Semiconductor/Solid-State Device Details TRIZ Cases

Asymmetric land region orientations paired with a reflowed ball structure disperse thermal expansion stresses to maintain reliable electrical connections.

Segmented cavity design controls etch depth to prevent over-etching, ensuring stable AOI fillet slope inspection and connection reliability.

A white organic electroluminescent device uses a delayed fluorescent green sub-emission layer to achieve high internal quantum efficiency.

Positive photoresist molds and blade scraping control conformal coating thickness, preventing excessive layer buildup that increases circuit size.

A light emitting diode package uses a segmented mold cavity to minimize the projected light source area and enhance luminance.

A sacrificial material creates an air gap around a copper through-silicon via, reducing thermal stress while allowing closer device packing.

A diffusion stop layer protects MOSFETs in 3D integrated circuits by blocking metal ion migration from through-silicon vias.

Different melting point solders bond IGBT and diode elements to reduce thermal cycle cracks while maintaining strong connections.

Obtuse angle through holes in magnetic resin substrates prevent voids and cracks while maximizing magnetic material ratio for higher inductance.

Corner foot portions on a lid couple to the substrate, reducing footprint while accommodating decoupling capacitors near the die.

Selective area growth of a diamond layer bridges the thermal gap between the heat-generating device and the heat sink, improving light extraction efficiency.

Vertical lead stacking eliminates wide surface traces, resolving the contradiction between high current capacity and device size.

A bent screw terminal connects to a lid member, enabling flexible external electrical connections within a compact semiconductor housing.

A two-sided cold plate assembly uses transfer tubes extending through a cellular support structure to create fluid passages between opposing plates.

Dual carrier support prevents warpage and cracking in coreless semiconductor packages by maintaining substrate rigidity during thinning.

An intermediate resin layer with a lower via-conductor volume ratio absorbs thermal expansion stress, protecting bonding portions from breaking.

Segmented insulating layers in a WLCSP structure create enlarged openings that facilitate flux residue removal and prevent solder ball dissolution.

Chamfered corners on the inner and outer seal rings eliminate acute angles that trap resist material, preventing bubble formation during photolithography.

Cylindrical copper pillar preforms connect to semiconductor chip electrodes to resolve plating throughput bottlenecks and void formation issues.

A hybrid additive manufacturing system fabricates electromechanical assemblies by combining 3D printing with module placement.

A semiconductor component merges lateral and vertical devices in a stacked structure connected by a leadframe.

Silicone gel and trench insulation mitigate charge carrier generation, preventing single-event upsets in critical space and nuclear environments.

Porous interlayer dielectric layers lower parasitic capacitance to enable higher integration densities in three-dimensional semiconductor memory devices.

A nickel cap layer blocks copper diffusion into lead-free solder, preventing ball cracks during thermal cycling.

Hard mask defines openings for conductive posts extending through intermediate circuitry levels.

Compressed anisotropic conductive membrane absorbs shear stresses from thermal expansion mismatches between the semiconductor die and mounting substrate.

Replacing adhesive films with solder joints reduces thermal resistance and overlay shifts while simplifying the packaging process.

A semiconductor package uses a flush interposer and encapsulant to create a planar redistribution layer for reliable chip mounting.

Integrated decoupling capacitors reduce parasitic inductance, lowering signal noise in high-speed analog to digital converters.

Segmented ground leads connect to a host before power leads, preventing high voltage damage from incorrect plugging sequences.

Asymmetric terminal sizing and multi-row placement maintain stable wire coupling margins while reducing package size.

A segmented OLED display separates transistor and light-emitting panels to increase pixel density.

Sintering flake-less molecular inks creates smooth, adhesive traces that resolve surface roughness and adhesion contradictions.

Partial through-mold vias in the interposer reduce form factor and improve warpage control for tight pitch stacking.

A specific epoxy resin composition paired with polyphenylene ether delivers high adhesive strength to metal substrates.

Segmented bump arrays with wider corner structures distribute thermal stress to prevent cracking while maintaining substrate spacing.

Triangular dielectric projections around interconnects overcome circular ring limitations, ensuring reliable electrical isolation at high packing densities.

A synthetic diamond heat spreader uses a thin isotopically purified surface layer to enhance thermal conductivity.

Omitting bottom barrier material in dual damascene vias reduces electrical resistance and RC delay without compromising diffusion reliability.

A folded heat sink attaches to the exposed drain pad of a molded leadless package via soft solder.

Auxiliary pads on interposer substrates reduce occupation area and increase bonding strength, resolving instability from elongated substrate shapes.

Point-symmetric power and ground pads on stacked semiconductor chips allow overlapping bond finger arrays, reducing substrate space requirements.

Vertical electrode pad extension under the bump reduces chip size without sacrificing contact reliability or increasing manufacturing complexity.

Segmented nitride films and leveling films suppress crack propagation during dicing while maintaining uppermost surface flatness.

Replacing thick glass substrates with a 20-100 micron polymer film reduces sensitivity requirements and manufacturing complexity.

A semiconductor die stacking structure with a metallic conductive layer establishes bidirectional current paths between silicon layers.

A package-on-package module uses a resin block and fixing conductor to secure components.

Flip-chip bonding with anisotropic conductive film reduces the backend footprint of high-density neural recording interfaces while maintaining signal quality.

Segmented housing groups terminals by electrical potential to minimize conductor track lengths, ensuring adequate creepage distances between supply nodes.

A bonding area design uses differential wettability to confine melted metal within the target zone during transient liquid phase processing.