Semiconductor/Solid-State Device Details TRIZ Cases

Recessed lead frame structures mechanically interlock tall electronic components, preventing resin-induced displacement and wire stress during encapsulation.

A multilayer metal strip uses a 2:1 thickness ratio between aluminum and copper layers to enhance electrical conductivity in semiconductor connections.

Segmented coplanar interconnects allow overlapping semiconductor die stacking, reducing manufacturing complexity and package thickness.

Exposed wettable flanks enable visual inspection of filleted solder connections while maintaining thin package height.

A semiconductor structure uses a through-molding via to electrically connect stacked dies while minimizing routing complexity.

A conductive shield surrounds a semiconductor die to provide electromagnetic interference protection and thermal dissipation.

An oxidized barrier layer protected by a ruthenium liner prevents void formation in copper interconnects.

Vertical conductive posts link stacked integrated circuits in a dual-side package, increasing density while managing manufacturing complexity.

Localized Joule heating melts bonding layers during micro-LED transfer, reducing thermal stress and improving yield.

Segmented first metals in a semiconductor chip seal ring overlap with second metals to block cracks and impurities from entering the substrate.

Dummy patterns extending into molding layers provide controlled gas discharge paths, reducing popping defects during thin-film forming and annealing processes.

A semiconductor chip mounted at a 45-degree tilt on a wiring board redistributes thermal stress across connection bumps.

Dynamic laser scanning ensures uniform energy distribution, preventing thermal deformation and enhancing bonding strength.

A tapered conductive via extends through a non-flat dielectric boundary, preventing delamination and short circuits in thick multi-layer substrates.

Pre-formed substrate alignment marks guide top package placement over bottom packages for precise reflow bonding.

Sidewall-deposited heat spreader structures conduct thermal energy from microelectronic devices to package surfaces.

Variable copper thickness dissipates heat while reducing thermal stress at the ceramic joint interface to prevent separation and cracking.

Optimizing the glass transition temperature of amine-cured underfill resin prevents peeling at chip side surfaces during thermal cycling.

A selectively conductive film interposer uses dispersed nanowires to form electrical paths between active dies without a rigid substrate.

Epoxy flux applied to solder balls facilitates soldering and leaves a protective coating that prevents joint cracking in package-on-package configurations.

Alloying tin with indium eliminates whisker formation while maintaining lead-free compliance for reliable electronic packaging.

An insulating layer encompasses die sidewalls to convert vias into conductive through vias, resolving alignment precision issues in thick build-up films.

A QFN leadframe uses a chair-shaped cut end face to reduce smearing during singulation.

A fin end spacer dummy gate structure fills narrow gaps adjacent to fins to protect source/drain epitaxial layers during processing.

A semiconductor device merges the barrier metal layer with the capacitor lower electrode to reduce parasitic resistance and capacitance.

Carbon nanotube bundles conduct electrical current via ballistic transport, resolving surface scattering limits in miniaturized semiconductor devices.

A transfer-mold power module uses an asymmetric lead frame design to position tie bar cutting residues on distinct electrode terminal sides.

An integrated circuit package uses an etched lead-frame link with a solder-resistant layer to prevent solder creeping and shorts between contacts.

A semiconductor conductive pad embeds a barrier layer between copper and solder to block intermetallic compound formation.

Integrates routable traces with a protective coat to reduce package height and improve thermal conductance.

Dielectric diffusion barrier layers laterally surround bonding pads to block moisture and ionic impurities, preventing dishing during planarization.

A resin lens with a recessed portion houses the encapsulating body to correct positional offset.

Variable pitch pillar layouts reduce imaging errors and photomask complexity in 3D NAND manufacturing without optical proximity correction.

Vertical end protrusions extend into adhesive-filled gaps to elongate the moisture travel path, reducing ingress rates in semi-hermetic semiconductor packages.

A dual plasma pre-clean process chemically enriches dielectric surfaces and removes metal contact products from interconnect openings.

An adhesion spacer with inner structure prevents delamination at the interface, improving thermal performance and reliability.

Etching an unplated leadframe creates conductive traces and a recessed contact pad for direct connector deposition, eliminating expensive pre-plating steps.

Vertical abut portions extend from the chip surface to increase bump density while reducing packaging process difficulty.

Equipotential fine wirings suppress short-circuit risks from CMP residues, maintaining TDDB lifetime and yield.

Placing alignment marks inside the plug region reduces positional deviation caused by film stress during high-layer stacking.

Segmented electrode zones with vertical offset minimize downward light loss while enhancing upward emission efficiency.

Non-uniform width cell structures reduce propagation delay by abandoning parity constraints in standard cell layouts.

Forming normal contact holes before the shielding layer prevents defective filling in small-diameter backside-illuminated image sensors.

Asymmetric resist openings form taller bumps on lower electrodes, eliminating chip inclination and boosting luminous efficiency.

A semiconductor device integrates a silver film within a single-layer polyimide resin gutter to form a redistribution layer.

Wire leads connect stacked dies to land pads on the bottom package, eliminating expensive interposers to reduce manufacturing costs.

Recessed source drain regions host epitaxial stress layers to induce channel strain, reducing defects from high germanium concentration.

Vertical stacking with through-silicon vias reduces external input/output pin counts, lowering design costs and power consumption for FPGA systems.

Selective deposition of a noble metal cap on copper conductors prevents electrical shorts between adjacent interconnects while enhancing reliability.

A bump-less build-up layer package uses conductive traces and through-via connections to stack microelectronic dies without vertical elevation.