Solid-State Devices TRIZ Cases

Selective ferroelectric film placement on active regions avoids weak fields over isolation trenches, improving retention and reducing read/write errors.

Combining polysilicon and oxide TFTs with overlapping electrode-capacitor layouts stabilizes voltage and supports higher-performance display circuits.

Dielectric stabilization structures between 3D memory blocks limit slit-induced stress and collapse risk while improving yield and cell density.

Shared Y-connected pin protection uses SCR-based clamping and switch-off control to cut ESD area and avoid false response to CAN and LVDS pulses.

Through-holes in the display substrate release heat from light emitting elements, reducing overheating and extending LED lifespan.

A high-haze diffuser film with an optical film reduces reflected light and halo size, improving dynamic contrast and light uniformity.

A transparent insulating heat-conductive layer protects the planarization layer from thermal shrinkage, preserving blue light transmittance and color temperature.

Embedding a ceramic substrate in BMC and RDL layers improves stability, heat handling, and signal routing for compact high-resolution camera modules.

A three-emitter OLED uses phosphorescent sensitization and TADF or exciplex transfer to sharpen emission onset while preserving quantum efficiency.

Resonant energy transfer at quantum dot layer discontinuities cuts injection barriers, enabling low-voltage QD-LEDs with higher efficiency.

A two-width partition layer between color filters redirects light to suppress shading, sensitivity loss, and color mixing at image edges.

A hollow structure in the pixel electrode overlap region cuts parasitic capacitance, improving charging rate and display picture quality.

Separated logic and memory dies with TSV-linked vertical stacks improve signal speed while easing base die complexity and cost.

Offset dual aperture regions and folded data lines maintain continuous light emission in 3D displays, preventing moire patterns.

A protruding TFT channel uses top and sidewall electrodes to raise current and charging speed without enlarging the non-display area.

Placing the auxiliary electrode in a separate layer increases aperture ratio and storage capacitance while reducing flicker in display panels.

Hard mask recesses and marks replace extra photoresist patterning, cutting photomasks and protecting transistor structures during contact formation.

Opposed-face 2D and depth sensors with optical concentrators cut misalignment, size, and cost in simultaneous scene capture.

An intermediate conductive protective layer blocks passivation-layer oxygen diffusion, stabilizing resistance and turn-on in top-gate display panels.

Opposed side gates create two independently controlled fin channels, boosting transistor density while enabling lateral transport and tunnel-current control.

Differentiated electrochemical porosification creates GaN mesas with varied porosity levels, avoiding localized dopant implantation for multi-wavelength InGaN diodes.

Electric fields between electrode lines and partition walls place semiconductor LEDs precisely, enabling mask-free RGB transfer for flexible displays.

Differentiated electrochemical porosification creates GaN-based mesas with distinct porosity levels, avoiding localized dopant implantation.

A tapered through electrode improves metal filling in solid-state image sensors, reducing voids and keeping resistance low.

Raised projections in a stacked photodiode lens assembly prevent lens damage during polishing, enabling thinner detection substrates.

A same-layer filling structure around the display hole prevents cutting cracks, film separation, and bubbles during back film attachment.

Separate switch transistors and a capacitive element let FD-based pixel addition work across multiple conversion efficiency states with better noise control.

A groove gate creates a 3D TFT channel that boosts driving current while preserving aperture ratio and limiting off-state leakage.

A recessed bonding pad layout moves interference away from spin coating, preventing stripe defects and improving color filter uniformity.

A light-guide-filled corner opening relieves bending stress and restores corner emission for four-sided curved flexible displays.

Embedded conductive vias in stacked sensor substrates improve signal and power line coupling stability without relying only on pad coupling or TSVs.

A shared pad-electrode layout lets multiple LED elements be controlled individually with only n+1 interconnects, simplifying routing and improving heat dissipation.

A stepped fan-out package replaces thick wire-bond POP connections with redistribution layers and posts to keep thin packages cooler.

Overlapping source and compensation electrodes keep parasitic capacitance constant while freeing pixel area to reduce flicker and raise aperture rate.

An inverted trapezoidal through electrode and shielding layer cut pad misalignment and coupling noise in a three-layer stacked image sensor.

Curved lenses and a dielectric layer collimate chip light to narrow the viewing angle and reduce crosstalk in display panels.

