Semiconductor/Solid-State Device Manufacturing TRIZ Cases

Electric fields orient quantum rods in photoresist to eliminate complex extension thin films and reduce production costs.

Hydrochloric acid etching removes crystallographic defects at the interface of cleaved wafer layers within an epitaxial reactor chamber.

A dual hard mask structure enables precise wiring trench formation in low-dielectric films.

A semiconductor cleaning solution recovery system removes copper ions and polymer residues using ion exchange or absorption methods.

Cyclic deposition and selective etching fill narrow features with uniform silicon films, preventing void formation in high aspect ratio structures.

Patterned sol-gel materials define nucleation areas for semiconductor deposition on adjacent substrate regions.

A semiconductor device uses a two-layer buffer structure to control carrier distribution within the drift layer.

A polysilicon gate layer receives a deposited oxide coating to establish a flat reference surface for subsequent processing steps.

Plasma doping forms precise doped regions on 3D semiconductor sidewalls, eliminating shadow effects from neighboring structures.

A semiconductor processing chamber cleaning method uses thermal cracking to peel thin films before fluorine gas etching.

Electron stimulated desorption removes surface species to enable controlled thin film growth at reduced temperatures.

A hybrid process thermally oxidizes silicon fins before depositing an atomic layer deposition oxide to form a stable gate dielectric.

A cap-type die seal covers semiconductor die surfaces to control mold material contact area and location during encapsulation.

A water-soluble oligomer agent hydrophilizes semiconductor substrates to improve photoresist coating uniformity.

Nitrogen-containing gas forms thicker boron nitride on silicon nitride to prevent material loss during silicon oxide etching.

Ionized gas cluster irradiation modifies the upper surface of thermally treated high-k dielectric films to reduce leakage current.

Rapid oxidation reduces near interface traps while hydrogen annealing passivates deep traps, lowering threshold voltage in silicon carbide MOSFETs.

Silicon-rich channel layers enable low-temperature fabrication, preserving flexible substrates while boosting carrier mobility.

Rerouting bulk substrate contacts through STI recesses eliminates complex multi-depth isolation schemes while maintaining dynamic bias control.

Multi-group conductive particles in solar cell electrode paste widen the sintering temperature range to 900-930°C, maintaining efficiency scattering below 0.15.

Epitaxial silicon fills superjunction trenches to create columns with internal cavities, reducing defectiveness and cycle time.

Selective oxidation rounds fin-shaped structure sidewalls, reducing tip effects for uniform layer deposition.

Dye diffusion into photoresist patterns creates precise anti-spacer features through controlled solubility shifts.

A packing structure uses upper and lower cushioning materials to sandwich a substrate storing container within a rigid box.

Multi-finger LDMOS transistors omit edge termination regions between adjacent device tips to shrink the power block footprint.

Gasifying liquid photoresist eliminates viscosity diffusion resistance to achieve uniform thickness across the substrate.

Segmented workstations and HEPA filtration prevent contamination spread while brazing restores semiconductor pedestals.

A double exposure process forms contact holes using intersecting space patterns from distinct masks to define precise geometry.

Low temperature ion implantation reduces structural damage, enabling fast annealing to activate dopants while eliminating defects and junction leakage.

Sequential amorphous and polycrystalline silicon film formation fills recesses while preventing substrate warpage from hydrogen desorption stress.

A positive photosensitive siloxane composition uses dual polysiloxanes with distinct dissolution rates to enhance sensitivity and resolution.

A FinFET isolation structure uses doped shallow trench regions to impede dopant out-diffusion and isolate adjacent fins.

Sidewall implantation creates alternating doped regions in superjunction transistor drift layers to reduce specific on-resistance.

A substrate processing method modifies base surfaces with gas to enable selective film deposition on targeted areas.

Independent gas pipes prevent flow interference between adjacent wafers, ensuring uniform thin film deposition during high-volume processing.

Distributed adapter objects bond ceramic bodies to base plates, maintaining uniform fastening force and thermal control above 120°C.

A conductive element structure uses a metal liner mask to etch vias in insulating layers.

A dual wafer transport method corrects wafer positions using end-effectors without moving lift pins relative to susceptors.

A controller tracks unusable dummy substrates to notify external devices, preventing film formation defects from cumulative thickness.

A substrate processing method uses a gas phase layer to hold a liquid film outside patterns, preventing surface tension forces from collapsing fine structures.

A substrate processing apparatus uses a moving heater and water nozzle to form a controlled phosphoric acid puddle on the wafer surface.

A multi-story substrate treating apparatus uses universal main arms to transfer wafers directly between carrier racks and processing sections.

A tantalum nitride barrier layer with a controlled Ta:N ratio stabilizes metal gate adhesion on high-k dielectrics.

A substrate processing controller coordinates dual transfer devices to manage substrate movement between carriers and mounting parts.

Inert gas thermal treatment alters hydrogen bonding to prevent silicon migration, maintaining epitaxial layer shape precision.

A thin-film transistor manufacturing method forms a Cu2O semiconductor active layer via electrochemical oxidation of copper metal.

Variable opening areas in the reticle compartment diffusor plate reduce turbulence and minimize purge gas throughput for effective cleaning.

Segmented transparent bonding layers resolve the trade-off between light extraction efficiency and substrate reliability in AlGaInP flip-chip LEDs.

