Solid-State Devices TRIZ Cases

A transfer substrate and step adjustment layer help mount tiny RGB micro LEDs accurately, improving assembly reliability for high-resolution displays.

Vertically stacked parallel diode strings boost ESD current handling in power semiconductors without increasing circuit area.

Embedding an optical interposer inside a waveguide interposer enables larger low-loss optical links while easing chip-level optical and electrical integration.

Detection circuits redirect transistor current paths to raise gain during transient events, improving ESD protection without added process complexity.

A polarization inducing layer enables rotation-independent electrode connection, higher assembly yield, and improved luminance in display LEDs.

Different film stacks on individualized semiconductor elements regulate stress, oxygen, and hydrogen to reduce deformation and production waste.

A vertically stacked dual-HEMT layout shares source, drain, and gate electrodes to raise current density and lower on-state resistivity.

Vertical buffered thin-film resistor stacking boosts resistance density, saves silicon area, and enables tunable MIM capacitance.

Separate LED chips and matched phosphors block cross-excitation to raise luminous efficiency and deliver a sunlight-like spectrum with less blue-light risk.

Photodetection of interface recombination light enables in-situ MOSFET threshold drift monitoring without interrupting high-frequency operation.

A segmented hole transport structure and thicker electron blocking layer confine excitons while keeping OLED driving voltage low.

Through-memory vias and smart alignment enable 3D IC stacking that shortens wires, cuts power use, and improves fabrication yield.

Stacking column control circuitry beside system control blocks frees routing space above the control die and cuts NAND die area and cost.

Alternating upper and lower data lines cut RC delay in neighboring display pixels, supporting faster driving with thinner wiring.

Spacers and protruding portions share mask support to improve alignment, reduce imprint defects, and preserve emission area in display panels.

Bonded optoelectronic IC stacks use microLEDs, photodetectors, and TSVs to raise interconnect density while cutting chip-to-chip power use.

A light-conversion filling layer and reflective structure improve LED chip color purity and light conversion efficiency in thin electronic devices.

Shared trench etch and oxide growth form insulator rings and capacitors together, cutting masks, reducing loading effects, and boosting isolation.

A dual-depth ion implantation approach offsets bowing during silicon carbide wafer splitting, improving flatness and downstream integration.

A transition-region composite structure reuses CFET gate material to simplify BJT integration while improving alignment and manufacturability.

Quantum-dot clusters in porous semiconductor layers convert blue or UV emission to red and green, improving micro-LED color purity and efficiency.

A backside RC structure linked by TSVs adds hold delay for flip-flop paths while cutting area, power use, and PVT sensitivity.

Single-point substrate connections and symmetrical chip pads reduce internal wire interference and stabilize signal transmission in compact memory packages.

A dual-reflectance control layer and transparent electrode suppress external light reflection while limiting heat rise in micro-LED displays.

Arrayed back plate protrusions keep a preset distance from the mask edge to limit glass deformation and improve OLED mask attachment accuracy.

A crosswise second isolation layer separates through electrodes from gate stacks, preventing word line bridging and improving 3D memory reliability.

A continuous gating region across doped channel boundaries boosts GIDL hole generation for NAND block erase while keeping device performance consistent.

Stress separation lines segment the micro LED barrier layer to relieve curing expansion, prevent bending, and keep assembly holes aligned.

A dual-orientation metal stack adds tensile stress under the ferroelectric layer to boost polarization, memory window, and lifetime.

A graded inorganic filler profile stiffens the stamp base while preserving tip adhesion, reducing transfer deformation and LED placement errors.

Preformed valleys, dams, or holes between micro LED electrodes guide bonding flow, cutting shorts and bonding failures in high-resolution displays.

Sealing the adhesive inside a micro LED unit pixel helps resist heat and moisture damage, preserving bond integrity and display reliability.

Spaced active layers in each micro LED preserve light emission after heat-related mounting damage, supporting dense high-resolution displays.

