Semiconductor/Solid-State Device Manufacturing TRIZ Cases

Solid fluid seals porous material pores to prevent plasma radical damage during etching.

Inserting floating peacekeeper metal segments increases breakdown voltage across conductive lines, resolving fixed spacing limits in high voltage applications.

A dielectric structure accumulates electrical charge to produce tailored electromagnetic pulses with controlled waveforms.

A source/drain recess volume trim method using anisotropic etching and boron implantation to form flat bottom surfaces in semiconductor devices.

Magnetic attachment replaces mechanical constraints to resolve thermal expansion misalignment, reducing contamination and downtime for lift pin replacement.

Laser direct writing forms a planar mirror surface at a prescribed angle within positive photoresist material, relaxing fabrication tolerance requirements.

Air gap mediates heat transfer between heater and phase change material, resolving switching accuracy versus manufacturing complexity trade-off.

A lateral superjunction MOSFET device incorporates termination pillars and RESURF implants to manage high electrical fields at the drain terminal.

Selective spacer removal in a trench gate structure creates self-aligned contacts, reducing process complexity and enhancing integration density.

A block copolymer layer undergoes phase separation to form distinct patterns on a self-assembly induction layer.

Annealing SOI wafers in argon or hydrogen below 10 ppm oxygen prevents oxidation, eliminating haze patterns and residual damage from conventional processing.

Sequential wet etching forms gate oxide layers with different thicknesses, preventing roughness and substrate damage during manufacturing.

An intrinsic semiconductor layer acts as a mediator to suppress p-n junction leakage current while preserving carrier mobility in scaled FinFET devices.

A transistor design uses a carbon-rich semiconductor region to increase breakdown voltage while maintaining channel mobility.

A method for forming SiGe layers in recesses by controlling growth selectivity through variable halogen gas content.

High-viscosity support material fills semiconductor via voids and solidifies to create a flat mounting surface for carrier attachment.

Segmented plasma cycles deposit protective polymers to prevent photoresist loss and critical dimension distortion during pattern transfer.

Annealing a low-density aluminum layer at 560 to 650 degrees Celsius reduces contact resistance while preserving electrode flatness and reflectivity.

Liquid resin cures into a protective member that fills front-side unevenness, enabling flat back-side grinding without complex peeling operations.

Segmented stripe gates expand gate width while maintaining low resistance, bypassing lithography limits to reduce on-resistance.

Dual-concentration ring regions in the terminal structure minimize electric field overconcentration, maintaining breakdown voltage while reducing chip area.

Direct metal spacer formation creates air gaps between wiring, eliminating double patterning steps and reducing manufacturing costs.

Chemical vapor mixture condenses on nanoscale trenches to enable uniform etching, doubling throughput while reducing chemical consumption.

Selective regrowth forms GaN plugs to lower ohmic contact resistance, enabling higher current flow and improved reliability in power amplifiers.

A single photomask patterns hybrid photoresist layers to form distinct semiconductor structures.

A segmented gate insulating film structure with optimized permittivity and thickness ratios maintains electric current consistency in power semiconductor devices.

A bi-layer self-aligned contact structure with a T-shaped helmet reduces contact resistance in advanced semiconductor devices.

Merged gas lines reduce device complexity while maintaining pressure control versatility in substrate treatment apparatuses.

Recesses and protrusions on a wafer susceptor modify gas flow dynamics, reducing edge defects and improving epitaxial layer uniformity.

An etching solution combines hydrofluoric acid, ammonium fluoride, and a high-boiling salt to maintain consistent chemical composition.

Selective chemical etching of the nitrogen polar face separates epitaxial layers from bulk aluminum nitride, enabling high-bandgap device fabrication.

A reflection member in the substrate holding gap redirects transmitted light back onto the wafer, resolving exposure non-uniformity caused by base reflections.

A rare earth-rare earth metal alloy incorporated mid-gap metal nitride layer adjusts the work function of a high-k gate dielectric.

Phosphoric acid and hydrogen peroxide etchants reduce surface roughness on the exposed N-face of a gallium nitride layer.

Selective epitaxial deposition and etching form low-resistance source-drain regions while avoiding high-temperature cyclical processes.

Selective photo-enhanced wet oxidation transforms III-nitride layers into oxide stripes and nanowires, removing SiO2 masks to eliminate impurity migration.

Epitaxially grown strained semiconductor layers enhance charge carrier mobility in PMOS and NMOS transistors while reducing process complexity.

A dry etch process using hydrofluoric acid vapor selectively removes doped silicate glass layers at high speed.

Segments trench formation into wet and dry steps to resolve the trade-off between etching speed and profile precision.

A semiconductor switch device incorporates isolation regions between electrical contacts on source and drain areas to facilitate current spreading.

Purgeable supporting module with porous material and vertical ribs supports wafers in FOUPs, reducing particle generation through gas flow fields.

Annealing diffuses nitrogen vacancies into defect regions, enabling acceptor activation in the p-type region.

Oriented atomic steps enable thermal annealing to reduce surface roughness and improve device performance.

A wafer bonding apparatus uses target image sensors to capture patterns on a fixed intermediary plate for precise stage alignment.

A substrate processing method separates sticking portions between convex portions using an etching gas and thermal treatment.

Mandrel-guided doping creates precise edge termination shapes without fine lithography, improving electric field control and blocking capability.

Segmented etching with intermediate masking reduces trench depth variation and eliminates black silicon formation.

A split-gate lateral extended drain MOS transistor uses a second gate to generate an accumulation layer in the drain drift region.

A pulsed laser beam creates an amorphous filament inside a wafer substrate for subsequent chemical removal.