Semiconductor Devices TRIZ Cases

Semiconductor nanowires create a tunable Schottky barrier in the graphene channel, resolving low ON/OFF ratios caused by edge disorder.

A silicon carbide metal oxide semiconductor device structures a current detecting region with reduced arithmetic area to optimize electrode contact.

Stacked channel-barrier pairs create separate two-dimensional electron gases that distribute charge density to sustain high saturated electron velocity.

An ashing process removes carbon spacers to form air gaps, preventing damage to gate structures during selective etching of nitride layers.

Segmented reflection patterns direct emitted light toward a wavelength conversion layer in a light-emitting device.

Mesa insulation layer deactivates trench transistor edges, preventing leakage and improving avalanche strength.

Narrower carrier injection suppression layer in the diode region prevents latch-up and reduces recovery current, improving breakdown resistance.

Transparent conductive layer transmits blue radiation to reduce optical losses caused by metallic contact reflection.

Self-aligned gates and extensions wrap semiconductor fins to enable reduced fin pitch without overlay errors.

A nanowire transistor uses a thick insulating shell as the gate dielectric to improve interface stability.

A laterally extended source drain region with segmented stressor material optimizes recess formation for enhanced carrier mobility.

Segmenting the polysilicon gate into isolated portions reduces gate charge by approximately 50%, enabling faster switching speeds in switch-mode power supplies.

Segmented p-n junctions resolve the trade-off between detection precision and voltage sustainability, enabling single electron counting with reduced noise.

An asymmetric upper gate electrode widens toward the top to ease contact plug alignment while a low-k inner spacer reduces parasitic capacitance.

Segmented body ridges with independent gate control lower on-state resistance while maintaining high voltage blocking capability.

A photodetector with a buried layer enables thick vertical regions for high photon detection efficiency.

A SiC MOSFET edge termination structure stabilizes breakdown voltage through localized impurity control.

Carbon-enriched interfaces enable low-resistance ohmic contacts at 400-600°C, avoiding high-temperature damage.

A high electron mobility transistor structure uses a low-dielectric electric-field-dispersion layer to increase breakdown voltage.

An electrode sits inside a reflecting layer edge to reduce absorption and boost extraction.

Optimized AlGaInSb layer compositions increase device resistance and reduce leakage current, improving signal-to-noise ratio at room temperature.

A light emitting device active layer incorporates dummy layers between quantum wells to minimize bulk resistance and lower driving voltage.

Multi-trench Schottky diodes segment the termination area to prevent surface charge accumulation and early voltage breakdown.

A composite adhesive conductive layer bonds silver reflectors to LED epitaxy, blocking migration that causes electrical leakage.

A semiconductor light emitting device uses a graded carrier concentration layer to distribute current evenly across the active region.

Ion implantation forms scattering cavities within the substrate structure, resolving low light extraction efficiency in conventional LEDs.

A lateral diffusion metal oxide semiconductor transistor structure uses a guard ring and barrier layer to form an isolation structure.

Variable thickness geometry manages thermal expansion mismatch to minimize die stress and prevent cracking.

A p-electrode structure with a high resistance conductive layer manages current flow in nitride semiconductor devices.

Different oxide thicknesses in cell and terminal regions reduce resistance while maintaining breakdown voltage without increasing cell pitch.

Raised pillars on a lead frame isolate electrical contacts, reducing tarnished silver exposure and maintaining optical reflectivity.

Segmented guard layers with trenches absorb stress to prevent die edge cracking and improve adhesion integrity.

An IGBT uses a floating layer to reduce saturation voltage while maintaining withstand voltage by managing the electric field at the body interface.

Composite trench filling balances film stress during thermal oxidation to suppress substrate warpage and prevent leakage current.

Three-dimensional InGaN pyramids grown on GaN wires reduce mechanical stress and improve radiative efficiency for red LEDs.

Segmented conductive pads and non-ohmic layers distribute electrical charge across LED emission surfaces.

A heterojunction bipolar transistor structure uses a dielectric stack with openings to position the base layer.

Asymmetric electrode widths deconcentrate current density, resolving non-uniform light emission distribution in face-up devices.

Alternating conductivity layers optimize electron distribution to improve light-emission efficiency and reduce forward voltage.

Segmented doping regions reduce reverse leakage current while maintaining fast startup speed in Schottky diodes.

Direct wafer bonding of off-axis silicon regions eliminates complex epitaxial growth on SOI substrates, simplifying wafer handling and improving yield.

A photodetector device incorporates a high-contrast grating polarizer using dielectric grid elements to filter electromagnetic radiation by polarization state.

Curved geometry over lightly doped drain regions reduces spreading resistance while maintaining high breakdown voltage.

An AlyInSb dislocation filter layer suppresses dislocation propagation to enhance light emission intensity.

A junction field effect transistor uses a U-shape PN junction to constrain the depletion region and pinch off the channel between source and drain.

Orthogonal third dummy trench isolates center substrate portions to reduce current unbalance and maintain uniform hole accumulation.

Vertically varying deep energy acceptor doping suppresses minority carrier channels to reduce off-state leakage currents and power losses in HEMTs.

Second floating regions in the termination region distribute electric field intensity to maintain higher breakdown voltage.

A carbon-doped barrier layer constrains dopant diffusion to maintain threshold voltage uniformity in scaled MOSFETs.

A semiconductor light-emitting element uses a quantum well structure with varying indium composition to broaden the emission spectrum.