A three-layer opto-electronic package replaces copper links with optical transceivers to raise bandwidth while improving power efficiency.

HEMT driving transistors deliver high LED sub-pixel current without wider channels, while self-alignment simplifies transfer for high-luminance displays.

An n-type transfer region and separation film route photodiode charge into a holding section to raise sensitivity and saturation signal.

Different-sized sub-pixels and a depressed micro lens improve low-light sensitivity while preserving dynamic range across luminance levels.

Vertical stacking enlarges ReRAM cell area within the same footprint, lowering forming voltage and avoiding external high-voltage circuitry.

One light emitter shared across multiple sub-pixels cuts LED transfer complexity while blocking leakage current and preserving color accuracy.

Shared etching of pixel and source-drain electrodes cuts photomasks, shortens display processing time, and helps avoid over-etching.

Reflective packaging and sprayed red and green quantum layers avoid precise butt joining, easing LED chip offset assembly.

A base die selectively routes one data bump across stacked memory dies, cutting redundant interconnects while improving power distribution.

Selective coating removal forms a precise LED light window that avoids glass-plate refraction and improves encoder signal quality and resolution.

Diffuse-reflective beads cover the Zener diode in an LED package to cut light absorption and improve output uniformity.

Dual conductive and insulative hydrogen barriers protect ferroelectric trench capacitors, enabling dense integration with planar capacitors.

Capacitors and opposite-polarity switching create fully differential pixel outputs early, cutting noise without amplifier feedback.

Transparent passages in a one-piece sensor let distributed light sources deliver uniform illumination without sacrificing pixel sensitivity.

Multilayer reflectors encapsulate wavelength conversion material to cut crosstalk, support viscous fills, and extend micro-LED pixel lifetime.

A rough scattering layer and transparent electrode improve top-emission QLED light extraction while avoiding low transmissivity and high resistance.

A buffer layer with lower glass transition temperature enables low-stress replacement of defective micro LEDs while protecting yield.

Spacer and light-shielding patterns reduce stray light and microlens damage in under-display fingerprint sensing, improving sensitivity and yield.

A non-punch-through body diode with tuned drift-layer doping and carrier profiles cuts snappiness and switching loss in bidirectional conduction.

High-density plasma SiN barrier and buffer stacks block moisture and oxygen while keeping OLED encapsulation thin, flexible, and crack-resistant.

Different layer widths, capping layers, and low-k insulation help cross-point memory scale without losing speed, electrical stability, or reliability.

A ground electrode between common and selection terminals blocks RF leakage in compact switch IC modules and preserves isolation.

Extended gate regions and merged gates enable reliable contacts on vertical transistor pillars while easing photolithography and process complexity.

Exhaust channels vent gas from the planarization layer while a reflection layer improves light extraction, contrast, and uniformity.

A particle-filled light diffusion layer improves LED display uniformity while preserving luminance by integrating diffusion into the encapsulation structure.

A stacked sensor layout places machine-learning signal processing over the pixel array while avoiding light-shielded pixels to limit heat, noise, and chip growth.

Stepped insulating layers and multi-step etching expose both LED ends, preventing electrode misalignment and unstable electrical contact.

A lower-layer switching element is shielded during ion beam etching by a stacked layout and protective film, preserving memory performance.

A metal oxide barrier in the 3D NAND gate stack blocks impurity diffusion, improving charge retention and erase saturation.

A 3D resistive memory structure uses Schottky transistor isolation and separated storage regions to raise density while limiting cell interference.

Bottom support structures in slit regions keep select-line and word-line layers connected in 3D memory stacks, improving operating reliability.

Edge memory blocks use larger pitch than central blocks to cut fabrication defects and preserve 3D integration density.

Dual trigger paths detect voltage differences and turn on a GaN ESD switch to shunt bidirectional overvoltages and protect electronics.

Variable exposure mapping and dilution doping compensate wafer-level linewidth variation to keep minimum-width resistor values more uniform.

Specific ring-linked organometallic dopants suppress triplet-state non-radiative decay, helping OLED emission layers keep stability, color purity, and lifespan.

Adjusted junction grading coefficients in anti-serial pn-junction pairs cut spurious third harmonics while preserving breakdown voltage control.

