Solid-State Devices TRIZ Cases

A dedicated bending area and directly connected dual-layer lines shrink bezel space while reducing crack risk in flexible electroluminescent displays.

An n-dopant electron extraction layer boosts photoelectric conversion in integrated display sensors for more accurate touch and biometric input.

A segmented sub-pixel and transmission-area layout preserves resolution and transmittance while freeing display space for integrated components.

A stepped buried gate cuts gate-drain overlap and capacitance, lowering amplified pixel noise in CMOS image sensor readout.

A resin-filled package structure covers bonding wires and processed substrate edges to improve heat dissipation while preventing flare and material fallout.

A high-boiling antioxidant coating protects Mini LED binding terminals during heat processing while preserving stable drive-assembly bonding.

Different display regions use tailored pixel and signal-line density to meet under-screen sensor transmittance needs without sacrificing display quality.

A three-zone pixel layout shifts from RGB to RG/BG to raise under-screen camera transmittance while smoothing boundary visibility.

Vertical edge-emitting LED stacking moves contacts away from the emitting edge, enabling fine-pitch arrays with better light efficiency and color quality.

An oxide film on the oxide semiconductor layer prevents oxygen loss, stabilizes energy levels, and preserves image sensor charge transfer.

Multiple contact pairs and backup wiring paths let Mini LED backlights cut power use, improve bonding yield, and recover from defective chips.

Shared signal-line placement between adjacent photoelectric elements raises aperture ratio while keeping pixel pitch uniform for accurate detection.

A mixed first- and second-pixel layout equalizes center distance to reduce output variation, improving shading uniformity and dynamic range.

Initial signal connection lines and via-linked grid routing cut voltage drop across OLED display substrates and improve picture uniformity.

Embedded protective films between segmented OLED emitters guide and confine light upward, raising extraction efficiency without reducing aperture ratio.

Varying micro-lens dead zones by color filter keeps light in the correct pixel, reducing shadows and channel differences.

A segmented contact hole through stacked insulating layers preserves electrode connection while reducing pixel-area loss and improving PPI.

A gate-connected protection diode and opposite-type pickup improve MOS ESD robustness beyond larger layouts while preserving chip area.

A three-region RC IGBT layout separates forward and reverse current paths to cut current density and improve turn-off robustness.

A ferroelectric and anti-ferroelectric domain switching layer creates negative capacitance to break the 60 mV/dec limit and lower logic voltage.

A self-turn-on avalanche SCR with a parallel Zener chain improves HV ESD robustness while reducing IC area, capacitance, and false triggering.

Different branch-electrode pretilt angles let one TFT drive multiple sub-pixels, reducing LCD color shift while improving aperture ratio.

Different microlens curvatures matched to each color spectrum improve light extraction and viewing angle in electro-optical displays.

A high-index refractive layer and baffle walls redirect and block stray light to prevent false excitation and improve display color accuracy.

A patterned flat-layer layout improves via alignment and electrical connection in micro LED drive backplanes while cutting mask steps and resistance.

Edge-positioned contact portions preserve electrical connection while reducing light blockage, improving luminous efficiency in display electrodes.

A hollow bendable region and matched insulation thickness help large LED driving substrates bend without connection wire breakage or wider splicing gaps.

Encapsulated lead lines and through-substrate vias protect display bonding connections from erosion while enabling narrower bezels.

Specific light wavelengths trigger nitric oxide release to inactivate pathogens on mucosal tissue while reducing cytotoxicity and inflammation.

Auxiliary data lines and direct electrode connections cut resistance and voltage drop, helping high-resolution displays keep uniform brightness.

A recessed protective layer aligns the OLED first electrode symmetrically to cut viewing angle color shift and keep color recognition consistent.

An outer edge electrode blocks edge-generated charges from leaking into the optical black region, preserving black reference accuracy and reducing noise.

A holographic layer combines microlens and color filtering to focus light onto CMOS pixels, boosting quantum efficiency and reducing cross-talk.