A drain-gate HEMT regulator clamps MOSFET-level drive signals into the safe GaN gate range to prevent false turn-on and damage.

Discharge patterns and ground lines in the display pad area route static electricity away from the driver during manufacturing.

Via holes placed outside the isolation structure vent trapped gases from the organic layer, reducing encapsulation failure in display panels.

A black photoresist intermediate substrate merges LED transfer and black matrix formation to simplify panel fabrication and prevent crosstalk.

A thermally isolated ring housing uses TEG power from body-to-air temperature differences to cut charging interruptions in wearable sensing.

A multilayer oxide semiconductor active layer combines amorphous and crystalline regions to raise TFT mobility and reliability in display panels.

Extended gate regions and merged gates create accessible landing pads for vertical transistor contacts while easing photolithography on pillar topography.

A shared crystalline layer links bipolar and FET terminals in SOI, cutting area and power while enabling back-gate biasing.

A single-mesa microLED with three p-n junctions and four terminals simplifies backplane integration for direct-view full-color displays.

A pixel circuit layer with fewer conductive pads simplifies micro LED driving, improves substrate use, and supports higher manufacturing yield.

Vertical stacking of red, green, and blue micro-LED emitters boosts red light intensity while reducing mounted LED count in dense displays.

A heat-activated adhesive film and vacuum lamination create thin, uniform phosphor bond layers for more consistent LED optical and thermal performance.

Parallel trench PN or NP junctions provide ESD protection between metal layers while avoiding extra masks and preserving chip area.

Defocused lithography with diffusing particles forms curved resin sidewalls in one step, improving LED light extraction and reducing crosstalk.

An inorganic barrier and overlapping upper wiring shield the contact bridge from impurity ingress after pad rework, preventing display wiring corrosion.

Substrate protrusions with optimized pitch and height improve LED light extraction while a multi-quantum well structure preserves color clarity.

Adjacent gate lines are set to different voltages across line groups so cell tests can detect same-layer shorts and reduce missed defects.

A cut-off filter film narrows LED emission wavelengths to improve color uniformity while reducing Bin classification difficulty and discard.

Different transistor and polyimide regions raise camera-area transmittance while preserving display luminance and resolution.

A layered light-absorbing structure cuts metal backplane reflectivity while preserving transmittance to lower display power use.

Controlled oxygen or NO release from the gate insulator tunes oxide TFT mobility and threshold voltage without adding oxygen supply layers.

Integrated tabs on back grinding tape create direct grip points, simplifying wafer de-taping and reducing cracking risk from misapplied de-taping tape.

Selective ion blocking and partial penetration in a split TFT gate shortens the channel and stabilizes threshold voltage in display panels.

Conductive pillars are overgrown, molded, and ground flat to keep die-attach gaps predictable and improve fine-pitch IC package yield.

Thick high-purity Cu pads with conductive protective layers prevent erosion and corrosion, improving SMT solder joint strength and rework reliability.

By combining polarizer and compensation films, this optical stack cuts external reflection and preserves omnidirectional color accuracy.

Preformed ohmic and conductor layers let nanorod LEDs avoid high-temperature post-alignment annealing, improving current injection and preventing shorts.

A wavelength-selective reflector recycles non-converted light through the quantum dot layer to raise luminance while preserving color reproducibility.

Using shared semiconductor layers and contacts, this case forms resistors in stacked transistor flows while enabling varied resistance values.

Inclined contact electrodes connect both sides of light-emitting elements while preserving electrode spacing for easier display fabrication.

Virtual electrodes in the edge area overlap multiple power lines to cut etching debris, reduce dark spots, and improve AMOLED display uniformity.

Trenches between adjacent micro-LEDs reduce sapphire wafer rigidity, making warped substrates easier to flatten for accurate laser lift-off.

A tightly coupled column parallel processor and HBM stack cut data path length, reducing latency and power for LLM and pattern search workloads.

Segmented quantum dot conversion patterns improve blue-light conversion efficiency and color matching in multi-emitter displays.

