Solid-State Devices TRIZ Cases

Sidewall current-limiting regions in a micro-LED diode array reduce non-radiative recombination while supporting mass transfer and inspection.

A sputtered metal oxide film bonds transparent substrates at 200°C or lower while preserving 97%+ light transmittance and strong adhesion.

Selective epitaxial growth on one wafer integrates silicon and heterostructure components to cut parasitics, area, cost, and power.

Transparent spacers and a reflective mirror replace etched pseudo-parabolic mesas, boosting micro LED light extraction without IQE loss.

Additional sub-pixels in flexible display regions emit light during stretching to suppress mura and preserve image quality.

A reentrant positive photoresist spacer and transparent sidewall contact improve LED light output while sealing the LED interface against moisture.

By routing common-electrode wires through sub-pixel centers, this array substrate cuts black matrix coverage and increases pixel aperture ratio.

A combined intervening layer improves electron injection and transport in OLEDs while simplifying large-display manufacturing and lowering cost.

A staircase bit-line layout stabilizes conductive filament formation in RRAM cells, reducing resistance variation and improving the read window.

Through-hole stacked transparent wiring boosts conductivity while reducing visible signal lines to improve large-screen display contrast and clarity.

Segmented pixel electrodes and TFT connections cut parasitic capacitance in LCD array substrates, reducing color distortion at wide viewing angles.

An inorganic-organic insulating stack blocks moisture and hydrogen ingress to stabilize oxide TFT characteristics in integrated display drivers.

Vertical dislocation of power and data lines in one metal layer cuts coupling capacitance and signal crosstalk in high-resolution displays.

Dummy diffusions near complementary well junctions raise carrier injection barriers and cut through-well leakage without losing layout density.

A doped TiN plus TiN or work-function stack strengthens high-aspect-ratio DRAM capacitor electrodes while maintaining conductivity.

Overlapping power connection cables with selector switches cuts peripheral area use, enabling narrower bezels and better screen-to-body ratio.

An energy-absorbing layer over display conductive pads limits laser overheating during bonding, reducing cracks, disconnections, and dark dots.

An insulating layer fills the electrode gap to support the oxide semiconductor channel, preventing step disconnection and improving transistor characteristics.

Convex lenses above micro LEDs in barrier-layer holes reduce reflection and improve light extraction for brighter head-mounted displays.

Multiple dielectric liner layers increase gate-to-contact spacing in 3D transistors, improving high-voltage reliability without sacrificing device density.

By letting an extension cell span adjacent logic rows, this layout cuts area waste while mixing lower- and higher-performance cells.

A shared backplane layout places LED signal traces and millimeter-wave antennas on one substrate to support display driving and gesture sensing.

A vertical cooling network uses a thermally conductive layer and TSVs to pull heat from the bottom interface die in stacked HBM.

Vertically stacked vdW semiconductor layers and tuned insulating spacers improve color accuracy while shrinking sensor size for miniature cameras.

Via-hole light paths and a display-area photosensor enable fingerprint recognition without peripheral openings, preserving a high screen-to-body ratio.

A three-stack pixel architecture reduces noise and preserves photoelectric conversion efficiency as image sensor pixels shrink.

An interposer links top and bottom storage units to a processing chiplet, shrinking XPU package size while limiting SRAM signal loss.

Focusing microstructures and an inner absorption layer boost MicroLED brightness while trapping ambient light to improve contrast.

An oxygen concentration gradient across insulating layers stabilizes IGZO transistors while preserving low leakage in OLED driver circuits.

Local hot pressing or laser bonding mounts mini-LEDs on LCD bezels to remove splicing seams while avoiding reflow heat damage and ghosting.

Fewer shared common electrode branches cut gate-line crossings, improving LCD circuit stability, yield, and inspection access.

Slotted antennas and photonic crystals steer μ-LED emission to cut fly screen effect and crosstalk while improving display efficiency.

A protective layer shields STI during thin film resistor formation, preventing overetching and preserving reliable electrical connections.

A light conversion structure shifts UV wavelength at pixel sidewalls to cure quantum dot color films more evenly and improve display emission.

Discrete LED emitting zones with wavelength conversion and shielding holes cut light crosstalk while supporting dense full-color displays.

A slanted gate and compensation-end layout keeps TFT overlap area stable under misalignment, reducing stripe defects in displays.

Stacked InGaAs absorbers, buffer layers, and an immersion lens extend SWIR detection range while improving signal-to-noise ratio.

Dynamic body biasing links the switch FET body and gate to curb floating-body leakage, harmonics, and RF loss in SOI transceivers.

