Semiconductor/Solid-State Device Manufacturing TRIZ Cases

Radical-rich plasma nitridation lowers effective work functions and flat band voltage, reducing leakage currents in CMOS FETs.

Two separate patterning processes define trench width and length independently, reducing end-to-end spacing and improving critical dimension uniformity.

A silicon carbide trench device uses a shallow base region to migrate avalanche holes away from the gate oxide film.

Shared conveyance paths eliminate robots, reducing complexity while maintaining high throughput for EUV lithography.

Atomic layer deposition deposits noble metal thin films selectively on high-k materials using alternating precursor pulses.

Applied voltage during high-temperature processing removes trapped charges from the gate insulating layer to stabilize threshold voltage fluctuations.

A tungsten liner in the gate stack reduces interface resistance while maintaining low sheet resistance for nonvolatile memory circuits.

A semiconductor shutter with independent movable parts directs UV light to adjust stress on silicon nitride films.

A heterojunction bipolar transistor structure uses a sidewall-defined conductive strap to link intrinsic and extrinsic base regions.

An optimized SiC substrate off angle of 0.1 to 0.5 degrees combined with an intermediate AlGaN layer reduces surface pits and boosts electron mobility.

Radial support arms with apertures enable lift pin single-point contact, reducing friction and pin binding during substrate handling.

Plating deposits an even metal film on the uneven annular protruding portion to prevent dicing tape detachment and chipping.

Planar microfabricated beam shapers eliminate bulky alignment requirements while delivering uniform light distribution.

Shifting mask pattern data during scanning reduces line waviness and improves manufacturing precision.

Selective etching creates recessed gate electrode profiles to prevent short circuiting and residue formation between adjacent stacks.

High-carbon dielectric layers enable precise pattern transfer during etching, reducing the optical proximity effect that distorts closely located features.

Segmented movable supports stabilize substrates during cleaning, resolving non-uniformity and watermark defects.

OPC techniques generate a third polygon to combine design features, resolving tip-to-tip printability pullback effects in EUV lithography.

A sol gel coated support ring blocks radiation noise to improve temperature measurement accuracy in thermal processing chambers.

A heated platen uses resistive heating elements within electrical contacts to maintain uniform surface temperature.

Silicon-containing block copolymer forms directed self-assembling films with regular array structures, reducing defects in fine pitch microfabrication.

Single drive device moves upper and lower working surfaces within a semiconductor processing micro chamber, eliminating complex dual-actuator structures.

Alternating friction body motion prevents chemical drying and reduces particle generation on substrates.

A dual epitaxial growth process deposits conformal n-type and p-type regions on fin structures using selective chemical vapor deposition.

Selective catalyst deactivation prevents void formation in retrograde recessed features during low-temperature deposition.

Silicon nitride interlayers within the GaN layer reduce threading dislocations and prevent cracking caused by lattice mismatch.

Alternating source and reactive gas cycles with vacuum purging resolve thickness non-uniformity across large substrate areas.

A handling block with an opening supports a thin pellicle film for EUV lithography.

Automated nozzle detection suspends cleaning operations upon blockage, preventing defective display panel production.

Segmented protective layers enable controlled multi-step etching to prevent over-etching of adjacent structures.

Piping heating unit raises pipe wall temperature before initial etching to maintain stable liquid conditions.

Differentiated gate dielectric thickness reduces parasitic JFET resistance without increasing device dimensions or compromising dynamic performance.

A deposited plate oxide layer shields the LOCOS bulk oxide from etch steps, maintaining isolation voltage without adding processing cost.

Surface catalysis in solution deposits monolayers with high uniformity, avoiding complex ultra-high vacuum techniques.

Segmented deep wells with tailored dopant levels optimize electric field distribution to achieve 700 V breakdown voltage without costly epitaxial layers.

A chemically amplified photoresist composition forms thick resist patterns with high sensitivity and resolution.

Etch-resistant spacers guide semiconductor pattern growth on trench sidewalls, reducing junction leakage and improving device reliability.

Alternating deposition rates and power during plasma CVD improves interface crystallinity, boosting on-current while reducing off-current in display devices.

Epitaxial doping profiles shape the electric field in avalanche photodiodes, suppressing hole triggering and self-sustaining impact ionization.

Solvent replacement stabilizes a polysiloxane coating to fill fine resist pattern gaps without dissolving the structure, preventing collapse during development.

Sequential deposition and etching of alternating spacers enable precise space control while maintaining variable line width flexibility.

A trenched power MOSFET uses a polysilicon structure in the body trench to enhance breakdown voltage.

Applying HMDS reduces substrate friction, preventing table damage and critical dimension variation.

Vertical shutter plates separate the storage space from external dust while positive pressure prevents atmosphere infiltration during wafer conveyance.

Vertical nanostructures create optical resonance and scattering to boost conversion efficiency without increasing device thickness.

Novel styrenic polymers with controlled polydispersity form dense grafted pinning layers to guide block copolymer self-assembly.

Hardened silicone pads with protrusion fixation reduce dust and wear, lowering maintenance costs.

Sequential non-plasma and plasma nitridation processes eliminate surface pile-up and improve reliability in thick gate dielectrics.