Solid-State Devices TRIZ Cases

Hard second protrusions support the resin cover during curing and singulation, reducing sink marks and stabilizing LED package height.

Monolithic integration of an inorganic light-emitting unit on an organic substrate improves flexible display resolution and light efficiency without mesa etching.

Faceted and smooth lens regions use total internal reflection to redirect stray LED light into uniform backlight patterns with less glare.

A non-rectilinear reflective light channel guides light to the active surface, improving directional detection or emission in compact optoelectronics.

Segmented doping and quantum well intermixing improve μ-LED directionality, cut non-radiative recombination, and extend lifespan.

Adhesive tape and trench-cut conductive vias stack semiconductor packages without an interposer, improving warpage control and simplifying manufacture.

Varying same-color filter thickness between edge and center pixels reduces crosstalk and evens sensitivity across the image sensor.

A monolithic InGaN pixel emits red, green, and blue without color converters or pick-and-place assembly, cutting losses and complexity.

A stacked LED bracket expands chip placement area while preserving insulation trenches to raise luminance and prevent short-circuiting.

A movable pressing tool pre-flattens warped semiconductor packages so chuck vacuum can hold them stably without shifting or vibration.

An offset stopper layer and word line protrusion prevent bit line contact shorts under misalignment, improving semiconductor memory reliability.

Integrated rectifier chips and a voltage reduction resistor let LED packaging run directly on AC or DC while improving heat dissipation and reliability.

Two APDs with different light-receiving areas share control through inverter-linked switches to cut circuit area and power while preserving sensitivity.

A conductive sublayer replaces the semiconductor at the capacitor interface, stabilizing storage capacitance and reducing signal crosstalk.

Layered dielectric materials raise effective permittivity in DRAM capacitors, increasing charge storage within a limited footprint.

Different transistor characteristics and lower subpixel density in the camera overlap area improve transmittance without sacrificing display quality.

A gate contact plug isolated from lower gate electrodes improves electrical reliability in vertically stacked memory while supporting higher storage density.

Different electrode areas limit solder diffusion while maintaining current distribution, improving optical efficiency and mounting stability.

A stacked two-sensor package uses an interposer and light-pervious encapsulation to enable two-way light detection in less space.

An expandable airbag layer raises chip bumps to compensate for thickness irregularities and prevent non-contact defects during LED transfer.

Integrating the drive transistor into each Micro LED chip avoids complex compensation circuits and supports dense, efficient transfer for high-resolution displays.

A common conductive structure and light-transmissive layer replace conductive pillars to raise pixel density and simplify LED display packaging.

A thin filler-based optical film placed close to light emitting elements improves light scattering, image quality, and layer simplicity.

A vertically stacked LED pixel increases luminous area in a compact footprint while reducing light leakage and mounting defects.

Ring-shaped quantum dot density tuning around UV LEDs reduces backlight color shift and improves uniform white emission in plane.

Sequential laser liftoff releases epitaxial layers one sacrificial layer at a time, boosting wafer reuse while reducing substrate damage and cost.

Moving pixel transistors to the opposite substrate surface preserves charge storage area and noise characteristics in stacked color photodetection pixels.

Patterned Fabry-Perot filters reflect unconverted micro-LED light back into color conversion layers, improving output color purity and conversion efficiency.

Rear-side bonding, fan-out lines, and pattern holes shrink tiled display seams while preserving substrate bending strength and immersion.

A shared N-well varactor and PMOS layout cuts anti-fuse cell area and on-resistance while improving read speed and reliability.

A multilayer line layout in the notch region cuts scanning-data coupling, reducing crosstalk and improving display stability.

Light source grooves in a direct backlight light guide plate spread LED light laterally, improving HDR uniformity without added lens thickness.

A stacked photoelectric conversion layout shifts transistor functions beside the imaging section to cut pixel area and improve SNR.

Multiple voltage domains let avalanche photodiode pulses be reshaped and down-converted for faster, more integrated signal processing.

An oxide semiconductor layer shields the contact opening from etching and oxidation, keeping interlayer conduction stable and resistance low.

Curved concave light extraction patterns redirect trapped emitted light in OLED displays to raise luminance and lower power consumption.

Varying SOI layer thickness by region lets logic, RF switching, and power/I/O devices share one substrate without sacrificing speed or threshold control.

A recessed light-shielding structure expands drain contact area through the buffer and insulating layers to cut resistance in AMOLED substrates.

Stepped protruding and recessed substrate edges enable double etching, easing curved display forming while lowering bending stress.