Independently controlled transducer regions balance light output and heat dissipation to improve uniformity and prevent overheating.

Separate absorption regions and discharge electrodes remove neighboring-region carriers, improving near-range LiDAR distance accuracy.

A mesh electrode on a transparent base film improves light extraction and moisture resistance while limiting light loss on glass surfaces.

Dual scattering layers reshape LED output toward 45 degrees, widening beam angle and improving brightness uniformity without a separate diffusion lens.

Unequal blue emitter counts across RGB sub-pixels with wavelength conversion improve brightness efficiency and uniformity in miniaturized displays.

Inclined and flat reflective sheet regions redirect lateral LED light to the diffuser, reducing dark spots in backlight units.

Nanoporous quantum dot layers and a shared conductive layer improve micro-LED color conversion, light output, and voltage efficiency.

A same-material support substrate reinforces thin detector chips and stabilizes wire bonding by reducing thermal stress from expansion mismatch.

A semi-transmissive layer and Bragg reflector stabilize micro LED light patterns across viewing angles to improve color consistency.

Short translucent covers and spacer-based alignment reduce image sensor damage, contamination, and handling risk during manufacturing.

A 3D wire-bond layout cuts LED chip spacing while preserving safe bonding distance, enabling higher optical power density in a compact package.

A composite buried insulator in SOI stacks uses a charge-trapping high-k oxide to pin charges and suppress leakage from interfacial states.

3D finned substrates create laterally isolated heat paths that keep LEDs cooler, stabilize color, and support higher display brightness.

Curved modules use brackets and fasteners instead of magnetic adsorption to prevent recessed panels and keep a continuous display surface.

A metal-backed transparent conductive stack lowers line impedance, shields metal reflection, and helps raise display aperture ratio.

Different channel and isolation impurity profiles improve charge transfer, preserve full well capacity, and suppress pixel blooming.

An electrically floating body transistor with tuned capacitance, gate length, and a dummy gate improves bi-stability and limits cell disturb.

Angled dams and groove-filled optical layers prevent micro-lens pattern tearing during panel cutting, improving OLED display reliability.

Segmented electrode formation in DRAM capacitor holes boosts storage capacity while preventing high-aspect-ratio structure collapse.

A lattice-mismatched heterogeneous layer near the pixel traps impurities and confines defects, cutting dark current and white pixels.

A stacked programmable die over an ASIC gives NIC packet processing flexibility without the full power and area cost of FPGA-only designs.

Overlapping scribe regions in stacked imaging substrates enable one-shot exposure, reducing alignment complexity and manufacturing cost.

Beam offset adjustment compensates alignment errors in laser-assisted transfer, improving placement accuracy for ultra-small discrete components.

MicroLEDs, photodetectors, and substrate waveguides replace short electrical links to cut power, reduce distortion, and improve chip-to-chip transfer.

Multi-stage chip transfer and laser separation raise current density while simplifying micro-LED mounting and repair on display substrates.

A refractive-index-matched resin stack and antireflection layer cut interface reflection in imaging elements while preserving light collection and image quality.

A recessed substrate and plate-shaped support control image sensor warpage from thermal expansion while preserving terminal area and heat transfer.

A light-absorbing layer placed between Mini LEDs cuts base and sidewall reflections, improving dark-state contrast and brightness control.

Cantilever-shaped elastic bumps enable room-temperature micro-LED transfer bonding, reducing wiring complexity while improving display yield and flexibility.

An isolation pattern at crossing signal lines blocks Cu ion diffusion and slows electric-field reactions to prevent shorts and improve yield.

Capacitors stacked at different heights with cylindrical, bar, and disc electrodes increase density while maintaining fabrication precision and reliability.

An interposer with test circuits enables batch micro LED transfer, pre-bond screening, and repair without heating the target substrate.

An offset stacked chip layout uses a smaller bonded lower surface and spacer flattening to cut wafer waste and reduce tilt during assembly.

Shielding high- and low-voltage lines from nearby emitters improves light-emitting element alignment while preserving display connection reliability.

A peripheral light-shielding layer around the transparent through-hole suppresses phase differences and diffraction while preserving light transmittance.

Sequential conversion and color filtering shift short-wavelength light to the BT.2020 blue vertex while preserving excitation efficiency.

A two-stage FDTI pixel isolation fill removes voids that cause particles, scratches, and characteristic shifts in CMOS image sensors.

Dual-hardness supports separate semiconductor rods with less damage, improving crystal shape, length uniformity, and light-emitting element quality.

Alternating wirings on different substrate levels increase spacing, cutting parasitic coupling and signal interference in narrow display bezels.

