Solid-State Devices TRIZ Cases

Reversed sub-pixel ordering and edge-shifted driving chips keep spliced display panels color-matched while reducing visible non-display gaps.

By routing connection lines around the sub-scan line, this pixel layout cuts parasitic capacitance and improves display image quality.

Magnetic transfer and controlled release feed semiconductor LEDs uniformly in a fluid chamber, speeding self-assembly while reducing handling damage.

Heating the adhesive layer enables needle-free die release, reducing cracking risk and improving thin wafer ejection yield.

Selective adhesive fixation of conductive particles on micro-LED electrodes prevents particle release and contact failure on large wiring substrates.

A tailored organometallic OLED emitter improves charge transport and exciton recombination to raise luminance, lower driving voltage, and speed response.

Protective tape supports a thinned wafer during front-side ion implantation, preventing backside dents and contamination while improving yield.

Separated latch-up protection circuits and redistribution layers divert surge current in dense stacked semiconductor packages to protect logic chips.

Metal wire grids built into LED lamp beads replace polarizing films, improving alignment and reducing light leakage and crosstalk in 3D displays.

A flexible barrier rib uses liquid-guided self-alignment to position micro LEDs for higher-productivity transfer on large displays.

A shared package frame transfers red, green, and blue micro LEDs together, cutting mounting area and simplifying substrate assembly.

Laser crystallization can leave polysilicon protrusions; this case uses selective carbon and argon doping plus etching to planarize the TFT layer.

A window-layer protrusion blocks static electricity near the bent display edge to prevent data-line short-circuits and preserve folding performance.

Bonded wafer stacking combines solar cells, drive circuits, diodes, and capacitor layers in one chip to cut area and production cost.

A 6T1C charge-storing synapse uses differential capacitor currents to improve linear, symmetric weight updates and retention for on-chip DNN training.

A curved microelement and light control layer improve LED light extraction and color contrast, reducing viewing-angle color shift in displays.

A metal-resin cathode stack and refractive-index control layer cut external light reflection without polarizers, preserving brightness and display quality.

An electric-field gate grid isolates adjacent micro-LEDs without mesa sidewalls, cutting non-radiative recombination and improving quantum efficiency.

Rounded corners and curved channel films in a 3D memory stack improve erase reliability, switching behavior, and junction overlap uniformity.

A residual-film conductor and flexible film interconnect protect pads during etching while shrinking non-display borders in tiled displays.

Atmospheric pressure plasma followed by immediate hydrogen water treatment keeps wafer surfaces hydrophilic longer and improves bonding quality.

Encapsulation covering LED tops and sides plus cutting lines between circuit structures helps prevent damage and improve small-pixel transfer yield.

An insulating layer with through-holes and a second conductive layer protects exposed display conductors while maintaining stable signal transmission.

Vertical LED stack layers with color filters increase luminous area without larger pixels, improving brightness uniformity and simplifying display manufacturing.

Composite-contact bumps create a nonplanar bonding surface that strengthens chip-to-carrier joints at bent sections and resists shear-stress failures.

3D-printed reflective openings and protrusions keep bonding pads clear, improve LED placement accuracy, and raise display luminance.

Shared tracks across adjacent standard-cell rows let 4T and 3T cells borrow routing space, cutting layout height and wasted area.

Low-dose photoresist exposure controls development to reveal micro-device top electrodes while simplifying isolation and conductor patterning.

Step-shaped dielectric trench capacitors increase memory density while improving mechanical stability and lowering fabrication complexity.

Low-dose photoresist exposure enables controlled passivation removal on micro diodes, simplifying isolation structure fabrication and improving process margins.

Stacked PIC and memory packaging uses optical windows and electro-optic links to speed processor-memory data transfer in tight package space.

Peripheral light sensors and an AR-coated coverglass track micro-LED color, intensity, and polarization drift over the display life cycle.

Vertical DRAM stacking with TSVs and a honeycomb sub-4F2 cell layout suppresses leakage current, extends retention time, and boosts density.