A stacked pixel layout places circuitry above the photosensitive region and links them by conductive trenches to raise fill factor without losing CMOS compatibility.

A flexible optoelectronic foil bonded to transparent base bodies enables unified vehicle glazing displays without sacrificing manufacturability.

A stacked fan-out and binding layout moves source-side connections vertically, cutting bezel space while maintaining one-to-one electrical routing.

A thin single-crystal oxide layer around the light emitting element core blocks impurity diffusion and reduces surface defects for more reliable displays.

An LED substrate placed in the non-display region narrows spliced screen gaps while preserving LCD resolution and controlling cost.

Charge trapping beneath buried-layer grooves raises substrate resistivity to cut RF loss while relieving epitaxial stress and deformation.

A stacked deep-N-well ESD clamp tunes snapback through well doping and layout to avoid gate oxide breakdown and false triggering.

Segmented laser-ablation and adhesive layers enable faster LED transfer with precise spacing, lower cost, and reduced display mura.

A transparent conductive terminal protective layer shields copper TFT terminals from etching during silver pixel electrode formation.

A tapered pixel separation wall blocks oblique and scattered light between color filters while preserving quantum efficiency in imaging sensors.

A light-blocking printed layer and multi-layer coating stack suppress external reflection without a polarizer while preserving display quality and durability.

Displaced shield terminals between adjacent pixels form a shield region that suppresses noise and improves bonding reliability in stacked imagers.

A spaced separation structure at the photoelectric conversion level cuts pixel crosstalk while preserving light absorption for autofocus accuracy.

Stacked light shielding openings block stray and ambient light around sensing elements, improving signal quality with simpler fabrication.

A dual-transmittance optical member helps a separated lens unit maintain even illuminance despite LED-to-lens axis deviation.

Separate reset paths and floating diffusion nodes keep pixel and reset levels within transistor range, preserving image quality across exposure modes.

A porous semiconductor layer and common waveguide layer improve micro-LED coupling by matching refractive index and reducing radiation loss.

An overlapping well SCR layout shunts ESD currents with a local power-to-ground clamp, protecting IC I/O terminals without extra guard rings.

Two pixel cells with different areas and added capacitance widen dynamic range without time lag, larger pixels, or higher noise.

Separate voltage lines across stacked sensor and processing chips improve avalanche diode operation while protecting wiring reliability.

Using TiI4 and a nitrogen precursor, this case shows how low-temperature TiN deposition preserves crystallinity and low resistivity.

An extended drain overlapping a ferroelectric layer enables linear multi-resistance switching with simpler two-terminal read, write, and erase.

Conductive bonding lines drain charge from oxide semiconductor films during photoetching, reducing electrostatic breakdown and improving array substrate yield.

A shared bottom electrode links adjacent single-side capacitors, simplifying fabrication while preventing top-to-bottom electrode shorting.

A graded polysilicon via improves ohmic contact while increasing infrared transparency in stacked image sensors.

A stepped doped region and active layer over side and top surfaces reduce total internal reflection and widen semiconductor chip emission.

A 3D gate with horizontal and vertical portions improves channel control and lowers noise without the high finFET process cost.

A covering film clearance cuts chip-end tensile stress in stacked image sensors, enabling transistor placement near edges and smaller chips.

A narrower second transmission gate cuts leakage and noise in dense pixels while preserving smooth electron transfer and image quality.

A low-index reflection component redirects lost light back into densely spaced image sensor pixels to improve quantum efficiency and image quality.

By combining gate, source, and drain in one metal layer and patterning the oxide layer once, this case cuts mask count, cost, and process time.

Direct laser welding bonds a glass cover to the substrate metal, avoiding resin cracks, vapor ingress, and bulky image sensor packaging.

A rotated TFT channel and gate layout improves light shielding stability while preserving display transmittance and limiting parasitic capacitance.

Reflective protrusions and integrated contact electrodes boost front light output, ease LED repair, and cut wiring resistance in self-assembled displays.

An anti-reflection layer on a planar Group III-nitride micro LED array boosts light extraction and helps limit cross-talk between adjacent emitters.

Mirror-symmetric distribution gates equalize charge transfer despite process variation, improving TOF distance measurement accuracy.

Layered light-blocking sections shield the charge holding section from stray light, cutting pixel noise without blocking photoelectric conversion.

A SiCr ring resistor structure lowers TCR and heat-driven resistance drift while simplifying chip fabrication through concurrent ring and via formation.

Localized doping in a germanium absorption layer confines carriers to reduce cross-talk, leakage current, and dark current in photodetectors.

