Semiconductor Devices TRIZ Cases

Different gate spacer layouts for p-type and n-type HV FETs cut electron trapping and leakage while preserving silicide formation.

A channel layer filling source-layer depressions increases contact area and conductivity reliability while shrinking transistor footprint.

A secondary gate biases a differently doped well to switch drift resistance, preserving breakdown voltage while improving drain current and linearity.

A polysilicon field plate on thermally grown oxide cuts parasitic capacitance while improving HV-ESD turn-on and leakage stability.

Hybrid metal reflector layers with different deposition morphologies boost LED light extraction while reducing edge damage artifacts.

An embedded epitaxial layer in the drain LDD suppresses GIDL, enabling shorter gate length and smaller medium-voltage transistor area.

Local gate-line contact through insulation shrinks same-polarity emitter area, cutting parasitic absorption and recombination in back-contact solar cells.

A flush trench dielectric and extended gate layer remove sharp STI corners, reducing carrier trapping, surge currents, and HV instability.

A stepped shield and split-gate trench layout cuts gate-to-shield capacitance, avoids floating gate regions, and lowers specific on-resistance.

Varying mesa and trench widths shift UIS avalanche to stripe ends, reducing hotspots, gate debiasing, and thermal runaway risk.

An asymmetric top contact doubles as a landing pad in DRAM, improving alignment tolerance and connection stability while simplifying fabrication.

Tenon-mortise dielectric end portions protect GAA gate spacers from over-etching during scaling, helping preserve transistor performance.

A recessed AlGaN barrier, doped region, and embedded gate layout boost HEMT drive current while suppressing leakage.

A recessed and tee-shaped drift layer boosts MOSFET current density in smaller dies while balancing conductivity and breakdown voltage.

A dual-spacer gate dielectric layout creates inclined sidewalls that keep doped regions farther from the gate, reducing GIDL in MV transistors.

Segmented light absorption regions tuned to wavelength boost thin-film detector absorption and current without thicker layers.

A shell-defined isolation gate enlarges the opening under a hard mask to improve GAA gate control and cut leakage and short-channel effects.

Lattice-plane-selective trench etching keeps source-body contact spacing consistent, reducing cell performance variation and alignment burden.

A spacer-defined gate trench shortens channel length without costly lithography, while reducing gate leakage and preserving high-frequency performance.

A body ring under the gate-source ESD diode disperses electric fields to raise breakdown voltage while limiting leakage in vertical power MOSFETs.

A two-stage Schottky barrier overlaps barrier coverage to block gate metal penetration, cut gate leakage, and extend semiconductor lifetime.

A localized high-doping termination and field plate layout raises FPMOS avalanche resistance while suppressing parasitic bipolar action.

Lower-doped termination and RESURF layers spread depletion more uniformly, raising breakdown voltage while avoiding dielectric breakdown.

Segmented semiconductor layers and contact placement cut on-resistance while suppressing off-state leakage and reverse recovery charge.

A Ti, La, or V gate metal layer absorbs and diffuses hydrogen to suppress threshold voltage fluctuation in semiconductor devices.

A split source electrode with a wider, deeper second contact portion improves hole discharge and suppresses parasitic NPN activation.

A WCN/TiN ternary p-type work-function layer blocks aluminum diffusion, stabilizing PMOSFET threshold voltage as devices scale.

A surrounding light-emitting structure evens electrode height differences and reduces AlGaInP micro-LED dice cracking during laser lift-off.

Asymmetric outer trench contours reduce peak electric fields at cell edges, raising corner breakdown voltage in power transistors.

A tensile strained metal contact lowers barrier tunneling resistance in cryogenic HEMTs, cutting parasitic noise and bias power.

Using vertical transistors linked to cup-shaped capacitors, this case raises memory density while easing planar scaling limits and leakage.

A transparent conductive oxide passivation layer replaces doped polysilicon in TOPCon cells to cut parasitic absorption and recombination.

Alternating thick and thin gate insulating layers lower LDMOS specific on-resistance while maintaining breakdown voltage.

A thin gate field plate below the gate edge eases electric-field crowding while shortening current paths and simplifying field-plate etching.

Corrugated isolation trench sidewalls in IBC solar cells improve light trapping and conversion efficiency with lower precision demands.

A gate-controlled Schottky and ohmic junction layout lowers contact resistance and on-resistance while preserving semiconductor switching.

A split gate with a protruding section spreads the electric field in LDMOS devices, cutting impact ionization, leakage, and breakdown risk.

Alternating SiC drift-region pillars improve charge balance and blocking voltage while lowering on-state resistance and conduction losses.

A p-type termination layer and Schottky trench contact suppress leakage current while raising breakdown voltage in a vertical MOSFET.

Soft-hard multilayers use exchange coupling to lower coercive voltage while maintaining thickness and controlling leakage current.

A semiconductor superlattice and graded carbon-doped GaN block Mg diffusion, suppress current collapse, and lower CAVET thermal budget.

Stacked monochromatic epitaxial layers enable direct full-color micro LED display while avoiding mass transfer and extra color conversion structures.

On-die GaN and CMOS integration uses co-planar layers and trench isolation to shrink power and RF circuits while improving energy efficiency.

A hydrogen-capture blocking layer limits diffusion from encapsulation, reducing transistor degradation, resistance increase, and brightness deviation.

Laser removal of the imaging-area second electrode creates light-transmitting windows, boosting under-display camera transmittance with fewer masks.

Trench sidewall epitaxy increases channel density and enables normally-off III-nitride transistors with lower resistance and higher reliability.

An AlGaInP window layer replaces GaAs to preserve ohmic contact while reducing light absorption, electrode shadowing, and current crowding.

Segmented edge busbars and graded doped regions cut soldering cracks, series resistance, and carrier recombination in IBC solar cells.

Inwardly angled trench shielding cuts gate oxide electric field stress while preserving on-state resistance and tighter cell pitch.

Self-aligned via-shaped cut gate structures remove dielectric from critical regions to lower parasitic capacitance and preserve structural integrity.