Semiconductor Devices TRIZ Cases

A planarized dielectric surface enables direct bonding of a wavelength conversion member, improving bond strength, light extraction, and device stability.

Applying DC bias during wafer annealing strengthens ferroelectric dielectric behavior and reduces wake-up cycling in semiconductor fabrication.

Metal interstitial doping in a dielectric layer lowers coercive field and improves ferroelectric memory reliability at high density.

Dummy trenches and gates spread electric fields at well and trench bottoms, delaying avalanche breakdown and raising voltage resistance.

A photonic crystal layer and moth-eye nano pattern narrow LED emission angle, boosting light extraction without larger headlamp lenses.

A stacked buried gate with thicker upper dielectric lowers GIDL and word-line interference while preserving subthreshold swing control.

UV-ozone oxide tuning enables simultaneous phosphorus and boron activation while limiting phosphorus diffusion in silicon photovoltaic cells.

A protruding gate portion placed between adjacent charge storage layers boosts on-current and erasing capability in memory structures.

Through lead-frame fixing spaces lock the molding unit in place, preventing reflow separation and moisture exposure of LED chips and wires.

A stepped Al-composition quantum well and electron blocking layer improve ultraviolet emission efficiency by reducing electron overflow.

V-groove side termination, thermal oxidation, and wafer-level bonding help stacked DSRD diodes reach higher breakdown voltage and yield.

Lattice-matched superlattice barrier and contact layers cut contact absorption while improving minority carrier transport in MWIR and LWIR detectors.

A mixed gate and dummy trench layout improves turn-on di/dt control, suppresses oscillation, and limits conduction loss in trench-gate IGBTs.

A layered gate electrode combines a diffusion-blocking barrier layer with a low-resistance main portion to curb skin effect and improve FET high-frequency operation.

Multiple etch-stop layers form segmented field plates that smooth drift-region electric fields and avoid STI-related on-resistance penalties.

A ring-shaped well and segmented doping layout raise breakdown voltage while suppressing substrate leakage in high-voltage BCD chips.

A segmented gate-insulator and field-plate structure boosts collapse voltage by improving field-plate-to-substrate insulation without process incompatibility.

Controlling trench gate corner angles to 60° or less suppresses gate-drain charge variation, stabilizing on-resistance and switching loss.

A reflective optical film redirects lift-off light to protect thin PI substrate circuits while maintaining efficient laser separation.

A lower-work-function helping gate releases trapped electrons in HEMTs, cutting ON resistance and threshold voltage variation.

Auxiliary opening layouts widen contact area and balance electric fields to limit wiring corrosion, shorts, and micro-LED assembly defects.

A buried trench gate with a lower gate runner cuts cell pitch and eases gate formation, improving current density and electrical characteristics.

A graded AlInSb dislocation filter layer bends dislocations laterally to cut line defects, raise resistance, and improve infrared detector SNR.

Butting regions and a planar gate suppress divot-region channels in STI, stabilizing transistor static characteristics and withstand voltage.

A p-type III-N layer and thick cap suppress parasitic leakage while boosting 2DEG density and breakdown voltage in N-polar HEMTs.

Selective disordering and band-gap tuning define μLED emitters without dry-etch defects, improving carrier confinement and brightness.

Offset front and back electrode starting points to balance welding stress, prevent hidden cracks, and improve solar cell assembly reliability.

Mesa notches bring the gate tab closer to the active region, cutting gate resistance, inductance, and capacitance in high-frequency FETs.

A stepped trench gate with dual insulating films cuts gate-field-plate capacitance while improving dielectric breakdown immunity and switching speed.

An added semiconductor barrier layer evens current injection in thin lateral-electrode LEDs, improving light output consistency.

A shaped accumulation-region doping profile with gradient and kink portions cuts IGBT turn-on loss while improving on-voltage and turn-off loss tradeoffs.

Stacked semiconductor and non-semiconductor monolayers form an asymmetric channel that raises carrier mobility while blocking dopant diffusion and scattering.

Segmented control and dummy trenches cut gate charge and switching losses while preserving dV/dt controllability in power transistors.

A polysilicon-filled deep drain replaces diffusion-based doping to shrink LDMOS area while preserving conductivity and high-voltage capability.

An integrated diode-thyristor structure raises ESD withstand by handling forward and reverse overcurrents in a semiconductor layout.

A barrier region shields extraction contacts to improve gate oxide degradation robustness while limiting on-state static loss.

A stress buffer layer lets thick copper HDR wiring be patterned in one step on glass, preventing fragmentation while cutting cost and cycle time.

A reflective resin layout keeps adhesive out of the main light path, improving luminous flux and color distribution in LED packages.

A butted body ties the SOI transistor body to an active region, suppressing floating body effects and improving subthreshold swing.

Variable semiconductor thickness creates multiple depletion regions and resistance states, raising ferroelectric memory areal density.

Segmented infrared cells with surrounding wiring improve carrier injection while raising light emission or detection efficiency per unit area.

A polysilicon-metal trench gate cuts gate resistance while preserving threshold voltage, breakdown voltage, and switching speed.

A conductive protective layer keeps amorphous silicon at the same potential during fluorine doping, preventing static charge and threshold shifts.

Embedding the HV gate dielectric into the LV interlayer dielectric equalizes region height and avoids loading effects on one chip.

A high-k insulated field electrode shields the gate dielectric from high electric fields while enabling tighter cell pitch and lower on-resistance.

Alternating contact regions and tuned dopant distribution in a trench diode cut forward voltage and reverse recovery loss.

Higher-bonding-energy oxide insertion layers and doped source/drain regions boost vertical transistor on-current while improving reliability.

Tapered and stepped absorption facets increase cap-to-doped-layer separation, limiting junction breakdown and dark current spikes.

An oxygen-containing ultra-thin contact layer cuts semiconductor interface resistance and suppresses interfacial compounds for better stability.

A coplanar p-type III-V layer grown in a gate trench cuts resistance, supports positive threshold voltage, and avoids etching damage.