Solid-State Devices TRIZ Cases

Oppositely biased n-well and p-well poly resistors cancel voltage dependency and limit self-heating for low-distortion high-voltage ADC audio paths.

An inverse-tapered metal layer shields wirings and transistors from laser light while preserving sensor-area transmittance.

Shared power lines across adjacent rows simplify routing and cut congestion while preserving drive current in smaller integrated circuit cells.

A fully depleted pixel amplifier with a perpendicular gate-strip layout suppresses RTS noise while enabling smaller, denser CMOS image sensors.

A concentric vertical capacitor boosts capacitance density in 3D-NAND while saving chip area and reducing dielectric breakdown risk.

An offset large-small pixel layout and opaque element absorb diffracted light to suppress petal flare without blocking direct image light.

Sequential oxide formation and selective removal reduce boundary misalignment and thermal load in memory and selection transistor gates.

A reflective circuit structure with a light-transmitting window improves LED output uniformity, cuts hot spots, and reduces emitter count.

A hybrid red phosphor structure cuts blue pass-through and narrowband phosphor use while improving PC Red LED color purity and reliability.

Wall-shaped separators between pixel color filters cut crosstalk while preserving lens-to-photodiode spacing and light collection.

Different etch-selective insulation layers prevent air gaps under light-emitting elements and keep contact electrodes stable and connected.

A metasurface metalens replaces multi-lens infrared optics to simplify assembly, cut tolerance issues, and keep clear fingerprint imaging.

Varying current-spreading layer widths by wavelength improves red luminous efficiency while keeping RGB luminance more uniform.

Separating LED chip growth from the drive backplane enables tighter Micro LED spacing, higher PPI, and better light conversion.

Segmented pixel electrode branches tied to different TFTs shorten ITO paths, reducing voltage attenuation and uneven LCD brightness.

A gate auxiliary structure enables submicron gate width, shortening the channel layer to shrink panel area and raise aperture ratio for high-PPI displays.

Openings in the insulating layer and DC alignment signals guide light-emitting elements into accurate electrode contact with fewer alignment defects.

A mixed event and gradation pixel layout shares color filters and localizes detection circuitry to shrink pixel area without losing signal output.

A capped pixel isolation structure contacts the antireflection layer to block debris, improve yield, and strengthen pixel separation.

Stacked microelectronic units use optical interconnect layers and cooling channels to scale PIC packaging beyond thermal and mechanical limits.

By combining a vertical SCR with a vertical NPN and an internal p-well resistor, this case raises holding voltage without sacrificing ESD current.

Varying current-spreading layer widths and indium content balances red, green, and blue luminous efficiency in high-resolution displays.

Gradually reduced LED pitch near substrate seams compensates splicing tolerance, cutting seam visibility and preserving uniform display spacing.

A strap cell layout places parallel gates and conductive segments to cut die area, reduce parasitic loads, and speed memory circuits.

Segmented encapsulation on island substrates uses trench-exposed inorganic layers to block moisture ingress without sacrificing display flexibility.

A master memory die aggregates parallel bank data from stacked die through vias, raising bandwidth while limiting die area growth.

A ferromagnetic layer between rewiring and the semiconductor integrated circuit blocks magnetic fields and preserves image quality.

A polycyclic TADF dopant boosts reverse intersystem crossing in OLED emission layers, improving blue-light efficiency and operating life.

Sized contact holes preserve the micro LED protective film during transfer misalignment, improving lighting reliability and manufacturing tolerance.

A flat phosphor-on-transparent layer with reflective sides preserves wavelength conversion while keeping LED source size small for higher brightness.

Non-overlapping stacked photosensitive layers widen wavelength capture and preserve sensing area for higher dynamic range and richer image detail.

Patterned recesses filled with a different-CTE material relieve stress and delamination in semiconductor stacks, improving yield and reliability.

Segmented front and rear emission pixels with electrodes and a reflective layer enable independent dual-sided image display with less interference.

A TiO2-filled resin reflective layer with controlled modulus and opening layout boosts reflectance on thin mini-LED and μ-LED substrates while limiting warpage.

A periodic refractive-index optical layer directs emission to suppress stray light while raising luminance and lowering power use.

Vertical stacking of red, green, and blue LEDs cuts chip count and pixel area while keeping pad formation stable for surface mounting.

