Semiconductor Devices TRIZ Cases

Field extension zones with controlled impurity density in a super junction structure enhance avalanche characteristics and reverse breakdown voltage.

Epitaxially grown metal mirrors replace complex DBR stacks to resolve manufacturing contradictions while improving current injection and spectral purity.

Alternating chromium and platinum layers prevent aluminum corrosion in LED structures, maintaining low impedance.

Segmented gate spacers with high etch resistance prevent polysilicon exposure and epitaxial growth defects during long overetch processes.

A white LED chip uses a tunneling structure to emit light without phosphors.

A protective layer surrounds bent insulation sections in light-emitting device packages to block moisture ingress and prevent silver electrode migration.

A semiconductor device uses a low-impurity-concentration region at substrate corners to suppress impact ionization.

An interface modification layer on a p-type clad layer improves ohmic contact properties in top-emitting nitride-based light emitting devices.

Top-hat laser annealing minimizes surface unevenness to maintain bending strength above 1000 MPa in silicon carbide devices.

Laser interference structuring scatters electromagnetic radiation from optoelectronic cast surfaces to reduce gloss.

An asymmetrical gate layout in a gallium nitride high electron mobility transistor reduces Rds-on and capacitive loss while managing parasitic inductances.

A UV LED excites blue, green, and red phosphors to synthesize white light with controlled spectral intensity ratios.

Reducing inner spacing between differential fingers eliminates internal contacts, lowering resistance and boosting Q-factor for electronic oscillators.

Asymmetric inter-digit electrode placement in LED packages improves structural integrity by 25 to 150 percent compared to parallel designs.

A semiconductor device with a buried layer and boundary insulating film reduces on-resistance while maintaining high withstanding voltage.

A semiconductor memory device manufacturing method uses a peripheral gate layer as an ion implantation mask to form lightly doped drains.

Separate source and body contacts allow different potentials while reducing cell size through gate positioning and silicide prevention spacers.

Segmented buried layers reduce turn-off resistance while maintaining breakdown voltage through local quality adjustments.

An AlGaN mesa gate structure on a GaN channel achieves higher threshold voltage and lower on-resistance, resolving safety flaws during power outages.

Segmented subgates with isolation regions distribute electric fields to increase breakdown voltage in GaN HEMTs.

Adding a resistive region to the parasitic bipolar transistor path raises snapback voltage, expanding the ESD design window without increasing on-resistance.

Segmenting the polysilicon gate reduces gate charge by fifty percent, enabling higher switching frequencies in switch-mode power supplies.

A self-aligned contact etch method forms source/drain contacts prior to replacement metal gate processing in FinFET fabrication.

Replacing oxide layers with a laterally confined P type polysilicon shield resolves reliability contradictions in high voltage trench devices.

A local charge balance structure introduces a thick low-doped p-type region to compensate charge in the n-type drift region of superjunction devices.

Replacing surface ohmic contacts with a protruding charge carrier zone eliminates series resistance and reduces chip area for high-power varactors.

Sloped features on the escape surface align with emission field patterns to minimize total internal reflection and re-injection of light.

A UV LED structure uses an intermediate layer to reduce activation energy barriers, improving luminous efficacy and lowering operation voltage.

In-situ etching and epitaxial regrowth mitigate non-radiative recombination at sidewalls, improving luminous efficacy.

Multiple doping concentration peaks in a semiconductor buffer region control hole injection to improve breakdown voltage and short-circuit withstand capability.

A semiconductor light emitting device uses a reflective pad portion and transparent electrode layer to direct light extraction.

Segmented current blocking layers and reflective structures reduce electrode absorption to improve light extraction efficiency.

An insulating dielectric layer separates a vertical electrode from the base-collector interface to reduce Early effect gain variation and harmonic distortion.

A nitride semiconductor light emitting device incorporates a strain control layer within the active region to align electron and hole wave functions.

A strain releasing layer with specific Indium and Aluminum compositions between differently formed portions of the multiple quantum well structure.

Composite transparent metal oxide silver metal oxide electrodes resolve the trade-off between current injection efficiency and light extraction in GaN LEDs.

ZnO nanorod substrates support nitride quantum dots to enable efficient optical extraction in semiconductor devices.

Filling electromigration resistant metals into deflected dislocations blocks leakage channels, preventing aging electric leakage and extending LED service life.

A light emitting device uses a second electrode surface with a curved profile to improve light reflection and extraction efficiency.

Selective epitaxial growth of n-type SiC pillars creates an accumulation channel that reduces on-resistance in low voltage devices.

A self-aligned slotted accumulation-mode field effect transistor uses polysilicon stick-up gates and nitride caps to define slots.

Hexagonal light emitting element places holes at specific corners to minimize corner light emission and increase upper surface extraction efficiency.

Symmetric field plates reduce electric field concentration to increase breakdown voltage for high-power RF applications.

A super-junction semiconductor device omits p-type column regions beneath the field oxide film end portion in the periphery region.

Scattering particles embedded in potting material counteract reflectivity loss from aging, maintaining stable color locus without complex materials.

A protective gate metallization stack preserves the GaN surface during etching, reducing parasitic leakage current and contact resistance.

InGaP emitter layer with CuPt ordering lowers turn-on voltage in GaAs heterojunction bipolar transistors.

An inorganic support layer facilitates complex film peeling, eliminating surface flattening steps required by anchor retention methods.

Dual-channel SiC MOSFETs improve electron mobility and reduce on-resistance by combining inversion and accumulation layers with ion injection width control.