Semiconductor/Solid-State Device Manufacturing TRIZ Cases

A semiconductor fin structure with terminal parts contacting a substrate and a central part suspended above a recess filled with an insulating layer.

Turning-back segments connect parallel heat-generating conductor segments to maintain uniform spacing across the ceramic substrate.

Dielectric masking prevents competitive growth during p-GaN sidewall regrowth, reducing dislocation defects in lateral PN junctions.

Germanium oxynitride charge trapping layers replace silicon nitride in V-NAND stacks to resolve retention issues caused by low conduction band offset.

Upwardly extending sensing electrodes increase surface area within sample wells, resolving the trade-off between miniaturization and signal-to-noise ratio.

A trench isolation structure with conductive substrate contact lines semiconductor layers to enhance electric isolation between circuit elements.

Treating substrates with HF etching creates distinct H-terminated and OH-terminated regions to achieve high selectivity in vapor phase deposition processes.

Selective laser annealing treats semiconductor substrates in hydrogen gas to heal defects and remove surface contaminants without causing material diffusion.

Silicon nitride gate dielectric deposition using simultaneous nitrogen and silicon gas introduction avoids plasma-induced channel degradation.

A tapered subfin structure induces aspect ratio trapping to confine lattice defects along sidewalls.

A thermal treatment step at over 300°C dissolves copper-aluminum precipitates, preventing sidewall damage and incomplete etching during plasma processing.

Multi-phase rotation control diffuses resist solution while preventing edge drying and maintaining in-plane uniformity.

Inclined diamond substrate eliminates abnormal particles to achieve uniform phosphorus doping and high crystallinity in n-type layers.

A segmented gate structure limits metal silicide height through controlled reaction rates during annealing.

A hermetic overlayer protects EUV photoresist reactive centers from ambient exposure.

A heat-conductive plate and seed layer structure in an LED device improves thermal conduction efficiency while eliminating dicing-induced leakage current.

UV curing followed by steam annealing balances shrinking and expanding forces in silicon oxide layers, reducing fin bending and cracking in FinFET devices.

A semiconductor active structure forms in a trench penetrating an isolation layer to position floating gate electrodes with improved spacing.

An enhancement-mode HEMT employs aluminum nitride layers to boost fixed charge, suppressing gate leakage and improving threshold voltage control.

A C-shaped susceptor pairs with a complementary portion to form an annular shape that surrounds the substrate during heat treatment.

Pulsing low frequency RF power reduces film stress and prevents collapse in ashable hard masks while maintaining high etch selectivity.

Segregates dry and wet substrate transport paths via separate carry-in and carry-out ports, preventing contamination from overlapping movement.

Blue LED heating and ozone gas remove deeply implanted photoresist without sulfuric acid, reducing chemical consumption.

Cross-linked polymer dam isolates process gases from electrostatic chuck bonding material, preventing delamination and maintaining thermal integrity.

Multiple gates and vents reduce the distance between injection points and gas escape paths, preventing bubble trapping during wafer level molding.

Quantum doping eliminates random dopant fluctuations in nanoscale transistors by depositing fixed atomic layers.

Sidewall spacers enable self-aligned contact holes that resolve alignment precision issues during narrow-space bit line formation.

A descumming composition removes photoresist residue from semiconductor substrates before ion implantation.

Baking dielectric layers after plasma deposition removes accumulated ions and particles, reducing surface voltage and improving device yield.

A titanium-based coating film on the chamber inner surface prevents reaction product exfoliation, suppressing particle generation and dimension shifts.

Segmented packaging and extraction preserve sensor quality while reducing package size.

Graded dopant concentration in the drift region reduces body current caused by the Kirk effect, expanding the safe operating area.

Thermal oxidation seals fin ends before etching, preventing mask overlay misalignment damage.

Laser processing roughens the rear surface of transparent SOI substrates to enable optical sensor detection during transport.

Heat treatment above 450°C reduces hydrogen concentration in nitride layers before oxide film deposition, stabilizing electric characteristics.

Patterned sacrificial layers mediate substrate interactions during block copolymer self-assembly, enabling uniform nano-structure formation on large areas.

Optimized CMP slurry using H2O2 and Nalco 2360 planarizes lattice-mismatched Ge-SiO2 composites while minimizing dishing and metallic contamination.

An automatic material handling system moves a vertical fixing transmission box that secures reticle pods via elastic force, reducing manual handling errors.

An AlAs nucleation layer mediates epitaxial growth on vicinal germanium substrates to establish homogeneous semiconductor structures.

Removing sacrificial carbon material forms gas-filled gaps that act as low k dielectric regions, reducing capacitive coupling and cross-talk.

Silicon nitride sealing layer limits oxygen diffusion during annealing to maintain a planar channel surface.

Asymmetric source-drain structures with varied doping concentrations reduce device mismatch and electrical variability in scaled semiconductor devices.

A compound semiconductor nanowire with alternating crystal phases enables precise gate length definition through self-aligned etching.

Protrusions and compensation patterns maintain cell gap stability by reducing frictional forces and preventing liquid crystal flow during thermal expansion.

Particle recesses underlie alignment marks to trap contaminants and prevent theta errors during wafer processing.

Segmenting liquid processing and drying positions prevents atmospheric mist from adhering to the rotating substrate during operation.

Segmented gas delivery paths with adjustable injectors prevent premature exothermic reactions and substrate contamination during semiconductor processing.

A semiconductor device uses a deeper impurity peak in the offset layer to reduce resistance and current density at the trench edge.

