Semiconductor Devices TRIZ Cases

Structures semiconductor layers before substrate removal to form metal contacts, preventing run-out yield losses from stress changes.

Replacing GaN with an AlGaAs contact layer reflects 280 nm light, maintaining output power while stabilizing the interface.

An aluminum sacrificial layer adjacent to silver inhibits electrochemical migration, reducing optical losses from humidity incursion.

A stress material layer between the fin and back gate enhances carrier mobility while preserving gate dielectric electrical integrity.

Segmented quantum wells eliminate phosphor conversion steps, maintaining crystallinity while achieving high color rendering and intensity.

A conductive body surrounds the electrical contact to define a minimized light emission area in LED structures.

CVD oxide films prevent boron and phosphorus diffusion during high-temperature heat treatment, maintaining manufacturing precision.

Roughening the first mesa surface while keeping the side wall smooth prevents current leakage from impurities, improving luminous intensity.

Titanium-based capping layers prevent electrode ball-up and dark spots, improving current injection efficiency in vertical ultraviolet LEDs.

Segmented doping creates a high-concentration inner region for low contact resistance and a low-concentration outer region to prevent device shorting.

Rounding trench corners prevents voids while increasing body region contact area reduces connection resistance for higher device density.

A deep ultraviolet LED chip integrates a graded aluminum gallium nitride electron blocking layer to enhance hole recombination.

Insulating scaffold prevents collapse of high-aspect-ratio gates while maintaining low parasitic fringing capacitance.

A superjunction semiconductor device uses a parallel pn structure with alternating column widths to mitigate electric field concentration.

Spaced positive charge sheets in p-type AlGaN layers boost conductivity by overcoming high activation energies that limit UV LED performance.

A vertical FinFET structure uses electrically isolated metal gates on opposing sidewalls to modulate channel conduction independently.

Segmented field plate structure minimizes wet etching recesses in trench gate dielectrics, reducing current leakage and enhancing MOSFET manufacturing yield.

Metal silicide layer in semiconductor contacts reduces resistance between source drain regions and electrodes.

Individual bias voltages on space-charge control electrodes deplete the channel region, optimizing electric field distribution and enhancing breakdown voltage.

Epitaxially grown silicon channels form in wafer openings to create multigate transistors with consistent crystal orientation.

A semiconductor device uses a graded boron epitaxial source-drain structure to enhance carrier mobility.

An AlInGaN superlattice with alternating layers improves hole blocking and temperature stability.

A high refractive index dielectric layer coats nanowire LED cores and shells to enhance light extraction efficiency.

A gallium nitride switching device uses non-planar structures to interrupt the two-dimensional electron gas and control carrier concentration.

A trench gate semiconductor device incorporates a barrier region with higher impurity concentration to reduce on-resistance.

Surrounding the current path with nanowires structures dissipates thermal stress, preventing fracture and allowing smaller paths for higher chip density.

A semiconductor device featuring a gate-drain region with laterally varying carrier concentration to modulate internal electrical properties.

A metal silicide layer protects source and drain regions during trench etching to maintain high dopant concentration.

A semiconductor device uses a thicker field insulator at the top of outermost trenches to mitigate electric fields and prevent gate breakdown.

A high voltage semiconductor device incorporates segmented well regions to increase total P-N junction area for higher current handling.

The threshold voltage control layer adjusts peak voltage via gate signals, enabling multi-valued logic circuits without requiring parallel device structures.

A display device optical layer features varying thickness regions to create a sealed environment around the bonded circuit board.

Segmented composite electrodes on silicon carbide suppress reverse leakage while maintaining low forward threshold voltage.

A semiconductor termination structure uses a floating region to direct depletion layer expansion vertically.

An iron-doping-stop layer drops iron concentration sharply over a thin range, preventing channel contamination and leakage.

A Bragg mirror between adjacent SPADs reflects parasitic light to eliminate crosstalk, enabling continuous operation at high excess bias voltage.

Segmented metal dots and thin connectors lower contact resistance while minimizing light blockage.

Optimized P-type layer growth reduces electric leakage and improves anti-static capacity in GaN-based light emitting diodes.

A volume layer on an LED structure directs light upwardly and laterally, preventing vertical concentration and phosphor degradation.

Segmented trench walls in a super-trench Schottky barrier diode balance breakdown voltage with low forward voltage, reducing switching power dissipation.

Segmenting the lens from the submount via a vertical housing body prevents detachment while enabling larger lenses to boost light extraction efficiency.

Curved interfaces between the conductivity layer and reflection metal reduce total reflection, increasing luminance by 130%.

Segmented lens surfaces with specific curvature ratios resolve manufacturing simplicity versus light extraction efficiency trade-offs.

Segmented semiconductor structures optimize current density and light extraction, resolving the trade-off between output quantity and efficiency loss.

Segmented anode regions with varying impurity concentrations reduce positive hole accumulation while suppressing depletion layer extension.

Asymmetric pillar doping in a superjunction structure improves current surge handling while maintaining reverse breakdown voltage.

A high-voltage metal-oxide-semiconductor transistor uses a separated sub-gate structure electrically connected to the drain region.

Solderable metal fills between substrate ribs to electrically connect semiconductor light emitting devices, simplifying the wiring process.

Segmenting the well region into zones with different impurity concentrations maintains low ON resistance while suppressing short-circuit current.

Segmented buried layers distribute electrical fields to prevent concentration and increase breakdown voltage.