Solid-State Devices TRIZ Cases

Overlapping first and second electrodes across via regions lowers lap-electrode climbing height and reduces open-circuit risk in display array substrates.

A light-shielding layer and solvent-assisted chip alignment cut wiring reflection and improve LED mounting accuracy in display manufacturing.

Graded oxygen and nitrogen protective layers cut total reflection and shield the semiconductor layer, improving LED light extraction and chip reliability.

Small dummy POLY features in narrow IP block borders flatten CMP topography and prevent under-polish defects in integrated circuits.

Grooved micro-semiconductor chips and through-substrate electrodes improve transfer productivity while preventing short circuits in high-resolution displays.

Directional etching plus selective chemical etching removes thick dielectric between pixels while limiting plasma damage and etch stoppage.

Vertical stacking with TSVs shortens memory data paths while integrating NPU blocks to raise density and speed with less heat and noise.

By stacking non-volatile dies within HBM over TSV links, this case boosts capacity, preserves data through power cycles, and avoids external storage bottlenecks.

A resistive cap layer inside a magnetoresistive memory cell suppresses overshoot current, preventing breakdown while preserving high storage density.

Sacrificial mandrels and tiered etching shape vertical memory cell strings with direct conductor-tier coupling while limiting shorting between blocks.

Vertical trench pixel capacitors increase capacitance and layout freedom to cut parasitic capacitance, noise, and contact resistance variation.

Quantum well intermixing and slotted antenna structures help tiny μ-LEDs cut non-radiative recombination and maintain brightness at high pixel density.

An integrated color filter and light-blocking aperture improves optical fingerprint imaging accuracy while avoiding extra layers and added thickness.

UV light routed through and around the screen disinfects the cover plate, reducing manual cleaning and contamination on public touch displays.

A dielectric isolation trench separates vertical power MOSFET and lateral transistor regions, enabling monolithic integration and higher switching frequency.

An intermediate insulating layer blocks hydrogen diffusion in a TFT array substrate, cutting process complexity, thickness, and image retention.

Multiple focus pixel groups with different light-blocking positions preserve focus detection accuracy across interchangeable lenses.

Non-contact conductive ink patterning avoids metal trace scratches and short circuits while improving Mini LED placement accuracy and connection reliability.

A vertical ground contact through isolation and insulating layers cuts mask lifting defects and frees area for smaller image sensor pixels.

An optical layer and overlapping light-shielding member improve light extraction while blocking reflection into the array layer for accurate sensing.

Segmented insulating patterns and side-contact electrodes improve LED fixing reliability while reducing light absorption in displays.

Protruding multi-wall insulation and back-side passivation extend the electric path to raise breakdown voltage and cut dark current.

TiAlxNy contact layers form stable ohmic contacts at lower annealing temperatures, cutting thermal defects and contact resistance in semiconductors.

An etch-delaying pattern enables different etch depths with one mask, protecting the active pattern and improving display manufacturing efficiency.

Early EDA grid checks flag multi-grid layout gaps at schematic stage, reducing redesign loops and speeding IC fabrication.

A boundary diode and outer diode layout improves peak surge current tolerance, lowers forward voltage, and suppresses snapback in RC-IGBTs.

A reference-voltage shield layer between the signal line and photodiode cuts parasitic capacitance and coupling for more accurate detection signals.

Successive encapsulating layers and staged etching remove substrate residue while shielding III-V chip active layers from grinding damage.

Island and bridge substrate patterns keep pixel chips stable during stretching while enabling higher pixel density in stretchable displays.

A light-absorbing layer captures unconverted fingerprint-reflected light, limiting multiple reflections while allowing a thinner photoelectric layer.

A projecting transparent cover directly joins the chip while keeping a gap over the imaging region to cut joint interfaces, thermal stress, and reflection.

A carrier-side cavity trapping layer captures metal atoms without disturbing photon paths, improving front-side image sensor bonding and reliability.

A graded TFT doped region lowers self-heating and voltage drop, helping display panels keep high mobility without sacrificing stability.

Metal-induced crystallization and heat treatment align channel crystal orientation, improving memory cell current uniformity and productivity.

Stepped vias formed by sequential etching improve lap joints between electrodes, reducing GOA disconnection and display defects.

Selective area growth and flat-top contacts cut surface and non-radiative recombination in dense monolithic micro LED arrays.

