Semiconductor Devices TRIZ Cases

Graded indium content in III-N source drain structures reduces contact resistance and access resistance, improving power efficiency.

Wing regions shift corner electric fields to reduce electron trapping and maintain breakdown voltage without extra photomasks.

Segmented gate structures in trench-gate IGBTs isolate active and inactive regions to improve short circuit withstand time without increasing switching losses.

Segmented interface layers reduce electrical field concentration at the JFET center, preventing gate oxide breakdown and hot carrier injection.

A light-transmitting layer with surface-processed pattern portions scatters emitted ultraviolet light to enhance extraction efficiency.

Double gate structure in silicon carbide trench cells reduces short-channel effects and parasitic bipolar junction transistor latchup.

A reflector on the optical element bottom redirects stray light away from low-reflectivity mounts, preserving extraction efficiency.

A stress memorization technique removes sidewall spacers before depositing a stress material layer to enhance channel stress transfer in metal gate transistors.

Side interconnects enhance thermal spreading in light emitting devices, eliminating insulating gaps that cause hot spots and device failure.

A silicon carbide termination structure coordinates epitaxial depletion via a linking mesa region and floating trench design.

A recess between gate and drain electrodes in GaN devices redistributes electric fields to suppress current collapse.

A III-nitride light emitting device uses a silicon doped electron blocking layer to inhibit magnesium diffusion from the p-type semiconductor.

A semiconductor device uses a modulated doping procedure to form a blocking layer and restriction layer on a substrate.

Amorphous tungsten carbon nitride barriers inhibit fluorine diffusion into work function metals, stabilizing threshold voltages in scaled MOSFETs.

Polarity-inverted GaN stacks create parallel channels that increase drive current while maintaining low voltage operation.

Removing the floating p-layer from a trench gate structure improves dV/dt controllability while maintaining low loss and high breakdown voltage.

Segmented emitter sectors and radial base contacts balance base-collector capacitance and resistance to reduce device footprint.

A recessed gate structure in an LDMOS transistor shifts substrate current through the bulk silicon to enhance carrier mobility.

A semiconductor light emitting device uses a recessed region and multilayer insulating structure to redirect light.

A trench semiconductor device uses segmented gate and buried electrodes to distribute electric fields evenly across the drift region.

A split ring doped region with a break under the metal line protects the gate oxide layer from hot carrier damage.

Variable-width trenches suppress walk-out phenomena in outer peripheral regions, preventing withstand voltage drops while maintaining low on-resistance.

Vertical trench contacts merge gate and source-body connections to eliminate planar leakage paths and reduce manufacturing mask counts.

Segmenting active regions with varied photonic crystal lattices combines individual far field patterns to eliminate bright spots and improve collimation.

Gentle curvature in gate electrode portions distributes electric fields across the insulation layer to enhance device reliability.

An intermediate layer with optimized thickness reduces contact resistivity while maintaining high light transmittance across the device stack.

A semiconductor device integrates high-voltage transistors on a silicon-on-insulator substrate using an isolation structure extending into the bulk.

A transparent current spreading layer mediates electrical flow across a textured semiconductor surface to enhance lateral conduction.

Reduced repeating pitch and lower impurity concentration in the element peripheral portion enhance charge resistance against surface charges.

A band offset intermediate layer improves carrier mobility while preventing parallel conduction and 2D electron gas generation.

Segmented compound members with varying Al/Si ratios stabilize threshold voltage while preventing ON-resistance increases from carrier region degradation.

A high electron mobility transistor uses an n-type doped contact layer to form ohmic contacts without damaging underlying semiconductor structures.

Introducing an amorphous silicon dielectric sub-fin region under the gate isolates source and drain currents, reducing leakage in scaled MOSFETs.

A dual gate field effect transistor shields the first gate electrode from drain bias, preventing threshold voltage drift under high voltage stress.

An IR laser melts solder within the LED chip mounting area, preventing lateral overflow that absorbs light and reduces luminous efficiency.

Graded blocking layers in 3D LEDs modulate bandgap variation to resolve non-uniform current distribution and improve light-emitting efficiency.

Nitride compound semiconductor barriers separate active subregions in an LED chip to maintain independent photon generation ratios.

A high-electron mobility transistor uses a re-grown AlGaN film on source and drain regions to lower on-resistance.

Variable thickness lead frames with convex-concave patterns enhance coupling strength and heat dissipation in light emitting device packages.

Irradiation or doping creates recombination centers that reduce charge carrier lifetime, lowering reverse recovery losses during mode commutation.

A non-polar SrTiO3 capping layer prevents oxygen vacancies at the interface, enabling stable p-type conductivity and high Hall mobilities.

Sacrificial gate processes form multi-gate fins that stretch channel atoms, reducing parasitic contact resistance.

Segmented trench gate structure optimizes electric field distribution to increase breakdown voltage while maintaining constant device length.

Graded AlGaAs and InGaP Schottky layers constrain gate metal diffusion depth, reducing pinch-off voltage standard deviation across wafers.

Localized recesses in nitride semiconductors improve luminous intensity by optimizing light extraction paths.

Niobium pentoxide interlayer prevents oxidation of the transparent conductive layer, stabilizing forward voltage and extending device lifespan.

A multi-tunnel junction LED uses a common n-type contact layer to enhance current spreading across stacked light emitting structures.

A layered electrical connection point uses physical vapor deposition to form a stable interface on an optoelectronic semiconductor chip.

A nitride semiconductor ultraviolet light-emitting element uses segmented p-type and n-type contact layers to improve external quantum efficiency.