A boron-oxygen host layer improves charge mobility and triplet energy use in TADF-assisted OLED emission for higher efficiency and color purity.

A patterned doped layer creates channel openings that lower carrier barriers and cut SPAD leakage and dark current in image sensors.

Adhesive auxiliary layers stabilize a hydrophobic dummy pixel defining layer, preventing lifting and metal short circuits in OLED displays.

Conductive pattern overlap on the active layer improves light-emitting element orientation and bias, raising display emission efficiency.

Segmented conductive portions and unique electrode connections cut IR drop and power use while preserving Micro/Mini LED luminous efficiency.

A bridge circuit with optimized die-to-die interfaces extends SoC-to-HBM routing, enabling more HBM stacks without degrading high-speed signals.

Multiple metal-layer signal wires partially overlap between adjacent terminals, enabling denser display substrate routing without shorts or misalignment.

A spacer-backed conductive layer shields through holes during laser soldering, reducing circuit cracks and improving micro LED transfer yield.

A multilayer selective reflective film blocks 310 nm or shorter inspection light, hiding back wiring while protecting TFT characteristics.

A backside metalens shortens the optical path in germanium CMOS sensors, reducing spacer thickness and improving angular response.

A stepped insulating layer shapes the oxide TFT channel to constrain n+ diffusion and keep threshold voltage stable in short-channel devices.

Alternating PMOS and NMOS standard cells in stacked layers raise logic density and use substrate space more efficiently in 3D CMOS layouts.

A shared metal layer forms gate, source, drain, and storage capacitor parts in one mask step, cutting LTPO panel process complexity and cost.

Epitaxial lateral overgrowth and a substrate hole reduce threading dislocations while improving light emission and wavelength conversion.

A single silicon ROIC combines CQD SWIR photodiodes and microbolometers to avoid bump bonding, cut fabrication complexity, and improve thermal compatibility.

Shared P- and N-diode stripes cut die-to-die I/O ESD area, support finer micro-bump pitch, and reduce floating micro-bumps.

A gate-over-diffusion-break layout isolates active regions without extra wiring, preserving stress and improving PFET mobility.

Backside auxiliary chip placement on a BSI image sensor preserves light intake while enabling low-latency links and flexible stack customization.

A gap-filled reflection layer increases substrate contact area to resist delamination and preserve LED luminous efficiency under heat and humidity.

An insulating layer shields quantum particles during growth-base etching, improving light emission reliability and preventing short-circuit defects.

Varying microlens height and curvature across autofocus pixels compensates for directional aperture differences from non-circular camera lenses.

Different TFT channel width-to-length ratios across RGB sub-pixels reduce leakage-driven color shift and stabilize low-gray OLED output.

Pads with hard bases, soft shells, and protective posts enable selective microdevice transfer despite existing devices and uneven substrate surfaces.

Same-layer sub-pixel connections cut pixel circuit complexity, reducing diffraction distortion and improving camera image quality.

Connecting dual transistor gates through a conductive line cuts word-line resistance, reducing voltage drop and read-write instability in memory cells.

A sealed cavity and full sidewall encapsulant help compact image sensor packages resist moisture, contaminants, and die handling defects.

Dual-side notches on bridge pixel electrodes balance lateral field capacitance, reducing voltage crosstalk and horizontal stripes in ADS displays.

A mixed organic-inorganic substrate offsets thermal expansion to keep sensor-lens alignment stable and protect image quality.

A quenching structure and light-absorbing or reflective layer suppress avalanche breakdown and shield circuit regions to improve signal-to-noise ratio.

A dielectric spacer serves as a self-aligned mask to cut lithography and photomask steps in semiconductor contact pad fabrication.

Band-to-band tunneling read current lets charge trap flash cells sense two independently programmed bits, boosting density and read margin.

An insulated common-electrode wire allows share-electrode overlap without contact, preventing dark-line shorts while preserving light transmittance.

