Semiconductor Devices TRIZ Cases

An avalanche photodiode structure uses a fourth semiconductor layer to constrain the depletion region and stabilize the amplification factor.

A semiconductor light-emitting device uses a composition gradient layer to reduce carrier spread and enhance light extraction efficiency.

Optimized electrode pad geometry reduces electric field density at the outer peripheral end of a silicon carbide semiconductor device.

A side emitting LED uses a wave guiding region to direct light laterally from the substrate.

A light emitting diode with a mesa structure prevents current flow near side walls to enhance light output from top and side surfaces.

Dielectric features preclude straight-line lateral conductive paths, increasing breakdown voltage without expanding semiconductor real estate.

A dual hexagonal pyramid hole injection layer fills V pits in a multi-quantum well structure to enlarge the active injection area.

Stacked conductive layers reduce channel length below 3 μm, resolving manufacturing precision limits while enhancing current output.

Segmented silicon carbide junction termination extension prevents voltage deterioration caused by anisotropic breakdown electric field intensity.

Raised border around LED perimeter contains phosphor-filled resin globules, preventing blue light leakage and improving color uniformity.

AlGaN intermediate layers seal cracks and holes within n-doped GaN sequences, blocking nitric acid permeation to boost production yield.

Segmented transparent electrode and reflective film with via-holes resolve high electrical contact resistance in semiconductor light emitting diodes.

A light emitting diode package uses a low oxygen permeability molding part to protect narrow spectrum phosphors.

Inward curving spacers apply compressive stress to the MOSFET channel via differential thermal expansion during annealing.

Self-aligned etching via sidewalls eliminates mask alignment variability in trench gate structures, reducing on-resistance inconsistencies.

Selective gold plating on light-emitting surfaces via electrodeposition improves adhesion with resin while preventing oxidation.

Vertical dielectric walls block lateral dopant diffusion to mitigate short channel effects while maintaining low resistance values.

Epitaxial growth forms n-type and p-type layers with controlled impurity concentrations to minimize lattice defects in silicon carbide devices.

Sidewall interconnects route electrical contacts outside active LED boundaries to improve current spreading across the semiconductor layers.

A ferroelectric oxide layer in the gate structure creates negative capacitance to boost carrier density.

A semiconductor contact structure uses a seeding layer with a first crystalline metal and a contact plug with a second lattice-matched metal.

Asymmetric anode and cathode diffusion depths adjust VF-EREC trade-off characteristics without lifetime control, preventing thermal runaway.

Laterally arranged semiconductor regions with distinct doping concentrations form non-insulative areas within silicon-on-insulator structures.

Vertical via etching creates orthogonal walls to reduce plasma damage, preventing current leakage and extending device lifespan.

A zinc oxide light-emitting diode structure employs a homojunction with an epitaxial interface between doped nano-discs and nano-rods.

Conductive pads shield sense lines in semiconductor switches, reducing capacitive coupling and displacement currents that distort temperature readings.

Composite anode design enables majority carrier current flow between bottom anode and n-type collector in vertical npn bipolar transistors.

Lateral MOS channels form on trench side walls to reduce conduction losses and stabilize transition behavior in power semiconductor devices.

Segmented gate fingers with undoped regions minimize overlap capacitance and on-resistance while maintaining high breakdown voltage.

Plasma treatment and wet etching form uniform hexagonal pyramid protrusions on a GaN surface to improve light extraction efficiency.

A multilayered p-type contact structure enables efficient hole injection in deep-ultraviolet light-emitting diodes.

Alternating organic and inorganic thin films isolate quantum dots from water and oxygen to prevent fluorescence decline.

An AlGaN barrier layer with controlled In concentration prevents pit filling, relaxing stress on the light-emitting layer and maintaining crystal quality.

A single-charge tunnelling device uses a diatomic impurity molecule as the conductive island to confine charge carriers.

Non-uniform thickness in the bottom spacer layer improves gate edge positioning and lowers overlap capacitance between the gate and source drain regions.

Fluororesin dampproof layers protect UV LEDs from moisture while maintaining high transmittance.

An anti-adhesion fluoro-resin layer reduces surface energy on the light-emitting device, preventing tool adhesion during handling.

An AlGaN interlayer and 3D AlGaN layer counteract tensile stresses from thermal expansion differences, reducing dislocation density.

A trench body structure exposes source regions to enhance carrier mobility, resolving low response speed and high on-resistance in planar LDMOS devices.

Segmented gate oxide films in a wide band gap semiconductor minimize switching loss and oscillation by reducing junction capacitance.

Segmented grooves increase electrode contact area on flip-chip LEDs, preventing heat accumulation at high current densities.

Variable trench depths adjust fin-type pattern positions to suppress short channel effects while maintaining compact device scaling.

Extended wiring segments reach into frame body recesses to direct bonding material, preventing element detachment in vibrating environments.

A junction barrier schottky diode uses asymmetric P-type ion injection regions to optimize heat dissipation and current distribution.

AlON gate insulator with 5 to 40 percent nitrogen suppresses threshold voltage shifting and leakage current in silicon carbide transistors.

An asymmetric contact trench prevents dislocation loop formation at device corners, enhancing breakdown voltage characteristics.

Vertical conductive members bridge the second electrode layer to the substrate, enabling a narrow border design.

A quantum dot layer between source and drain regions boosts photocarrier generation in image sensors.

Segmented inner and outer spacers with self-aligned etching resolve electrical isolation trade-offs in sub-10nm nanosheet transistor fabrication.

Segmented AlGaN layers suppress gate leakage and current collapse in nitride semiconductors.