Semiconductor Devices TRIZ Cases

Crystalline SiC stressors form adjacent to the transistor grid to induce tension in the channel, resolving insufficient stress levels in NFET transistors.

Segmented superjunction pillars in silicon carbide devices expand depletion layers to maintain withstand voltage while reducing channel resistance.

Annealing Ti/Al electrodes at 500-650°C maintains flatness and reflectivity while lowering contact resistance in AlGaN ultraviolet light emitting diodes.

A semiconductor structure uses a mask layer to define a horizontal PN-junction in GaN vertical power devices.

Stepped field plate reduces electric field peaks at gate edges, increasing breakdown voltage without adding structural complexity.

Optimized semiconductor layer bandgaps and doping densities reduce dark current in radiation detectors, enabling high sensitivity without cryogenic cooling.

Silicon doping in the aluminum nitride buffer layer regulates residual stress, reducing dislocation density and surface roughness caused by lattice mismatch.

Stamped LED lead frame structure uses pre-formed pins to reduce bending cycles and minimize lamp body damage during shaping.

Alternating n-type and p-type pillar regions reduce switching losses by optimizing electric field distribution while maintaining high breakdown voltages.

A piezoelectric layer in the gate insulator dynamically strains the channel region to enhance charge carrier mobility.

A trench semiconductor device uses a buried region to shield the gate oxide while maintaining current flow.

A distributed Bragg reflector film on a transparent member controls light transmittance at varying incident angles to shape emission patterns.

Containment structures define deposition areas on LED chips, enabling uniform phosphor coverage while keeping wire bond pads accessible.

Segmented interdigitated electrodes reduce operation voltage and improve light extraction by resolving non-uniform current spread limitations.

A light-emitting device uses a composite first resin with a reflective layer and a clear top layer to improve adhesion and light extraction.

A surface resurf region shifts electric field concentration in super-junction power MOSFETs.

A light-emitting diode structure uses interference fringes to create patterned groove and protrusion features on its side surfaces.

Boundary trench gate and carrier control region prevent hole concentration at the transistor-diode boundary, stopping element destruction.

An LDMOS transistor uses a segmented gate structure with distinct work functions to increase breakdown voltage while maintaining low parasitic resistance.

A light emitting diode package uses a substrate with via holes and patterned bonding layers to connect electrode pads.

Varying aluminum composition in the first conductivity type semiconductor layer minimizes light absorption while maintaining electrical conductivity.

Shielding structures prevent light absorption by metal contacts, redirecting radiation toward the main surface to increase output efficiency.

This fin-shaped silicon device simplifies contact hole formation by merging upper and lower pillar etching steps, eliminating voids between narrow silicon pillars.

Interleaved insulator segments and metal field plates reduce leakage current and gate-to-drain capacitance while maintaining high electron density.

An LED electrode groove embedded in a transparent conductive layer prevents detachment during wire bonding by increasing counterforce against horizontal thrust.

Transparent conductive material electrodes enable electromagnetic radiation to pass through lateral photoconductive semiconductor switches.

Antigrowth portions inhibit epitaxial growth to create heterojunction-free areas, enabling normally-off GaN HEMTs without impairing crystal structure integrity.

Deep body clamping diodes in trench IGBTs extract excess carriers to prevent parasitic thyristor latch-up and reduce collector-emitter saturation voltage.

An asymmetric contact design places one source-drain opening closer to the gate than the other, reducing parasitic capacitance in non-planar devices.

A trench Schottky diode uses a stepped epitaxial layer with two differently doped partial layers to reduce leakage current voltage dependency.

Grooves with growth prevention layers reduce dislocations while voids scatter light for higher extraction efficiency.

Segmenting active and contact areas with distinct pitches resolves lithography resolution limits while maintaining breakdown voltage.

Inverting the substrateless power MOSFET layout reduces short circuit risk between drain and gate electrodes by minimizing mask usage.

A thin translucent silicone or epoxy resin coating seals the LED package surface, blocking oxygen ingress that causes oxidative degradation.

Segmented resin covers protect LED wire bonds from thermal stress while maintaining high light transmittance through material differentiation.

Vaporizing a light-absorbing adhesive layer generates gas pressure to propel micro-light-emitting diodes across empty space.

A white LED uses a tunneling structure with metal nitride oxide layers to emit light directly without phosphors.

A continuous field plate merges with the isolation structure to protect high voltage LDMOS transistors.

Graded refractive index layers in the reflector concentrate lateral light, eliminating bulky packaging volume while improving radiation efficiency.

A semiconductor light-emitting device integrates a phosphor layer on side surfaces to convert emitted blue light into yellow wavelengths.

A graded back-barrier region in a high electron mobility transistor creates multiple charge carrier gas regions to improve carrier confinement.

Surrounding the fin with epitaxial source/drain material prevents merging at small pitches while mitigating fin top loss and maintaining device gain.

Introducing a gaseous spacer layer reduces parasitic resistance and improves epitaxial growth quality for smaller feature sizes.

An insulating layer mediates charge transfer between 2D materials, enabling permanent local control without degrading sample quality.

Segmented metal plating releases thermal stress to prevent warpage distortion while maintaining electrical conductivity for high-power light emitting elements.

A reverse conducting static induction rectifier junction shunt bypasses internal PIN diodes in silicon carbide power MOSFETs.

Laser ablation thins mini LED substrates below 80 µm and creates a roughened surface, preventing warpage and breakage during manufacturing.

A passivation layer on semiconductor light emitting devices prevents contamination and enhances underfill adhesion during substrate removal.

Segmented edge termination structure with guard rings and charge compensation regions manages electric field distribution in semiconductor dies.