A heavily doped conductive layer and isolation mask enable Micro-LED growth on-substrate, cutting transfers, contamination risk, and cost.

U-shaped recessed gates in high-density peripheral regions curb leakage at smaller gate sizes while enabling co-fabrication with planar gates.

Recessed and pyramid textures preserve photovoltaic cell marking while reducing reflectivity and protecting conversion efficiency.

A compensation capacitor plate and anode connection line balance brightness between display and light-transmitting areas in under-screen displays.

Ring-connected stacked device groups use TSV links and handshake transfer to run parallel machine learning tasks with scalable inter-stack communication.

Ring-shaped patterns over a micro-LED improve light extraction, raise front luminance, and reduce viewing-angle deviation and mura.

Segmented test lead wiring prevents adapter hole oxidation in array substrates, avoiding resistance rise, abnormal display, and yield loss.

Vertical protrusion wiring links stacked memory and peripheral layers to cut pad area and shrink non-volatile memory footprints.

An endless trench resistor in the p-type well raises parasitic resistance and suppresses oxide breakdown near the IGBT gate pad.

Lap and auxiliary electrodes equalize sub-pixel storage capacitance, improving alignment fluid diffusion and reducing display flicker and jitter.

P-type isolation and buried-layer tuning stabilize JFET pinch-off and breakdown voltage while reducing chip area in smart power ICs.

Conformal deposition with an etch stop layer improves BSI image sensor metal grid thickness uniformity while reducing pinholes and residue.

A peripheral coupling layout frees backside imaging sensors from via-only mounting regions, improving wiring flexibility and area efficiency.

A stacked package uses an overhanging second die with direct substrate interconnects to remove wire bonds, shrink footprint, and shorten signal paths.

Using both sides of a silicon substrate, this case removes bonding steps while maintaining electrical connection between circuits and light emitters.

Laser trimming, defect mapping, and repair material placement restore faulty micro-LED dice to raise light-up yield without slowing throughput.

A stacked germanium photodiode increases quantum length to improve CMOS image sensor sensitivity while preserving substrate sharing and electrical isolation.

A stacked RGB LED pixel with transparent and light-blocking layers expands sub-pixel area, eases mounting, and tunes viewing angles.

A 2x2 yellow-cyan-red color filter layout boosts pixel sensitivity and image sharpness while staying compatible with CMOS manufacturing.

A flat, low-roughness bond layer fills reflector vias to prevent bonding voids, improving LED yield, voltage, and photoelectric efficiency.

Inclined light-converter surfaces and a cap redirect LED output sideways to raise display brightness while avoiding speckling and spotting.

Dual light receiving units capture both incident position and 2D intensity distribution, enabling faster shape measurement with optical setting evaluation.

A vertical-channel TFT and shared gate-drain layer cut photomask steps while supporting narrow-bezel GOA circuits in display panels.

A low-resistivity backside adsorption layer on an SOI substrate enables electrostatic chucking without sacrificing insulation.

Optical surface-potential patterning on an electret layer guides photoluminescent particle deposition for precise diode-pad alignment at small pixel sizes.

A single-wavelength mini-LED uses a quantum dot filter and flip-chip structure to simplify RGB fabrication while improving light use and size control.

Backside electrode routing and an insulation trench replace sidewall contacts, simplifying LED stack assembly while improving electrical isolation.

A segmented photodetector under an overlapping lens enables compact light control while preserving precise reception from multiple emitters.

A multistack organic layer improves charge balance to raise luminous efficiency, lower driving voltage, and extend OLED lifespan.

Opaque trench-filled isolation walls block UV leakage between micro-LED subpixels, improving brightness and color gamut.

Hierarchical grooves with sub-grooves create multi-angle refraction on the epitaxial bottom surface, boosting micro LED light-emitting efficiency.

A carbon-nanotube anti-static layer preserves static discharge protection while allowing capacitive touch detection in LCD panels.

