Solid-State Devices TRIZ Cases

A Formula 1-1 organometallic emitter raises OLED efficiency through horizontal dipole orientation while resisting decomposition during thin-film formation.

Vertical die partitioning brings memory arrays closer to logic, easing manufacture while improving bandwidth and parallel processing for large data sets.

Matching forward voltage across multi-junction and single-junction LED chips enables common anode or cathode layouts with uniform light output.

Localized heating and rolling pressure separate transfer from bonding to improve micro device alignment and yield without overheating bonded regions.

Alternating reflective layers block annealing laser light from reaching metal wiring, improving 3D memory yield and reliability.

Quantum dot color conversion and modular micro-LED sub-pixels improve full-color display integration, pixel density, and color accuracy.

Vertical stacking of multi-color micro-LEDs with reflective optics boosts pixel brightness and resolution while limiting crosstalk and power use.

Unequal reflector wall heights expose the phosphor side surface to spread light laterally, reducing backlight color shading without tighter LED spacing.

Exposed top and bottom chip surfaces enable vertical CSP LED packaging with wire bonding access, higher yield, and better light emission.

Rigid pixel islands, side light conversion layers, and reflective layers boost red emission while preserving flexibility in stretchable displays.

Channel precharge and negative word-line recovery improve 3D NAND programming efficiency while limiting soft erase and pass disturbance.

Vertically stacked light-emitting elements with different widths increase active area and raise internal quantum efficiency in high-resolution displays.

Support pillars and barrier material reinforce tall vertical memory stacks during processing, preventing collapse and reducing current leakage.

Aligned redistribution structures and interconnect placement let stacked dies switch signal paths across x4, x8, and x16 package designs.

Modular micro-LED panels use a studded frame insert structure to simplify large-screen assembly while improving heat dissipation and serviceability.

A backside regulator die shortens ASIC power paths with TSVs, cutting copper loss, heat generation, and failure risk.

A transparent cavity in a packaged photonic IC enables optical chip links that cut interconnect power and latency for high-bandwidth compute.

A laminated diffusion and black molding layer improves micro LED visibility by reducing luminance loss and color change from the circuit board.

A heated thermocompression sheet supports and bonds a wafer during dicing, removing frame maintenance and improving chip processing productivity.

Direct channel-to-conductor coupling in stacked memory cell strings improves contact area and electrical reliability in narrow trenches.

Placing one TFT on each side of the substrate and linking them through a via cuts pixel transistor area while preserving polysilicon and oxide TFT benefits.

A vinyl ether resin blend keeps semiconductor wafers bonded during high-temperature processing, then allows clean blade or slide peeling without residue.

Modular LED pixel units ease micro-LED replacement and balance RGB light output by varying cell area with wavelength conversion.

Light-transmitting substrate regions expose conductive pads for back detection of Mini LED and Micro LED cold joints before display defects spread.

Transferred microdevices are connected through patterned planarization openings and reflective layers to improve yield and light uniformity.

Ion-implanted insulating barrier areas form closed chambers around each light-emitting device, cutting leakage current and enabling higher pixel density.

Electrode extensions and vias are spaced to balance current spreading and electrostatic field uniformity, improving LED emission efficiency.

An integrated avalanche diode and bipolar transistor clamp ESD spikes at a defined trigger voltage while saving semiconductor area.

Thermal relief holes in bonded sapphire and silicon wafers reduce warping, improve durability, and support larger wafer production.

A conductive bonding layer joins LED modules to a motherboard, easing large-display assembly while reducing visible seam black lines.

Embedding PCM inside BEOL vertical vias increases feature density while easing metallization pitch limits and reducing fabrication overhead.

Routing signals through an intermediate die balances loading in 3D memory stacks and reduces arrival-time skew between dies.

Segmented bank patterns and variable-width pixel electrodes improve light emitting element placement and raise display light output efficiency.

Reflective, semi-transmissive, and buffer layers create multiple narrow EQE spectra, enabling filterless wavelength-selective sensing.

A tailored OLED ink composition suppresses solvent side reactions, improving organic-layer storage stability, efficiency, and lifespan.

A dual-phosphor PC red LED structure boosts blue-light absorption, cuts blue pass through, and protects fluoride phosphor from moisture.

Passive v-grooves and barrier structures align lens arrays on photonics dies, simplifying assembly for higher yield and volume.

