Semiconductor Devices TRIZ Cases

A copper halide semiconductor electronic device uses a channel layer on a substrate to deliver high speed and high power performance.

Doped graphene reduces the Schottky energy barrier at the interface, decreasing driving voltage for sub-30 nm devices.

A chip-level LED package uses a patterned sapphire substrate to enhance light extraction efficiency.

An In composition gradient in the back-barrier layer increases conduction band potential, suppressing short channel effects and drain leakage currents.

Sidewall electrode extension preserves light-emitting area while transparent conductive layer ensures even current distribution.

A bent nanowire device uses a strain-inducing bending region to enhance light coupling efficiency.

Segmented control electrodes insulated by separate films enable independent biasing of charge carriers, reducing on-state resistance and switching losses.

Planarizing the conductive support member surface reduces substrate removal stress and prevents chip delamination in semiconductor light emitting devices.

Rounded peaks and valleys on the recessed contact minimize current crowding and hot spot formation while significantly reducing contact resistance.

Anti-crack layer prevents chip cutting damage while metal contacts reduce forward voltage by 10% to enhance luminous efficacy.

A lateral double diffused MOS transistor uses segmented field plates and a coupling gate to manage the internal electric field distribution.

A GaN vertical MIS-FET employs a zigzag channel configuration to increase effective width, stabilizing threshold voltage while reducing chip size.

Varying well region impurity densities in a wide bandgap JBS diode directs surge currents through the pn junction, preventing Schottky overcurrent.

Varying thickness in the second semiconductor layer reduces total internal reflection, boosting brightness without extra lenses.

Segmented drift columns with alternating conductivity types balance space charge to reduce specific on-resistance without expensive epitaxial layers.

A p-doped resonant tunneling diode infrared photodetector uses hole tunneling through a barrier layer structure to enable photon detection.

A high voltage LDMOS device integrates a deeper well tap region within a trench structure to lower electrical resistance.

Air gaps between transparent and reflective layers increase total internal reflection, resolving low light extraction efficiency in semiconductor devices.

A nitride semiconductor device removes barrier layers under the source electrode to form two-dimensional carrier systems.

Segmented InN layers separated by thin barriers enable efficient charge carrier switching, resolving alloy demixing and low radiative efficiency in green LEDs.

Avalanche heterojunction phototransistor uses a graded screen injection layer stack to generate avalanche gain.

A wafer bonded light emitting diode uses a metal stress relaxation layer to offset thermal expansion differences between substrates.

N-polar AlGaN/GaN HEMT eliminates gate recess etching and p-type doping, resolving threshold voltage uniformity issues in enhancement mode operation.

Optimizing the cup side surface height relative to the LED chip prevents fluorescent material settling, ensuring consistent white light emission.

Alternately arranged gate segments and a meander diffusion region minimize resistive coupling effects, maintaining high quality factor above 5 GHz.

A normally-off HEMT uses an insulating layer to separate the gate electrode from the two-dimensional electron gas controlling layer.

Nitride semiconductor structure with dual field plates reduces gate-to-drain capacitance.

Deep second area maintains high impurity concentration at the source electrode contact in silicon carbide vertical transistors.

Silicon-on-insulator photoresistors replace hazardous cadmium with silicon to eliminate RoHS violations while maintaining thermal stability and response speed.

Elevating the field plate via a pedestal reduces peak electric fields at edges, enhancing reliability and operating voltage in GaN transistors.

Alternating sacrificial and insulating layers support a vertical gate structure that improves structural stability while increasing integration density.

A porous-silicon light-emitting device uses a lateral cathode contact to direct current flow through the active region.

Thickening the AlGaN layer below the drain contact prevents depletion region extension and improves ON resistance.

A laterally diffused metal oxide semiconductor transistor uses a buried doped region to distribute drain voltage vertically.

A second field electrode on the substrate rear surface reduces leakage current in high electron mobility transistors.

Specific polyamine suppressors prevent cobalt seed layer corrosion during acidic electroplating, ensuring seamless bottom-up filling.

A recessed liner process controls fin height independently of pitch, resolving dishing-induced uniformity variations.

A low-index dielectric ring creates a total internal reflection interface around an LED lens to redirect light.

A vertical light-emitting device uses a patterned groove to distribute current flow across the semiconductor layers.

Laminated sidewall structure on silicon pillar reduces resistance and prevents short-circuiting during contact formation.

Localized dielectric layers reduce parasitic capacitance in gate-all-around structures, improving electrical characteristics.

A semiconductor apparatus uses a second parallel pn-layer with a narrow repetition pitch to manage electric fields near the active region.

Segmented ring gates suppress potential fluctuations in floating regions, lowering input capacitance and switching loss.

A semiconductor device uses a recessed part to vary insulating film thickness across the substrate surface.

Dielectric nanocores with lower refractive indices redirect light between adjacent nanostructures, preventing absorption losses and leakage currents.

Non-transcending crater segmentation absorbs mechanical shock in flexible photovoltaic cells, solving rigidity and durability trade-offs.

Segmenting the gate into planar and trench parts reduces conduction losses while maintaining manufacturing simplicity for high voltage devices.

A single photon detector uses a barrier junction to deflect thermally generated charges away from the active area.

Planarizing a dielectric layer between metal contacts eliminates structural defects and device shorts in semiconductor light emitting devices.

A silicon carbide MOSFET defines source electrode contact width relative to on-resistance to control carrier migration.