Epitaxial charge layers on backside pixels and trench sidewalls improve CMOS image sensor signal-to-noise ratio while avoiding thick dielectric drawbacks.

A segmented subpixel layout shifts electrodes into sub-areas to preserve emission space, raising aperture ratio and luminance with simpler pixel structure.

An auxiliary electrode and passivation opening create a direct cathode connection that lowers square resistance without adding OLED process steps.

A high-conductivity bridge carries heat from the phosphor to the heat sink, limiting thermal quenching and keeping white LED color fidelity stable.

A fluorine-based sidewall etch removes conductive buildup after layer etching, reducing leakage while preserving underlying semiconductor layers.

Conductive layers and functional materials dissipate static charge in micro LED encapsulation, preventing ESD damage and improving display reliability.

Asymmetric LED sidewall angles help prevent die collision at smaller pitch, preserving yield and reliability in high-density displays.

A layered coil and insulating-gap layout extends creeping distance to prevent discharge without increasing transformer chip size.

A trapezoidal glass cover redirects sidewall reflections away from photodiodes, cutting image sensor noise without photoabsorbent materials.

Separated impurity diffusion regions create electric fields that improve carrier collection and suppress pixel color mixing in imaging elements.

Concurrent frontside and backside FEOL formation with thinner backside layers reduces wafer bow, warpage, and alignment errors.

A multi-depth transfer gate electrode improves charge transfer and cuts fixed pattern noise by limiting interfacial defects near the pixel.

A hammerhead MTJ profile and spacer-assisted damascene flow limit re-sputtered metal during etch, reducing MRAM shorts and contact failures.

A widened lower memory film profile keeps memory holes open during deposition, enabling semiconductor pillar formation and improving yield.

Vertical bit lines and side-ohmic contacts expand contact area, raising 3D DRAM density while lowering external resistance.

A sporadic UV-cured flattening layer smooths barrier-layer height changes to block moisture ingress without thicker films, extra masks, or light loss.

Flip-chip IC pads and a redistribution layer replace wire bonding, enabling thinner LED assemblies with more even pad layout and stable soldered connections.

Selective shielding of excitation light while transmitting fluorescence improves lesion image quality in stacked endoscopic imaging.

Vertical VFET and cylindrical capacitor stacking cuts DRAM cell footprint and raises circuit density beyond 2D fabrication limits.

Boundary-placed source wiring and in-region drain wiring shrink TFT footprint, increasing pixel light-transmitting area in high-resolution displays.

Refraction structures steer micro LED light forward to boost brightness and reduce color mixing across adjacent LEDs.

Measured device positions are grouped before laser transfer so substrate alignment stays within allowable deviation at high speed.

Conformal traces routed around display edges connect top contacts to a lower flex circuit, cutting bulk while improving routing robustness.

Optical chiplets separate HBM from the ASIC package, expanding memory bandwidth while easing footprint, power, thermal, and repair limits.

A non-conductive adhesive layer and outer-electrode substrate simplify micro LED transfer while improving placement accuracy and connection reliability.

Rounded inter-tier memory openings and sacrificial fill structures improve 3D NAND stack integrity and electrical performance.

Diffraction patterns in OLED input sensor insulating layers redistribute emitted light to improve lateral viewing angles and reduce color difference.

A roller pinion wafer pedestal enables in-situ rotation in carousel chambers to improve within-wafer uniformity without slowing throughput.

A depleted second N+ source region in a SiC DMOSFET raises body-diode turn-on voltage, reducing minority carrier injection and improving reliability.

A monocarborane platinum emitter layer boosts OLED luminous efficiency and electron mobility while extending service life.

Segmented wiring and wall structures spread LED strings across the emitting region to reduce color and luminance unevenness without high voltage.

By forming the black matrix and ink-jetted color patterns on the substrate, this case improves display visibility while reducing thickness, cost, and process steps.

Meandering wiring and electrode-free bend regions help flexible displays resist shorts and disconnections at small bend radii.

An intermediate bank with lyophilic sides and liquid-repellent surfaces reduces non-ejected ink areas and aligns light emitting elements.

High-transmittance cured film around metal wiring cuts blue-light absorption, improving LED display light extraction and luminance.

Prebuilt conductive repair paths keep light emitting elements electrically connected during pixel repair, reducing defects and preserving display operation.

Different epitaxial regions on protrusions and recesses emit multiple wavelengths directly, cutting LED size, cost, and phosphor-related aging.

A protruding ceramic frame surface keeps adhesive thickness sufficient on a narrow lid bond area, improving adhesion and reducing delamination.

