Semiconductor Devices TRIZ Cases

Separate biasing of inner and outer gates in a vertical GAA FET stabilizes IGZO threshold voltage despite annealing variation.

Varying tunnel-layer and doped-layer thickness by region cuts lateral resistance and carrier recombination while preserving solar cell efficiency.

Native edge layers are replaced with lower-SRV passivation to cut recombination losses and improve shingle photovoltaic sub-cell efficiency.

Bias-driven electropolishing of a sacrificial semiconductor layer removes the original substrate and exposes active layers with precise detachment control.

A capacitively coupled plate modulates charges through an insulating layer to improve light generation or carrier collection without resistive voltage drop.

An amorphous buffer layer eases lattice mismatch between fin active regions and compound source/drain regions to limit cracks and raise transistor speed.

Segmented supporter patterns stabilize scaled lower electrodes during fabrication, preventing leaning while preserving capacitor integration density.

A single dielectric-filled termination trench deeper than 10 microns stabilizes transistor breakdown voltage and cuts mask and process steps.

Dielectric-lined trench corners in a III-V HEMT block gate leakage and reduce stress, helping prevent cracks while stabilizing on-resistance.

A stress buffer layer between dielectric films cuts DBR stress in LED chips, preventing peeling and breakage while preserving reflectivity.

A high-k potential control film shifts the electron path into the bulk, suppressing hot carrier injection and limiting LDMOSFET on-resistance rise.

Thermal-expansion-mismatched peripheral layers create tensile and compressive stress zones that cut surface dark current in germanium NIR photodiodes.

A segmented electrode and insulating layout suppresses electric field concentration, improves alignment, and stabilizes semiconductor characteristics.

An enhanced conductive portion links electrodes to the doped layer, improving carrier transport and lowering serial resistance without harming passivation.

Twist-angle and electric-field tuning in stacked 2D monolayers enables quantum light emission from 477 to 620 nm, reaching blue-green wavelengths.

A thin AlN nucleation layer and graded AlGaN buffer suppress electron injection, reducing drain current variation in high-frequency GaN transistors.

A 2D material channel on GaN improves electron transport in HEMTs while preserving gate control through an AlGaN covering layer.

A flexible substrate and embedded redistribution layer replace rigid PCBs to keep micro-LED packaging under 200 μm while preserving electrical connections.

A dielectric-wrapped gate inside the trench cuts spacing between trenches and source contacts, lowering resistance and shrinking device area.

A segmented bonding layout creates a gap above the base body to relieve stress on the light-transmitting member while keeping bonding stable.

A two-layer passivation contact structure limits parasitic absorption in metal regions while maintaining carrier collection and penetration resistance.

A stepped substrate separates smooth and raised regions to preserve passivation while expanding tunneling channels and carrier collection.

A dual alumina and aluminum nitride passivation layout cuts HEMT leakage currents while raising avalanche voltage and surface protection.

A stepped doped-layer layout and passivation contact structure cut recombination and parasitic absorption to improve solar cell conversion efficiency.

A T-shaped photosensitive structure boosts light absorption and responsivity without widening the intrinsic base in SOI lateral phototransistors.

Partitioned N+ regions and an added gate-side N+ path block shunt current, improving SCR noise immunity and preventing mis-triggering.

A dual passivation contact layout blocks metal electrode penetration while reducing parasitic absorption and improving carrier transport in solar cells.

An arc-edge via hole helps separate adjacent OLED pixels, reducing color mixing while preserving yield, pixel count, and light output.

A conductive bottom layer with lower mixed-acid etching rate preserves electrode contact and partition shape in OLED manufacturing.

Discrete guard rings with wider surface portions spread edge electric fields, reducing leakage current and raising breakdown voltage.

A sacrificial-layer process forms reflective sidewalls around conversion material to cut side emissions, improve light coupling, and reduce optical crosstalk.

Filling via holes in the organic layer spreads bonding pressure, protects the display substrate, and keeps later film layers flatter.

Impurity-graded collector and buffer layers tune the ON-voltage and switching-loss trade-off in IGBTs without complex carrier lifetime control.

An SOI vertical bipolar layout places the collector in a buried insulator cavity to cut capacitance and collector resistance for faster RF operation.

A graded compensation region in a super junction column balances charge and spreads electric fields to suppress breakdown voltage fluctuation.

Quaternary AlInP waveguide and cladding layers enable flip-chip infrared LEDs with stronger bonding, better heat dissipation, and higher output.

Vertical silicon stacking and trench termination enlarge the p-n junction, boosting rectifier power density without increasing chip size.

Aligning the metal gate with the channel sidewall cuts cell height while dielectric isolation preserves electrical separation between adjacent fins.

A raised protective electrode keeps blue film off the pad area, reducing contamination and improving wire bonding reliability in vertical LEDs.

Tack soldering followed by back-side heating and compression bonds solar cell wires without gaps, improving electrical and mechanical connection reliability.

Wider edge stack portions beside gate line slits help 3D memory blocks resist tilting during high-aspect-ratio fabrication.

A self-aligned T-gate GaN HEMT uses secondary epitaxy to remove access regions, cutting series resistance and improving RF linearity.

Combining superlattice and bulk InGaN strain layers reduces pit formation and improves LED active-region light emission.

A stacked horizontal-gate and vertical-channel layout cuts transistor footprint and parasitic capacitance while improving device control.

An asymmetric segmented recess insulator in LDMOS improves high-voltage behavior by shaping the current path and reducing hot carrier injection.

A seed-assisted monocrystalline extrinsic base cuts base resistance and boosts hole mobility for higher transistor frequency response.