A back-illuminated pixel structure moves wiring away from the photodiode and adds light blocking to improve quantum efficiency and ranging accuracy.

A shaped underfill layer supports thin chips during solder reflow, limiting warpage while maintaining robust package attachment.

Controlling adjacent PDL opening slope ratios improves OLED cathode connection, light direction, and reduces mura-causing organic film defects.

A disordered AB2Ox spinel tunnel barrier helps TMR elements maintain high MR ratio at high bias voltages for sensors and MRAMs.

Replacing one control transistor with a selector pillar cuts SOT MRAM bit-cell area, simplifies fabrication, and lowers write errors.

An offset LED in a concave pixel with a light guider and blocker spreads light evenly and hides point-source visibility.

A larger-pitch microlens matrix extends over peripheral circuits to collect more light and raise image sensor sensitivity.

Laser annealing through a light-transmissive top electrode crystallizes the FTJ ferroelectric layer while limiting FEOL heat damage.

Through-hole conductors and dummy conductors free front-side layout space while isolating adjacent LED display panels to prevent splice short circuits.

Divided pixel accumulation with surface-side isolation improves charge transfer efficiency without shrinking photodiode opening area or sensitivity.

Recesses in the pixel defining layer split the charge generation layer to stop tandem OLED pixel crosstalk while keeping the cathode continuous.

Periodic notches in selector rails let cross-point MRAM form dense MTJ arrays while preserving electrical isolation and structural integrity.

UV-curable resin is staged and pressed around a sensor module to fill gaps, block reflected light, and preserve display quality.

Pre-shaped isolation and internal grooves guide lens reflow to tune microlens curvature, improving autofocus and light collection.

Bidirectional diode protection dissipates ESD voltage peaks while allowing independent avalanche thresholds and limiting epitaxial silicon use.

A junction-termination-edge RC snubber integrated with a SiC MOSFET cuts parasitic inductance, damps commutation oscillations, and saves area.

Sacrificial layers are etched out between stacked vertical channels to improve 3D transistor density while limiting wafer stress and isolation issues.

Embedded quantum dots on micro-LEDs replace separate RGB wafer transfer, improving color purity and fabrication efficiency.

Backside circuit routing with etch stoppers and filled through-holes cuts display dead space while blocking etching-solution corrosion.

Selective light emission across fingerprint sensing zones creates a fake verification image that helps distinguish real fingers from spoof prints.

By splitting write data and ECC across separate inter-die links, DDR5 memory can ease TSV timing limits and reduce data corruption risk.

Wavelength-specific optical structures extend light paths in adjacent photodiodes to improve low-light absorption and reduce spectral cross-talk.

Dividing one capture area into separate regions lets an image sensor apply different settings and generate multiple videos in parallel.

A sodium-tuned alumina phosphor and dichroic prism broaden LED output to 340-800 nm with higher intensity for biochemical analyzers.

A low-alkali glass composition improves acid resistance, blocks ion diffusion into silicon, and reduces residual strain in laminated substrates.

Light shield films and walls are arranged around phase-detection pixels to preserve sensitivity while enabling faster, more accurate autofocus.

Aligned openings let an inorganic layer contact the organic layer directly, blocking moisture around display through holes and improving reliability.

Tapered sidewalls on LED subpixels redirect light to boost extraction efficiency while managing manufacturing precision trade-offs.

Self aligning pillar memory cells reduce reset current requirements by creating sublithographic dimensions through crossing line patterns and trimmed masks.

Selective Ru oxidation creates a RuO2 diffusion barrier that reduces leakage current in MIM capacitors.

Hydrogen-doped indium gallium zinc oxynitride film maintains conductivity and amorphous structure during deposition.

A three-dimensional semiconductor device uses a connecting layer to link vertical patterns to the substrate.

An interleaved LED chip arrangement on a substrate eliminates side wall shielding, converting blocked light into useful emission.

A universal mask plate fabricates blue pixel emission layers with effective and non-effective areas.

Segmenting the charge trap layer into isolated islands eliminates fringing effects and leakage paths caused by thin insulator layers.

An uneven substrate-dielectric interface scatters light in a nitride semiconductor LED, reducing total internal reflection to boost extraction efficiency.

Restricting ambient light prevents anthracene photodimerization, enhancing device durability.

