Semiconductor/Solid-State Device Details TRIZ Cases

A multilayer interposer and through-insulator-via approach enables dense 3D package stacking without pushing minimum feature size limits.

A conductive trace replaces TSV metal fill while a tenting cavity relieves CTE-driven thermal stress and improves package reliability.

Conductive pillars fitted into substrate through holes improve EMI shielding, cut package size, and remove extra deposition steps.

A through-hole heatsink contacts the upper chip, substrate surface, and hole sidewall to improve heat dissipation in stacked semiconductor packages.

A pre-formed groove lets superconducting film bridge the wafer surface and TSV without spin-coating defects or etching loss.

A recessed metal contact plug inside the memory pillar improves hole supply during NAND erase, supporting higher integration without erasing loss.

A projecting resin package and nested tube flange reduce adhesive protrusion, stabilize the O-ring, and block liquid infiltration.

Segmented 3D NAND staircase formation uses sacrificial layers and dielectric fills to improve contact alignment and reduce tier shorting.

Stacked edge-ring traces and vias anchor interposer RDLs, defining the active edge to prevent dicing delamination and microcracks.

A vertical trench contact links pad and substrate to clamp positive and negative ESD strikes while reducing parasitic capacitance and footprint.

Routing global lines only in bottom wiring layers frees coupling line placement without enlarging the memory array and helps reduce functional errors.

Friction stir channeling forms linked cooling channels at multiple depths to improve semiconductor heat dissipation in compact metallic bodies.

Integrated coolant channels and CTE-matched die mounting cut package size, thermal stress, and cooling limits in power semiconductors.

Randomly degraded security-zone interconnects create a stable PUF for IC authentication without extra post-processing circuits.

Integrated trench capacitors inside 3DIC dies raise capacitance density, cut power supply noise, and avoid larger interposer-based decoupling.

Different-height terminal regions on one side replace wire bonds, improving power module connection reliability at high current and temperature.

Anti-tilting members in the bonding layer keep double-faced cooling power modules aligned during solidification, reducing stress and heat loss.

Undercut seed layers create weakened mechanical pillars that fail before live pillars, limiting passivation damage in semiconductor packages.

Laser-drilled catalyst-doped dielectric forms traces of different thicknesses in one patterning flow, cutting misalignment and DC resistance.

A helmet layer and segmented gate dielectric improve CMOS contact alignment, cut gate leakage, and support tighter node scaling.

A naphthol-catechol epoxy resin lowers viscosity for fiber impregnation while preserving cured strength and heat resistance.

Vertical capacitor electrodes around the channel raise capacitance and storage density in 3D memory without consuming extra planar area.

An anti-arcing pattern on the passivation layer protects stacked semiconductor dies during hybrid bonding, improving SoIC packaging yield.

A cavity-embedded thermal stack creates a direct heat path between processor and memory packages while limiting overheating in PoP assemblies.

Vertical RGB LED stacking increases pixel density without shrinking chips, while preserving luminous intensity and white-light mixing.

Optimized source, gate, and drain pad placement helps a chip-size vertical FET carry heavy current with lower on-resistance and less local heating.

A multilayer trench spacer with silicon oxide, low-k fill, and an air gap cuts parasitic capacitance and leakage in dense memory cells.

A single routing layer uses dual copper and dielectric thicknesses to balance single-ended and differential impedance while cutting build-up complexity.

Asymmetric NMOS and PMOS sensing circuits detect laser-induced photocurrents early, enabling secure ICs to block faults before data loss.

A vertical contact structure lets vias land directly on trench capacitor electrodes, shrinking footprint while preserving capacitance density.

Relocating package markings to the stiffener keeps the chip surface flat, improves liquid metal spreading, and maintains high cooling performance.

Vertical chip stacking separates photodiodes, pixel transistors, and logic to improve BSI sensor light sensitivity, circuit density, and power efficiency.

Ferroelectric FTJ stacks are annealed on a separate wafer before bonding, improving crystallization while protecting FEOL gate structures.

Alternating trench fill materials with offsetting stress reduce wafer bowing in 3D NAND fabrication and improve substrate reliability.

A thinner bonding layer below the control electrode helps release voids, lowering thermal resistivity and widening MOSFET safe operation.

A cobalt-tin bilayer on conductive leads limits brittle intermetallic growth, improving solder joint reliability and heat dissipation.

Rare-earth alloying in Al wiring suppresses cold-strength increase while maintaining strength, workability, and reliability at high temperature.

Differently sized stacked pad regions let one wiring board mount multiple chip sizes while reducing board area and preserving conductive layer formation.

A wire-bond angle layout prevents bonding head collisions near the frame wall, enabling smaller power semiconductor modules.

Curved-surface molds counter thermal-expansion warpage during dielectric curing, improving flatness and structural resistance.

Position checkers on the package substrate define allowable die placement ranges, preventing stacked-die misalignment and wire bonding failures.

Dedicated redistribution layers reroute data signals across stacked chips to shorten transmission paths, cut power use, and improve performance.

Sequential hard-mask trench patterning isolates DRAM capacitor landing pads, preventing shorts and lowering parasitic capacitance.

A recessed interposer and protective layer enable lower-height PoP chip packages while improving electrical connection reliability and stack integration.

