Semiconductor/Solid-State Device Manufacturing TRIZ Cases

Shallow trenches terminate before the channel region to isolate gate dielectrics from trench corners.

Segmenting the GaN cap layer via selective etching stabilizes threshold voltage and reduces off-state leakage by altering electrical field distribution.

A Group III nitride semiconductor multilayer structure uses a substrate with non-periodically distributed grooves to guide epitaxial growth.

Bulk silicon inverse diode uses deep hydrogen and shallow helium ion layers to reduce charge carrier lifetime.

Rotating a polygonal pillar suction part distributes wear across multiple cleaning surfaces, extending component lifespan while removing contaminants.

Sacrificial oxide layers smooth silicon carbide channel regions, reducing surface roughness from 28 Å to under 1.0 Å for lower on-resistance.

Ozone gas oxidizes silicon wafer surfaces while hydrofluoric acid dissolves the resulting oxide layer.

Segmenting epitaxial growth spaces with trenches prevents adjacent device contact, reducing leakage currents while preserving channel strain levels.

Segmented field plate gates create uniform electric fields to raise breakdown voltage without dummy structures, avoiding silicide formation.

Varying P and N pillar doping levels in super junction drift regions to maintain low specific on resistance.

A semiconductor gate spacer and liner structure enhances carrier mobility within the device architecture.

A lowly doped bulk wafer supports a highly doped epitaxial layer and a subsequent lowly doped layer.

Segmented polycrystalline silicon structure applies opposing stress to the silicide layer, eliminating defects near PN junctions.

Cut-out openings in dummy gates enable interlayer dielectric filling between fins, preventing bridging defects and improving channel current control.

Plasma doping distributes dopants uniformly in fin structures while oxygen annealing reduces toxic arsine gas formation.

A semiconductor contact method uses an oxidizable gate recess material to form a conductive path.

A segmented turntable moves substrates through distinct temperature zones to deposit silicon atomic layers without global thermal cycling.

A liquid processing apparatus conveys nozzles to a standby position outside substrate regions using a pivoting arm.

Introducing a light reflective film resolves focus detection errors on transparent substrates, ensuring stable resist pattern formation.

Stacked photosensitive layers with distinct sensitivities form fine patterns through single-step exposure, eliminating overlay alignment dependency.

Plasma capping layers protect cores during spacer formation, minimizing material loss and angled profile variation.

Resonant scanners dynamically orient a laser beam to form perpendicular through-holes, resolving tapered wall deviations caused by fixed incidence angles.

A neuromorphic architecture embeds distributed electrochemical nodes within carbon fiber laminates to enable local processing.

A silane-based protective film minimizes capillary forces during drying, preventing resist pattern collapse and watermark defects.

ESD lift pins ground static charges to prevent spark discharges that cause operational errors during substrate handling.

A single chemical vapor deposition step forms gate and interlayer insulating layers on a low temperature poly-silicon substrate.

Deep N-type regions and frontside P-wells in a backside illuminated image sensor reduce electrical cross-talk between adjacent pixels.

Segmented gas nozzle design reduces decomposed matter adherence and improves inter-plane uniformity by directing precursor flow.

Trench rings and field plates balance electric fields in a superjunction terminal, enhancing voltage withstanding without complex processes.

Rotating branch arms maintain substrate flatness during transfer, preventing gravity-induced recess and alignment errors.

Narrowing the fin width at the channel region lowers series resistance while maintaining device performance during scaling.

A lateral double diffused metal oxide semiconductor device uses a conductive trench layer to lower on-state resistance.

Backside dicing uses a sacrificial layer to isolate the patterned surface from tape, preventing residue contamination on optical devices.

A carrier transport system re-allocates object carriers based on relative priorities during idle periods to streamline retrieval operations.

Selective oxidation reduces fin widths in specific regions using barrier layers, simplifying fabrication complexity.

Swinging arc-shaped plate shutters eliminate linear motion mechanisms that raise dust, lowering costs while improving durability in clean room environments.

A solvent-removable material encapsulates protruding photo-mask fences for planarization.

A spacer patterning method forms fine-pitch semiconductor patterns using chemical mechanical polishing to expose insulating layers.

A trench Schottky diode uses a polysilicon structure to reduce reverse-biased leakage current.

A conductive sealing layer protects the gate electrode during chemical mechanical polishing to prevent recess defects in FinFET structures.

Preliminary grinding maintains mechanical strength during RCIGBT fabrication, eliminating early Taiko ring support needs.

Encapsulating dielectric defines fin opening geometry for selective etching, enabling epitaxial growth of III-V materials with reduced defect density.

A furnace heating assembly adjusts temperature zones to optimize thin film deposition on semiconductor wafers.

A graphite-enveloped ion source chamber uses lanthanum hexaboride to reduce ablation and material deposition from halogen gases.

A liquid processing apparatus uses a supply and return line configuration with a switching valve to circulate temperature-regulated liquid.

A semiconductor device embeds a source electrode in a trench contact hole to connect with an anode region beneath the gate.

Electrolysis of chloride precursor creates active etchant that removes ruthenium without toxic gas or residue contamination.

Anisotropic deposition of a metal adhesive layer on opening bottoms enables void-free bottom-up filling of semiconductor gate stacks.

A semiconductor device uses a segmented source/drain pattern with a silicon-germanium buffer layer to ensure sufficient volume.

Thermal oxidation of a silicon liner forms a high-quality gate dielectric while conserving substrate silicon for smaller device nodes.