Stacked active layers and tuned barrier doping enable a single-chip LED to emit white light efficiently with less phosphor and stronger output.

An aluminum oxide gate stack and shorter gate electrode control hydrogen diffusion, lowering drain/source resistance while stabilizing short-channel TFT behavior.

A dielectric interface between the bottom electrode and switching layer blocks metal diffusion, cutting FeRAM leakage and improving data retention.

A connecting layer links separated micro device units to a securing layer, strengthening weak post-contact joints under mechanical stress.

Directional light filtration and independent sensors suppress overlap lag from point light sources, improving fingerprint imaging accuracy.

A vertical high-field region inside each pixel shrinks avalanche photodiode area while avoiding edge breakdown and guard rings.

Mask openings matched to each micro LED improve laser focus accuracy, enable tighter spacing, and reduce substrate replacements.

Backside pyramid or prism pits scatter and refract incident light in BSI CMOS image sensors, reducing reflection and improving quantum efficiency.

A magnetic metal composite substrate lets Micro LED dies self-reverse for faster mass transfer, cutting flip-chip steps, time, and cost.

Selective shrinking of Vss and node contacts increases gate spacing, reducing gate-to-contact bridging in FinFET SRAM cells.

Tapered oxide isolation films through the substrate improve BSI light capture while limiting charge drift, dark current, crosstalk, and blooming.

A split lower-and-upper storage contact increases vertical contact area, easing scaled memory fabrication while lowering contact resistance.

Openings in insulation layers let connection electrodes reach contact electrodes, cutting contact resistance, heat, and luminance loss.

Paired light emitters in each pixel cavity preserve image uniformity and improve display yield when one LED is defective.

Shaped RGB openings in a light-blocking layer cut reflective color bands while preserving aperture ratio and helping extend LED lifespan.

AC electroosmosis via auxiliary electrodes aligns light emitting elements into emitting areas, increasing sub-pixel luminance.

An extended power line and light-shielding layer block light at the anti-static transistor while preventing static discharge from reaching pixels.

Selective organic layer mixtures replace color filters to cut optical crosstalk and improve image sensor SNR, resolution, and color purity.

Positive photoresist forms a reentrant LED spacer that avoids voids and shading, improving sidewall contact and moisture resistance.

A dam and spaced layer around the display opening cut dead space, preserving embedded camera function while expanding usable screen area.

A ferroelectric memory capacitor layout uses insulated array-periphery structures to limit read-disturb reversal and preserve non-volatile data states.

Light-splitting structures replace the PET light guide to cut optical loss, improve resolution, and simplify photon location detection.

Light-shielding layers with transmitting holes block OLED interference light and improve under-display fingerprint recognition accuracy.

Ion-track-assisted doping and annealing reduce vacancy defects in diamond, enabling practical n-type layers with high room-temperature electron mobility.

Bonded adjacent substrates and peripheral frame sealing expand tiled force sensing area while blocking liquid ingress at substrate joints.

Offset electrode lamination reduces pinhole-driven short circuits in roll-to-roll organic solar modules while preserving active area and low-light efficiency.

Rare-gas stripping or thin-film activation under ultra-high vacuum enables defect-free thermocompression bonding on elastic nanotopology surfaces.

Segmented ion-trapping electrodes and a shield layer block ionic deposits that can short display circuits in severe environments.

Separated n-layer regions and insulating-film openings improve emission uniformity while reducing mounting crack risk.

A laser-selective auxiliary pattern layer separates adhesive patterns to prevent LED offset, rotation, and transfer damage.

Via regions sized as multiples of cell units improve layout uniformity, signal routing, and memory density in vertical semiconductor memory.

A three-terminal ReRAM layout with an oxygen enhancement layer prevents shorts and stabilizes resistance switching in a compact cell.

An etched air-gap cavity around a TSV conductor lowers parasitic capacitance, supporting faster semiconductor operation and smaller chip layouts.

Silicon interposer defines optical reference plane for simultaneous transceiver module assembly, resolving trade-off between alignment precision and throughput.

Stacking clocked and non-clocked portions in separate tiers reduces routing congestion and dynamic current draw on the power grid.

An inorganic protective layer shields organic deep hole materials from hydrofluoric acid damage, reducing stress concentration and preventing metal line breaks.

A semiconductor diode uses a controllable gate electrode to induce space charges in the depletion region, adjusting forward resistance.

Maskless vapor deposition eliminates fine metal mask shadow effects, while a passivation layer protrusion reflects light to enlarge the emission area.

