Semiconductor/Solid-State Device Manufacturing TRIZ Cases

Fluorine-containing polymers segregate to the resist surface to suppress EUV outgassing and reduce edge roughness while maintaining composition homogeneity.

Ternary carbides and nitrides reduce interconnection resistance while maintaining thermal stability above 900°C.

A substrate container uses a contactless labyrinth seal to maintain interior pressure integrity.

Spray pyrolysis deposits metal chalcogenide precursors onto substrates to form chalcopyrite absorber layers, eliminating vacuum costs and toxic selenization.

A self-biased isolation structure raises breakdown voltage in lateral double-diffused metal oxide semiconductor devices.

Amorphous carbon reservoir ion implantation drives carbon atoms into N-doped silicon regions to form stressed source-drain areas.

Using III-nitride semiconductors for isolation reduces leakage currents and thermal generation while simplifying manufacturing.

Self-assembled monolayers generate acid that diffuses into polymer films to change solubility, enabling faster conformal deposition than ALD or CVD.

A bottom-up gap filling method uses selective epitaxy to grow semiconductor regions from a seed layer within high aspect ratio trenches.

Chamfered cut grooves reduce the angle of incidence below the critical threshold, allowing light to escape the high refractive index sapphire substrate.

Oxidizing solution selectively removes metal nitride materials, resolving low selectivity between tungsten and silicon nitride in semiconductor fabrication.

Curved gate trenches eliminate peak electric field concentrations in GaN HEMTs, increasing breakdown voltage and bonding force.

Segmented GaN island templates guide epitaxial lateral overgrowth to reduce lattice strain and defect density in III nitride layers.

Repeated deposition and wet etching cycles fill deep trenches with oxide while the tapered geometry prevents overhangs that shift cycling threshold voltage.

Epitaxial layer increases overall height between gate structure and source drain region to reduce distance to channel region for improved hole mobility.

Coupled rectangular main bases resist moment loads from upsized doors, reducing side base weight while maintaining structural strength.

A substrate liquid processing apparatus uses multiple temperature sensors to control heater output within the circulation system.

Composite electrode structures with widened contact areas improve thermal expansion matching and light extraction efficiency in flip-chip mounting.

A low vacancy density metal film mediates copper wiring fabrication to suppress initial void formation during thermal processing.

Second silicon nitride layers surround capacitor lower electrodes to prevent deformation during semiconductor memory fabrication.

Deep semiconductor RESURF trenches in the drift region reduce electric field intensity and lower drain-source resistance.

A flexible bridge pad connects fixed members to support substrate outer circumferences securely.

An aluminum compound precursor enables uniform thin film deposition through controlled thermal decomposition.

Ozone post-treatment creates an interface layer from substrate and dielectric material to reduce defect density and control equivalent oxide thickness.

Alternating atomic layer deposition cycles create a nitrogen-bearing high-k stack with controlled distribution, reducing fixed charge at the interface.

An epitaxial structure features a gradually expanding recess that reduces contact resistance by enabling silicide formation on inner surfaces.

Optimizing the thickness ratio of a SiC deposition layer to a base material reduces production costs while maintaining plasma resistance.

An asymmetric guard electrode suppresses disclination effects, enabling lower driving voltages without compromising display image quality.

An AlN buffer layer reduces dislocation density from thermal stress, lowering on-resistance in field-effect transistors.

Carbon-incorporated titanium nitride layers tune metal gate work functions without increasing thickness, enabling multi-Vt devices at 10 nm nodes.

Segmented MIS contacts use conformal deposition of silicide and cap layers to reduce resistance without thermal budget increases.

Merging preliminary and final cleaning into one module removes foreign substances from substrates, reducing transfer time and layout complexity.

A power MOS transistor uses a second U-shaped trench below the first to extend the field oxidation stress transition region.

A semiconductor interlayer insulation film uses a high dielectric constant material in the termination region to suppress creeping discharge.

SOG planarization enables nickel-rich gate silicide formation that eliminates poly depletion and reduces contact resistance in CMOS transistors.

Optimized AlGaN barrier layers in a low defect density base structure boost wallplug efficiency and extend direct current lifetime for deep ultraviolet LEDs.

A FinFET fabrication method uses doped layers and annealing to drive dopants into fin structures.

Angled sidewalls in the metal gate stack reduce defects and enhance performance uniformity by optimizing etching complexity.

Atomic layer deposition creates uniform silicide on epitaxial source and drain regions of three-dimensional transistors.

Non-conformal mask layers with overhangs enable precise bottom-up film growth in recessed features, reducing patterning complexity and variability.

Optical detection of a substrate rotation axis enables precise contact point positioning without mechanical pre-alignment.

A semiconductor buried layer uses segmented ion implantation to maintain low sheet resistance and uniform bias across the device structure.

A chemical supply unit mixes new fluid with residual liquid to prevent unnecessary drainage waste during semiconductor substrate processing.

A substrate cleaning method forms a hardened particle retention layer that dissolves upon heating to remove contaminants.

Bromide ions mediate selective dissolution of nickel-platinum alloy residues via oxidation, preserving silicon and titanium nitride substrate integrity.

A silicon carbide junction termination structure uses a graded dopant profile to reduce electric field crowding at the main junction.

Surface modification process restores recess shape and alters surface contents to resolve high-temperature processing distortions.