Air gaps formed from a removable layer cut capacitive coupling between conductor blocks, lowering RC delay, power use, and die reliability loss.

Mechanical pressing embeds lower trace portions into a dielectric layer to prevent peeling, open circuits, and drop-test disconnection.

A single stencil forms die and ground bumps with matched height and width, reducing voids, misalignment, and shielding ground defects.

A PN junction shield through the substrate blocks TSV-induced charge migration, protecting device parameters during plasma etching.

Multiple conductive patterns and localized insulation on a junction plane keep pixel signals flowing reliably between stacked chips.

A pre-molded interposer inserted into a plated lead frame positions floating leads accurately while avoiding extra separation steps.

Curved transition surface in encapsulating mold reduces substrate stress, prevents surface layer damage, and eliminates hot spots to extend mold lifespan.

A heat dissipation unit embeds a heat pipe within a base seat channel to form a flush contact surface.

Segmenting the capping layer over recessed metal features widens the gap between adjacent interconnects, reducing dielectric breakdown probability.

A single lead frame semiconductor device integrates ground terminals within a mold material to enclose signal paths and reduce mounting area.

A semiconductor package uses a direct-bonded-metal substrate to dissipate heat from the die.

Conductive patterns with variable segment dimensions form sub-45 nm pitches using immersion photolithography and spacer deposition.

Pad layers with larger lateral dimensions resolve contact reliability issues in miniaturized semiconductor devices.

A shaped metal body absorbs torque from external conductors, protecting internal wire bonds from mechanical damage caused by high bending moments.

Segmented shallow and deep hole formation stacks memory cells vertically, resolving density limits in complex manufacturing processes.

Phosphonic acid modifies epoxy resin sealing materials to form strong covalent bonds with metal surfaces.

Segmented chemical vapor deposition controls tungsten grain size to prevent surface roughness during semiconductor manufacturing.

A wetting layer with matched lattice constants surrounds a contact plug to improve adhesion and filling in fin-type active regions.

A branch-type programmable semiconductor structure uses vertically stacked electrodes with overlapping plates to maximize configuration density.

A semiconductor sealing member design positions its contact area closer to the chip than the sealing surface.

Inkjet-printed metal inks form solid pillars on semiconductor lead frames to enhance material adhesion, replacing costly plating processes.

An intermediate thermal expansion frame member balances stress between components and substrates to prevent manufacturing warpage.

Matching redistribution layer line width to chip pitch resolves substrate mismatch, improving yield for miniaturized packages.

Resilient clip mounting sections absorb fastening forces, preventing stress-induced deformation in hollow heat plates and reducing manufacturing costs.

Back-to-back chip assembly with embrittling trenches destroys the assembly upon separation, preventing back-side fault injection attacks.

Organopolysiloxane silicone resin composition with linear diorganopolysiloxane moiety enhances heat and light resistance.

Grounded stiffener structure mitigates warpage and electromagnetic interference while enhancing thermal performance in high-density integrated circuit packages.

A dual-die integrated circuit package uses an exposed metallic back surface to conduct heat away from the die.

A flexible circuit board structure uses metal oxide and diffusion layers to bond metal wiring to organic insulating substrates.

A vertical multichannel FET process uses incremental germanium content in stacked SiGe layers to drive uniform sacrificial layer removal.

Covering alignment marks with an insulator prevents dopant diffusion errors, simplifying mask design for through-silicon via formation.

Integrating silicon and III-Nitride chips on a shared substrate reduces parasitic effects while improving thermal management for cost-effective manufacturing.

A backside wafer protection method prevents copper contamination during through silicon via processing.

A staggered semiconductor contact structure uses insulating layers to block silicon atom migration during thermal processing.

Replacing mechanical fans with a piezoelectric air pump eliminates noise while maintaining high heat dissipation efficiency for portable electronics.

A sealing resin layer shields conductive members from stretching during dicing, eliminating burrs that cause short-circuits on mounting boards.

Dielectric mask pattern transfer removes metal masks to reduce stress-induced dimensional inaccuracies in dual damascene interconnects.

Rapid etch-to-rinse switching and diluted acid etchants minimize lateral undercut in under-bump metallurgy, preventing metal bump delamination.

Laser drilling forms vias through a crystalline substrate handler, reducing manufacturing complexity and thermal stress in 3D integrated circuit assemblies.

Bending distal ends inward increases pin count without expanding board area.

Segmenting power grids isolates combinatorial logic circuitry, reducing idle leakage current and extending battery life in portable devices.

Mold layer protrusions position the interposer to prevent slippage, reducing under-fill voids and improving manufacturing yield.

Direct physical contact between a sputtered metal shield and the die surface reduces junction temperature, resolving thermal trade-offs in compact packages.

Flip-chip bonding transfers conductors to a resin seal, eliminating grinding steps and reducing structural complexity.

A concave-convex pad structure increases contact surface area within a fixed footprint on a wafer substrate.

Metal bumps initiate interdiffusion with solder to form intermetallic compounds, preventing weak bonding strength at the interface.

Segmented lead members with varying bend radii absorb thermal expansion stress in semiconductor element housing packages, reducing crack risks.

Segmented cover bodies fixed to a structural frame with welded fin members enhance heat transfer in cooling devices.

Elastic frame with connecting ribs exerts vertical force on heat-dissipated plate for secure circuit board attachment.