Solid-State Devices TRIZ Cases

Opposite-direction angled cuts in encapsulation adhesive let LED packages tile more closely, reducing visible gaps and image interference.

A reflective layer and color control stack enable rear emission through one substrate, avoiding extra bonding while preserving light output.

A high-conductivity composite spacer around the lower chip cuts thermal resistance, eases complex shaping, and improves package reliability.

Separating OLED emission into anthracene host and boron dopant materials improves color purity, efficiency, and operating lifespan.

A conductive layer with conductive and non-conductive regions enables micro LED replacement after gas-blower removal of defective emitters.

Light reflection and blocking around each LED chip suppress bright spots, improve contrast, and enable thinner LCD backlights with local dimming.

Selective pulse heating of donor plate subzones enables independent component release beyond heater resolution with precise target positioning.

Flip-chip mounting on redistribution layers replaces TSVs to cut 3D packaging cost and complexity while preserving dense chip interconnects.

A PECVD spacer and selective wet etching enlarge DRAM capacitor openings to improve transistor-capacitor overlay, yield, and reliability.

Van der Waals bonding and electrochemical delamination enable clean 2D heterostack transfer while protecting layer integrity and surface purity.

Varying contact length near the periphery evens current flow, improving near-field brightness uniformity and reducing far-field divergence.

Dual-resin wafer protection uses strong edge bonding and weaker center bonding to prevent grinding peel-off while enabling easy removal.

Vertical stacking with metal bonding enables full-color micro-LED pixels with less wiring area, higher resolution, and more light-emitting space.

Parallel PNP BJTs, diodes, and resistors divert ESD current with lower on-resistance, protecting deep sub-micron IC core circuits.

A vacuum-formed ring bond uses pressure difference to hold a split semiconductor substrate, avoiding full-surface CMP and costly support removal.

A flexible PCB, resin layer, and protrusion optical pattern replace the light guide plate to cut thickness and create angle-dependent 3D light.

Selective phosphor conversion and a continuous red LED sequence improve warm light efficiency while keeping the filament visible.

Containing clock tree routing within one logical chip and using leaf-level bridges cuts inter-wafer skew in stacked multi-chip designs.

Stacking Si, Ga, and oxide semiconductor transistors vertically cuts size while controlling leakage current for stable, low-power operation.

A heat dissipation pattern overlapping the laser cutting line redirects heat into the dummy area to protect organic layers and improve display panel yield.

A polycyclic emitter layer enables stable TADF in OLEDs, improving blue-light efficiency and lifespan while keeping driving voltage low.

Independent thimble pin displacement shapes four-curved display panels with lower stress concentration, reducing wrinkles and panel damage.

Angled anisotropic tape placement improves adhesion near lattice dividing lines and protects the holding table during back-side cutting.

A shared-mask TFT layout combines LTPS and oxide transistors to cut etching issues, improve process stability, and preserve OLED electrical performance.

A stacked silicon and metal oxide memory circuit uses back-gate threshold control to cut leakage current and power without losing drivability.

A Formula I OLED host material balances exciton confinement and film formation to improve efficiency, stability, lifetime, and operating voltage.

A protective film between the light emitter and wavelength conversion layer blocks heat damage while scattering light to improve conversion efficiency.

Baffle walls and raised light-emitting elements limit optical crosstalk between adjacent pixels while preserving display quality and touch performance.

Gate-last 3D NAND fabrication uses tiered blocks and insulating linings to secure direct channel coupling, structural integrity, and memory access.

A filler-free photosensitive protective layer forms 10-30 μm pad openings with less undercut and stronger bonding for reliable package miniaturization.

Precisely shaped overlapping recesses enable self-assembly of single micro-LEDs, raising transfer yield and reducing device redundancy.

A perpendicular word line driver layout shrinks DRAM memory blocks and lowers bit line coupling capacitance to improve read/write performance.

An insulating film on the TSV inner wall blocks PN-junction leakage, shrinking keep-out zones and enabling denser stacked CMOS sensor interconnects.

Integrated red, green, and blue LED layers on one stack enable independent color control and dense microLED arrays without separate sub-pixel assembly.

Electric and magnetic field assembly in cell-defined electrode layouts improves MicroLED placement yield and prevents RGB color mixing.

A separate back-to-back diode sub-circuit dissipates static charge between isolated IC regions before BEOL interconnection, preventing ESD damage.

Varying LED cell widths and quantum well layers balances RGB subpixel output, while microlenses improve convergence and color uniformity.

Transparent conductive layers link transistor electrodes inside each sub-pixel, raising OLED aperture ratio, PPI, and display uniformity.

A lateral bipolar transistor between paired PN diodes speeds ESD turn-on, cuts overshoot, and improves CDM withstand voltage.

Centering the LED active layer within the stacked semiconductor structure improves uniform light intensity and emission efficiency in display pixels.

Quantum dot color conversion and blue light blocking improve color reproducibility and viewing angle in ultra-small LED displays.

Electrostatic assembly electrodes placed away from thin film transistors improve micro LED placement while protecting transistor performance.

Plasma reduction removes metal oxides from wafer conductive pads before bonding, lowering resistance and enabling stronger hybrid bonds at lower heat and pressure.

Alternating face-up and face-down chip stacks reduce pad exposure area and shorten columnar electrodes for narrower-pitch semiconductor packaging.

Integrated touch electrodes and via-hole connections remove protruding borders, enabling seamless full-screen display and touch performance.

A flexible barrier rib with liquid-filled holes aligns and transfers micro LEDs in parallel, improving large-area display productivity.

Grouping LEDs into display blocks with diffusers cuts bonding steps, preserves emission area, and reduces optical crosstalk in fine-pitch displays.

Convex and concave channel regions space variable resistance layers apart to cut inter-cell interference and RC delay in 3D resistive memory.

By moving the circuit board under a flexible substrate, tiled displays hide bezels, cut dead space, and reduce bonding damage.

A pair-staggered contact layout keeps complementary wire bonds matched in length, cutting interference while shrinking semiconductor footprint.