Segmented common and fingerprint electrodes let an OLED array substrate embed self-capacitive fingerprint sensing without blocking display function.

A stepped sub-housing and bent light path let folded zoom camera modules extend track length without increasing image sensor module thickness.

Metal traces on a flexible tape bridge opposite display terminals while tolerating alignment offset to prevent shorts and improve yield.

Dividing the protective layer into cells over penetration electrodes disperses thermal expansion stress and prevents cracking in stacked image sensor packages.

Symmetric protection lines in the fanout bonding region divert electrostatic charge away from display wiring to reduce ESD damage and improve yield.

Interrupted contact layers around a chip cavity relieve thermal-expansion stress, improving carrier connection quality, stability, and lifetime.

An oxide and protection film stack in a SPAD limits hot-carrier trapping near the cathode to keep breakdown voltage stable over time.

Redundant electrode pairs let failed series LEDs be replaced at the same position, improving display panel repair when spare sites are limited.

A front-side etch block stops back-side deep trench isolation etching, reducing substrate damage, dark current, white pixels, and full well loss.

A peripheral charge discharge region drains surplus carriers before they contaminate the OB region, improving black level reference detection.

Current narrowing and surface lens structures confine emission into the lens acceptance angle, boosting micro-display light extraction and power efficiency.

UV-cured connectors and a transparent insulating layer join the chip and antenna while preventing shorts to the metal card body.

A light-transmissive BT plate lets single-sided LED chips emit through the package body, reducing dead angles, PCB wiring, and chip count.

Boundary-line fitting within standard-deviation tolerance models deep holes and grooves with fewer polynomial parameters and more stable convergence.

Amorphous layers inserted between stacked perovskite dielectrics suppress electron output and reduce DRAM capacitor leakage current.

A porous silicon transfer-die structure cuts harmonic distortion and improves heat flow in densely integrated RF devices without enlarging the footprint.

A hollowed fan-out dielectric groove filled with elastic material improves bending resistance, preventing film breakage and vertical bright lines.

Dummy epitaxial pixels around the active array counter CMP dishing in BSI image sensors, improving surface uniformity and reducing dark current.

Fluoropolymer underfill and an aluminum-oxide passivation layer improve UV light output while shielding the LED package from moisture and gases.

Non-uniform electric fields guide micro LED chips into exact assembly-hole positions, reducing placement errors, shorts, and opens.

Adjustable PMOS gate voltage creates a controllable hole overflow path in InGaAs CMOS image sensors to suppress blooming and preserve saturation charge.

Alternating assembly wiring with insulating and planarization layers prevents corrosion at step areas, reducing micro-LED transfer defects.

Stacked optical structures guide specific colors to matching pixels, avoiding hard-to-make high-aspect-ratio microstructures while preserving sensitivity.

A larger, higher-doped second diffusion contact suppresses depletion-layer spread and leakage current, helping preserve image quality.

Stacked oxide layers with controlled carrier concentration and band gap reduce interface traps, improving transfer, afterimage, heat resistance, and kTC noise.

Partial etching leaves a narrow bonding region that lowers release force during optoelectronic device transfer and supports handling substrate reuse.

Chemical plating on isolated connection bases increases surface area, prevents skip plating, and lowers short-circuit risk in display panels.

Parallel integration of semiconductor, MoM, and MiM capacitors raises unit capacitance while limiting grain size and parasitic effects.

Fixed charge films with internal voids raise groove reflectivity and electrical isolation, reducing color mixing and blooming in back-illuminated sensors.

Integrated RGB emitters on one substrate simplify LED manufacturing while preserving compact size and independent color emission.

Different pixel densities in edge and center OLED regions balance solvent evaporation, improving film thickness and brightness uniformity.

Stacking multi-color micro-LEDs vertically preserves pixel area while reflective cups and micro-lenses improve brightness, resolution, and power efficiency.

A diagonally opposite gate pair lets a DRAM cell address one memory cell at a time, improving density without enlarging pitch.