A conductive interlayer bonds III-V devices below CMOS, cutting contact resistance while improving density, light transmission, and routing flexibility.

Varying wiring widths across a multi-side circuit layer spreads power more evenly, reducing heat buildup and uneven display brightness.

A high-band-gap or high-k internal insulating layer in a 3D memory stack cuts operating voltage while preserving charge retention and memory window.

A multi-plane repair LED layout and stepped electrode connection prevent short circuits while lowering display repair cost.

A continuous liner from gate electrode to isolation regions limits alignment deviation and threshold fluctuation in scaled semiconductor cells.

A locally thinned light-shielding layer over the sensor preserves external light detection while maintaining inter-pixel contrast.

Photocurable quantum dot inks in via structures let monochrome micro-LED arrays generate uniform colors without tight RGB subpixel placement.

Separate scattering layers on primary and repair LEDs improve light extraction, cut luminance variation, and avoid full-panel rework.

A line-and-branch transparent electrode layout increases spacing around residue-prone regions to reduce short-circuit risk in miniaturized displays.

Patterned dichroic and AR coatings correct LED edge color shift and cut color variation while keeping optical flux nearly unchanged.

A reflective electrode pattern redirects downward-emitted light upward, cutting optical loss and improving display luminance.

A stepped gate electrode increases light transmission over the channel to clear electron traps and keep TFT threshold voltage stable.

A dual-host emission layer with metal-complex and Formula D-2 dopants improves blue OLED efficiency while extending service life.

A backside isolation structure and conductive cap link pixel and periphery regions to cut leakage current and avoid undesired P-N junctions.

A planar waveguide filter uses refraction and total internal reflection to counter microlens diffraction and improve CMOS image sensor quantum efficiency.

Controlled hydrogen zoning in TFT spacers preserves threshold voltage while enabling shorter oxide semiconductor channels for high-resolution displays.

Linear positive and negative signal routing simplifies transistor gate wiring, cutting parasitic capacitance and manufacturing variation.

Thinner inorganic insulating layers in the sliding connection area cut strain, helping prevent encapsulation failure and OLED peeling.

Vertically elongated electrodes with insulative rings stabilize ferroelectric memory reads by limiting polarization reversal and re-write needs.

A three-power-rail IC logic layout shortens conductive segments across the middle rail to improve speed and reduce electromigration risk.

A dual RF pin ESD scheme uses a coil and fast transient clamp to stop sub-100 ps overshoot while preserving RF signal integrity.

Multiple blue-emitting LED layers at different wavelengths raise backlight luminance and energy efficiency by lowering current density.

Overlapping shielding and data lines with the pixel trunk electrode cuts coupling while preserving aperture ratio and panel transmittance.

Sharing one layer between the photosensitive electrode and transistor gate cuts mask count, lowers cost, and shortens display panel processing.

Separated memory and circuit substrates with bonding metal layers raise 3D storage density while improving bonding tolerance and reliability.

A stepped contact hole sidewall shifts the opening off the mesa to prevent contact plug voids in miniaturized semiconductor structures.

A reflective-layer micro LED process boosts brightness and efficiency while avoiding OLED burn-in and backlight-related power loss.

An ion implantation fence around the trench limits carrier diffusion and sidewall loss, enabling tighter micro LED spacing and higher light efficiency.

Inter-block bridges reroute data around defective base-die fabric so required I/O, GT, and PS blocks stay reachable in 3D stacked chips.

A pixel-aligned light-converging layer boosts silicon-based OLED brightness for AR while supporting thin optical waveguide display designs.

A three-host OLED composition balances electron and hole transport to lower driving voltage, improve current efficiency, and extend lifespan.

A selective transmission film and wavelength conversion layer block adjacent micro LED light mixing without hard-to-fabricate partitions.

Convex dielectric lenses and a light-blocking grid focus incident light into each pixel, reducing crosstalk while improving quantum efficiency and SNR.

Pre-formed substrate texturing boosts near-IR absorption while allowing thinner pn regions to cut carrier recombination and protect reliability.

Timed shutter control matched to scanner motion keeps laser energy uniform along display cutting lines, improving cut precision and consistency.

Separating light emitting, driving, and light conversion modules improves micro-element placement for higher-resolution displays with less transfer complexity.

CMP can leave electrode recesses that weaken direct bonding; this case uses higher-CTE electrodes to expand during heating and restore contact.

A stacked reflective gate structure uses refractive index layers to boost light capture and sensitivity in small-pixel image sensors.