UV-curable adhesive fixes lens position over the imager for precise focus in compact vehicular cameras while speeding assembly.

A thermally conductive adhesive routes heat from a solid-state imaging element into substrate wiring while keeping the light-receiving surface unobstructed.

A transparent boundary protrusion and split resin sealing stop uncured photocurable resin from entering edge light-blocking regions.

Spaced conductive pillars let the upper electrode undulate to raise IC capacitor density while easing fabrication and lowering contact resistance.

A compact double IO pad cell places ESD diodes so guard-band N-wells cut latch-up risk while lowering strapping resistance and area.

An index-matching layer hides seams between micro-LED display units while bonding members keep electrical connection, strength, and moisture resistance.

A deep-shallow via-hole layout cuts common-electrode impedance and voltage drop while preserving aperture ratio in HFS array substrates.

Dummy silicon components in the frame area balance thermal expansion mismatch, reducing carrier warpage and easing laser drilling.

Relocating display-panel bridging structures inside the sealant reduces water-vapor corrosion and extends service life without a protective layer.

An integral ferromagnetic mold structure concentrates flux and cuts magnet positioning tolerance and hard magnetic material cost in IC sensors.

Dummy metal wiring in unbonded pixel regions matches chip-bonded areas to suppress reflection nonuniformity and improve imaging signals.

Symmetric support columns stabilize light emitting units during transfer, preventing tilt and bonding misalignment to improve yield.

A magnetic layer and tapered LED structure enable precise self-assembly, higher light extraction, and fewer transfer steps in displays.

Multiple oxide active layers with tuned oxygen content secure positive threshold voltage while limiting leakage and transistor degradation.

A pad-to-pad guiding structure lets small RGB LED modules align on a track for faster sorting without image sensors or extra alignment steps.

A stepped contact hole narrows toward the LED to limit sidewall exposure while maintaining pixel electrode connection reliability and mask compatibility.

A tapered annular dielectric around the electrode prevents hollow formation in micro LED chips, improving yield and light output.

Electric-field self-assembly places LEDs onto an adhesive layer with fewer transfer errors, faster production, and better color uniformity.

A single-die crowbar and clamping layout improves bidirectional surge balance while preserving voltage control and peak current handling.

Selective barrier-metal placement outside effective pixel openings cuts transmitted light loss while preserving adhesion, diffusion blocking, and stress control.

A low-χ metal oxide barrier and capping layer shield PCM chalcogenide surfaces from moisture, oxidation, and inter-diffusion.

Light-scattering trenches and ring isolation structures extend photon path length in SPADs to boost low-light sensitivity while limiting crosstalk.

Alternating double-height TAP cells in two directions ease lithography bottlenecks while improving latch-up immunity and lowering well tap resistance.

A striped capacitance-expanding PN junction raises saturation charge in a compact CMOS imaging element, improving dynamic range and SNR.

Varying pixel hole shapes and positions preserves fingerprint image resolution at short sensor distances while improving sensitivity and spoof detection.

Alternating bias-current connections across column lines keeps readout transistors on, reducing noise components and settling time.

Offset apertures in a light-shielding layer steer oblique light outside the visible range, reducing viewing-angle color deviation.

A sacrificial conductive layer enables full-area encapsulation deposition, then selective etching exposes pad electrodes without mask cost or contact damage.

A nano-opening mask enables single-sequence epitaxy of different display pixels, avoiding tight alignment steps and extra color conversion layers.

A shared condensing structure over infrared-passing and color filter segments boosts infrared sensitivity while preserving channel separation.

A tunable photoelectric layer paired with a filter layer boosts NIR-SWIR absorption while reducing angle-dependent peak shift and cross-talk.

Vertical stacking with a larger red emission region boosts light extraction and brightness while preserving high pixel density.

By placing test pads on the lower film layer through vias, this case frees chip area and supports thinner, lighter display bezels.

Electric-field self-assembly aligns and transfers LEDs onto an adhesive layer, cutting placement errors, cost, and visible wavelength variation.