Photolithography-defined light-shielding holes constrain LED emission positions despite reflow deviation, improving photosensitive array resolution.

An obtuse-angle convex pixel electrode fixes liquid crystal orientation, reducing Trace Mura while improving transmittance in LCD panels.

Color splitters redirect transmitted wavelengths in a stacked image sensor to reduce front-layer absorption and improve deeper pixel sensitivity.

Extended light-blocking coverage over metal parts and element edges cuts transparent display reflectivity despite lithography misalignment.

Analog computing-in-memory inside the image sensor cuts memory transfer overhead by combining pixel readout and convolution on shared column lines.

Layered transmitting, reflecting, diffusing, and low-index optics boost light extraction and reduce luminance non-uniformity in direct-lit backlights.

A low-index light guide splits and directs incident light to photodiodes, improving autofocus accuracy while limiting crosstalk and light loss.

A close-packed micro-LED array in a rearview mirror display improves backlight uniformity while lowering heat load and power draw.

A smoothing metal layer turns a rough thinned insulating substrate into a smoother surface for better adhesion and heat transfer.

Single-side contacts and a transparent conductive layer let small LED chips mount thinly without a submount while improving stability.

A pyramidal Si base with a Ge photodiode boosts SWIR light capture and lowers dark current, enabling lower-cost focal plane arrays.

Side-surface pillar connections replace through vias in stacked micro LEDs, preserving emitting area and improving quantum efficiency.

Shifted storage drive timing across pixel circuits spreads startup current, suppresses ringing, and preserves accurate distance reading.

A foveated color gamut layout keeps high fidelity in the central view while using more efficient peripheral emitters to cut HMD power use.

Non-intersecting inter-pixel isolators and same-characteristic filters cut crosstalk, process load, and wafer warpage in imaging sensors.

Placeholder backside vias enable PDN and logic customization without new frontside masks, cutting iteration time and speeding chip design changes.

Etched holes in the well layer block edge current paths, reducing leakage, stabilizing luminance, and improving LED reliability.

A reflective layer around light emitting elements redirects side-emitted light upward, boosting display light output without widening the pixel layout.

A dual-layer visible and SWIR sensor stack preserves spatial resolution and quantum efficiency by separating wavelength detection into bonded layers.

Etching back the lower conductive plug forms a groove for the switching element, reducing height mismatch and improving plug contact in ReRAM fabrication.

An annular protection diode and shared wiring layout increase diode length and contact length to improve ESD resistance with fewer process steps.

A gated overflow path lets phase-detection pixel sections share excess charge without lowering saturation charge or image signal linearity.

Light-guiding elements route μLED output from chips mounted on a driver IC to pixels, cutting wiring, IC count, and display complexity.

Graded AlGaInP sub-layers reduce lattice mismatch defects in rod-shaped LEDs, improving stable red light emission in high-temperature use.

Infrared and red light photo-capacitors enable in-display fingerprint sensing while helping distinguish live skin from spoofed patterns.

A mixed organic semiconductor layer with low HOMO or LUMO volume fraction improves mobility, boosts quantum efficiency, and suppresses dark current.

Low-temperature LED-TFT integration uses insulating-layer interconnects on one wafer to cut connection cost and reduce thermal impact.

Stacked semiconductor regions and tuned potential differences suppress tunnel-effect noise while preserving high photo-detection efficiency.

A thin polyaromatic template layer aligns OLED emitter dipoles horizontally to improve light outcoupling, color, and lifetime.

Localized dark pixel sensors calibrate each visible pixel or segment to correct dark current variation and reduce image noise and defects.

A recess exposing the first semiconductor layer limits side-surface leakage, improving current injection, luminance, and power use in mini LEDs.

A stacked photodiode-readout layout boosts pixel density without shrinking photodiode area, improving full well capacitance and lag.

Segmented first, second, and third connection lines form a mesh that lowers power resistance and voltage drop for more uniform display luminance.