A multi-trench through-hole links sensor and logic chips more reliably while preserving dense CMOS image sensor integration.

Buffer layers with controlled etching selectivity protect lower layers, enabling uniform obliquely crossed mask holes in semiconductor structures.

A vertically overlapping IPO barrier stabilizes shared pixels, limits electrical interference, and expands full well capacity in compact image sensors.

A trench transfer gate stores charge vertically between gate sections, boosting global shutter capacity without shrinking photodiode area.

A three-layer inorganic-organic barrier lets photodiodes be formed in hydrogen while protecting TFT semiconductor layers and signal quality.

Using a conductive oxide layer to form capacitor electrodes with the active pattern removes extra metal and insulation layers, simplifying display production.

A stepped transparent cover and partial mold overlap increase interface contact to prevent peel-off, scratches, and mold flash.

A transparent filling layer between OLED and color filter substrates cuts light deflection and crosstalk while improving transmittance and wide-angle brightness.

Cutting patterns in reduced power areas keep neighboring gate structures and junction layers separated, preventing shorts and improving chip yield.

Boundary light shielding over slit electrodes blocks irregular dark areas, improving LCD panel brightness and contrast without process changes.

Fining elements in buried polysilicon suppress heat-treatment voids and seams, reducing dark current and noise in image sensors.

Low-temperature GaN sealing protects the quantum dot layer from water vapor, oxygen, and heat damage to preserve LED consistency and life.

Deep trench isolations that pass through the substrate shrink string driver layout while preserving electrical isolation for memory scaling.

Turquoise quantum dots convert 430-460 nm self-emitted light to improve blue reproduction, cut material use, and limit UV leakage.

Backside microstructures refract light to cut reflection and boost absorption in BSI CMOS image sensors, improving quantum efficiency.

Wider wire spacing in selected display panel regions increases dry film attachment area, reducing detachment risk and improving yield.

A modified 2D crystal interface enables clean laser separation of nitride LEDs from sapphire, cutting waste and allowing substrate reuse.

A locally thinned insulating region around openings slows photoresist flow, preserves conductive coverage, and reduces signal wire disconnection.

Varying sidewall protrusions in a micro LED insulation structure relieve cracking during mass transfer while preserving insulation and illumination efficiency.

Different opening widths and two-stage drying guide light emitting elements into the proper area for accurate alignment and stable operation.

A curved luminance equalizer sheet offsets thermal expansion mismatch with the light emitting substrate to preserve luminance uniformity.

Encapsulated LEDs with alternating polarizer orientations create separate eye channels, reducing ghosting and glare in large 3D displays.

Alternating standard and smaller pixels with staggered activation extend LED light capture time and reduce flicker from pulsing sources.

By removing a passivation layer between the electrode and photosensitive semiconductor, this layout cuts mask steps, cost, and process complexity.

Peripheral compensation capacitors balance data-line capacitance in special-shaped OLED panels to improve signal consistency and display quality.

Discontinuous bank segments guide light emitting elements more evenly between electrodes, reducing luminance variation and dark spots.

A uniform-strength MEMS beam layout shrinks the elastic support section while preserving spring constant and deflection for higher power generation.

Simultaneous wavelength capture through segmented filter units and microlens focusing improves multispectral imaging precision and real-time performance.

Interleaved metal and dielectric filter layers block infrared light across incident angles, improving ambient light and color sensing in tight display space.

A bent metal film and welding portion replace side printing and PVD, enabling narrow-bezel display panel wiring with higher yield and lower cost.

Cerium co-doping lowers ferroelectric coercive field, cutting transistor voltage and defect generation while extending device lifespan.

Gate voltage tuning around the charge neutrality point adjusts quantum capacitance to balance charge-sensor sensitivity and dynamic range.

A high-refractive grid layer scatters edge-emitted light to boost forward brightness and reduce white angular difference in layered displays.

A barrier overlapping the TFT active layer blocks X-rays, while an oxidized insulation portion preserves electrode isolation and detection accuracy.

A bonded micro-lens array and thin high-index interface layer reduce total internal reflection and improve micro-LED light directionality.

A single receiver and selection circuit switch between internal and external image data to cut processor complexity and data lines.

Matching silicon plane orientations across stacked sensor substrates suppresses bonding stress, cuts dark current, and supports higher pixel density.

A three-layer ARC with stepped refractive indices bends incident light toward a germanium image sensor, reducing reflection and cross-talk.

A 180-degree transfer-head rotation staggers micro LEDs across adjacent areas to offset thickness variation and hide splice boundaries.

A concavo-convex transparent substrate reshapes sub-pixel light paths to unify RGB viewing angles, cut color shift, and boost extraction efficiency.

