Semiconductor/Solid-State Device Manufacturing TRIZ Cases

A nitride semiconductor device employs a p-type control layer to inject holes, enabling normally-OFF operation and increasing switching speed.

A polymer-containing developer fills resist spaces to suppress pattern collapse during spin-drying.

A silicone resin sheet with specific thickness and hardness sits between the electrostatic chuck part and heating member.

Segmenting mask layout regions and arranging sub patterns to adjust local taper angles, reducing variations in process conversion differences at pattern edges.

Adsorbing hotplate with embedded heating wires and conductive rotating ring enables simultaneous wafer rotation and temperature control.

Deforming the growth substrate surface with an intermediary buffer layer reduces dislocation density and warpage in large-sized nitride films.

Segmented chamber with inert gas supply protects carbon lower heater from corrosion, enabling high-temperature SiC epitaxial growth.

A semiconductor fin features an epitaxial structure with a decreasing phosphorus concentration profile from the topmost surface to enhance carrier mobility.

Segmented guide sections in the base member accommodate thermocouple thermal expansion, ensuring stable temperature measurement.

A two-stage polishing process levels dummy gate material layers on semiconductor fins to ensure consistent thickness for subsequent fabrication steps.

A metal gate work function tuning method using ion implantation and high-temperature annealing to accumulate dopants at the dielectric interface.

Transition metal nitride layers resolve crystal structure mismatches to form single-crystal heterostructures on silicon carbide and gallium nitride.

A SiGe channel fabrication process aligns spacers to maintain compressive strain in the transistor.

A substrate processing method uses oligomeric silicon precursors to form flowable silicon nitride films for semiconductor gap filling.

Alternating nitride deposition and oxidation cycles reduce residual nitrogen content, improving insulation reliability in semiconductor manufacturing.

Rotating the substrate during catalyst supply ensures uniform adsorption in recesses, resolving uneven coverage challenges.

A spin-on-glass and carbon stack mask enables selective ion implantation in semiconductor structures.

Ion implantation into the hard mask increases the etch rate difference between the mask and underlying material, reducing critical dimension variability.

Chemical etching of a crystalline pattern in photosensitive glass replaces serial mechanical dicing, reducing production time and cost.

Plasma pre-treatment with trisilylamine enables uniform flowable CVD deposition in high aspect ratio trenches, eliminating void formation.

Solid phase diffusion replaces ion implantation to eliminate crystal lattice damage while achieving uniform doping profiles in complex 3D structures.

A conductance adjustment plate with a tapered or R-shaped edge controls gas flow between the processing space and an exhaust buffer chamber.

Segmented purge channels in multi-station chamber lids minimize precursor diffusion and outgassing to resolve temperature skew trade-offs.

Adjusting pillar pitch in the termination region reduces hole current and improves breakdown voltage for reliable semiconductor operation.

Alternating hydrocarbon and oxygen plasmas convert tin oxide to volatiles while removing carbon polymers, enabling low-temperature cleaning without wall damage.

Sequential phosphoric acid etching removes silicon nitride and oxide films in one chamber, preventing bumping damage from unstable liquid spouting.

Using a group III or V element catalyst prevents halogen contamination and thermal decomposition of silicon hydrides during substrate processing.

A transport vehicle uses a lifting mechanism to switch between orthogonal traveling units for autonomous navigation.

Additives dilate pores in low-k dielectric layers for selective etching, preventing residue that compromises subsequent deposition cycles.

Internal laser modified regions enable precise substrate separation without die shift or mechanical damage.

Group 4 transition metal electrodes resolve adhesion and compatibility issues with alpha-Ga2O3 semiconductors while preserving electrical properties.

Isotropic etching creates recesses in FinFET source/drain regions, preventing bridging and leakage during subsequent epitaxial growth.

A substrate holding mechanism secures wafers via lateral contact to enable uniform film deposition.

Adjusting liner oxide thickness in isolation trenches to boost deposition rates for filling layers.

In-situ carbon spacers shield magnetic tunnel junctions from damage and contamination while enabling simplified bottom electrode patterning.

Oblique ion implantation angles create deep pn junctions in silicon carbide, reducing on-resistance and avoiding high-voltage equipment costs.

Sequentially stacked hard mask patterns guide selective trench etching, reducing processing variation caused by deep feature integration.

Engineered layer surrounding insulating substrate reduces substrate loss and improves thermal conductivity for cost-effective RF applications.

A resist underlayer composition with specific polymer moieties provides high refractive index and low extinction coefficient.

A patterned mask with predetermined thickness selectively removes underlayers while protecting gates, preventing damage that reduces yield.

Tungsten and tantalum gates eliminate polysilicon depletion, reducing effective gate dielectric thickness while enabling independent threshold voltage control.

A self-aligned fabrication method defines sub-micrometer channel lengths in thin film transistors using insulator layer thickness as a dimensional mask.

Actuator-driven positioning system aligns large susceptors, replacing manual methods that require three hours to achieve parallelism.

Selective epitaxial growth places the strained channel post-fabrication to prevent strain relaxation during high-temperature annealing.

Mechanical delamination replaces thermal processing to smooth the SOI surface, reducing heavy metal contamination while maintaining manufacturing productivity.

A self-limited planarization method removes asymmetric profiles from hardmask spacers using polymer film deposition and selective etching.

Functionalized repairing layer bonds to patterned photoresist surfaces in extreme ultraviolet stacks.

A semiconductor device uses a step gate dielectric structure to optimize electrical characteristics across different substrate regions.

A securing device restrains a calibration substrate on a susceptor to compensate for equipment shifts and thermal expansion during actual processing conditions.