Metal and metal-silicide bridges improve coupling between laterally offset source/drain regions and capacitor electrodes for faster memory access.

A diffusion barrier between the spin-orbit layer and free magnetic layer suppresses interfacial diffusion and preserves SOT MRAM stability.

Separating 3D memory arrays and logic across coupled dice boosts internal bandwidth, parallelism, and non-arithmetic computing efficiency.

Curved optical structures formed by dispensing reduce total internal reflection in LED backplanes, improving light extraction and lowering cost.

Isolation grooves and dams in the binding region extend the moisture path, limiting encapsulation cracks and OLED dark spot defects.

A printed PEDOT:PSS-PVA dosimeter uses radiation-induced crosslinking to deliver stable impedance readings for accurate, low-cost gamma sterilization monitoring.

Gettering regions extract minority carriers in a Geiger-mode avalanche photodiode to suppress afterpulsing and delayed crosstalk at high bias.

Wafer-level packaging uses separators and a CTE-matched metal substrate to cut handling time, enable pre-dicing testing, and reduce delamination.

Vertically stacked series-connected light-emitting components cut Micro-LED drive current, heat, and power use while maintaining display brightness.

A resistance reduction layer enables one-mask patterning of OLED cathode, injection, and transport layers while lowering contact resistance.

Polarization patterns, microlenses, and an insulating layer cut diffuse reflection and improve phase detection pixel sensitivity.

Micro LED arrays and multicore fiber links replace electrical interconnects and SERDES to cut parasitics, power use, and bandwidth limits.

A voltage-switched grating and retarder steer polarized light to selected positive or negative viewing angles while preserving image visibility.

By exposing the binding layer after substrate removal, this case avoids array circuit damage while enabling reliable borderless display connections.

Bragg mirror micro-structures reflect escaped photons back into BSI sensing regions, boosting light conversion efficiency under low radiation.

Segmented light shielding openings block stray and ambient light around the sensing pixel and driving circuit, improving signal-to-noise ratio.

A light absorbing layer between light bar emitters narrows side emission to match the display panel and hide splicing luminance mismatch.

Grouped anodes in elongated pixel openings let more ink droplets land per opening, reducing AMOLED bridging and color mixing during printing.

By moving ferroelectric capacitors into backside interconnects, this case cuts frontside routing overhead and enables denser multi-capacitor bitcells.

Etched spiked capacitor structures built into the substrate raise capacitance density, cut electrical loss, and save package space for power delivery.

Separating the BEOL memory die from the FEOL control die enables independent optimization of memory density, device speed, and reliability.

Index-matching fill and an aluminum-coated silicon reflector cut UV scattering and Fresnel losses while improving extraction and beam control.

Nested outer and inner isolation layers separate subpixels to reduce dark current and blooming in small-pixel image sensors.

Separated pixel layer stacks use a metal oxide layer and hydrogen-containing insulation to suppress dark current and reduce the OB step.

A common-gate stacked N-type and P-type FET structure enables flexible CMOS circuits with lower parasitic capacitance and fewer defects.

Stacked monocrystalline transistor layers cut interconnect length and power loss while improving cell uniformity in 3D memory structures.

Host-dopant emitting layers balance energy transfer and charge transport to lower OLED voltage while improving color purity, efficiency, and lifespan.

RDTI boundary transistor placement enables simultaneous EVS and image readout while reducing wiring overlap and preserving photodiode area.

A stacked pixel and arithmetic substrate enables correlated double sampling before arithmetic processing, cutting noise without shrinking pixel opening.

Surface plasmon polaritons enable sub-wavelength photodetector pixels to detect long-wavelength light with higher quantum efficiency and SNR.

A micro-optical structure refracts same-color micro-LED light into uniform viewing angles, improving image clarity, brightness, and color consistency.

A grating-shaped common electrode inside barrier ribs evens sub-pixel current, improves display uniformity, and cuts barrier-rib processing steps.