Semiconductor/Solid-State Device Manufacturing TRIZ Cases

Anisotropic etching forms stable semi-polar plane side walls in silicon carbide trenches, suppressing channel length variation and improving breakdown voltage.

Segmenting the substrate surface allows selective removal of organic residues without damaging adjacent structures, securing reliable CVD film adhesion.

A multilayer substrate support heater uses resistive elements to deliver precise local temperature compensation across the wafer surface.

A single implant mask forms an N-type well region with a low-concentration doping portion between high-concentration regions.

A hafnium oxide gate insulator undergoes non-oxidation annealing followed by oxygen supplying annealing to improve transistor characteristics.

Silanol-coated thin films enable uniform impurity diffusion into nanoscale microvoids, eliminating point defects from ion implantation.

Discharging liquid upward creates circulation flow that covers front and rear substrate surfaces, resolving non-uniform etching rates in batch processing.

Remote plasma chemical vapor deposition grows semiconductor layers without hydrogen incorporation.

Segmented transparent common lines and vertical insulation prevent gate line short circuits, stabilizing voltage distribution to improve production yield.

Segmented deposition and annealing eliminate seams in high aspect ratio gaps, ensuring complete filling for reliable device isolation.

A dual-arm wafer transfer mechanism moves substrates between cassette mounting tables and multi-tier delivery units.

Radial optical sensors scan rotating wafers to detect warpage, resolving reliability trade-offs in scaled semiconductor manufacturing.

Laser etching and MPCVD deposit diamond into silicon carbide holes, resolving high production costs while improving heat dissipation for GaN-HEMTs.

Atomic layer deposition forms crystalline PrCaMnO at low temperatures, preserving resistive switching characteristics in semiconductor memory devices.

Periodic nitrogen supply and feedback loops prevent coating oxidation while reducing gas consumption in semiconductor manufacturing.

A polycrystalline AlN seed layer mediates chemical bonding to prevent species migration and ensure uniform active layer thickness.

Inclined regrowth layers in GaN heterojunction bodies interrupt two-dimensional electron gases for precise threshold voltage control.

Segmented drain contacts and vertical isolation trenches reduce parasitic capacitance while maintaining low on-resistance in power MOSFETs.

Isotropic etching reduces dielectric film width to define fin spacing, eliminating photolithography resolution limits and improving electric characteristics.

A silicon carbide bipolar junction transistor base region uses a low-high doping profile to enhance current gain and manufacturing reproducibility.

Atomic layer deposition creates a barrier layer with decreasing nitrogen concentration to resolve adhesion conflicts between dielectric and copper layers.

Relocating temperature-humidity gas supplies to side walls prevents airflow blockage and mist contamination during substrate cleaning.

Dual outside air intake sections with regulation valves stabilize pressure across multiple liquid processing units by dynamically adjusting exhaust flow rates.

Segmented anode doping with a buried non-depletable portion shields the contact to reduce leakage current while maintaining surge current resistance.

Alkaline stripping removes photoresist layers without plasma damage, preserving underlying dielectric integrity and lithographic performance.

A slit door linkage unit uses a fillet between the pin and rod members to distribute mechanical stress during substrate transfer operations.

Rotating the conductive through-hole array relative to the finger-shaped electrode reduces shielding and forward voltage without requiring precise alignment.

A DMOS transistor structure uses a graded dopant profile to redirect electric field concentration away from the channel region.

Selective epitaxial growth of SiGe in recessed source and drain regions enhances carrier mobility in p-type FinFET structures.

A FinFET manufacturing method uses sacrificial gate patterns to oxidize active fins and form insulation patterns between the fin and substrate.

A semiconductor fabrication method segments a mask layer using doped separation regions to define precise trench structures.

Variable mandrel spacing compensates for pattern density differences to ensure uniform fin widths in logic and memory regions.

Modifying the second phase of separation annealing to minimize temperature inhomogeneities and prevent cleavage line defects on detached silicon substrates.

A segmented etching process using hydrogen bromide and fluorocarbons forms precise openings in layered semiconductor structures.

A substrate processing tool uses a rotatable lower portion to move wafers between stations in two planes, reducing footprint while maintaining throughput.

Sidewalk mask layer formation on dummy patterns defines narrow fins, reducing leakage current while maintaining integration density.

A patterned etch-stop layer in an oxide film enables precise bonding and peeling to form a structured silicon-on-insulator substrate.

Rare earth glass ceramic coating resists halide plasma erosion while filling substrate defects to produce a smooth, dense surface finish.

An electrostatic chuck tray secures wafers via spring terminals, eliminating dead areas and adhesion time while enabling precise temperature control.

A tilted ion beam physically sputters gate dielectric and work-function metal layers in integrated circuit cavities to achieve precise recess depths.

Nitrogen-rich composite interface layer suppresses potential barriers at the bonded region, reducing interface resistance in SiC substrates.

Cavities defined by spacers confine semiconductor compound growth on FinFET fins.

A SixNy mask reduces dislocation density in an LED structure, resolving low luminous efficiency caused by high leakage current.

A selective carbon-doped epitaxial cap layer protects germanium during silicidation to maintain thermal stability.

Epitaxial growth deposits a p-type layer in a silicon carbide trench, while hydrogen etching removes side-wall material to eliminate diagonal ion implantation.

