Semiconductor Devices TRIZ Cases

Shaped support shields in a SiC gate trench MOSFET cut gate oxide electric field stress, enabling tighter cell pitch and longer reverse-blocking reliability.

Directly adhering micro-LED panels to an X-cube prism removes the support cage, shrinking module size while improving light transmission.

A graded or stepped interface region reduces band offset and carrier screening, extending linear photocurrent range while maintaining bandwidth.

A vertical channel with graded impurity doping improves integration density while preserving low on-state resistance and current drive.

Alternating perpendicular semiconductor regions in the drift layer promote even depletion expansion, stable breakdown voltage, and short-circuit resistance.

A shared gate and field-plate metal with an airgap cuts gate-to-source capacitance and removes extra masking and alignment steps.

Topmost p-type sub-regions double as edge termination to balance charge, sustain voltage, and avoid a separate JTE process.

A cavity beneath the extrinsic base cuts parasitic resistance and base-collector capacitance in bipolar transistor structures.

Separate substrate regions and selective gate processing let memory, HV, and logic devices be built together with less cross-process interference.

An obtuse-angle trench gate profile spreads the electric field at the base, preventing gate oxide breakdown and leakage current in MOSFETs.

Optimized body contact placement in a trench gate FET cuts voltage drop and suppresses parasitic bipolar triggering without raising RonxA.

Sacrificial layers enable area-selective deposition of discrete charge trap stacks in 3D NAND, improving retention at aggressive z-pitch scaling.

A transparent layer joined to the wall inner surface seals the LED chip and phosphor space against moisture and contaminants for stable output.

A recessed field plate in a HEMT improves electric field uniformity to cut Cgd variation, corner leakage, and switching loss.

A three-layer polymer interlayer improves optical contact, minimizes voids, and maintains dielectric resistance between tandem photovoltaic submodules.

Bent fingers and offset pad points cut paste use and assembly stress in back-contact cells while improving reliability and conversion efficiency.

An intermediate adsorption-promoting layer improves source gas uptake for barrier metal deposition, reducing defects and leakage current.

Segmented trench field plates and opposite-type implant regions open lateral current paths in LDMOS drift regions while raising breakdown voltage.

Co-doped separation regions between guard rings ease edge electric field crowding while simplifying wide-bandgap semiconductor processing.

A drift-layer-free MOSFET uses an inversion layer and Schottky drain contact to cut on-resistance while maintaining high breakdown voltage.

Local lifetime-killer regions at SiC active-region corners cut hole buildup and current crowding, helping protect the gate oxide and reduce switching loss.

A side-contact reflective layer redirects light lost near LED electrodes, boosting brightness in compact display panels without enlarging pixel area.

Selective III-V layer patterning lets integrated n- and p-channel HEMTs use different barrier thicknesses and concentrations for better performance.

A double-sided ceramic substrate and light condensation cavity shrink high-power LED module size while improving heat dissipation and reliability.

A P-type buried layer depletes 2DEG in a GaN channel structure to curb gate leakage, ease field crowding, and simplify fabrication.

Recess formation and chamfered ILD edges expose the fin while keeping load terminals separated from gate electrodes at small feature sizes.

Wider edge segments and increased edge pitch absorb thermal expansion stress, reducing substrate bending and trench burnout to improve yield.

Matched wavelength conversion areas keep parallel LED forward voltages and current density aligned, reducing heat damage and improving reliability.

Airgap spacers in trench contacts cut gate-to-contact parasitic capacitance in scaled multi-gate transistors while fitting existing fabrication flows.

Copper layer bosses replace soldered pads to align LED emission surfaces while improving heat conduction and blocking adhesive intrusion.

A higher-mobility capping semiconductor on an oppositely doped SiC channel lowers resistance while preserving SiC reliability.

A source-connected shield region below the JFET area lowers gate-oxide electric field in SiC power MOSFETs and helps prevent oxide damage.

Grooves in a stepped multilayer display panel separate organic layers and the opposite electrode, enabling compact function integration without wasting display area.