A dual insulating layer and inclined etching profile reduce separation-surface step difference, improving luminous efficiency and contact reliability.

A thin PECVD nitride plus thicker PEALD nitride seal protects phase change memory cells from plasma damage while improving trench conformality.

A biased conductive core in back-trench isolation accumulates holes to passivate sidewall defects, cutting dark current and white pixels.

Epitaxial germanium mesa pixels and inter-pixel dielectric improve NIR quantum efficiency while reducing defects and leakage current.

Segmented protection resistors and substrate taps attenuate pad noise before it reaches the output transistor, helping prevent latch-up.

Front- and back-side isolation trenches with etch-stop and light-blocking layers cut optical and electrical crosstalk in compact image sensors.

An insulating structure extending into the gate cap layer improves storage-contact isolation and reduces leakage current in dense DRAM cells.

Low-k capping layers with air gaps cut bit line to word line parasitic capacitance, enabling denser vertically stacked memory cells.

Overlapping TFTs in a stacked pixel structure raise aperture ratio and resolution while stabilizing the upper channel with conductive and planarization layers.

A stepped spin Hall electrode creates resistance gradients that focus current into the MTJ, improving MRAM cell efficiency.

Laser ablation forms blisters and lowers foam adhesion to transfer MicroLEDs with higher alignment precision, speed, and lower chip breakage.

Roughened or patterned PCM electrode interfaces cut nucleation time variation, improving write latency without added disturb risk.

Two insulating layers with different fixed charges protect the light-emitting core, reducing carrier loss and improving luminance and reliability.

A boron passivation layer forms a boron-silicon junction in deep trench isolation to block photon leakage and reduce pixel crosstalk.

Alternating chlorine and argon dry etch cycles remove mesa-induced microLED surface defects while preserving geometry and improving light output.

A trench edge seal around the TSV and bond pad blocks cracks and moisture ingress, improving semiconductor interconnect reliability.

Diagonal mask patterns with asymmetric sub-patterns keep adjacent color filters separate, reducing light deviation and improving color uniformity.

Air gaps below BSI photodiodes reflect escaping photons back into the diode, reducing optical loss and improving quantum efficiency.

Patterned trenches and angled sidewalls redirect light between adjacent LED units, cutting absorption and improving brightness.

A sacrificial pocket and adhesive hold the IC die flush during delayering, preventing edge rounding and preserving surface planarity.

Segmented barrier walls around pixel electrodes raise aperture ratio while protecting organic layer deposition from damage and shorts.

Built-in strain sensors in an imaging semiconductor detect residual assembly stress early, helping screen crack and peeling risks before shipment.

Grouped pixel transfer uses a temporary substrate, light shielding, and packaging layers to speed micro-LED assembly and cut packaging time.

A dual insulating layer protects micro-LED sidewall insulation during chemical separation, preserving flat parting surfaces and display reliability.

An SOI resistor uses selective epitaxial regions and local doping control to stabilize resistance, limit TCR shift, and save chip area.

Alternating shared metal lines act as both source and power wiring to cut source-layer resistance, voltage drop, and power consumption.

Light-releasable die transfer avoids mechanical pick-and-place, improving sub-5 μm bonding accuracy, throughput, and void control.

Different electrode contact areas enable polarity-based programming with fewer pulses, reducing write latency and energy use despite threshold drift.

A hard mask and spacer keep interconnect height uniform in logic regions, stabilizing RC delay and shielding the variable resistance layer from moisture.

Split select gates and a sub-block insulating layer improve 3D memory stack alignment margins and operational reliability during fabrication.

A complementary doped region under silicide dummy structures raises the carrier injection barrier and cuts through-well leakage in dense layouts.

Varying pattern holes in one mask assembly enable precise multi-resolution pixel deposition while cutting alignment steps and mask cost.

A self-aligned GaN microLED process combines ohmic contact and etch mask formation to cut alignment errors, trench depth, and yield loss.

