Semiconductor Devices TRIZ Cases

A Ti and Ru laminate n-side contact electrode reduces forward voltage by lowering contact resistance at the AlGaN semiconductor interface.

A GaN field-effect transistor uses a carbon-doped layer to trap electrons and suppress current collapse.

An Al/Ag reflective film prevents silver migration during heat treatment, maintaining high reflectance for group III nitride light-emitting devices.

Segmented doping controls electric field to lower output capacitance while maintaining breakdown voltage.

Uniform phosphor distribution in cured binder layers reduces control system complexity while ensuring consistent white light output.

Segmented active pattern with varying germanium concentrations alleviates short channel effects while maintaining manufacturing precision.

Replacing light-absorbing GaAs substrate with transparent material increases light extracting rate and reduces electric leakage risk in AlGaInP LEDs.

Randomly distributed nanopores in an AlN layer reduce total internal reflection at the nitride-air interface, boosting light extraction efficiency.

Inverted pyramidal intaglio structures on the p-type layer enhance light extraction from non-polar nitride LEDs without increasing device complexity.

A normally-off high electron mobility transistor uses a thick undoped gate region to deplete the two-dimensional electron gas channel.

Self-aligned gate electrodes reduce resistance per area in lateral channel transistors, overcoming lithography alignment constraints.

Planarized insulating film stabilizes n-type impurity density variation to resolve mass-production characteristic inconsistencies.

Fishbone antenna shaped P-type well creates low base resistance path for hole current flow, delaying parasitic NPN turn-on to prevent permanent damage.

A contact first replacement metal gate process forms sacrificial gates and epitaxial layers before etching contacts to define precise interconnects.

An n-side electron barrier layer accumulates electrons on the n-type cladding side to ensure uniform carrier injection into the active layer.

Conductive trenches etched through active layers enable vertical current flow, reducing on-resistance and improving thermal dissipation.

Segmented branched finger electrodes disperse current uniformly to reduce crowding and improve luminous intensity in light emitting diodes.

A semiconductor light emitting element uses a substrate with alternating conductive and insulating portions to route electrical connections while preserving the light emitting area.

Bridging portions with through holes create voids between the substrate and semiconductor layer, preventing lattice mismatch strain and improving crystallinity.

Laser treatment creates quantum confinement structures in the semiconductor to extend absorption cutoff and improve photosensitivity.

Polyalkyleneimine leveling agents suppress void formation in recessed features while maintaining coplanarity during high-rate electrodeposition.

A nitride-based heterojunction device uses an Al-doped GaN layer to mitigate Fermi-level pinning and lower leakage current in Schottky contacts.

A conductive layer between gate and drain structures modulates electric fields to prevent carrier trapping and enhance device reliability.

Alternating P-type and N-type superjunction columns in a GaN vertical transistor mitigate peak electric fields to enhance breakdown voltage.

Floating P-type layers in a trench gate IGBT increase gate occupancy, enhancing noise and ESD tolerance while maintaining low feedback capacitance.

Insulating-layer protective regions mitigate electric field concentration at trench corners in a silicon carbide power semiconductor device.

N-polar transistor structure integrates derivative cancellation within a single device to minimize parasitic inductance.

Doped contact regions guide electrostatic discharge current through the substrate volume to enhance protection efficiency.

Three-dimensional diffusion structures enhance current distribution in un-doped semiconductor layers.

Segmented trench gates reduce parasitic capacitances and improve channel density in power semiconductor devices.

Merged sensor region in the edge area enables early crack detection, preventing device failure without adding external components.

Segmenting the base-bottom buried region via an n-type separation layer prevents concentrated avalanche current while maintaining breakdown voltage.

An impurity-doped semiconductor layer forms a depletion region that disperses high electric fields, preventing device destruction under high bias conditions.

An LED multi-quantum well structure uses a GaN/AlxInyGa(1-x-y)N/GaN stack to block electrons, alleviating efficiency droop under high current density.

A thicker drain-side gate dielectric reduces the electric field strength across the channel region of a semiconductor device.

Segmenting well regions allows high stress current application without overheating active areas, reducing stacking faults and shortening test duration.

A trench electrode extends across a semiconductor stack to expose the substrate surface.

Recesses in the second type semiconductor layer accommodate a reflective layer, improving luminous efficiency while managing voltage and electron overflow.

Optimizes aluminum composition in infrared light emitting devices to reduce line defect density, resolving low signal intensity issues in gas sensors.

Silsesquioxane epoxy hybrid resin overcomes yellowing and thermal instability in conventional resins, enabling reliable high-brightness LED packaging.

Rough-surface portions in semiconductor recesses guide melted metal during bonding, ensuring complete filling and enhancing electrical performance.

A Group III nitride semiconductor device uses curved protrusions on the n-type layer to scatter light through refraction and reflection.

Segmented contact and reflective layers reduce light absorption by p-type cladding, boosting external quantum efficiency.

A planar field effect transistor cell integrates a MOS-gated diode to enable early current conduction during reverse operation.

A superjunction power MOSFET positions high concentration diffusion regions only between trenches and adjacent metal plugs to minimize carrier travel distance.

Segmented layers resolve upward reflection losses by directing side emission through a reflector while the phosphor converts wavelengths for efficient output.

Spin coating a graded magnesium-zinc oxide film reduces manufacturing costs while maintaining detection accuracy for UV radiation.

Segmented GaN HEMTs with ion-implanted isolation regions withstand 2000 V reverse bias while maintaining leakage currents below 40 microamps per millimeter.

Partial insulator etching exposes fin surfaces for epitaxial growth, preventing lateral expansion and reducing parasitic capacitance.