A localized enhanced conductive portion improves electrode-to-doped-layer contact, reducing serial resistance while preserving passivation.

Varying trench dielectric thickness between termination and active regions improves electric field distribution, raising breakdown voltage while lowering on-resistance.

An AlN buffer enables a GaN layer of 10 μm or less to keep high crystallinity and flatness while reducing substrate warping.

Molded package portions absorb stray light to prevent ghosting, eliminating additional coatings that complicate manufacturing.

Epitaxial growth creates an abrupt junction at the bottom source/drain extension region, reducing thermal budget requirements for vertical transistors.

Dual threshold voltage regions in a trench-gate MOSFET restrict thermal runaway and widen the safe operating area.

A GaN hetero-junction drift region uses spatially differentiated fixed charge densities to generate a two-dimensional electron gas channel.

A 3D semiconductor memory device uses a low-k diffusion stop layer between gate electrodes and charge storage layers to improve electrical reliability.

Matrix electrodes boost extraction and lower voltage across the device.

A light-emitting device uses a recess structure to enhance light scattering from wavelength conversion particles.

Pulsed dopant flow and cyclic growth pressure during AlGaN deposition improve crystallinity, enabling easy substrate removal and enhanced heat dissipation.

An InAs/InAsSb superlattice detector with an AlAsSb barrier reduces dark noise by blocking majority carrier electrons while allowing minority hole transport.

Lateral GaN JFET with vertical drift region overcomes tradeoff between off-state voltage support and on-state current passage.

Multi-epitaxial segmentation controls SiC JFET gate spacing to reduce junction current and lower resistance.

Trench isolation defines self-aligned terminals in bipolar junction transistors, resolving alignment precision versus fabrication complexity.

A method applies stacked wavelength-converting layers on an auxiliary carrier and separates the stack into individual elements with laterally arranged regions.

A SiC super junction structure uses a compensation structure with varying resistance sub-structures to optimize charge balance and switching performance.

Textured substrate directs extracted light via refractive index contrast, resolving poor collimation in wavelength converted devices.

A semiconductor light emitting device package uses a glass and phosphor mixture sintered into an integrated wavelength conversion part.

Embedding quantum dots in blue LED lenses generates red and green light, replacing yellow phosphors to boost color gamut without sacrificing energy efficiency.

Short-chain adhesive layers increase optical power transmission by matching refractive indices to reduce photon leakage from total internal reflection.

Transparent dielectric pattern and cave structure deflect emitted light away from metal electrodes to enhance external extraction efficiency.

Circular electrodes distribute current uniformly across LED chips, reducing heat concentration and maintaining luminous intensity.

Aluminum-free Group III-nitride barrier and channel layers enable high electron mobility transistors with enhanced carrier concentration.

A semiconductor device structure uses a tapered cobalt silicide shape to minimize contact resistance.

An embedded electrode in a silicon carbide trench diode reduces reverse leakage current while maintaining low forward voltage.

Graded bandgap interface layers reduce compressive stress and minimize electron leakage to enhance internal quantum efficiency.

Segmented encapsulating layers provide mechanical robustness and optical density to resolve reliability trade-offs.

Segmented leads with projecting portions create distinct resin regions that strengthen the package structure without increasing overall thickness.

Surface activated bonding distributes rare gas elements away from emission surfaces to minimize light loss and enhance luminous intensity.

Segmented AlGaN barriers with hard mask recesses resolve fabrication stress degradation while maintaining precise layer control.

Epitaxially grown vertical channels enable 360-degree gate access for higher circuit density.

Non-vertical asymmetric trench sidewalls suppress threading dislocation propagation, eliminating buffer layer requirements and reducing procedural complexity.

Trench protrusions increase channel density to boost forward current density while maintaining high breakdown voltage.

Segmenting active and inactive mesas eliminates collector-induced barrier lowering while maintaining high short-circuit resistance.

A FinFET device uses a shallow trench isolation structure between source and drain doped layers to widen the drift region distance.

Segmented drift regions with local quality doping resolve the breakdown voltage versus on-resistance trade-off in power semiconductor applications.

Corner recesses anchor metal pillars to prevent chip rotation during heating, eliminating pressing steps and boosting throughput.

A semiconductor light emitting device uses a silver electrode with an insulating film to enhance light extraction efficiency.

An intermediate barrier layer prevents gold-aluminum interdiffusion and corrosion, maintaining reflectance while simplifying manufacturing.

A phonon donating material structurally connects to an indirect bandgap semiconductor to facilitate photon absorption and emission.

Adjustable tilt angles in the deposition apparatus improve step coverage on stepped mesa regions, enabling super-thin pixel formation.

A semiconductor device uses a deep p-type layer in the termination region to redirect secondary breakdown current.

Segmented GaN layers grown on inexpensive substrates reduce fabrication costs while maintaining high breakdown electric field reliability.

Graded aluminum concentration in the second III-V layer reduces dynamic on-resistance and device burnout rate.

A semiconductor device uses a wurtzite crystal member between electrodes to facilitate carrier generation and reduce electrical resistance.

A primer layer with nanoscale metal oxide diffracts blue light waves penetrating the conversion layer.

Chemical bonding between the ligand and semiconductor seed crystals reduces interface losses from crystal face mismatch.

Metal plugs in a super junction power MOSFET recover electron-hole pairs, preventing gate insulation damage while maintaining low ON resistance.

Exponentially shaped gate dielectric defect levels shift inversion carrier injection toward the bandgap center.

Creating a vacuum gap between the gate and dielectric layers reduces parasitic capacitance, enhancing transistor performance in scaled FinFET devices.

A power semiconductor device uses two series-connected MOSFET units with separate gate structures to enhance operating voltage and reliability.