Isolated charge collection regions in image sensor pixels restrict crosstalk between parallel photo gates to improve distance measurement accuracy.

A niobium or tantalum metal compound with a nitrile group serves as a stable deposition precursor for semiconductor thin layers.

Segmented insulating films dissipate heat and absorb thermal stress, preventing cracks in semiconductor light emitting devices under high current injection.

Diodes isolate PCM RF switch heating elements from pulse generators, blocking sneak paths and stabilizing output impedance to reduce signal interference.

A SbxSe100-x alloy layer blocks positive hole injection between the voltage applying electrode and semiconductor layer in radiation image detectors.

A stacked imaging apparatus uses variable via positioning to align photodiodes with lower electrodes for precise pupil correction.

Bonding a segmented film strip to light emitting devices resolves the trade-off between color versatility and device complexity in manufacturing.

A multilayer resonant cavity structure with stacked reflective layers enhances light extraction efficiency and color purity.

A polarizing plate uses a first protective film with specific in-plane and thickness direction retardation values to manage light polarization.

Dual micro-lens image sensor with conformal coating layer reduces optical cross talk between adjacent pixels.

A scanning antenna uses a liquid crystal layer to steer beams via dielectric tuning.

A display panel positions a compensation semiconductor layer closer to a driving semiconductor layer than a scan line.

Gibbs free energy differences between buffer and oxide layers prevent material reactions that cause surface defects on data wiring.

A backside illuminated image sensor uses a hole array in an isolation carrier layer to form conductive bumps for direct electrical connections.

A molded LED package uses series and parallel chip arrangements to handle higher voltage applications.

An insert layer within a variable resistance layer reduces resistance drift by representing the device as parallel resistors, improving reliability.

Layered mesh signal lines traverse the transmission area, reducing dead space and improving signal transmission efficiency.

Surface micro-structures on a high-index substrate reduce waveguide mode confinement and interface total reflection to increase OLED brightness.

Segmented adhesive tape with offset light blocking prevents elastic force lifting, ensuring stable adhesion between the flexible circuit board and substrate.

Intermediate layers with varying hardness protect organic optoelectronic components from particle damage during manufacturing.

Distinct ligands in a phosphorescent platinum complex tune the HOMO-LUMO gap, resolving trade-offs between structural simplicity and emission control.

Composite red phosphors adjust emission spectra to resolve the trade-off between color purity and gamut width in backlight modules.

Shaped spacers integrated with pixel defining layers disperse ambient light, reducing reflection and improving contrast in bright environments.

Coupling diodes between gate and body terminals automatically biases the FET, eliminating separate control lines while enhancing RF linearity.

A portable rail inspection tool uses a magnetic mount and tensioned cord to measure track alignment distances.

Inverted semitransparent organic photovoltaic cells replace lossy metal layers with transparent contacts and a ZnO buffer to boost power conversion efficiency.

Sacrificial layer etching separates gallium nitride devices from reusable engineered substrates, reducing stress-induced defects and manufacturing costs.

A stepped transfer gate structure increases the contact area between the gate electrode and photodiode impurity layers in a CMOS image sensor.

Segmenting evaporation masks into smaller units resolves precision and cost trade-offs, reducing fabrication time for organic displays.

Segmented buried gates with independent voltage control prevent gate-induced drain leakage and enhance cell retention time.

Splitting SOI substrate contacts into two sequences reduces complexity and improves packing density without additional patterning.

Dual modulators apply area-specific compensation values to digital video data, resolving brightness inversion in defect areas while maintaining response speed.

Dispersing photosensitive sensors among display pixels reduces interference between the two regions while maintaining high sensitivity.

CMP processing reduces surface roughness by 50 to 100 percent, preventing photolithography defects and current leakage in memory devices.

Recessed color filter array walls and chemical mechanical polishing planarize image sensor dies for high yield manufacturing.

Varying intervals between equal-width active areas compensates for end photodiode degradation, suppressing image artifacts in X-ray CT systems.

A dual diode structure reduces parasitic resistance in integrated circuit input output terminals by lowering reverse breakdown voltage.

Merges a flexible tungsten grid with the detector body to eliminate separate installation steps and improve image quality.

Silane inorganic acid salts enable selective nitride removal while protecting oxide layers, preventing particle generation and electrical deterioration.