A support substrate and insulating layer improve heat flow, ease bonding stress, and suppress leakage currents in stacked solid-state image sensors.

Integrated inductors between lead lines cut AM-band radiation noise in LCD substrates while preserving time constants and EMC compliance.

Multiple learned models process signals from different filtered photoelectric units in parallel to raise speed and cut heat and power use.

Layering low- and high-bandgap OTS materials cuts leakage and threshold voltage, preserving read margin in memory arrays.

An air-gap spacer around a through via insulates stacked chips, cutting parasitic capacitance and buffering thermal stress.

Periodic transistor placement and isolation film tuning reduce pixel sensitivity variation while preventing color mixing in solid-state image sensors.

By switching low grayscales to duty control and higher grayscales to voltage control, the driver maintains light efficiency and avoids image stains.

A vertical p-n junction layout cuts pixel spacing while preserving photodetector area, fill factor, and image sensor sensitivity.

Through-wiring and fan-out electrodes on a resin layer shorten the endoscope tip while improving cable bonding yield and sensor reliability.

A mixed basic and extended color filter array captures imaging and spectral data in one exposure to improve color reproduction and reduce metamerism.

A low-k protection layer shields the gate dielectric during barrier formation, reducing GIDL and improving data retention and reliability.

Sealant-layer recesses redirect Mini LED light sideways to brighten gaps between chips and reduce dark shadows in thin backlights.

An insulated trench and raised polysilicon resistor isolate the SPAD high-field region, cutting noise and jitter while supporting denser arrays.

An inorganic planarization layer and opening layout improve anode flatness, helping keep the light-emitting layer thickness uniform.

Adjustable diode-resistor branches reshape the limiter curve to cut leakage-current distortion and preserve full-bandwidth electrostatic signals.

Edge-thinned stacked film layers compensate wafer plasma non-uniformity, preventing DRAM capacitor shrinkage defects and improving connection yield.

Current blocking layers and an insulating film steer current into the nanorod center, avoiding sidewall defects and improving luminous efficiency.

A 30%+ opening dummy pattern in the display margin reduces loading effects while preventing etching residues during photolithography.

Shadow-mask-free EL patterning improves pixel placement, raises aperture ratio, and cuts dust defects in high-definition OLED displays.

Sidewall metallization on epitaxial regions links stacked transistor levels with lower contact resistance and no added lateral footprint.

Specific polysiloxane repeating units enable thick cured films with high heat resistance, low cracking, transparency, and patternability.

A shared layer forms both the polarizer and signal transfer lines, avoiding substrate transfer and simplifying polarized image sensor fabrication.

A buffer layer between absorbent and optical stacks absorbs thermal mismatch stress, preserving low-temperature detector repeatability.

Stacked single-layer and multilayer touch traces keep line resistance consistent, enabling narrower bezels without losing input sensing accuracy.

Distributing signal and power wirings across both substrate sides improves current uniformity, reduces heat buildup, and evens display brightness.

A trench beside an anode fence uses shadowing to break the charge transport layer, minimizing lateral leakage and preserving OLED image quality.

Insulating layers encapsulate lead lines and route them through substrate vias to prevent erosion while shrinking display panel frame width.

Gate-controlled carrier injection tunes wavelength in monolithic native RGB LED arrays, enabling tighter pixel integration and higher display throughput.

A low-index material between pixel color filters smooths the optical black boundary, blocks oblique light, and reduces pixel sensitivity unevenness.

Tuned backside dielectric layers create destructive interference in BSI image sensors, reducing petal flare, haze, and feedback noise.

Small recesses in the mirror layer place μ-LEDs only where needed, preserving mirror function while improving brightness with lower power and heat.

A bonded glass substrate with a peripheral light-shielding film blocks stray light reflections that cause flare and ghosts in image sensors.

An organic EL panel design optimizes light extraction by varying charge transport layer thickness for each color while keeping other layers uniform.

Stepped contact holes in liquid crystal array substrates facilitate alignment film spreading.

Sedimenting phosphor particles onto a semiconductor chip creates a direct contact conversion layer that dissipates Stokes shift heat and reduces matrix stress.

A nested third pad electrode protects underlying structures from etchant chemicals during anode formation, ensuring reliable electrical connections.

Segmenting blue and cyan LED chips broadens the emission spectrum to raise the color rendering index while maintaining high luminous efficacy.

A display substrate uses a negative photosensitive polymer support structure enveloped by a silicon nitride protection layer.

A fingerprint detection assembly divides columns into independent pixel units connected via separate data lines to minimize electrical load.