Asymmetric reflective light exit holes redirect and concentrate emitted light, improving HUD brightness and clarity in strong ambient light.

An on-chip capacitive RC snubber formed in the semiconductor substrate cuts PCB area and process cost while damping voltage transients.

A light-absorbing layer and reflective blocking walls suppress stray light between adjacent Micro LED pixels, improving display quality.

A guard-ring-aware APD wiring layout limits hot carrier trapping and field concentration, stabilizing breakdown voltage and lowering dark count.

An undoped liner layer between the absorption structure and vertical well blocks dopant diffusion, cutting dark current and preserving quantum efficiency.

Subwavelength uneven surface structures extend light paths in avalanche photodiodes while suppressing back-surface reflection and crosstalk.

A stacked oxide semiconductor layer cuts interface traps and oxygen loss in organic imaging elements, improving afterimage behavior and image noise.

Blue light scattering or absorbing layers around a quantum dot LED package raise wavelength conversion efficiency with a manufacturable layered structure.

A sacrificial region and barrier wall enable selective etching of 3D structures, opening contact zones without roughness or damage nearby.

Placing buffer input and output pins on one routing track cuts detours and vias, reducing IC signal skew across PVT conditions.

A thermal conduction layer replaces the silicon substrate to cut electron backscatter while preserving heat removal in electron imaging detectors.

A spaced electrode layout connects the active layer without via holes, cutting photomask count, lowering IGZO display cost, and improving yield.

Recessed regions and tailored photodiode doping block stray light from the storage node, reducing parasitic crosstalk and improving pixel accuracy.

An SCR trigger circuit uses transistors to lower ESD trigger voltage and block leakage current in low-voltage integrated circuits.

Automated load cell, position, and current sensing improves bonder force calibration accuracy while cutting manual setup time.

Bent interconnection lines straighten and rotate OLED and TFT electrodes during stretching, preventing cracks while preserving display operation.

Integrating a decoupling capacitor over isolation structures stabilizes power signals, reduces noise, and avoids extra layout area.

Selective metal oxide and nitride interfacial layers cut capacitor leakage and trap sites while preserving capacitance in high-aspect-ratio memory cells.

Flat-layer coverage and a bonding block prevent metal shorts and substrate over-etching, stabilizing voltage and grayscale control.

Air layers around inner and outer grid layers isolate adjacent pixels, suppress color-filter crosstalk, and improve signal quality.

Integrated fluorescence filters and a microlens array enable ultrathin, high-resolution field microscopy without frequent filter replacement.

Placing bonding pads above a continuous planarization layer reduces bezel width while blocking short circuits, noise interference, and moisture ingress.

A gate-overlapping pixel contact hole with a transparent connection electrode cuts light leakage and preserves LCD transmittance.

Asymmetric photoetching forms a tapered annular aperture that reduces metallic gloss, flare, and ghosting while improving handling in camera modules.

Optimized gate-to-electrode spacing shrinks thin-film transistors and adjacent transistor pitch while preserving display quality.

Selective removal of banks and insulating layers boosts transparent display transmittance while anode protrusions suppress diffraction.

Different filling materials between tiled display panels reduce visible seams, light interference, and water vapor transmission.

A parallel diode grown on the same epitaxial substrate protects solid state emitters from ESD while avoiding extra parts and connection steps.

Multi-layer p-type charge generation with different organic-inorganic dopants improves charge transfer, boosting OLED efficiency and lowering voltage.

Copackaging the photodetector and readout circuit cuts PCB trace parasitics, reducing noise and channel mismatch in LiDAR.

Inner cutting portions in the passivation layer split the hole injection layer into isolated blocks, reducing OLED sub-pixel crosstalk.

Symmetric shared-pixel electrodes and a protruding wire extension improve heat release from light-emitting elements while limiting wiring complexity.

Extending a micro LED pad onto the dielectric surface secures bonding area and stabilizes electrical connections on the mounting substrate.

Stepped front-to-rear wiring moves driver connections off the display face, shrinking bezels and preserving uniform pixel pitch across tiled panels.

Distinct optical and normal pixel-array layouts pass light to under-display optical devices without enlarging the bezel or degrading image uniformity.

A tunnel-junction n-type barrier limits Si diffusion into p-type nitride layers during later LED growth, preserving conductivity and multi-layer integrity.