Vertical chip-control integration enables high pixel density while preserving scalable pixel spacing and simplifying display circuitry.

An organic-over-inorganic insulating stack fills seams under light emitters to prevent shorts and maintain stable electrode contact.

Barrier and passivation layers isolate metal in pixel arrays, reducing optical-path interference and improving adhesion for radiation detection.

An asymmetric 8-shaped inductor with unequal loop areas cuts ground-metal noise coupling in LC-VCOs while staying process-compatible.

A dual-thickness gate dielectric creates a safe landing area for deep trench isolation, enabling smaller pixels and better charge transfer.

Photolithographically forming the TFT on the micro-LED chip removes ACF or metal bonding, improving bond strength and process yield.

Contact electrodes and insulating patterns stabilize light emitting elements while doubling as etching masks to cut display manufacturing steps.

A shared active-region logic cell cuts standard-cell area and delay while preserving saturation drain current and easing diffusion break stress.

Splitting sharing electrodes across two metal layers enlarges the light-transmitting region and avoids jagged edges in LCD pixels.

Air-gap pixel isolation and an insulating liner cut crosstalk and dark current while improving image sensor yield and durability.

A neutral organometallic emitter links a transition metal center with sp3 boron to improve OLED color saturation and energy transfer.

Segmented color filters and wavelength conversion layers improve high-resolution display color reproduction while limiting blue-light conversion losses.

A transparent capacitor region with a composite metal layer boosts OLED array substrate aperture ratio while reducing undercut and film peeling.

Open pores in the TFT active layer concentrate stress to stop crack growth and improve flexible display bending reliability.

A light-shielding layer and micro-cavity structure suppress substrate-directed interference light, protecting light-collecting modules.

A laser-formed internal modified layer separates thin substrates with less material loss, while a carrier recess improves handling and uniformity.

By placing the contact plug under and overlapping the common source line, this case saves area and simplifies COP NAND fabrication.

Bonded epitaxial layer slices are transferred onto a driver circuit substrate to simplify micro-LED fabrication, cut cost, and reduce chip thickness.

Specific emitting-layer and first-layer compounds suppress intermolecular interactions and improve energy transfer to extend OLED lifetime.

Magnetic attraction and spring force drive die-ejector plates to fixed stops without web-opening wear, extending service life and cutting maintenance.

A concave substrate and thermoplastic filling resin absorb cavity pressure during reflow, preventing cracks and cover detachment in compact image sensor packages.

Etched support columns hold micro-LEDs at fixed spacing during transfer, preventing displacement and improving placement accuracy.

A low-index amorphous boron nitride film cuts external light reflection while preserving mechanical stability and image clarity in displays.

Asymmetric common and pixel electrode regions create more liquid crystal flow space, preventing TN panel bright spots under pressure.

Conductive reflective walls guide closely spaced LEDs into position, improving electrical connection accuracy while reducing short-circuit risk.

Bond microdevices to the system substrate before donor removal, then pattern conductive layers to improve light output uniformity and profile.

A low-viscosity photoresist forms an inclined coating layer that cuts mask alignment error and improves micro LED luminance uniformity.

Channel doping in and outside the EB region shifts threshold voltage to strengthen isolation, cut leakage current, and lower chip driving voltage.

Different-sized light-adjusting elements across central and edge regions improve luminance and reduce dark bands around the display panel.

Different side shapes between adjacent trench isolation regions cut color mixing while preserving semiconductor strength and reliability.

Concentric multi-depth p-type field limiting rings raise SiC breakdown voltage while reducing alignment sensitivity and leak current.

Two transfer transistors let one shared photodetector switch between frame-based intensity sensing and event-style contrast detection.

A stacked sensor-memory-logic layout shortens signal paths, simplifies sensor die fabrication, and lowers energy use in optical semiconductors.

A refractive-index-tuned layered structure suppresses back-surface reflection and scattering to improve 900-1000 nm light output and efficiency.

Lyophilic depressed regions in a patterned film draw planarization material into low areas, reducing shrinkage mismatch and sub-pixel film unevenness.

Sidewall insulation enables etch-free active layer growth, cutting defect risk while preserving emission efficiency in small high-resolution emitters.

Dummy color filters and lenses reshape image sensor corners to prevent stain defects while preserving light condensation and reliability.