Alternating high and low doping in LED current spreading layers improves current uniformity, boosting brightness and color consistency.

An inverted Kao ring with N+ implant and recessed JTE regions spreads electric field peaks and improves reverse blocking reliability.

Air gaps between SiGe source/drain regions and field insulation cut capacitance and preserve electrical stability in scaled fin-based semiconductors.

Field-reducing trench bottoms and connection layers cut electric-field concentration, switching loss, and current crowding while keeping ON-resistance low.

Vertical protrusions in the HEMT contact reach the barrier and channel layers to cut 2DEG contact resistance, lowering Rdson, power loss, and delay.

Alternating smooth electrode regions and textured non-electrode regions simplify layer coordination while improving light use and contact resistance.

A transparent conductive layer and complete heterojunction back structure cut contact recombination and raise tandem solar cell efficiency.

A body ring under the gate-source ESD diode protects the MOSFET gate while preserving breakdown voltage and limiting leakage.

A two-layer resin seal keeps fillers away from the UV light-exiting surface while controlling thermal expansion for reflow reliability.

Recesses in the gate insulating layer and matching semiconductor holes enlarge grain size and reduce grain boundaries to raise TFT carrier mobility.

A single-mask recess and dielectric mirror process cuts lithography steps while preserving alignment, electrical contact, and light extraction.

A double-layer trench insulation process cuts film thickness while preserving withstand voltage, electrode contact area, and threshold stability.

Dual-gate trenches and doped barrier regions confine charge carrier plasma to cut turn-off switching losses while preserving desaturation stability.

A two-direction electrode and pad layout suppresses warpage, shortens interconnects, and preserves continuous source pad coverage.

By forming the bank pattern and light emitting element from one semiconductor layer, this case cuts display process steps, cost, and defects.

A multilayer Pt-based barrier blocks aluminum-gold mixing in LED electrodes, reducing short-circuit risk while preserving reflectivity.

A laterally adjacent shielding structure redirects high trench-base fields in a vertical III-V FET to block gate voltage leakage and early breakdown.

Vertically stacked termination field plates reshape the electric field to improve charge balance and cut switching loss in trench power semiconductors.

A graded electric field relaxation region cuts epitaxial layers while improving SiC breakdown voltage and suppressing short-circuit current.

A taller select gate and sidewall insulating layer keep gate silicide layers separated, reducing leakage current and short-circuit risk.

A protrusion-embedded shielding region redistributes electric fields in SiC power semiconductors to protect gate insulation at high voltage and temperature.

Back-side point illumination under reverse bias lowers front-grid contact resistance and voltage loss in wafer solar cells.

Simultaneous gate oxide formation under multiple field plates improves electric field distribution and breakdown voltage without extra masks.

Spaced TCO edges and an isolation region suppress short circuits and edge effects in heterojunction cells while improving current density.

A groove-bottom drift region and sidewall source-well layout turns unused space under the source into active transistor area, shrinking chip footprint.

Segmented well and emitter regions simplify sensor and electrode placement, cutting assembly cost while preserving device withstand capability.

A facing heating electrode keeps planar photodiodes in an optimal temperature range to preserve output response in low-temperature light detection.

Dielectric spacers and a two-metal self-aligned gate shrink HEMT features, ease alignment limits, and lower gate resistance.

Vertical conductive pillars and ferroelectric channel wrapping raise memory density while improving read/write speed and storage reliability.

A dual-stress insulating film prevents peeling and cracking during backside antireflection coating, improving UVC LED light extraction.

Alternating axial and radial growth forms full carrier-blocking shells in 3D GaN LEDs, reducing leaks and improving quantum efficiency.

Recess regions around the package opening confine the lens peripheral portion, directing more light through the dome lens and improving extraction efficiency.

A convex emitter electrode linked to the well region lowers local voltage near gate resistors and helps prevent oxide breakdown in trench gate structures.

Self-aligned p-shield contacts in a trench FET improve current control, defect reduction, and reliability in wide-bandgap power devices.

A SiGe cover semiconductor layer at the source/drain contact improves ohmic contact and lowers resistance in scaled integrated circuits.