Segmented reflecting plates reduce thickness and light loss in surface light source units by confining emission paths within small chambers.

Stacking a patterned photosensitive resin and a bonding reinforcement resin resolves the contradiction between patterning accuracy and adhesion reliability.

Segmented protective layers minimize substrate contact failure by reducing height differences on gate pads while maintaining display area protection.

A PIN photodiode structure places a germanium semiconductor trench between doped regions within the substrate plane to expand the light reception area.

Composite electrodes reduce sheet resistance while maintaining light transmittance in OLED displays.

Isolation fences between gates enable narrow spacing in image sensor pixel cells, reducing dark current and image lag without extra processing steps.

Aluminum-silver reflective metal layer with copper or gold alloying elements mitigates electro-migration under high-current operation.

Alternating black matrix layers replace thick polarizers in OLED displays to reduce reflectivity while enabling easier bending.

Segmented optical module design aligns semiconductor and element sections via embedded lead frames, resolving axis accuracy trade-offs.

Sacrificial layer peeling and patterned metal bonding narrow trench widths, increasing utilized light-emitting stack area by 25%.

A bridge resistance random access memory device merges transistor and bit line connections into a single contact structure to minimize cell dimensions.

A thin film transistor substrate integrates a color filter layer as a planarization insulating film to reduce photolithography steps.

Segmenting blue light into two wavelengths protects vision while maintaining high luminance and color reproducibility.

Segmented touch electrodes and spacers resolve the contradiction between slim device thickness and touch sensitivity by reducing parasitic capacitance.

Segmented LED array arrangement on a submount promotes natural color mixing, resolving optical losses and discrete source visibility in compact fixtures.

Curved charge storage elements concentrate electrical fields within lateral protrusion regions of three-dimensional NAND memory stacks.

A spiral-shaped contact induces an electromagnetic field within a transparent semiconductor body to shape emitted light.

External gettering sites extract residual metal catalysts from the semiconductor layer, reducing leakage currents in OLED displays.

Segmented optical elements nested within the pixel converge light from micro LEDs, boosting brightness without enlarging the imaging system.

Lateral barriers segment the active region to prevent crosstalk, ensuring homogeneous radiation characteristics across the optoelectronic chip.

Segmented contacts confine current flow in the active region, reducing non-radiative recombination at periphery regions and enhancing light-emitting efficiency.

A flexible display structure positions heat releasing layers to manage thermal stress across the substrate and TFT array.

Air gaps reduce cell-to-cell coupling interference in dense semiconductor devices by isolating adjacent active regions.

Asymmetric trench sidewalls reduce stress concentrations on metal lines spanning high aspect ratio gaps between diodes.

A semiconductor device stabilizes resistance elements using an intermediate dielectric film and a conductive layer held at a fixed potential.

Segmented inner spacers reduce conformal deposition thickness to lower contacted gate poly-pitch while maintaining tall suspension distances.

A flexible display panel uses a support film with varying curing strengths to distribute bending stresses across distinct structural zones.

A semiconductor heat sink features an optical fiber insertion groove for direct component attachment.

Wave-shaped trenches eliminate dummy plugs to improve space efficiency while maintaining precise critical dimension control.

A 3D pillar array photo detector uses vertically aligned nanorods to confine light-excited electrons within discrete volumes for precise position sensing.

Integrating a desiccant into the pixel definition or encapsulation layer removes water vapor damage to organic light-emitting units.

A segmented optoelectronic component uses double-sided aspherical lenses to image light into a target region.

Alumina layers form charged interfaces that raise parasitic thresholds, suppressing fringing field-induced leakage in sub-50nm devices.

A non-volatile memory cell uses an antiperovskite piezomagnetic layer to switch magnetic states via strain, enabling two-electrode read and write operations.

Nanocrystal conversion layers enable thin photoluminescent blocks for high-resolution displays without efficiency loss.

Sidewall metallizations route heat through metal elements to reduce thermal load and prevent phosphor quenching.

Dynamic light transmittance adjustment prevents residual charge accumulation in PIN photodiodes, ensuring high precision fingerprint image capture.

Segmented Hall elements and asymmetric layouts enable multi-gear detection, resolving the limitation of single-element neutral-only sensing.

A display panel uses region-specific pixel arrays and intermediate transition pixels to conceal luminance differences around an under-screen camera.

A protection diode bypasses negative charges to ground during electrode formation, preventing electrostatic breakdown in miniaturized semiconductor amplifiers.

A transparent pad layer fills recesses between color filter patterns to create a planar surface for the black matrix layer.

On-chip integration eliminates cable impedance and sequential delays, enabling rapid parallel testing of millions of PCM switch cycles.