A metal partition wall conducts heat away from each wavelength conversion layer, improving luminance efficiency and display uniformity.

3D dielectric concentrators and mirrored metallic sidewalls boost IR absorption in focal plane arrays while reducing thermal noise and cooling burden.

Nanopost lens arrays replace absorbing color filters, separating wavelengths onto pixels to improve light use and preserve image resolution.

Allocating fan-out signal line widths by voltage drop and temperature rise cuts peak voltage loss without increasing total routing width.

Inclined color routing meta-structures compensate for chief ray angle shifts, improving off-center light capture and color separation in image sensors.

A two-step backside trench process prevents passivation pinch-off and voids while reducing pixel crosstalk and improving quantum efficiency.

An obtuse sidewall angle with passivation and protective layers helps micro-LED self-assembly avoid chain, lump, and non-assembly defects.

A calibrated diode-resistor temperature module blocks low-temperature memory startup to shorten write time and improve write stability.

Capacitor-coupled inverter initialization stabilizes DRAM bit-line sensing and reduces read errors from transistor variation.

Stacked connection electrodes and aligned openings preserve pixel aperture, limit light leakage, and avoid higher backlight power.

Identical substrate-isolated pixels use vertical transfer gates to switch between image capture and depth sensing with lower integration overhead.

A 3D ferroelectric capacitor around a FinFET gate expands capacitance tuning and integration density without increasing memory cell footprint.

Perpendicular grid wiring and slender signal lines maintain conductivity while reducing visible traces and improving contrast in distant-view LED displays.

Universal optical channels route multiple processor I/O types through photonic die, cutting socket complexity while preserving bandwidth.

Different high-k dielectric layers balance interface quality, low EOT, and threshold tuning to cut gate leakage at advanced nodes.

Electrochemical deposition on patterned photoresist raises source-drain electrode conductivity, cutting TFT array RC delay and improving refresh rate.

A contact-hole-through-insulator transistor layout shrinks pixel transistor pitch while avoiding shorts and preserving display resolution.

A two-layer transparent shielding line cuts parasitic capacitance on LCD data lines, improving charging efficiency and lowering power use.

Batch micro-LED transfer uses a relay substrate, solvent wetting, and pressing to improve alignment, adhesion, yield, and throughput.

A P-type semiconductor body enables lower-voltage erase, suppresses the Kink effect, and cuts CMOS mask and process complexity.

Segmented LED cells with phosphor covers and a heat-conductive support improve light conversion while limiting overheating and delamination.

Smaller edge light-emitting units balance epitaxial doping across Micro LED regions, reducing wavelength variation and improving display effect.

Segmented common metal wires create gaps that let LCD panel spacers slide freely, relieving glass stress and preventing dark-state uneven display.

A shared-FD pixel uses surrounding and diagonal separation regions to raise saturation charge, improving phase detection dynamic range and SN ratio.

Pixel and drain current measurements locate excitation light on an integrated photodetector, enabling uniform fluorescence illumination.

A continuous multiplication layer overlapping multiple APDs cuts dead areas, suppresses edge breakdown, and avoids microlens complexity.

Grooved substrate self-assembly and fluid pressure enable batch transfer of micro semiconductor chips while preserving alignment and bonding stability.

Matrix-arranged holder units with rounded interfaces let the LED circuit board bend in two directions with constant curvature and less stress concentration.

A peripheral polishing adjustment section slows substrate removal, preserving flatness and reducing contamination that can cause bonding defects.

An asymmetric subpixel layout evens virtual pixel brightness centers to raise OLED resolution while reducing graininess and distortion.

A thin InP substrate bonded to Fabry-Pérot filters cuts pixel crosstalk while preserving 1000-2200 nm multispectral imaging sensitivity.

Staggered control-line ramp-down during NAND pre-charge suppresses program disturb and keeps threshold voltage distributions narrow.

Placing clock signal lines under trunk electrode projection areas on a separate layer reduces coupling with data lines without shrinking pixel area.

A 3D stacked neuron and synapse layout shortens signal paths to cut power use, shrink ANN hardware, and simplify single-surface fabrication.

Using a p-type green host in the electron blocking layer keeps OLED material ratios stable in one chamber, improving charge balance and lowering cost.

Using RTD resonance with stabilizing resistors, this case removes the MIM capacitor to simplify terahertz oscillator fabrication and improve output power.

