Semiconductor Devices TRIZ Cases

An inverted trapezoidal epitaxial channel grown in a tapered opening improves on-current while reducing short channel effects.

Segmented wavelength conversion layers and metal wall units maintain color distribution uniformity despite high current illumination intensity.

A semiconductor device uses a multi-layered drain region to increase breakdown voltage without expanding element area or adding manufacturing processes.

Alternating mirror layers with optimized thickness extract trapped light, resolving low extraction efficiency in conventional single-layer designs.

Segmenting fin widths into distinct thresholds flattens the transconductance curve, resolving signal distortion and power loss at high drain currents.

Segmented termination regions direct avalanche breakdown to lower impurity zones, reducing heat generation and improving breakdown voltage reliability.

An n-type intermediate layer creates a rectifying barrier that blocks parasitic transistor activation while maintaining breakdown voltage.

Trench control electrodes segment the semiconductor structure to minimize switching loss and recovery loss during power conversion transitions.

A reflective planar dielectric layer fills regions between circuit traces on a submount to redirect internally reflected light toward the output element.

Segmenting the current spreading layer into conductive ribs and recesses reduces light absorption losses while maintaining charge carrier injection.

Corrugated high resistance regions on the oxide semiconductor film side surface prevent parasitic channels caused by electric field stress and contamination.

Offset openings in edgeless storage elements prevent programmable layer thinning, ensuring stable impedance states and reliable performance.

A VCSEL chip package integrates a sidewall structure with light-shielding layers to isolate emitter and receiver apertures.

Transparent layer minimizes light absorption and suppresses color breakup for uniform emission.

Graded indium concentration in AlInGaN barriers enhances carrier confinement, reducing efficiency droop at high current densities.

A Schottky diode structure segments a P-type doped area into low and high concentration layers to increase surface ion concentration.

Compressive strain lifts heavy hole degeneracy in GaN p-channels, increasing conductivity and reducing leakage.

Octagonal enclosed ring gate structures boost channel width to layout area ratio, resolving high voltage stress constraints.

Resin fillets on lateral edges redirect trapped photons outward, overcoming low extraction efficiency caused by simple two-dimensional bonding layers.

Segmenting the base region with an embedded layer resolves the trade-off between voltage resistance and current amplification rate.

Modulating gate finger distances in a multi-gate FET reduces center thermal build-up, lowering operating temperature and extending device lifetime.

Hydrothermal synthesis grows controlled protrusions on the transparent electrode, preventing surface damage from etching and improving light extraction.

Multiple field plates connected to drift zone contacts manage electrical fields, reducing on-state resistance while maintaining voltage blocking capability.

A deep trench capacitor uses a low-pressure radical process to deposit a compensation film on inner sidewalls.

Wrapping a metal contact layer around a doped silicon rib waveguide increases photon absorption area, resolving low responsivity in conventional devices.

Alternating metal layers block migration between reflective and connecting structures, maintaining reflectivity.

Different refractive indices in sealing layers control radiation patterns, enabling miniaturization while maintaining high light output efficiency.

An implanted oxygen layer in the silicon substrate of an HV LDMOS transistor reduces electrical conductivity to lower leakage currents.

A blue LED structure uses silicon-doped regions to bound a strain release layer, promoting current spreading through the semiconductor stack.

A semiconductor light emitting device uses polycrystalline conductive layers with distinct average grain diameters to manage electrical and optical properties.

Laminated copper and molybdenum layers dissipate thermal stress to prevent sapphire substrate warping during epitaxial growth.

Integrating a parasitic capacitance region absorbs high-frequency voltage changes, suppressing electromagnetic wave noise without compromising switching speed.

Concave textured silicon substrates increase LED active layer surface area through selective epitaxial growth.

Segmented quantum well layers with varying indium composition ratios optimize distortion and reduce absorption, improving light extraction efficiency.

Additional well regions outside the active cell provide a hole barrier to increase latch-up immunity in insulated-gate bipolar transistors.

Gate last fabrication creates self-aligned overlapped extensions in III-V FETs, avoiding strain relaxation from ion implantation.

A light-emitting device electrode uses a reactive contact material to form an ohmic junction with the semiconductor stack.

Segmenting and extending the Schottky electrode reduces localized current concentration and temperature spikes that damage protective devices.

An incident light scattering part diffuses excitation light to reduce in-plane luminescence intensity variation in quantum dot devices.

Inclined recessed ohmic electrodes reduce contact resistance by minimizing the distance to the two-dimensional electron gas layer.

Hydrogen etching at 1300°C to 1500°C suppresses silicon and carbon diffusion in silicon carbide trench gate structures.

A silicon carbide trench MOSFET uses layered impurity zones to diffuse and restrict current paths across cell regions.

Composite metal layers prevent electrode reactions and thermal strain during high temperature operation.

A semiconductor stack with non-overlapping contact regions arranged in a two-dimensional array improves current spreading and light extraction.

Convex structures with base angles of 90 degrees or more on the light extraction surface overcome total reflection limitations and improve long-term luminance.

A high voltage PMOS transistor uses a composite drift region with spatially varying doping concentrations to reduce on resistance.

Modulated doping profiles along LED sidewalls mitigate non-radiative recombination losses.

A semiconductor light emitting element places a reflecting layer under the pad electrode, resolving light absorption and uneven current distribution issues.

An insulating film prevents silver electrode migration in semiconductor light emitting elements, enabling high conductivity without short circuits.