By forming inductors in BEOL and capacitors in the substrate, this case improves SoC timing stability and cuts extra process steps.

A graded impurity diffusion region relaxes the electric field in a light receiving element, suppressing dark current and improving sensitivity.

A p-type gate region depletes the GaN/AlN channel to create a normally-off HEMT with high mobility, lower leakage, and simpler biasing.

Mesh sensor electrodes with overlapping TCO auxiliary parts cut noise interference and improve fine touch sensitivity in integrated displays.

A light-shielding member aligned with optical openings boosts light extraction and sensing accuracy while protecting the array layer from reflected light.

Offset photosensitive regions and aperture shielding thin the under-display fingerprint module while improving dry-finger detection.

A buffer layer separates quantum dot units from upper encapsulation layers to prevent water and oxygen erosion.

Nanocrystalline tungsten oxide hole injection layer creates conduction paths that reduce driving voltage and prevent luminance unevenness.

Extending storage capacitor line parallel to scan line increases capacitance to reduce kickback voltage and frame flickers.

Anisotropic thermal barriers in variable resistance memory devices suppress vertical heat conduction while enabling lateral dissipation for stable operation.

Alternating touch sensor electrode widths generate side signals to resolve low recognition rates in continuous touch inputs.

Spacer transfer gates in CMOS pixel sensor cells enable efficient charge transfer between photodiodes and floating diffusion regions.

Spacer formation defines sub-lithographic charge storage nodes, resolving lithography resolution limits to enhance memory density and signal integrity.

Transcribing a sintered color conversion frit from a substrate to an adhesive film prevents base warping and chip degradation during LED package assembly.

Adaptive optical interconnection uses polymer waveguides to link electro-optical components.

Smaller micro LEDs and high-resistance layers block light leakage into substrate holes, maintaining luminance.

Adjusting sub-pixel luminous areas compensates for epitaxial variations in display devices.

A semiconductor substrate integrates an imaging unit and a peripheral electric power generating unit to harvest energy via photoelectric conversion.

Control circuits measure threshold voltages to determine memory hole mis-shape severity and select program parameters that prevent undesired cell programming.

Clear waveguides guide incident light through color filters to photodiodes, reducing petal flare from light leakage between neighboring pixels.

Stepped metal layers improve passivation coverage and corrosion resistance without increasing uniform material thickness.

Shifting central axes between stacked bodies creates a crank-like path that preserves cross-sectional area and reduces manufacturing complexity.

A stiffener member integrated into a rigid backplate distributes stress within the structure.

High-k and low-k dielectric materials in the TFT array reduce parasitic cross-over capacitance while maintaining high storage capacitance.

A specific solvent composition dissolves organic semiconductor materials at low temperatures to enable high-crystallinity film formation.

Laser ablation separates adjacent sensor interconnects while blade dicing completes separation, reducing mechanical stress on the thin silicon layer.

Deep N-type and P-type wells isolate pixels, reducing cross-talk while maintaining full well capacity.

Merges a vertical capacitor and resistive element on a single low ohmic substrate, eliminating separate substrates that limit bandwidth.

A fullerene-based self-assembled monolayer enhances electron transport within a solar cell architecture.

A memory cell uses a conductive intermediate layer to limit ballistic current overshoot during switching operations.

A trench-based germanium photodiode integrates with a silicon substrate to optimize electromagnetic radiation detection.

Adjusting initial voltage levels based on frame image data to compensate for transistor threshold variations in organic light emitting diode pixel circuits.

A platinum-based organometallic compound with specific ligands increases triplet state energy levels to improve emission efficiency.

Capacitance compensating devices adjust resistance and capacitance in fan-configured connecting leads to minimize RC delay differences.

Sub-pixel voting lithography patterns a single photoresist layer to generate recessed features with non-uniform cross-sectional geometries.

Dry and wet etching creates perpendicular sidewalls in a semiconductor cavity, resolving tapered profiles that limit light sensing ability.