Annealing uplifts recessed channel trench bottoms to increase surface area and extend gate channel length in semiconductor devices.

Sidewall spacers define micro-patterns via selective etching, resolving alignment precision limits.

Front-side ion implantation forms gettering regions that trap mobile impurities, resolving manufacturing constraints of insulating substrates.

Integrating a refractive index matching layer within the cover window prevents total reflection, eliminating ghost mura without adding separate optical films.

An electrode frame spreads current across the n-type semiconductor layer, reducing crowding and thermal density while maintaining brightness.

A MISIM detector element uses a conductive shielding electrode layer to stabilize pixel capacitance and modify electric field distribution.

A spherical silicone lens with dispersed phosphor particles reduces color non-uniformity across all emission angles.

Stacked electrode blocks with elastic supports increase overlapping area and decrease spacing distance upon touch, resolving low precision in capacitive panels.

A thermal diode design directs current flow away from the surface into deeper semiconductor layers to reduce electrical noise.

Sequential etching of passivation layer grooves reduces photolithography steps in array substrate manufacturing.

Parallel FinFET transistors in ReRAM cells eliminate dummy gate lines, resolving voltage support limits while reducing device area.

A curved metal lead extends through a glass frit seal frame to enhance adhesion and maintain electrical connectivity within the LED enclosure.

Varying the width of transparent areas between pixel rows breaks periodic symmetry and eliminates diffraction interference in display devices.

Stacked ferroelectric layers with distinct coercive fields enable precise voltage-controlled polarization switching for dense data storage.

Patterned mask layers define through-holes in a dielectric stack, enabling smaller capacitor designs that prevent structural collapse during fabrication.

A dopant layer injected downward into an organic semiconductor channel reduces contact resistance via solid-state diffusion.

Through-hole electrodes replace bonding wires in a laminated optical module, suppressing high-frequency signal degradation and reducing crosstalk.

A quantum dot light-emitting diode employs a p-type oxide semiconductor hole injection layer to enhance charge transport.

A pattern forming method uses a selectively removable boundary layer to define voids between mask structures without secondary exposure.

A magnetic tunnel junction structure performs in-situ logic operations using voltage-controlled anisotropy switching.

A depletion mode N-channel MOSFET and diode structure shield sensitive IC inputs from excessive voltage levels.

Independent drain-side select lines enable partial block erase operations in 3D NAND arrays, reducing power consumption during small data writes.

Plasma treatment modifies metal layer surfaces before annealing to form stable silicide structures.

Micrometer-scale laminated heater structure activates getter material to resolve volume-reliability trade-offs in compact semiconductor vacuum encapsulation.

Support pillars extending through stacked memory layers resolve the trade-off between integration density and structural stability in 3D devices.

Dewetting a perovskite film creates discrete islands that absorb light while gaps transmit it.

Nano rod-shaped thin film joins inorganic and organic polymer layers to stop oxygen and water vapor ingress that reduces OLED service life.

Segmenting organic and inorganic insulating layers prevents moisture permeation at the pad unit without compromising flexibility across the bending axis.

A semiconductor device generates an internal reference voltage using a unit gain buffer to reduce electrostatic discharge sensitive elements.

A multispectral image sensor uses pixel arrays with distinct photosensitive wavelengths to detect multiple spectrums simultaneously.

Corrugated reflection layers enable diffuse light extraction in OLED microcavities, simplifying fabrication while boosting luminous efficiency.

A 3D memory device uses a substrate recess to release intrinsic and thermal stress from stacked layers.

Curved substrate edges and asymmetric insulating films reduce stress concentration at bending areas to prevent cracks.

A semiconductor structure uses strained silicon and silicon-germanium layers to tune transistor electrical characteristics.

Irregular LED arrays resolve area constraints by conforming to limited device envelopes, increasing light output efficiency.

Adding sulfur or selenium to the variable resistance layer stabilizes conductive filaments, improving data retention characteristics.

Dispersing semiconductor particles on carbon nanotubes forms a conductive network, resolving thickness and conductivity trade-offs in thin film transistors.

A 3-D security processor integrates memory arrays directly above pattern-processing circuits to eliminate external storage latency.

Segmented pixel regions with isolation structures reduce cross-talk and enhance auto-focusing accuracy.

Incorporating diphenylamine into organic EL layers prevents performance deterioration caused by vacuum pump outgases.

Pre-formed inspection patterns allow real-time mask position measurement and correction, preventing cumulative misalignment errors across multiple color layers.

Split second openings use capillary phenomena to maintain uniform thickness and prevent material mixing during deposition.