Semiconductor Devices TRIZ Cases

Vertical sidewalls on a conformal layer around source/drain regions deliver uniform strain and mobility while reducing device-to-device variation.

A semiconductor light emitting element incorporates a softer gold buffer layer between the bonding and LED layers to absorb mechanical stress.

A conductive barrier portion under the Schottky electrode edge increases local resistance to suppress off-state leakage current.

Recess depth between 80% and 120% of LED height combined with a reflective wall controls side emission to maintain MacAdam ellipse level 3 color quality.

A control gate electrode positioned between the memory gate and drain region prevents bias during read operations.

Extending an n-type layer into the active-terminal boundary reduces electric field concentration, preventing avalanche breakdowns while maintaining RFC effects.

Epitaxial growth of a nitrogen-containing passivation layer on GaN LED sidewalls repairs defects to reduce non-radiative recombination and electrical leakage.

Local quality design with P-type layer and insulating regions balances charge distribution, reducing ON-resistance without increasing device area.

An interfacial layer shifts the charge trapping band away from minority carrier levels, preventing polarization loss and ensuring high endurance.

Orienting GaN substrates to align strong and weak dipole planes, eliminating internal polarization fields that reduce radiative recombination efficiency.

Graded impurity density in the diffusion layer compensates for external charge adhesion, maintaining withstand voltage stability.

A lateral diffused field effect transistor uses trench isolation sidewalls as current paths to establish efficient conduction routes.

Auxiliary trench structures electrically decouple from main transistor electrodes, compensating for edge-center variations that destabilize device parameters.

HVPE growth of an aluminum nitride buffer layer with decreasing chlorine concentration prevents premature source material reactions and reduces pit density.

Segmenting the substrate into distinct display and intermediate areas preserves the active pixel region while housing sensors and circuits in non-display zones.

Connecting termination pillars prevents floating states and uneven charge compensation, stabilizing breakdown voltage while shortening the device structure.

Merging body and source connections between adjacent trenches reduces alignment margins while preventing in-plane electrical variations.

Segmenting the gate trench dielectric liner with a thicker upper segment reduces gate charge and minimizes drain-induced barrier lowering.

A boundary trench gate connects diode trenches to reduce electric field concentration at end portions.

A graded AlGaN layer with compositional offsets forms a two-dimensional hole gas to enhance vertical carrier injection efficiency.

Coating gate region sides with a conductive layer reduces on-state resistance and increases threshold voltage in gallium nitride transistors.

Segmented drift and compensation regions with varying doping concentrations resolve the trade-off between breakdown voltage strength and on-resistance.

A Zener diode structure uses a third region to tune reverse breakdown voltage via space charge sharing.

A stacked dielectric filter transmits short-wavelength light while reflecting long-wavelength light to prevent re-absorption losses in the phosphor layer.

Asymmetric packaging regions on a chip-scale LED enable visual electrode polarity identification without additional manufacturing steps.

Fixed charges in a passivation layer shield side surfaces, reducing non-radiative losses to boost low-current efficiency.

Selective oxidation creates an insulating perimeter that confines carrier flow to the active center, reducing surface recombination losses.

An LED chip design positions electrode pads above the semiconductor layer to improve current spreading uniformity.

Segmented n-side electrode connects to p-side electrode via insulating film, preventing light leakage and improving extraction efficiency.

A fluorinated copolymer integrates ultraviolet absorbing groups directly into its polymer backbone to ensure material compatibility.

Differential opening depths create a non-uniform gate metal layer that reduces peak electric fields and leakage current while increasing breakdown voltage.

Silazane polymers provide thermal stability to protect semiconductor chips from radiation damage, extending service life.

A semiconductor device uses a p-type well region with distinct impurity concentrations to demarcate active and outer regions.

A mask layer defines boundaries for wavelength-converting elements within optically reflective material during component production.

Inclined mold surfaces distribute separation forces to prevent delamination in LED packages.

A charge-compensated trench structure with a dielectric-filled tip reduces charge imbalances in superjunction MOSFETs.

Merging the control terminal and field plate reduces die area while maintaining breakdown voltage in power transistors.

A III-V semiconductor structure uses a multi-layer protection stack to enable selective epitaxial regrowth of gate and source regions.

Variable thickness contact layers reduce source resistance while minimizing drain leakage in gate-all-around fin field-effect transistors.

A semiconductor light emitting device uses a double frost process to create coarse and fine uneven portions on the surface.

Optimized electrode geometry concentrates dielectrophoresis forces to position micro-LEDs, reducing transfer errors and boosting assembly yield.

An etched strain-inducing layer relieves plastic relaxation defects while maximizing elastic strain in the finFET channel for higher electron mobility.

A self-aligned stack gate structure positions charge holding and control gates using a shared etch stop layer to ensure precise alignment.

Metal stressor layers enable mechanically-assisted spalling for vertical LED GaN transfer, eliminating costly precious metals and contamination risks.

A thin film transistor with a double-layer channel structure uses a doped upper layer to increase charge mobility and resist plasma-induced degradation.

A vertical Schottky barrier diode uses two-dimensional transition metal dichalcogenides to enable low-temperature fabrication on flexible substrates.

Guard ring electrodes at the drain alleviate electric field concentration, suppressing depletion layer extension to prevent element damage.

Schottky source and drain contacts eliminate parasitic bipolar activation to expand the safe operating area of power transistors.