Semiconductor Devices TRIZ Cases

A polycrystalline current suppressing layer and intermediate layer block leakage current to improve luminous efficiency in nanostructure LEDs.

A luminous-active layer uses lateral V-defect density gradients to guide charge carriers through quantum film barriers.

A lateral silicon carbide semiconductor device uses specific layer doping to achieve high breakdown voltage.

A plate-like LED structure enables inkjet self-alignment through gravitational settling without external fields.

A gate insulating layer between the metal gate and field plate lowers parasitic capacitance while maintaining capacitive coupling for enhanced gain.

Segmented well layers with varied energy bandgaps improve hole injection efficiency and reduce droop effects in high-current operation.

Segmented fin structures route interface defects to an extension region, preserving carrier mobility in the active channel.

Thermal oxidation of a FinFET contact etch stop layer reduces parasitic capacitance by converting high-k silicon nitride into low-k silicon oxide.

A multi-layer reflector redirects light back toward the extraction region, reducing absorption loss within III-nitride LEDs.

An intermediary third semiconductor layer mitigates interface charges from mold materials, preserving blocking capability in superjunction transistors.

Interdigitated gate trenches in a power MOSFET lower conduction and switching losses while maintaining voltage blocking capability.

Concentric ring-shaped contact groups disperse current uniformly, preventing electrical failures from non-uniform dispersal in semiconductor devices.

A laminated P-type semiconductor structure with controlled doping enhances hole injection into the active region of a GaN-based light emitting diode.

Omitting a P-body area in the edge adjacent region of a gate pad prevents electric field generation, reducing drain-source leakage current.

Segmented silicon germanium stressors induce channel compressive stress to enhance carrier mobility while preventing boron diffusion into the active region.

A base region overlie structure separates emitter and collector regions in a bipolar junction transistor to reduce parasitic resistances.

Vertical fins and aligned contact plugs in this bipolar junction transistor reduce emitter-base distance, boosting current gain without increasing device area.

Vertically oriented epitaxial cavities increase stressed material volume to enhance transistor on-state current.

A non-linear dielectric field plate modulates permittivity to deplete electron gas, resolving leakage current and breakdown voltage trade-offs.

Distinct patterned structures on the substrate improve light extraction while maintaining epitaxy layer quality and mass production reproducibility.

A vertical field effect transistor structure employs a stepped spacer layer to manage gate-source proximity.

Through electrodes and insulating layers in a light-emitting element reduce current crowding near electrode pads for uniform luminous efficiency.

Segmented electron transit layers suppress OFF leakage current while maintaining low ON resistance in nitride semiconductor devices.

Sidewall passivation preserves the lattice structure of vertical LEDs, reducing non-radiative recombination at device edges to improve luminous efficacy.

Through electrode between metal patterns allows electroplating to create vertical step differences that stop uncured resin spreading.

A tunnel field-effect transistor source region incorporates a metal layer beneath a pocket layer to form a dual tunnel junction structure.

An electron blocking layer with a superlattice structure minimizes net polarization mismatch between layers to reduce electron leakage current.

Transparent insulating material fills pillar-like holes in LED semiconductor layers to reduce total internal reflection and boost light extraction efficiency.

Active layers extend into expanded pits in gallium nitride light emitting devices, reducing dislocation defects and increasing wall plug efficiency.

A light emitting element uses a metal member on an insulating film to conduct heat away from semiconductor layers.

Solid curable silicone resin composition with opaque pigment shields liquid crystal electrodes from light while maintaining minimal surface tack.

A nitride semiconductor light-emitter uses a partially formed metal film and transparent adhesive layer to bond the device structure.

Molded body fills interlocking lead recesses to resolve weak bonding strength and structural complexity trade-offs in light emitting device packages.

Multi-stage interband cascade infrared photodetectors use type-II hetero-interfaces to facilitate electron-hole recombination and reduce diffusion length.

A light-emitting diode chip uses a doped region at the lateral surface to provide electrical passivation.

A bipolar transistor isolation structure uses composite doping to control charge carrier diffusion and prevent punch-through effects.

Segmented field plates modulate electric fields in GaN devices, reducing accumulation near the drain and improving breakdown voltage.

A semiconductor device uses a high-concentration third region to reshape electric fields at the junction interface.

Laser irradiation creates a modified substrate layer that enables wafer division without removing the reflective coating, preventing external light loss.

Segmenting the fin into distinct regions creates a U-shaped channel that prevents short channel effects while maintaining high transistor density.

IGBT doped with metal ions forms a gradual PN junction, resolving abrupt junction limits on breakdown voltage and turn-off time.

A semiconductor device with a stepped trench structure increases trench density to lower electrical resistance.

An intermediate reflector layer prevents wavelength conversion light from re-entering the LED chip, reducing heat buildup and improving reliability.

A semiconductor column core-shell structure absorbs primary radiation to generate secondary radiation through photoluminescence.

Non-planar through-contact materials increase surface area to lower plug resistance, preventing void formation during metal deposition in scaled FinFET devices.

Segmented base regions and a dedicated storage area optimize carrier dynamics to reduce switching loss and improve turn-off speed in IGBTs.

A field-effect transistor fabrication method uses a low-etch-rate spacer layer to define an undercut for precise semiconductor positioning.

Ion implantation forms scattering cavities in the substrate, directing emitted light to overcome limited extraction efficiency in conventional LEDs.

An inorganic phosphor-glass composite resolves thermal expansion mismatches that damage fluorescent layers in harsh environments.