Direct contact between stacked memory channel layers removes channel plugs, cutting programming interference while improving electron transfer and density.

Horizontal single-crystal silicon cores with etched memory sleeves improve 3D memory conductivity while reducing wafer bow.

A hexagonal SiC MOSFET-Schottky structure cuts forward voltage drop, device area, and parasitic-inductance oscillation.

Inter-pixel charge holding and reset control switch conversion efficiency to widen dynamic range without enlarging pixel area.

A dual-metal bonding pad with an opening enables stable eutectic joining in micro LED panels while reducing solder overflow and poor bonding.

An annular laser-modified layer enables clean peripheral surplus removal during wafer thinning, reducing edge chipping and device contamination.

A stretch film spaces LEDs uniformly at micro scale, improving light uniformity and durability without added diffusion parts.

Within-pixel potential addition drives avalanche photoelectric conversion without a dedicated high-voltage supply, improving low-light sensitivity and resolution.

Parallel sub-transistors and dielectric fins shrink eFuse cell area, enabling denser nonvolatile memory integration in advanced chips.

Vertical stacking with solder balls and conductive pads raises memory capacity within the same PCB footprint while helping manage latency and heat.

Horizontally stacked RGB LED units cut pixel mounting time, relax wavelength stacking limits, and improve color mixing and contrast.

Adjustable-adhesion substrate transfers place LED diodes at different pitches, improving display yield, alignment, and manufacturing cost.

A stacked frequency correction circuit uses oxide semiconductor switches to trim oscillation frequency while limiting circuit area and power use.

A single-die ESD structure pairs low-capacitance steering diodes with buried and backside Zener diodes to cut area, I/Os, and cost.

Opposing-direction light-emitting portions and regional transmittance tuning reduce viewing-angle color shift above under-display modules.

Square well microstructures form resonant cavities that boost visible and near-infrared absorption in one integrated multi-band photodetector.

An amorphous region and boron-doped electron suppression region curb dark current and preserve photosensitivity in image sensors.

Polysilicon gates with thick oxide replace HKMG in high-voltage regions, avoiding CMP thinning and enabling gate areas above 1 μm².

A disposable laser-transparent transfer member enables clean LED transfer and bonding on display substrates while protecting the laser transmitter from flux contamination.

Measured avalanche luminescence is used to correct linearity and interpolate defective pixels, suppressing adjacent-pixel false counts.

Pre-charging the pixel working node expands capacitor voltage swing, boosting imaging dynamic range with low power overhead.

Sequential ICP-RIE and ion beam trimming shape MTJ sidewalls to shrink MRAM area, cut power use, and improve temperature stability.

Frontside and backside silicide contacts increase 3DIC transistor connectivity while reducing standard cell height and easing routing.

Overlapping common electrodes and conductive portions block wiring-line fields, preserving pixel aperture ratio and display luminance uniformity.

Inserted substrate contact holes and laser absorption layers prevent peeling, isolate pad portions, and hide tiled display boundaries.

Multiple LEDs with different light distribution curves are integrated in one chip to tailor brightness across viewing angles.

Segmented sidewall spacer layers prevent over-etching and micro-loading effects by maintaining a planar surface on the base substrate.

Non-uniform opposing electrode thickness improves edge coverage and prevents electrical shorts while reducing reliance on costly fluorine-based resins.

A three-dimensional semiconductor memory device stacks electrodes vertically to increase integration density without requiring finer lateral patterning.

An asymmetric constriction structure stabilizes domain walls in a magnetic member, reducing shift errors caused by structural asymmetry.

Simultaneous programming of adjacent word lines in a 3D CAM block vertical string array prevents temperature-induced data corruption during manufacturing.

Integrating light emitting components on the substrate prevents position offsets and reduces production costs during manufacturing.

Deposition suppressing layers on conductive pattern interfaces prevent void formation in 3D semiconductor memory structures.

Segmented light shielding films in pixel trenches prevent color mixture from oblique rays while preserving phase difference detection accuracy.

A Hall effect sensor uses a buried N-type plate overlaid with a P-type cover layer to detect magnetic fields.

Segmented diffuser protrusions and inclined wall parts prevent light leakage between compartments, resolving contrast ratio loss during local dimming.