Segmented dielectric portions lower leakage current and increase breakdown voltage for high-voltage Schottky diodes.

A semiconductor fin structure uses a self-aligned punch-through stopper to suppress source-drain leakage current.

Spacer patterning technology creates etch masks for fine semiconductor features.

A micro LED grip body uses a porous member and mask to vacuum-suction components for precise transfer.

Segmented templates expand the lattice constant in III-nitride light emitting devices, reducing strain that lowers quantum efficiency.

Hydride vapor phase epitaxy grows N-face Group III-V substrates to eliminate antiphase boundaries and threading dislocations.

A ceramic heated support pedestal conducts heat to substrates up to 550 degrees Celsius without deformation or reactivity with etch gases.

Segmented wafer support ring distributes contact points to prevent slip and reduce thermal stress damage during high-temperature annealing operations.

A protective liner shields the semiconductor layer during flowable dielectric trench filling, preventing channel region oxidation in advanced FDSOI circuits.

Differentiated stress layers resolve insufficient channel stress during CMOS scaling by applying localized compressive and tensile forces.

A cooling gas nozzle supplies a gas curtain to cool substrates in semiconductor manufacturing.

Ion implantation defines the gate region without sensitive etching, reducing leakage current and increasing breakdown voltage.

Spacers on second hard mask sidewalls define narrow features, reducing overlay shifts and ion beam scattering during etching.

Grinding and wet etching remove phosphorus residues from IGBT rear surfaces, reducing switching losses.

A rotating substrate laser anneal apparatus uses a reflector plate with apertures to modulate radiation for precise thermal processing.

Alternating wafer orientation in a vertical stack increases throughput while maintaining uniform heat treatment by adjusting specific inter-substrate distances.

Spalling effect peels nanometer-thick layers to form high-aspect ratio nanostructures, bypassing low-throughput lithography.

An interlayer with high dislocation density prevents defects from reaching the active layer, reducing process time compared to super-lattice structures.

An insulation cap block member covers the opening on the furnace lid to minimize heat loss, resolving oxidation layer thickness variance across wafers.

A single insulating layer serves as both a trench mask and polishing stopper during semiconductor manufacturing.

Selective etching preserves a convex gap fill profile in dual damascene structures, preventing corner rounding and bridging.

Segmenting the patterning device into distinct reticles allows simultaneous exposure of target portions, eliminating acceleration delays between scans.

Strained layers bend gate dielectric sidewalls inward, increasing contact spacing to prevent electrical shorts at advanced nodes.

Self-aligned fabrication of shielded gate trench MOSFETs reduces thermal resistance and improves robustness against high current density.

A vertical fin field effect transistor structure uses interfacial features to increase the surface area between source drain contacts and doped regions.

Ion implantation creates a conductive region between bonded substrates, eliminating time-consuming trench isolation processes.

Incorporating carbon species during selective epitaxial growth of silicon/germanium alloy layers in PFET transistors.

Charge carrier storage regions hold carriers during commutation to enable soft switching behavior in semiconductor devices.

Encapsulating semiconductor wafers with a diffusion barrier layer prevents counter-doping during high temperature annealing.

Selective metal impregnation into irradiated organic film regions enhances etching resistance while maintaining pattern formation simplicity.

A sacrificial layer with lower mechanical strength allows single-step removal of metal and barrier layers, reducing dishing and process complexity.

Ultra-fast laser annealing activates dopants without diffusion, maintaining channel stress at scaled nodes.

A laser processing apparatus adjusts focal position using a voice coil motor supported by a gas bearing.

Backside plasma etching defines chip regions while ultrasonic water immersion ruptures the device layer, avoiding laser-induced flexural strength reduction.

A single process vessel alternates gas supply and temperature control to deposit distinct semiconductor layers sequentially.

A power semiconductor structure integrates a field effect rectifier with a parallel current channel to control body diode operation.

Aluminum and nitrogen co-doping in silicon carbide reduces sheet resistance by forming stable pair structures that increase solubility limits.

Fluoroether plasma etching creates self-aligned contacts while preserving sidewall spacer integrity to prevent yield loss from gate exposure.

Carbon barriers retard boron out-diffusion, reducing short channel effects and drain-induced barrier lowering.

A sacrificial spacer layer creates precise gaps between blocking layers and substrates during semiconductor processing.

A metal-based passivation layer protects III-V semiconductor surfaces during plasma etching.

Buoyant liquid support eliminates gravitational sag in substrate holding, enabling accurate shape metrology measurements without mechanical distortion.

Segmented polarized light heating resolves Si and Ge temperature conflicts, enabling simultaneous dopant activation and junction integrity.

Segmented spacer and superlattice layers balance compressive and tensile strain on silicon substrates, reducing warpage and substrate fractures.

Thermal annealing with nitrogen and hydrogen gas forms high-crystallinity metal silicide layers on semiconductor substrates.

A dielectric passivation layer creates a two-atomic-layer transition interface that reduces parasitic charge trapping in III-nitride HEMTs.

A TDI sensor maps leading and main beam data to attenuate the main beam, preventing defect ablation during blind periods.

Dielectric-lined contacts in finFET devices reduce lithography complexity while enhancing channel isolation and yield.

A wafer chuck assembly uses an insulating puck to embed heater elements and electrodes for plasma processing.

A gate electrode stack with a titanium nitride layer containing an oxygen gradient reduces silicon diffusion from the polysilicon gate.