A recessed inter-pixel light shield blocks diffracted and reflected light leakage, reducing color mixing in back-illuminated CMOS sensors.

Low-energy radicals from a remote plasma enable conformal silicon carbide films with low dielectric constant while avoiding metal oxidation.

Segmented gate oxide formation limits STI exposure, cutting parasitic capacitance and resistance in RF device fabrication.

A mesh scattering pattern between the semiconductor body and buffer layer redirects trapped LED light to improve extraction efficiency.

A thin oxide layer of 50 nm or less supplies oxygen while limiting hole trapping, stabilizing oxide-semiconductor radiation detectors under exposure.

Electrical characteristic changes in bonded electrodes reveal positional shift between stacked semiconductor structures without enlarging connection terminals.

Removing sacrificial intermediary material creates an isolation gap that cuts parasitic conduction while preserving handle substrate support.

Using amorphous Ge absorption and amorphous Si carrier multiplication, this LWIR detector enables room-temperature sensing with simple, low-cost fabrication.

Transparent crossbar interconnects and isolated LED segments improve addressability and connection reliability in dense LED arrays.

A three-substrate stack links sensor, readout, and logic circuits to shrink chip size while preserving pixel area reduction.

Laser-tuned modulus zones in a single protective film improve fold-area flexibility while preserving impact resistance in foldable displays.

Distributing active and passive VR components across stacked dice increases passive volume, cuts routing loss, and supports higher current and input voltage.

Adjusted bitline and wordline routing shrinks termination tiles while preserving loading consistency and reducing die area in multi-deck memory.

Randomly polarized ferroelectric grains give FeFET synapses smoother, more symmetric analog states for more accurate AI and ML training.

Routing Mini-LED transmission lines onto the substrate back side cuts parasitic capacitance and prevents unintended backlight illumination.

A bipolar interlayer spaces dopants from the exciplex interface, spreading excitons to cut quenching, energy loss, and OLED efficiency roll-off.

Shared readout paths average multiple optically black reference pixel columns to cut circuit area and inter-die links while preserving noise compensation.

A phase adjustment layer varies reflected-light path length to suppress multilayer interference and stabilize pixel sensitivity for distance imaging.

A vertical transfer gate overlapping backside trench isolation improves pixel isolation, cuts cross-talk and blooming, and helps prevent substrate cracking.

Small-aperture lenses and concave mirrors improve coupling to small photodetectors, reducing misalignment sensitivity in compact high-speed receivers.

A variable-thickness photoelectric conversion layer expands photocharge volume while preserving efficient transfer in smaller image sensor pixels.

Thermally conductive pillars link metal layers across the package to dissipate heat from both chips and prevent heat buildup.

Copper-block heat paths and a redistribution layer remove sealing film and pick-and-place die shift, improving LED cooling and optical output.

A double BOX front-side imager separates thin-layer pixel biasing from thick-layer photon reflection to improve absorption and image capture efficiency.

A diffusion barrier in the stacked chip bonding region blocks hydrogen or deuterium during annealing, protecting logic circuits.

A shared receiver and transmitter multiplex through-electrode signals to cut I/O circuit area and avoid data collisions in stacked memory chips.

Bump bonding, reflective underfill, and a black cover stabilize micro LED connections while improving light efficiency and reducing sub-pixel interference.

A carrier-absorbing region between the APD and compensation diode blocks interference, enabling accurate temperature compensation at lower cost.

A bank layer splits emission areas and adjacent sub-areas to isolate sub-pixel driving defects and reduce visible dark spots.

Internal Peltier cooling embedded in a semiconductor substrate targets chip hot spots, reducing reliance on external package cooling.

A vertically stacked FET structure cuts stray capacitance, resistance, and power use while improving interconnect reliability and signal integrity.

Double-layer fan-out routing separates data and touch leads to shrink display bezels while preserving signal integrity and process yield.

An insulated micro LED structure protects thin InGaN active layers from surface damage, preserving luminance and reliability in high-resolution displays.

By removing the package substrate and PCB, this 3D package shortens signal and power paths for faster data links and stronger power delivery.

Centrosymmetric LED grouping with protected wiring and pad layout improves heat dissipation, mechanical reliability, and color uniformity.

A lateral diode keeps current flowing after wafer thinning by shifting the path into lateral epitaxial connections for backside power rails.

