Semiconductor/Solid-State Device Manufacturing TRIZ Cases

An ultraviolet light emitting diode tool exposes photoresist edges to remove wrapping.

A trench gate semiconductor switching element uses a bottom region with varying thickness to distribute equipotential lines.

Variable thickness optical layers in template recesses enhance detection signal intensity, resolving alignment accuracy loss from miniaturized patterns.

An etch stop layer within source or drain regions controls channel depth during selective etching to ensure precise junction alignment.

Mixing ozone gas with superheated steam in a plural-fluid nozzle generates ozone water droplets that strip hardened resist layers without sulfuric acid.

Uniform trench structures enable stock preparation, eliminating lithography adjustments and reducing manufacturing time.

Selective capping layer removal prevents void formation between gate structures and strained source drain features during dual epitaxial processing.

Segmented slits in the upper cone create targeted cooling zones that eliminate hot spots and prevent deposition on the dome.

A heat treatment apparatus uses a dedicated dummy carrier to stabilize chamber temperature upon product wafer arrival.

Treating the metal hardmask with capping agents reduces line edge roughness and exposure energy while avoiding high-temperature contamination.

Selective hard mask etching via treated portions enables precise metal line formation, resolving optical proximity effect challenges in double patterning.

A phase change memory cell uses a central cavity in an insulator stack to create a thermal isolation void around the T-shaped element.

Amorphous silicon PIN junctions enable CMOS-compatible light sources, eliminating costly heterogeneous III-V material integration and improving manufacturing yield.

A MOSFET structure uses a silicon germanium layer with a gradually increased band gap from source to drain.

Ion implantation forms a stop layer with controlled removal rates to prevent pit formation and maintain insulation performance.

A computer-generated process divides semiconductor patterns into layers using optimized illumination conditions for each layer.

Alternating semiconductor and oxygen-doped layers in a GaN buffer layer reduce material stress during epitaxial growth.

A stacked bidirectional Zener diode structure formed by overlapping N+ and P+ polysilicon layers reduces internal resistance in semiconductor devices.

A semiconductor device positions gate electrode upper ends deeper than the impurity introduction range to prevent implantation into the insulating film.

Silylamide cobalt precursors achieve industrial vapor pressure while maintaining thermal stability for semiconductor manufacturing.

Vertical ion implantation on planarized triangle fins achieves uniform doping while preserving stress tolerance and reducing process complexity.

Vertical matrix picks enable parallel wafer positioning, reducing arm expansions and improving alignment efficiency.

Segmenting the stamp into a rigid frame and flexible membrane maintains alignment accuracy while controlling desorption rates during large-scale transfer.

A thin film transistor substrate integrates a dam structure with a white color filter pattern to enhance light transmittance.

Dome-shaped chuck deforms dicing tape to break polycrystalline perforations, reducing unseparated die defects from 500 DPPM to under 5 DPPM.

A three-dimensional light-emitting stack structure with increased substrate thickness reduces crystal defects in semiconductor LEDs.

Low-dose oxygen ion implantation at sub-200°C forms a smooth amorphous layer, preventing surface roughness deterioration during subsequent thinning.

Dimensioned spacer sleeves eliminate hanger bore friction in plasma confinement rings, reducing particle contamination and polymer deposition.

Low refractive index dielectric layers isolate pixels via total internal reflection, reducing cross-talk from tilted light angles.

Hydrophilicity treatment on spin-coated insulating films improves surface flatness, reducing manufacturing costs by eliminating chemical mechanical polishing.

A p-doped superlattice structure spreads leakage currents laterally within a GaN optoelectronic component.

Sidewall spacer formation separates features and relaxes design rules, reducing hard mask layers while maintaining manufacturing precision.

Segmenting silicon boron deposition into thin cycles followed by plasma nitridation improves step coverage and conformality while lowering processing temperatures.

Segmented plasma etching kerf lines minimize edge chipping and cracking, enhancing die reliability for automotive applications.

Thinning spacers creates a T-shaped gate opening that reduces current leakage and improves transistor performance at scaled dimensions.

Overlapping a guard ring with an isolation layer minimizes stress concentration that causes leakage current variations in Schottky diodes.

Thermal drive-in densifies the high temperature oxide layer to stabilize etching and eliminate dislocations at the active region edge.

In situ metal oxidation expands film volume to fill high aspect ratio trenches, preventing seam formation and enabling self-aligned via structures.

A piezoelectric substrate cleaning nozzle generates controlled droplets for precise surface treatment.

Segmented nozzles and blocking covers prevent scattered slurry accumulation between wafers, reducing deformation and waviness.

Polymer protrusions on an electrostatic chuck surface enable direct contact heat conduction while preventing particle entrapment that deforms substrates.

A semiconductor device uses a deeper lower diffusion region to control breakdown occurrence in Zener diodes.

A thin Schottky metal layer stops dry etching damage to maintain dimensional accuracy and reduce leakage current in field effect transistors.

Ion implantation pre-treats trench bottoms to enhance thermal oxidation, resolving non-uniform oxide thinning that degrades breakdown voltage.

Removing cap layers from specific gate structures allows higher tilt angles for halo implants, resolving shadowing effects that limit device performance.

A lens pocket with a transparent panel shapes UV illumination for atomic layer deposition wafer treatment.

A semiconductor manufacturing method stabilizes Schottky barrier heights on silicon carbide wafers by maintaining consistent surface moisture levels during processing.

A FinFET manufacturing method forms single diffusion breaks using chemical mechanical planarization to expose dummy gates.

Segmented gallium nitride structures with dielectric expansion joints reduce defect densities for high breakdown voltage devices.

An amorphous or poly-crystalline zone in the sacrificial silicon layer absorbs thermal stress, preventing cracking during element III nitride growth.