Separating LEDs and driver circuits onto stacked substrates with conductive vias boosts panel throughput, simplifies repair, and removes the bezel.

Spaced light blocking pillars on the substrate backside intercept reflected image beams to cut leakage and preserve transparent display visibility.

A 2 DEG heterostructure in a back-end HEMT cuts interface traps and gate leakage while stabilizing threshold voltage and mobility.

An interposer cavity and dam wall keep molding and underfill away from the grating coupler while preserving optical links in circuit packages.

A phosphor-converted LED lamp creates an infrared spectrum dip at 950-990 nm, enabling compact on-skin hyperthermia with lower heat and power.

A segmented metal-clip shunt uses resistive alloy bridge spans and thermally conductive pads to keep current sensing accurate at high temperature.

Dividing DRAM capacitor holes into separate regions reduces etch loading, improving hole uniformity and capacitor reliability.

Micro-lenses and a light-shielding layer redirect emitted light and block leakage, improving micro-LED display luminance and definition.

A layered voltage layout and insulation scheme limits Cu electrochemical corrosion at overlap regions, improving light-emitting stability and substrate life.

A mixed anthracene and deuterated anthracene host layer boosts blue OLED efficiency, lifespan, and color purity without major structural change.

An insulated series electrode layout keeps light-emitting elements closely spaced while preventing wire shorts and preserving luminance.

Spaced adhesive layers and a folding plate opening improve heat dissipation while reducing stress in foldable display structures.

A peripheral blocking groove and encapsulation extension seal exposed panel edges to stop water vapor and oxygen reaching IGZO display areas.

A bent protective film routes wiring around panel edges to prevent laser damage, light leakage, and wide seams in spliced Mini/Micro LED displays.

A dual-sided silicon lens corrects refraction and misalignment, improving grating coupler efficiency while enabling smaller couplers.

An implanted region beneath the buried layer eases DTI edge field concentration, improving isolation and deep trench gap fill.

Dummy transistor regions balance device loading to stabilize epitaxial source/drain dimensions and improve across-chip uniformity.

Dummy vias added beside TSVs reinforce the device region in multi-stacked chips, reducing stress-driven delamination and deformation.

Laser-formed modified and ruptured sidewalls keep LED chips aligned during mounting, reducing rotation and irregular beam angles.

A protruding gate contact nested in the active contact maintains SRAM connectivity despite alignment variation, improving density and reliability.

An underground bit line isolated from the substrate cuts DRAM cell capacitance and improves sense amplifier signal detection.

Light passing through wafer tape alignment holes guides automatic wafer centering, improving dicing accuracy and reducing yield loss.

Staggered mask assemblies and region-specific pixel layouts improve aperture ratio while reducing light-emitting layer misalignment and defects.

A polyimide organic barrier and planarization layer help form vertical emitters while resisting moisture and oxygen to prevent shorts.

An ultrathin 0.1-1 nm active layer boosts micro-LED modulation bandwidth above 0.10 GHz at lower current density for data transmission.

Heated pressure rollers automate wafer-to-frame tape bonding and remove ring reinforcements to raise productivity without manual handling.

Thermally conductive particles embedded across pixel and adhesive layers spread heat from the light-emitting unit, extending display panel life.

Voltage initialization and opposite-polarity programming improve threshold separation in 3D ferroelectric memory cells for denser, reliable storage.

A cured viscous layer planarizes wafer asperities before back grinding, reducing breakage, thinning the fractured layer, and avoiding support bases.

Vertical RGB LED stacking replaces color filters in microdisplays, improving pixel density, yield, color quality, and manufacturing simplicity.

A layered N-P-N GaN structure boosts P-channel current density and supports all-GaN complementary logic without silicon peripheral mismatch.

Edge pads and high-conductivity layers replace TSV-heavy die stacking to improve heat dissipation and interconnect efficiency in CoWoS ICs.

A single-layer layout for power, grounding, and partition wirings cuts interlayer short-circuit risk while improving yield and cost.

