Semiconductor Devices TRIZ Cases

A lift-off layer and photoresist replace fine metal masks to avoid shadow defects and improve opposite-electrode coverage in OLED fabrication.

A thin isolation layer blocks water and oxygen from the pixel definition layer, preventing pixel shrinkage, darkening, and color shift.

Optical patterns, scatterers, and integrated light-blocking walls boost micro-LED light efficiency while suppressing color mixing.

A thick dielectric and staged etching remove residual metal between close transistors, cutting on-resistance and power use.

Uniform 2D material layers in source, drain, or channel regions help planar transistors scale down while preserving gate control and carrier mobility.

A p-doped GaN gate controls channel conductance through capacitive coupling, eliminating metallization leakage and supporting shorter gate lengths.

Dummy vertical structures between separation structures support denser 3D memory cells while improving cell integration and reliability.

Segmenting the cell into center and edge regions limits LPCVD silicon glass over-etching, cutting defects, leakage, and recombination.

A controlled non-flat bonding interface boosts LED bonding strength while preserving mirror flatness, light extraction, and process yield.

A rough or ion-doped epitaxial interface suppresses 2DEG in GaN PMOS, improving current characteristics and supporting enhanced-mode operation.

A segmented, width-varied gate over a gate semiconductor layer stabilizes threshold voltage and improves normally off HEMT reliability.

Using gate electrodes as masks forms dielectric and ferroelectric films together, cutting misalignment risk and shrinking ferroelectric memory cells.

An ultra-thin Cd alloy absorber balances visible-light transmissivity with power conversion by tuning layer thickness to 700 nm or less.

A rear tunneling-layer contact with alternating doping cuts carrier recombination, frees the front surface for light capture, and raises voltage.

Electrodes wrap the top and sidewalls of passivation contacts to boost carrier collection, cut parasitic absorption, and limit recombination.

Segmented drift regions and tailored dopant profiles raise FinFET current density in smaller die sizes without relying on conventional layer layouts.

Air cavities beneath the base connection cut base-collector capacitance, reducing delay times and improving HBT frequency response.

A lowered edge region and passivation layer protect silicon glass removal, cutting edge defects, recombination, and leakage in solar cells.

A thin inorganic auxiliary layer between encapsulation films reduces oblique-angle reddish tint while preserving impurity protection and ruggedness.

A multilayer oxide stack boosts on-state current while preserving low off-state current through oxygen supply, impurity blocking, and crystallinity control.

Integrated termination ballast resistance suppresses avalanche hotspots in trench field plate MOSFETs while improving breakdown and UIS capability.

MILC-crystallized vertical channel structures improve 3D memory storage capacity and reliability while easing precision limits in stacked gate fabrication.

Stretching tape to reset singulated element spacing enables simultaneous transfer and hybrid bonding, cutting microassembly time and cost.

A floating ohmic contact recombines injected holes in a lateral III/V HEMT, limiting diffusion, lowering dynamic resistance, and reducing breakdown risk.

A P-N-P-N-P well structure diverts ESD current from thin gate oxides, lowering trigger voltage and avoiding snapback and latch-up.

A hydrogen diffusion barrier in the upper electrode protects metal and dielectric layers, preserving electrical characteristics at higher integration density.

Varying dielectric thickness in high-aspect-ratio trenches enables void-free gate electrode filling and more stable electrical properties.

Shifted trench gate segments and a recessed field plate cut gate-drain capacitance and switching losses while balancing on-resistance.

Segmented surface electrodes and a finger wiring extension balance current distribution while reducing gate signal delay and improving short-circuit tolerance.

A two-step laser lift-off sequence separates the substrate in stages, reducing semiconductor layer cracks and improving LED production yield.

Selective plug doping and trench contact placement cut forward voltage while suppressing reverse recovery loss in an RC-IGBT.

A concentric high-voltage BJT structure captures leakage currents by distance, helping model substrate interaction and limit breakdown-related leakage.

Electron beam lithography narrows source-drain doping gaps in AlGaN/GaN HEMTs, cutting on-resistance and supporting higher cutoff frequency.

A threshold-voltage regulating layer in the GAA gate stack raises transistor threshold voltage, improving DRAM scaling and electrical properties.

A tapered passivation cover widens toward the substrate to cut thermal-stress cracking and moisture-driven electrode corrosion in THB tests.

A CFP with poly straps on a ROX layer raises breakdown voltage, lowers on-resistance, and avoids over-etching in LDMOS fabrication.

Split buried gate electrodes with trap passivation and tuned work functions cut GIDL while improving threshold control and retention.

A groove-and-recessed-trench contact structure lets heavily doped GaN increase sidewall contact area and lower ohmic resistance in HEMTs.

Varying-length anode fingers distribute the electric field across multi-channel heterojunction layers to prevent peaks and raise breakdown voltage.

A MOS inversion channel in a semiconductor diode cuts turn-on voltage while raising current density for faster power switching.

A 3D Dirac energy filter blocks hot carriers in a nanosheet transistor, cutting rethermalization current and subthreshold slope for lower-power switching.

Poly field plates and split gates on a ROX layer stabilize BVdss and reduce hot carrier injection and leakage in LDMOS fabrication.

Using two photoengraving steps, this electrode process forms and then electrically opens a bridge to simplify display fabrication and cut cost.

A thermostatted open cavity keeps thermoplastic fluid during embedded optics filling, avoiding connector stress and rough finishes.

A drain-overlapping field plate and unsilicided drift region suppress snap-back breakdown and widen LDMOS safe operating area.

Alternating GaN/AlInGaN barrier and well layers reduce active-layer band distortion, curb electron leakage, and improve LED efficiency.

An irregular reflective electrode and barrier layer improve AlGaN Ohmic contact while reducing UV absorption to raise deep-UV light efficiency.

A crescent-shaped buffer layer beside the gate keeps the epitaxial surface planar and reduces stress variation to preserve carrier mobility.

A stepped trench electrode reshapes the drain electric field in a HEMT to raise breakdown voltage and slow on-resistance deterioration.

A SiC-silicon hybrid trench structure boosts carrier mobility and lowers resistance while preserving high-temperature, high-current operation.