Sub-atmospheric CVD deposition with a conformal buffer layer fills narrow gaps between closely spaced lines, eliminating void formation in sub-30 nm structures.

A ceramic heater uses localized plate thinning to manage thermal gradients across the wafer placement surface.

A hexagonal matrix Schottky barrier diode increases contact area with p+ regions to boost current density.

Selective epitaxial growth creates independent strain states in n-type and p-type FinFET channels.

A method for forming low parasitic capacitance source and drain contacts in fin field effect transistor devices using selective trench etching.

A spacer lithography method forms ultrafine semiconductor patterns using cross-linked spacers derived from acid-diffused photoresist masks.

Alternating substrates between two cool chambers secures sufficient cooling time, suppressing throughput reduction in high temperature flash lamp annealing.

A vertical field effect transistor uses a two-dimensional material gate to achieve reduced gate length.

Hardmask protection maintains equal pMOS and nMOS stack thickness, resolving uneven gate topology for reliable etching.

Concurrent hydrochloric acid etching during epitaxial growth eliminates voids in deep trenches, reducing manufacturing complexity and defects.

Plasma cleaning removes native oxides to enable precise fin size control in sub-10 nm FinFET devices.

Horizontal process modules reduce substrate handling distances and system bulkiness to increase throughput.

A heat insulating member covers the discharge pipe circumference to maintain temperature during cooling.

Plasma or ultraviolet deoxidization reduces oxygen concentration at active region edges, minimizing narrow-width effect induced threshold voltage shifts.

Spacer-defined self-aligned etching creates smaller LDMOS source regions, overcoming photo-masking precision limits to reduce production costs.

Acyl chloride pre-treatment creates blocking groups on non-target silicon surfaces, preventing unwanted deposition and protecting areas during fabrication.

A link chamber with transfer vias and a robot moves substrates between processing tools while maintaining high vacuum conditions to prevent contamination.

T-shaped contacts widen the top opening to prevent pinch-off gaps and reduce resistance in shrinking devices.

Segmented containers with controlled valves equalize pressure fluctuations during pulsed laser irradiation, ensuring consistent EUV light generation quality.

A nitride spacer self-aligns borderless contacts to local interconnect lines, enabling precise oxide fill without complex etch steps.

Wet etchants smooth N-polar III-N surfaces while ruthenium electrodes enhance Schottky barrier heights, reducing leakage in high-power devices.

Oxide pillars template metal hard mask deposition, resolving selectivity limits in high aspect ratio etching.

A low droop light emitting diode structure on gallium nitride semipolar substrates reduces efficiency loss at high current densities.

A two-dimensional comb-drive actuator increases electrostatic torque through vertically stacked interdigitated electrodes.

Thermal deposition of aluminum nitride layers using cyclic precursor pulses without plasma exposure.

Self-aligned mandrel spacers form precise gate separation masks, preventing interlayer insulating layer loss during etching.

Resurf stepped oxides in a super-junction trench MOSFET reduce charge imbalance, achieving lower Rds and higher breakdown voltage for mass production.

A hydrophobic layer shields semiconductor interconnects from moisture, preventing leakage currents and dielectric degradation.

Dynamic rotation speed control during dispensing resolves the contradiction between achieving uniform pattern coverage and effectively removing excess solution.

Vertically offset blades in an EFEM robot enable simultaneous substrate transfers, resolving throughput limits caused by sequential handling.

A buried region in an insulated gate semiconductor device modulates the electrical field profile to enhance breakdown voltage.

Continuous real-time temperature feedback stabilizes epitaxial growth, resolving manufacturing complexity and yield loss in miniaturized devices.

Double-slanted gate connected field plates optimize electric field distribution and reduce leakage currents through greyscale lithography process steps.

Segmented driver mechanisms stabilize rotation in semiconductor containers, eliminating friction-induced contaminants during operation.

A MOS device with a Schottky barrier controlling layer reduces on-resistance and gate capacitance.

Selective light exposure cures sequential photocurable liquid layers on LEDs, ensuring uniform phosphor distribution and consistent coating thickness.

Necked portions in a beaded fin structure expand gate surface area while maintaining structural integrity to mitigate parasitic capacitance.

Dual converging point depths control crack extension in silicon substrates, preventing surface damage during cutting.

A high-voltage gate dielectric acts as an oxidation barrier for silicon nanocrystals, preventing charge loss during thermal processing.

Controller manages shut-off and constant pressure valves to maintain diaphragm non-contact position during liquid supply operations.

Multi-point signal projection determines substrate profiles during thermal processing, resolving flatness trade-offs while maintaining throughput.

A semiconductor component uses an amorphous semi-insulating channel control layer adjacent to the drift zone to develop inversion or accumulation channels.

Low temperature microwave anneal activates backside ion implant to form diode termination without damaging front-side structures.

A semiconductor gate structure uses a non-uniform profile to improve metal gate adhesion.

A photosensitive resin composition with specific epoxy compounds enables high aspect ratio resist patterns.

Thermal spraying creates a thin ceramic insulator film on the metal plate, resolving cooling performance trade-offs against insulation reliability.

A plated silver alloy electrode layer reduces contact resistance between the LED chip and solder wires, improving luminous efficiency.

Indium impurity profiles reduce 1/f noise by controlling boron concentration at the gate insulator interface during lamp annealing.