Semiconductor Devices TRIZ Cases

Porous sealing material with organic particles scatters light to overcome total internal reflection, improving LED reliability.

Flat-type bonding pads on a flip-chip LED resolve uneven current diffusion and low stress resistance by optimizing eutectic surface uniformity.

Alternating epitaxial growth and etching cycles remove dislocations from semiconductor substrates to enhance carrier mobility.

Asymmetric source and drain heights in SOI devices reduce gate-drain capacitance while maintaining low contact resistance.

A silicon carbide trench-gate semiconductor device reduces on-resistance through optimized epitaxial layer structures.

Segmented optical layers on the LED die surface resolve low polarization efficiency by filtering non-polarized light through a blocking layer.

Extending electrode branches into the dielectric layer increases breakdown voltage while maintaining low on-state resistance for better efficiency.

Segmented InGaN quantum wells convert blue light to green or red wavelengths through radiative recombination.

A phosphorus-doped graphene field effect transistor utilizes specific doping techniques to establish reliable N-type semiconductor characteristics.

Segmented well and barrier layers with distinct thicknesses improve hole injection efficiency, resolving recombination limitations in LED active layers.

A separate absorption charge and multiplication avalanche photodiode structure embeds quantum dots within a P-doped charge region to enhance signal detection.

A composite light-emitting device structure incorporates a phosphor crystal sheet and sintered phosphor crystal powders to enhance optical performance.

Segmented epitaxial silicon ridges expand channel width to boost driving force while maintaining compact device size and improved cut-off characteristics.

Vertical trench field plates in a VDMOS transistor increase lateral and vertical depletion, lowering specific on-resistance while maintaining breakdown voltage.

A contact layer with steeply varying material composition induces spontaneous piezoelectric polarization to create strong electric fields at semiconductor-metal interfaces.

A nitride semiconductor light emitting device incorporates a reflective layer and transparent oxide layer to achieve constructive interference.

An insulating film fills a trench between split-gate electrodes to prevent hafnium diffusion, reducing junction leakage current.

Differential shell thickness resolves spacing precision versus assembly complexity contradictions, enabling uniform close-packed colloidal crystal films.

An asymmetric XY lattice with elongated Y-direction spacing optimizes fly-back diode forward voltage drop while preventing collector snapback.

Relocating the gate electrode to the back surface reduces mirror capacitance and enables intricate pattern formation on the semiconductor device.

A silicon carbide trench gate device uses an off-cut substrate to form a current path on a specific sidewall, enhancing channel mobility.

A silicon carbide drift layer incorporates a buried relaxation region to facilitate depletion layer extension.

Replacing sapphire substrates with high-conductivity materials like AlN or Si reduces manufacturing costs while improving heat dissipation in GaN devices.

A graphene switching device uses metal particles to form a tunable energy barrier between the channel and electrodes.

Segmented light guide structures cover epitaxial grooves to improve micro LED emission while stabilizing transfer operations.

A trench MOS IGBT sense element reduces gate capacitance through localized unit cell density patterns.

An asymmetric fin transistor uses a passive gate to adjust threshold voltage and reduce gate-induced drain leakage.

A silicon nitride and aluminum nitride dielectric layer reduces gate capacitance in high electron mobility transistors.

Extending the gate into a recessed semiconductor base increases effective channel length, mitigating short-channel effects and hot-carrier degradation.

A semiconductor drift diffusion region uses a surface impurity gradient to lower on resistance while maintaining breakdown voltage.

Simultaneous etching of source and gate contacts reduces manufacturing complexity while maintaining precise alignment for lower Rdson.

Multi-quantum well structure with varying indium content and barrier thicknesses in nitride semiconductor light emitting devices.

A lead frame incorporates a silver light-reflecting layer protected by a thin gold or nickel film to prevent corrosion while sustaining illumination intensity.

A nitride intermediate region functions as a gate insulating film between electrodes and semiconductor regions.

Segmented Ga2O3 layers in a trench MOS Schottky diode suppress leakage currents while maintaining high breakdown voltage.

Wrapping the lateral surface with a transmissive member guides light to a larger incident area, reducing color temperature directivity and improving luminance.

An undoped barrier layer merges with a high InN potential barrier to disperse electrostatic discharge, eliminating Zener diodes that reduce brightness.

A light-emitting device uses a reflective structure to create a larger critical angle at the first interface for enhanced total internal reflection.

Sidewall imaging transfer patterns odd fins using mandrels and spacers, avoiding damage to adjacent devices during patterning.

A reflective suspension fills the space between a light emitter and an optic housing to redirect stray photons back into the emission path.

A silicon-doped n-GaN contact layer bridges the n-AlGaN semiconductor and the n electrode in ultraviolet light emitting devices.

Segmented contact isles guide current paths away from etched through-connections in semiconductor layer sequences.

Charge injection barrier prevents carrier leakage currents in Group III nitride devices.

A segmented insulated gate bipolar transistor structure uses dummy cells with interlayer insulation films to enhance hole accumulation.

A semiconductor device uses a segmented gate electrode separated by an insulating portion containing a void to reduce capacitive coupling.

A semiconductor light emitting device minimizes color breakup by using a scattering layer and reflection film to optimize chromaticity consistency.

A semiconductor storage device uses a silicon oxynitride inter-poly dielectric film to manage charge accumulation layers.

A dual-mode transistor structure uses assist gates to dynamically switch between n-channel and p-channel operation modes.

A silicon carbide semiconductor device segments P-type impurity concentrations within unit cells to distribute surge current uniformly.

A Group III nitride light-emitting device uses an indium composition gradient in the first well layer to relax crystal strain.