A laminated fixed charge film lines pixel separation grooves to suppress dark current, improve interfaces, and add antireflection.

A multilayer cover layer with refractive-index contrast reflects light forward and shields the color conversion layer from heat damage.

Bias-controlled dual p-n junction RGB pixel arrays cut mesa etches and terminals, improving color purity and lowering display power.

Reverse-polarity monolithic RGB micro-LED arrays cut mesa etches and terminals while enabling bias-based color control with lower power.

A staged alignment electrode layout suppresses bank-edge electric fields, reducing light emitting element misalignment during display manufacturing.

A germanium-on-silicon photosite uses controlled charge collection and transfer to enable lower-cost SWIR sensing with reduced dark current impact.

Sub-diffraction meta-photodiode layouts replace color filters to improve light use and preserve uniform color absorption across the array.

An air-release groove in the planarized layer vents bubbles during bonding, improving semiconductor element alignment and transfer precision.

Shared heat release regions with insulated electrodes improve thermal control of multi-wavelength endoscope light sources in a smaller package.

A trench-bottom contact with vertical electrode separation suppresses tunneling in SPAD pixels while maintaining resolution and stable avalanche amplification.

Vertical stacking with an etch-stop film and layered channel structure raises memory density while improving fabrication control and reliability.

Boron ion implantation adjusts the P+ layer etching rate in a PIN photodiode, forming tapered edges that prevent metal wiring collapse.

A recessed trench collector enables vertical HBT integration on SOI while preserving adjacent field-effect transistor performance and reliability.

Light-triggered interface peeling and tuned adhesive layers improve yield in thin, flexible semiconductor and display fabrication.

A doped MIEC tunnel selector raises the conduction threshold in ReRAM arrays, cutting sneak-path leakage and power dissipation.

Independent charge generation layers in stacked OLEDs improve operating voltage stability and sustain current efficiency over time.

An in-pixel ground node and isolation barrier steer photo-electrons to the intended photogate, improving TOF demodulation contrast and distance accuracy.

Lead-frame protrusions and layered conductive paths simplify cross-matrix LED pixel wiring while avoiding short circuits and easing manufacture.

Routing signals through an intermediate die in a 3D memory stack balances path lengths and reduces arrival-time skew across dies.

Solution-processed light-emitting layers and split transparent areas enable large transparent displays with better uniformity, luminance, and color purity.

A larger electrode area and light shielding in phase difference pixels boost output differences at oblique light angles for more accurate autofocus.

A reflection electrode and first electrode separated by a dielectric layer form storage capacitance in high-resolution OLED pixels without extra electrodes.

Variable exposure doses and dilution doping cut cross-wafer resistance variation in minimum-width CMOS resistors, reducing trim test cost.

Stacked nano-pillars and a transparent barrier isolate adjacent pixels, reducing optical crosstalk while preserving high-resolution image sensing.

Splayed microlens views and larger peripheral pinholes shrink under-display fingerprint sensors while preserving illumination and image quality.

Angled separation structures across pixel depths reduce interlayer crosstalk, improving phase difference detection in layered photoelectric conversion.

APR connects designated disconnected pins during IC layout, enabling functional routing with fewer equivalence cells and smaller standard cell libraries.

A dual separation structure and per-pixel lens stack reduce optical crosstalk while preserving pupil separation accuracy in image sensors.

A dielectric encapsulation layer shields the PCM line during RF switch processing, limiting resistivity drift and preserving switching reliability.

A micromotor shifts color filter units across sensing units so each pixel gathers RGB data over time without sacrificing sensor resolution.

A parallel Schottky and bipolar diode structure preserves fast, low-drop operation while improving overcharge withstand capability.

Targeted glue lines and matched adhesive keep the microlens array and image sensor aligned under temperature changes while limiting warpage.

An integral ferromagnetic mold structure stabilizes magnetic sensor sensitivity by removing position tolerance effects and simplifying assembly.

Placing the polarization switching structure on the gate electrode cuts pad size, improves area ratio tuning, and supports higher anneal quality.

By reusing flash trench and dielectric structures, this capacitor raises capacitance density for charge pumps without extra masks or process steps.

Separated contact and avalanche regions stabilize impurity concentration, reducing breakdown-voltage variation and dark current.