Division layers split the vertical channel and charge storage regions to enable multi-bit cells with higher capacity and improved electrical characteristics.

A DBR-based multi-inorganic coating improves wavelength-converted LED color control while increasing light transmission and extraction efficiency.

Different MRAM metal line widths cut source line resistance without changing pitch, lowering power use during read and write operations.

Beryllium ion implantation and pulsed laser annealing cut p-type GaN resistivity, raising hole concentration and LED brightness.

A Se-Te chalcogen composition with In, Ge, and related elements suppresses carrier hopping to cut off-current and improve switching endurance.

A symmetric compensation layer balances phosphor enrichment stress to limit bending and improve chip mounting stability in radiation-emitting components.

Region-specific P-GaN doping and a gate stack raise p-channel current and threshold voltage for faster, lower-resistance GaN CMOS circuits.

Offset island body contacts shorten excess-carrier paths and tighten gate spacing to improve breakdown voltage and specific on-resistance.

A non-etchable reflective layer and tapered bonding pad shrink LED chip size while preserving optical performance and boosting devices per substrate.

Pre-formed coatings on lumiphoric particles diffuse during firing to create graded LED conversion elements with better optical, thermal, and mechanical behavior.

A textured sacrificial substrate, mirror stack, and molybdenum carrier boost surface-emitting IR-LED light extraction by reducing substrate absorption.

Graded well thickness and barrier bandgap in the LED active layer improve carrier balance, reduce electron overflow, and limit light decay.

A buried high-conductivity n-contact layer lowers UVC LED drive voltage while balancing optical absorption and output power.

Buried metal bitlines and angled etching cut bitline resistance in 4F2 vertical DRAM while preserving dense fin-based scaling.

By moving electrodes off the emission path and adding reflective layers, this LED package cuts light absorption and avoids flip-chip alignment.

A strain-relaxed buffer layer between the substrate and III-V stack reduces lattice mismatch stress and improves HEMT efficiency.

An intermediate strain-relaxed layer reduces lattice mismatch stress in III-V epitaxial stacks, improving HEMT efficiency and breakdown voltage.

Acute-angled impurity regions enlarge trench contact area without longer contacts, cutting contact resistance and on-resistance in power switching devices.

Substrate recesses create sidewall channels that raise effective channel width and current without enlarging the gate active region.

Optical dopant ionization controls the p/n junction depletion zone, enabling non-volatile switching with lower hold-state energy use.

Localized helium-ion lifetime adjustment cuts diode reverse recovery time while limiting leakage current in semiconductor substrates.

Segmented AlGaN nitride and insulating regions reshape carrier and electric-field distribution to raise breakdown voltage and limit threshold drift.

An extension line linking the busbar and small electrode pad preserves connection reliability and current collection while cutting metallization use.

Sidewall spacers apply tensile stress in trench ferroelectric capacitors to stabilize polar phases and improve memory window and retention.

Selective removal of etch-damaged ridge layers lets a GaN HEMT raise on-current while preserving stability and limiting gate-area cost.

Varying insulator column diameters between bridge and step regions lowers word-line resistance, improving voltage control speed and reliability.

A thinner cell-region insulating film improves metal flatness for wire bonding, while a thicker edge region preserves breakdown stability.

Optical layers are formed and protected before transfer, improving microdevice alignment, light conversion, and substrate integration reliability.

A honeycomb trench gate raises channel density and lowers gate-oxide E-field, cutting SiC MOSFET on-resistance without complex fabrication.

An anti-ferroelectric gate-stack layer with field-dependent permittivity boosts programming, erasing, data retention, and endurance in 3D memory.

Field-oxide trench layout and side substrate contacts raise capacitance density, lower ESR, and avoid extra photolithography steps.

A segmented sense region without a p-type collector layer avoids snapback and lowers on-voltage, improving low-current detection sensitivity.

An inner-outer contact gate resistor layout cuts tolerance-driven resistance variation in power semiconductors for more consistent switching.

A second doped region redistributes space charges and boosts tunneling, enabling floating island devices to recover conduction at low voltage.