A mask patterning method uses acid diffusion to define sacrificial structures for precise critical dimension control.

A composite etching liquid removes titanium selectively in the presence of copper using specific acid and sulfur compound formulations.

A protective layer on a Group III-nitride semiconductor enables ion activation during annealing while serving as a final passivation structure.

Laser irradiation manages surface tension in concavo-convex patterns to prevent structural collapse during substrate processing.

Embedding TFT components in a substrate trench resolves non-flat surface issues, enhancing liquid crystal alignment and display transmittance.

Thermal contraction of a compressive layer fills voids in phase change material patterns, maintaining composition ratios and improving device reliability.

A self-aligned select gate cut process preserves memory hole functionality in 3D NAND structures.

A dry etching nozzle removes bonded wafer periphery by adjusting gas-jetting port diameter and standoff distance.

PECVD treatment with OMCTS and germane lowers oxide dielectric constant and polysilicon resistivity, reducing RC delay in 3D NAND cells.

Extending the metal filling layer footprint in self-aligned gate structures lowers contact resistance.

Optimizing deposition pressure and temperature during boron-doped amorphous silicon growth eliminates substrate bubbling and particle generation.

Silicon nitride mediates etch selectivity to simultaneously form deep and shallow vias, resolving mask layer complexity while protecting end cap metal.

An asymmetric gate electrode reduces drift resistance and total ON resistance by inducing additional carriers in the drift region.

A hybrid orientation substrate method uses amorphization and annealing to recrystallize silicon regions for improved carrier mobility.

Nitrile-modified cupric etching solution stabilizes reaction rates and reduces metal removal to enhance resin adhesion on printed circuit boards.

Plasma-enhanced PVD fills sub-300 nm recesses void-free, eliminating CMP and reducing process steps.

Relocating door drive actuators outside the substrate transfer zone minimizes contamination risks while reducing equipment complexity and repair downtime.

A surface step region within a substrate controls crack initiation depth during controlled spalling.

Interferometer calculates optical interference peaks between wafer and reflector to determine taught position, resolving assembly failure inaccuracies.

Segmented gates and a dielectrically matched insulating layer reduce oxide breakdown risk in silicon carbide devices without increasing on-resistance.

Single crystal UV radiation detector material bonded to an amorphous support layer maintains c-axis alignment for precise ultraviolet energy detection.

Aperture devices truncate Gaussian intensity profiles to form uniform line images.

A susceptor design uses detachable rings to separate wafer holders, enabling rapid component replacement.

A silicon carbide semiconductor manufacturing method uses a deposition layer to protect channel regions during ion implantation.

Constant substrate temperature during alternating film deposition reduces manufacturing time while maintaining surface roughness accuracy.

A conductive film on an insulating layer discharges ions during dry etching, preventing charge accumulation that damages semiconductor structures.

Fluid channels and insulated voids in a lithographic clamp control object temperature, reducing deformation from EUV heat.

Crystal plane recesses stabilize stress distribution in MOS transistor channels, resolving nonuniform strain from SiGe source/drain layers.

Fluorine and nitrogen reaction gases remove oxide layers via volatile byproduct formation, minimizing voids and substrate damage in high aspect ratio trenches.

Implanted light species reduce parasitic channel conductivity in gallium nitride structures grown on silicon substrates.

Resin filling between a dike portion and base groove extends the adhesive path, delaying plasma etching exposure to prolong device life.

Graded transition bodies reduce lattice mismatch and thermal stress to enable thick III-Nitride layers on non-matching substrates.

Direct chemical vapor deposition forms metallic compound layers on semiconductor substrates without metal deposition.

Forming semiconductor channel materials before isolation structures prevents divot formation in shallow trench isolation.

A semiconductor device forms first contacts and a replacement gate using one conductive material deposition step to simplify fabrication.

A nitride semiconductor light emitting device uses a delta-doped layer to enhance hole concentration and crystallinity.

A laser method forms internal modified regions in silicon wafers to enable precise separation.

Partitioned flow channels in the ceiling part suppress convection currents to maintain in-plane temperature uniformity of substrates.

An elastic side clamp absorbs thermal movement energy to prevent wafer deformation and reduce contact stress.

Delay gas flow removes fluorine residue from pipelines, preventing interface degradation in low-k material layers.

An oxygen-containing species converts non-volatile byproducts into volatile oxides, preventing gas delivery line contamination.

Embedding the gate electrode within the substrate lowers Rdson by over 25% while maintaining breakdown voltage during device miniaturization.

A p-type floating region lowers impurity concentration to expand the depletion layer within trench gate structures.

A trench dielectric liner uses local quality to increase thickness at the bottom, improving charge balance in MOSFET structures.

A fluid circulation mechanism cools substrates in a transfer chamber using adjacent suction and heat exchange components.

Dual metal gate layers tune FinFET threshold voltage via thickness variation, avoiding polysilicon doping complexity.

Grooves segment the substrate to isolate crystal defects and reduce bowing during thermal treatment.

An inverse mask shifts lithography defects to opaque regions using a sacrificial layer, reducing printable errors on semiconductor wafers.

A crystalline alpha-Ga2O3 semiconductor film utilizes mist chemical vapor deposition on a-plane or m-plane substrates to achieve electron mobility exceeding 30 cm²/Vs.

Multi-step epitaxial growth reduces surface defect density below 0.5 per cm² by adjusting temperature and speed during silicon deposition.