Adjustment units introduce phase differences to suppress grating diffraction and improve light-output efficiency.

Asymmetric component orientation resolves wire bonding space constraints while increasing power density.

Tetradentate organometallic compounds in the emission layer deliver high luminescence efficiency and extended lifespan without increasing driving voltage.

Through-silicon vias and metal interconnects replace wire bonding, reducing assembly time while maintaining optical performance.

Integrates color filter patterns directly onto thin film transistor array substrates to eliminate separate assembly steps.

A pseudo-channeled DRAM architecture doubles memory bandwidth by sharing command address and data strobe pins across multiple logical channels.

Segmenting gate and tunnel insulating films maintains threshold stability and reduces power consumption despite inter-cell interference challenges.

A liquid-crystal display pixel structure uses a localized organic layer to create height differences that control electric field intensity.

Novel BimBim metal complexes coordinate to one or two metal centers to serve as emissive materials and n-dopants in organic light-emitting diode devices.

Alternating sub-pixel groups at steplike edges distribute luminous colors, reducing the color edge phenomenon caused by uniform RGB arrangements.

A reflective metallic matrix surrounds pixel units to redirect light and boost brightness in display panels.

A multi-view display uses a blocking layer to separate interior and exterior screens, enabling independent pattern generation on each side.

A photo sensor uses multiple light incidence layers with varying transmittance to detect external luminance levels.

Thermal annealing forms a high resistivity surface layer on the base wafer to suppress thermal donor formation and maintain resistivity stability.

Interconnected dumb-bell cells and variable-width connectors expand the display area uniformly, preventing image distortion during stretching.

A display panel uses quantum dot converters to transform blue light into red and green wavelengths without absorbing the original emission.

Segmented gate dielectrics with localized nitrogen suppress leakage current while maintaining uniform reliability across voltage regions.

Nesting a protective element under the light emitting element reduces the mounting footprint while a light reflecting resin prevents optical absorption.

AuSn bonds join a glass UV cap to a mounting substrate, resolving adhesion issues while maintaining high ultraviolet light transmission.

A liquid crystal layer and prism structure refract light from curved display areas to match flat area emission, correcting white angle difference distortion.

Thermally evaporated rough crystallized layers improve light extraction efficiency without increasing device complexity or manufacturing costs.

Asymmetrical source and drain regions in a split gate structure reduce programming current and eliminate ultra-thin tunnel oxides.

Conformal deposition controls gate bottom height to resolve manufacturing complexity while increasing memory density.

White organic stacks paired with variable electrode spacing create resonant optical cavities that boost light emission intensity in head mounted displays.

Vertical electrode stacking increases integration density while reducing manufacturing complexity in multilayer memory structures.

Positioning data signal lines between electrode sets reduces coupling capacitance variations that degrade picture display quality.

A display device integrates semiconductor pixels and circuit switches within a single layer stack to enable high luminosity.

An infrared sensor absorption structure stacks insulating and reflective films to maximize the infrared radiation absorption index.

Variable resistance devices in a storage array encode logic relationships, resolving high energy consumption and poor retrieval efficiency.

Inter-structure conductive layers electrically interconnect isolated light-emitting structures on a phototransmissive substrate.

A group III nitride compound semiconductor stacked structure uses a plasma-activated sputtering process to deposit a first layer containing columnar crystals.

DC-sputtering and annealing repair rare earth-doped silicon-rich oxide damage to enable uniform light emission in CMOS ICs.

Segmenting the OLED display into distinct emission and transmission zones prevents background image distortion while maintaining device functionality.

Segmented voltage connection areas align with routing tracks to enable independent power supply selection for each standard cell.

A light emitting device uses a specific gap width between the lead frame and resin to manage thermal stress.

Air gaps insulate FinFET source and drain regions from the substrate to reduce leakage currents.

Variable thickness distribution positions the neutral plane to minimize stress at bending portions, preventing damage during repeated folding.

Volumetric metal film expansion creates uniform pillars to resolve shape non-uniformity during high aspect ratio feature formation.

Rib portion underfill material secures sapphire substrate via bottom attachment only, preventing compound semiconductor cracking during laser lift-off peeling.

Staircase configuration of stacked conductive layers minimizes semiconductor memory device surface area while maintaining patterning precision.