Opaque-layer openings under a display transmission area suppress diffraction and stabilize MTF for clearer under-display camera imaging.

Pressure-activated conductive pads connect mounted LED electrodes while insulating non-mounted ones to prevent display short circuits.

A sputtered seed layer plus electroplated copper evens field distribution, improving thick-film uniformity, conductivity, and surface roughness.

A shortened TFT channel and gate overlap layout raise electron mobility without enlarging transistor size, supporting high-resolution displays.

Different optical path lengths and fewer emissive regions enable full-color OLED pixels with higher resolution and lower power use.

Dielectric-separated top and bottom power rails help stacked FETs maintain reliable power delivery while limiting shorts at reduced pitches.

Back gate regions split vertical NAND channels to raise storage density beyond 2D layouts while keeping cell operation efficient.

Optical fiber coupling and photodetection replace copper links to improve signal integrity, cut pin count, and ease thermal load.

An insulated floating pattern in the pixel electrode layout prevents short-circuits while preserving light emission efficiency in display pixels.

Recessed grooves in a glass substrate route side wirings between front and rear pads, improving connection reliability and resisting scratches and static.

A retaining-wall reflective unit contains fluid white oil, controls coating height, and redirects mini-LED side light for brighter, more uniform output.

A spin-on SAM blocks recessed metal surfaces, improving selective dielectric deposition in narrow spaces and reducing CMP overburden.

A stepped planarization layer localizes conductive film, improves LED alignment, and helps prevent short circuits in stretchable displays.

Using separate conductive layers for traces and data lines, this array substrate cuts coupling capacitance while preserving narrow display borders.

Curved optical structures on a reflective LED backplane cut total internal reflection, protect chips, and reduce encapsulating adhesive use.

Dummy capacitors around a DRAM cell array balance elemental density and reduce structural defects caused by rising cell density.

Horizontal LED anode-cathode placement removes planarization and simplifies electrode connection, cutting stretchable display thickness and cost.

Segmented sensing cells with alternating electrodes and bonding pads keep capacitance uniform while preserving touch accuracy and lighting effects.

Segmented high-, low-, and ground-pad placement creates a static discharge path that suppresses overcurrent and short-circuit risk in LED displays.

Selective passivation openings expose electrode top and side surfaces to reduce disconnection defects, pixel loss, and luminous efficiency drop.

Parallel green and blue LEDs within each subpixel preserve pixel function after defects while improving luminous efficiency in high-resolution displays.

Spaced module side surfaces and inclined planes suppress bright and dark seam lines by blocking and redirecting stray light in displays.

A black adhesive layer and isolated N-type GaN regions block optical crosstalk in integrated color Micro LED displays and improve color quality.

Different light blocking thicknesses and color filters raise non-display transmittance, reducing seams and preserving luminance.

Resistor voltage division and offset pins let series-connected smart power stages be uniquely addressed with minimal circuitry and consistent mapping.

Vertically stacked RGB LED layers combine full-color output in one pixel footprint, improving brightness, resolution, and fabrication reliability.

A color layer between the pixel and conductive layers blocks reflected light, improving under-display biometric sensing reliability.

A protective layer with bonding-point openings blocks oxidation and moisture in light-emitting panels while preserving reflective output.

Alternating phosphor deposition and sidewall reflectors enable dense pcLED arrays with lower optical crosstalk and more uniform pixel isolation.

A slanted spacer tilts the die stack to reduce overhang warpage, lower pressure on lower dies, and prevent ESD contact in packaging.

A sacrificial spacer and conformal dielectric form an air gap beside metal gates, cutting parasitic capacitance without harming high-k dielectrics.

A slanted lenticular lens with anti-reflection coating cuts moiré and glare, enabling smoother glasses-free 3D view switching.

Vertically partitioned memory and logic dice raise computational density and bandwidth while reducing von Neumann data-transfer limits.

A multilayer transmittance adjustment layer around color filters improves viewing-angle color consistency while preserving blue light efficiency.