Separated gate electrodes and contact-hole routing limit ESD charge buildup in oxide TFT pixel substrates, reducing source-gate leakage.

A stacked resonator with tuned refractive-index layers improves optical spectrum accuracy while keeping multispectral imaging filters simpler to make.

A chromium-rich oxide layer on stainless steel bonds bismuth glass without nickel plating, improving adhesion, bending strength, and moisture barrier.

Prebuilt substrate, reflective, and phosphor layers improve LED color targeting, light extraction, and manufacturing efficiency at lower cost.

A common LED wiring pattern enables series-parallel switching while cutting wiring complexity, wire absorption, and light loss.

Recessed copper pad structures keep the bonding plane flat in stacked image sensors, preventing gaps, copper diffusion, and white spots.

An inorganic insulation layer enables transferred micro LED transistors to achieve high electron mobility while easing poly-silicon uniformity limits.

A recessed reflective electrode on a tapered through-hole coating redirects micro-LED light to improve extraction efficiency and contrast.

Adhesive layers cover lens side surfaces to block light leakage, enabling a smaller housing-free image capture module with stable lens assembly.

Layered traces and signal lines cut coupling capacitance in the display region, enabling narrower borders without harming display quality.

A tuned light shielding width near the pixel opening cuts large-angle color shift while preserving opening rate, transmittance, and yield.

Segmented mesas and current-spreading electrodes improve current uniformity, boosting display brightness consistency and image quality.

A surrounding connection conductor layout lowers resistance and stabilizes pixel supply voltage to reduce uneven luminance and color.

On-wafer light shielding and optical integration shrink image sensor packages, simplify assembly, and improve imaging quality.

Multiple HBM cubes linked in series or parallel expand GPU memory capacity and bandwidth without increasing cube size or thermal footprint.

Tunnel junction insertion enables independently controlled blue, green, and red III-nitride LEDs with lower voltage and fewer defects.

Localized SOI regions and a superlattice reduce effective mass and scattering, boosting carrier mobility while integrating bulk and SOI devices.

Dummy epitaxial pixels around active BSI sensor pixels reduce CMP dishing, improve surface uniformity, and minimize dark current.

Moiré alignment markers and two-step nanoimprint lithography enable sub-200 nm overlay for scalable multi-layer metasurface manufacturing.

A backside electrode layout separates SPAD pixel contacts through the substrate to cut noise, preserve insulation, and improve short-wavelength sensitivity.

Temporary substrates and mask layers enable precise micro LED transfer, easing mounting while improving display resolution and color purity.

Transparent regions in micro LED electrode pads let light pass through the substrate while preserving electrical connection reliability.

Hydrogenated amorphous silicon sidewall passivation raises the electron barrier, cuts recombination, and avoids high-temperature anneal limits.

A two-layer Rt-QFN lead frame carrier reduces chip stress and thermal resistance while improving electrical connection reliability.

A corrugated carrier surface controls adhesion so multiple micro-components can be transfer-printed in one step with high placement density and precision.

A frame-region protective structure blocks diffraction effects and stabilizes catalyst density to reduce line breakage in ultra-high PPI displays.

Segmented pixel electrode branches shorten ITO signal paths in large LCD pixels, reducing voltage attenuation and brightness non-uniformity.

High-doped silicon via-hole collimators filter ambient infrared noise in CIS, replacing thick glass to cut bulk, cost, and assembly complexity.

A metal cap layer on ruthenium via plugs blocks Cu-Ru intermixing and void formation, preserving low-resistance interconnect reliability.

A protective layer between the base substrate and light adjustment layer attenuates laser energy to prevent bulging, discoloration, and peeling.

A large optical aperture focuses light onto a smaller isolated sensing region to cut dark current, read noise, and crosstalk in low-light imaging.

Lateral fin extensions in a deep trench MIM capacitor raise electrode area and capacitance density while keeping image sensor footprints compact.

A reflective trench beside the transistor redirects rear light away from the pixel circuit, improving light alignment and display reliability.

A transmission area beside second sub-pixels lets under-display optical devices receive more light while preserving luminance uniformity.

Pre-depositing an inner dielectric layer compensates for slower hole-side deposition, improving DRAM capacitor thickness uniformity and leakage.

A lower-band-gap active-layer portion boosts laser photosignal strength while separate regions preserve mobility for high-refresh displays.

Grid and dummy wiring in the peripheral region equalize transmittance with the pixel area, hiding the display boundary in transparent panels.