Multi-step oxidation at varying temperatures consolidates germanium to improve concentration uniformity and reduce surface roughness in SOI substrates.

A removable cartridge heater softens a solder pad to align an optical element, eliminating permanent thermistor costs and shear stress.

Preferential etching of doped semiconductor films increases concentration without Gaussian distribution, ensuring sharp junctions.

Sliding pins within detents allow the susceptor ring to expand uniformly, preventing temperature non-uniformities and particle deposition.

Segmented SHB and resistive masks define sub-65nm contact holes without metal deposition complexity or remanent removal steps.

Variable thickness spacers overcome uniform mask limits to enable sub-60 nm pattern formation.

Curved segments in the photoresist nozzle tube eliminate bubble formation that causes semiconductor wafer defects.

Mixed acid etching removes platinum and nitride layers in situ, reducing processing time and costs while preventing electric leakage.

A super-junction structure with alternating doped columns generates a saddle junction electric field to distribute charge across the termination region.

Replacing thick oxide early with a silicon germanium dummy gate eliminates residual layers and surface damage during semiconductor manufacturing.

A wide gap semiconductor gate pad uses a second buried layer to extract holes and reduce electric field concentration.

Sequential BDEAS deposition cycles reduce pattern loading effects on semiconductor devices while maintaining low thermal budgets.

Differential exposure of stacked photoresist layers creates Z-type structures, eliminating complex etching and mask steps to lower fabrication costs.

TiW bottom plate eliminates pattern density CMP variations to control dielectric thickness and boost breakdown voltage.

Hydrogen plasma treatment enlarges damascene openings to resolve stress-induced line distortion and critical dimension shrinkage in semiconductor manufacturing.

A protection umbrella region shields the gate while enabling source drain contact holes near the transistor structure.

Support assembly pins vertically separate carrier components to eliminate particle generation from lifting mechanisms and improve placement accuracy.

Adhesive tape secures the wafer to an inverted chuck table, eliminating manual adjustments and preventing chipping defects during separation.

A semiconductor device uses a barrier-forming layer to create a potential barrier between electrodes and trench side surfaces.

A fluid comprising H2SO4, H2O2, HF, and water etches nickel and cobalt silicide layers from semiconductor substrates.

A heat-shield plate closes the lower side of an internal reaction tube in a substrate processing apparatus.

Integrating gate, data, and pixel electrodes into one conductive layer reduces mask process complexity while maintaining pattern formation precision.

Gallium nitride high electron mobility transistor electrodes reduce optical absorption and polarization alteration in liquid crystal devices.

Beta-diketiminate ligands improve metal compound volatility and reactivity, reducing carbon contamination in semiconductor films.

A silicon carbide MOSFET structure uses a source recess to inhibit surface roughening during processing.

Selective etching separates FinFET gates to reduce misalignment sensitivity and fabrication complexity.

Strained mixed substrate integrates tensile silicon and compressive germanium layers to optimize transistor performance.

Radial feeder grooves and asymmetric trapezoid patterns optimize slurry distribution to increase removal rate while reducing usage.

An edge insulating layer thicker than the gate oxide prevents compressive stress thinning and leakage current in MOS transistors.

Controlling the chlorine to gallium molar ratio in the material solution reduces surface roughness to 0.5 nm for high-quality semiconductors.

A carbon-based insulating layer protects device isolation during trench etching to form precise T-shaped gate electrodes.

HMDS adhesion layer prevents photoresist damage during etching, boosting semiconductor manufacturing yield rates.

Cyclic precursor and reactant pulses generate a plasma fluid that fills gaps without voids, resolving precision-complexity trade-offs.

A bi-layer spacer material uses atomic layer deposition to form distinct silicon nitride and oxycarbonitride layers on semiconductor fins.

A method thins an InP layer by converting its surface into a phosphorus-rich phase for selective removal.

Reducing outer cell p+ contact area lowers current density, preventing stacking fault expansion while maintaining high current carrying capability.

A surface treatment composition containing a water-soluble polymer effectively removes residues from polished semiconductor substrates.

A GaN vertical transistor barrier layer uses hydrogen to terminate dangling bonds and passivate conductive impurities.

Germanium ion implantation creates localized axial stress in the channel layer, resolving gate-first HKMG process incompatibility and reducing capacitance.

Trench structures filled with salicide block dielectric eliminate uneven topography to improve current gain stability.

Solid phase foaming agents enable precise pore diameter control, resolving manufacturing precision limits while maintaining process purity.

An undoped AlGaN barrier and graded diffusion buffer isolate the P-doped gate, suppressing leakage currents and stabilizing dynamic RdsON.

An undercut structure at the oxide interface reduces electric current leakage and physical defects in deep trench isolation.

Differential etching of a multi-layer protecting liner exposes embedded contacts while shielding interlayer dielectric from processing damage.

Gas-tight seals isolate the substrate transfer area from loading and transport zones to maintain a clean atmosphere during handling.

A gas supply nozzle integrates a filter to remove impurities from processing gas before it enters the chamber.

Asymmetric metal gate structure prevents atomic diffusion between adjacent gates, maintaining threshold voltage stability in scaled CMOS devices.

Blind hole patterns guide anisotropic etching to create structural beams, preventing nozzle layer displacement during manufacturing.