An ALD oxide sidewall seal blocks CMP slurry from capacitor openings, protecting the lower electrode plate and preventing short circuits.

Variable photo sensor density cuts display fingerprint sensing cost while preserving recognition accuracy in critical sensing areas.

Shared conductive filling of TAV openings and array trenches cuts memory array fabrication steps while preserving electrical coupling and structure.

An intermediate substrate with different electrode pitches reduces detector gaps and expands the usable pixel region in radiation imaging.

Laser cutting removes peripheral wafer rings to maintain flatness, eliminating dicing gaps and preserving chip yield.

Repositioning the metal electrode layer to contact the resistance change layer side surface prevents electrical disconnection and improves device yield.

Laser deposited welds replace machined grooves to improve resolution while allowing thicker corrosion coatings.

Compensating capacitors adjust local capacitance values to counteract parasitic variations from differing wiring lengths, restoring luminance uniformity.

Tungsten oxide hole injection layers with recessed portions enable high-definition patterning and uniform luminance in large organic EL displays.

Asymmetric signal line spacing reduces parasitic capacitance, improving image quality and minimizing flicker in high-resolution displays.

Selective epitaxial growth forms raised photodiodes to reduce stack height and increase fill factor without compromising quantum efficiency.

Connection electrodes bridge source and drain electrodes to the oxide semiconductor channel layer, reducing contact resistance that degrades device efficiency.

Segmented oxide tunnel barriers use alternating materials with distinct activation energies to reduce write current while maintaining reliable state retention.

Segmented air-gap insulation reduces Joule heat transfer between phase-change memory cells, maintaining data integrity during high-density integration.

Elevated wavelength conversion layer prevents resin overflow, maintaining light extraction efficiency and device reliability.

A roughened electrode interface using nanoparticles enhances light outcoupling in quantum dot LEDs.

Relocating the gate stack to a fin sidewall eliminates capacitive coupling between source and drain regions, suppressing short channel effects.

Vertical fins in finFET devices increase surface area for higher capacitance density without expanding the planar footprint.

Electroplating phase change material into vias lined with an oxidized seed layer prevents short circuits between adjacent memory cells.

Tapered source-drain electrodes in coated field-effect transistors prevent void generation at the interface, reducing mobility variation to ±30%.

A flexible substrate anti-reflection layer uses core-shell particles that decompose into hollow structures to refract light and reduce reflectance.

Alternating inorganic and organic film layers feature complementary topographies to ensure precise contact and prevent misalignment.

A bias control circuit sets distinct voltage levels for each sensing element in a SPAD array to equalize photon detection sensitivity.

Asymmetrical lightly doped source and drain regions reduce dark current generation caused by hot carriers, enhancing image sensor quality.

Composite Cu-W radiators prevent planarity deterioration and light emission angle tilting caused by thermal stress mismatches.

A surface modifying layer creates a hydrophobic interface that weakens bonding force, allowing flexible substrates to separate from carriers without breakage.

A monitor structure replicates memory cell layers to enable capacitance measurement of the insulating body thickness.

A bi-directional LDMOS transistor merges two uni-directional devices sharing a common drain node to reduce series resistance.

Overlapping conductive voltage supply layers form a shield between signal lines and sensing signal lines to reduce electromagnetic interference.

A pixel structure uses overlapping organic light-emitting layers and micro cavities to generate primary colors directly.

A liquid crystal array substrate merges the pixel electrode and common electrode into a single layer to form a high-capacitance storage capacitor.

A three-dimensional memory array stacks variable resistance elements vertically above shared transistors to achieve high integration density.

A photodiode uses a variable voltage to expand its space charge zone, tuning spectral sensitivity across wavelength-selective contact regions.

Vertical stacking separates bit lines and multiplexers across different levels to reduce electric field interference in memory devices.

A buffer layer between the electrode and switching material reduces on-state current in resistive memory devices.

Feedback circuit terminates RRAM forming when current exceeds threshold, preventing over-conductivity.

Extending electrode portions preserve capacitance consistency despite metal layer alignment shifts, resolving manufacturing precision constraints.

A titanium-based reflective element within a grid structure supports color filter placement.

Through silicon vias reduce internal interconnect delays and power consumption while an optical layer transmits data via bus waveguides.

Inclined charge accumulation region prevents uneven electron-hole distribution during write cycles, maintaining retention property.