, improving switching efficiency and reducing gate bounce.

An insulating structure below 3D memory word lines increases substrate separation, cutting parasitic capacitance and leak channels.

Dual reflector heaters target substrates on a maglev carrier to cut chamber heating, lower power use, and avoid hotspot damage.

A flat glue-free protective sheet enables clear wafer imaging for accurate press alignment, reducing division failure and wafer damage.

Different fluorine concentrations in PMOS and NMOS dielectric layers reduce dangling bonds and stabilize threshold voltages after heat treatment.

A Reuleaux polygon knock-off mechanism automates removal of cut encapsulated products from film, reducing cost, damage, and manual handling.

Movable heater and reflector assemblies target the substrate during degassing to cut power use, improve heating uniformity, and limit hotspots.

A grooved base with contact and non-contact heater regions improves substrate temperature uniformity without increasing heater thickness.

Coplanar contacts inside a 3D memory stack remove the staircase layout, preserving storage density while reducing stress and interference.

A sacrificial SiGe seed layer enables precise vertical source/drain separation in stacked 3D FETs, then is etched and oxide-filled for isolation.

Argon-doped sacrificial oxide etching smooths polysilicon transistor surfaces, cutting roughness and improving display transistor reliability.

A segmented source region inside the trench cuts gate-drain capacitance, improving MOSFET switching efficiency and reducing energy loss.

Multi-layer active metal and aluminum brazing improves MMC plate bonding in ceramic susceptors, reducing gas and coolant leakage.

A two-part source region in a trench MOSFET cuts gate-drain charge, reducing gate bounce and improving switching efficiency.

A controlled underfill fillet with a width-to-height ratio of at least 1.5 reduces BEOL strain and delamination in photonics chip packages.

By nesting the lifting assembly inside a magnetic fluid shaft, this wafer stage cuts occupied space, improves compactness, and eases mounting.

A suspension spring lets the cassette door plate move perpendicular to the wall, improving sealing while reducing transport mechanism precision and cost.

A gate isolation layer between field insulation and the gate line helps prevent line loss while supporting dense FinFET transistor regions.

A source-line-first 3D memory layout limits thermal impact on the junction overlap region to control GIDL current and improve reliability.

An air spacer between the bit line and buried contact cuts parasitic capacitance, improving semiconductor speed and signal integrity.

A V-shaped cap layer over a stress-inducing epitaxial layer restores FinFET surface evenness while reducing defects and voids.

Multiple hollow elevating shafts and a segmented travel robot reduce drooping, slip, and misalignment during long-distance substrate transfer.

Mixed-fluid density detection shows when supercritical drying is complete, preventing pattern collapse while enabling earlier depressurization.

A conductive discharge member on rotating substrate support pins bleeds off static charge, reducing arcing and particle reattachment.

Oxide treatment and etching equalize conductive layer thickness in small openings, lowering contact resistance and yield loss.

Sub-ideal aberration correction helps laser cutting of sapphire form deeper cracks with small pulse energy while reducing substrate damage.

Graded germanium and boron profiles in FinFET source/drain epitaxy improve carrier mobility and lower contact resistance.

Differential suction-hole pressure loss and annular elastomer seals suppress leakage, keeping warped wafers flat without liquid supply.

Software-generated virtual knobs let process chambers compensate for hardware variation faster, improving metrology and reducing substrate defects.

Alternating Ti or Ta and Al precursors with nitrogen improves thin-film purity, lowers resistivity, and reduces work function for semiconductors.

Mixed plasma effluents etch silicon while depositing a silicon-oxygen layer on the mask, enabling deep features with high selectivity and less damage.

Atmosphere-changing gas is injected while the substrate is lowered, enabling faster bake-chamber switching with more uniform processing across the wafer.

A homogeneous magnetic field zone and movable substrate holder enable repeatable MRAM annealing with higher throughput and yield.

A tri-layer high-k DRAM capacitor dielectric with mid-process annealing releases tensile stress, reducing shorts and improving yield.

A layered carbon profile in GaN improves crystallinity and breakdown voltage without thicker epitaxy, special materials, or crack-prone growth.

Germanium amidinate precursors enable lower-temperature ALD film growth while reducing damage risk to nearby materials in electronic devices.

Acid vapor or liquid development helps remove Sn-, In-, Bi-, Sb-, and Te-containing resist regions and residuals for cleaner negative-tone patterns.

Thermal or radical species treatment of metal-oxide EUV photoresists lowers dose needs while reducing LER, LWR, and defectivity.

Individual VCSEL current control equalizes beam output across the module, reducing substrate temperature deviation during heat treatment.

A FinFET-like trench and superjunction layout lowers channel and drift resistance while preserving high breakdown voltage.

Plasma deposition of silicon-oxygen-carbon low-k films achieves high density and mechanical strength without extra process steps.

Layer recessing and liner formation shape 3D memory cells to cut parasitic capacitance while preserving high integration density and yield.

A lightly doped epitaxial region between the gate and dummy gate lowers electric field peaks, cutting gate-drain leakage and oxide breakdown risk.