Semiconductor/Solid-State Device Details TRIZ Cases

Thin copper pads with a silicon nitride layer cut etching time and wafer bowing while preserving adhesion in silicon bridge packages.

Graduated resonator trench depths shorten RF semiconductor processing, reducing etchant exposure, corrosion, and resonator defects.

A metal sheet and shielding legs enclose package top and side surfaces to block outward RF radiation and protect nearby components from EMI.

Zigzag via plugs and shared word lines cut delay, voltage drop, and occupied area in stacked 3D semiconductor memory.

A molded recess exposes the heatsink without grinding, cutting package stress, defects, and manufacturing time while preserving heat conduction.

Metal halide etching removes oxide and nitride residues in via contact openings while preserving profile accuracy and dimensional control.

A porous silicon region insulates sidewall metallization in a surface-mount chip, enabling solder inspection while reducing short-circuit risk.

Integrated inlet and outlet ports in an extruded cooling plate cut parts and space while maintaining reliable refrigerant flow.

Larger surrounding electrode connections improve mini and micro LED alignment and coupling yield during TFT display screen assembly.

A through-substrate bridge improves backside power delivery, signal integrity, and decoupling in thinner, compact chip packages.

A tailored carrier stabilizes acoustic levitation to cut positional oscillations and improve semiconductor component transfer accuracy.

A molded recess exposes the heatsink without grinding, cutting package stress, scratches, bond-line bleed, and manufacturing time.

Alternating cuts and bent inner leads raise QFP I/O density while the opening structure forms a dam bar to prevent encapsulant leakage.

Opposite stress responses in N-type and P-type poly resistor regions are balanced with selective silicide to stabilize analog resistance under package stress.

A W-shaped frame bonds to the dies to add dual-sided heat dissipation, electrical conduction, and strength while simplifying package assembly.

A FeRAM chiplet placed below or beside the compute die boosts AI memory bandwidth while easing thermal limits and latency in multi-die packaging.

A patterned die attach film, alignment recess, and heat spreader improve package heat dissipation while easing die placement and strain control.

Separating DRAM memory arrays from control logic and bonding them later enables denser layouts, faster switching, and lower power.

Asymmetric doping in a carbon nanotube TFT channel shifts local energy levels to suppress bipolarity and lower off-state current.

Recess grooves and holes expand package-body air contact to improve chip cooling while preserving thickness, strength, and shock resistance.

A vertical thermal shunt embedded in ILD and substrate removes heat near active devices without extra metallization or larger chip area.

A redistribution-layer package replaces wire bonds and TSVs with vertical conductive attachments to cut thickness and manufacturing cost.

A conformal SiN layer plus a self-planarizing cured overlayer blocks moisture through PECVD defects and improves semiconductor humidity reliability.

A sealed micro LED package blocks gap leakage and absorbs reflected light to prevent virtual incomplete images and improve display quality.

Thermally conductive dielectric layers in IC dies improve heat dissipation from dense transistors while preserving electrical isolation.

Selective metallization on a plastic leadframe replaces metal leadframes, cutting package cost while preserving routing flexibility and wire bonding.

A hybrid solid-flexible spacer absorbs CTE-driven die displacement in dual-side cooling power modules to reduce cracking and solder peeling.

Metal oxide regions in 3D NAND step treads enable through-step contacts that ease alignment, reduce shorting risk, and fit more line contacts in less area.

Preform solder, engraved cooling plates, and a pressure jig improve heat dissipation while reducing solder overflow, misalignment, and defects.

Sidewall openings in a bump barrier divert solder overflow during flip-chip bonding, reducing bridging between bumps under substrate warping.

Light-absorbing layers, sealing, and shielding curb stray reflections in micro LED packaging to prevent virtual images and improve display clarity.

Chiplet bonding with RDL, copper pillars, and backside cooling improves system-on-wafer yield and reliability without dense TSV dependence.

Conformal fluorinated polymer layers protect semiconductor dies and wire bonds from moisture ingress while keeping dielectric loss low.

Field plates over isolation structures spread electric field stress, raising resistor breakdown voltage to about 730 V without process changes.

A sacrificial-body recess and sidewall wiring structure helps electronic component modules resist stress and avoid interface damage or layer misalignment.

A laser-ablated rough trench near the bond pad improves UBM adhesion and helps prevent stress-induced delamination in semiconductor packaging.

Alternating die overhangs and side encapsulation improve adhesion, suppress delamination, and keep top surfaces exposed for heat dissipation.

A recessed heat radiating member under the chip improves COF package heat dissipation while limiting size growth and resisting film warpage.

Combining bump bonding, direct bonding, and an adhesive film improves heat flow, chip stability, and yield in vertically stacked packages.

A dual-cure silicone coating combines thermal, ESD, moisture, and vibration protection in one PCB process with 10-60 second curing.

Centering the redistribution via within the UBM layer, away from UBM vias, reduces stress concentration and helps prevent delamination and cracking.

A base-mounted heat sink supports stacked PCBs to improve cooling, save housing space, and enable backplane expansion in automation control units.

Narrower high-speed signal pads and terminals cut capacitance and impedance discontinuities, reducing reflection and signal loss in semiconductor packages.

Controlled resin thickness around the interconnect chip and triple-layer bumps reduce warpage while improving package yield and connection stability.

Planarized oxide layers and temporary handle wafers enable high-yield bonding of dissimilar-thickness dies while preventing voids and debris.

Direct leadframe-to-pad interconnects replace bond wires to carry higher current with more reliable, lower-cost semiconductor packaging.

Multiple guard rings and Cu dummies reinforce Cu-Cu bonded substrates, limiting voids, cracks, chipping, and moisture-driven corrosion.

A dual hydrogen barrier and dense amorphous dielectric protect ferroelectric memory capacitors from diffusion in high-density integration.

Ground traces placed beside power traces shield signal lines and shorten return paths, reducing crosstalk and power loss in dense packages.

Through-mold vias expand I/O paths in compact semiconductor packages, enabling die stacking with a lower profile and reliable external connections.

Back-to-back stacked n-type MOSFET chips cut horizontal resistance, shrinking package area while lowering switch loss.

A backside collector contact shrinks HBT base-collector area, improving gain above 70 GHz while saving antenna tile space.

Vertical connection pins through ceramic and PCB layers shorten current paths, improve heat dissipation, and reduce substrate stress.

Grooves in a heat dissipation sheet retain thermal grease during heat cycling, lowering contact resistance and suppressing pump-out.

Etched wafer notches and sidewall-anchored mold compound replace sawing to prevent die chipping, enable varied package shapes, and protect all faces.

Progressively narrowing interconnect wires cut capacitance and power while preserving RC delay and signal integrity between repeaters.

Openings and recesses in the package lid create space for components while strengthening the structure and improving heat flow from the die.

A thermally coupled PTC linked to the thyristor gate limits current near junction temperature, preventing runaway without large heat sinks.

Stacking a silicon-based passive component above a semiconductor component cuts footprint while preserving high input/output density.

Compressive-stress passivation protrusions counter word-line tensile stress in 3D NAND, reducing substrate warp, misalignment, and cracking.

An annular non-adhesive region helps distinguish resin peeling from voids, improving solder stress control and package reliability.

Arc-shaped grooves at GOA metal crossings keep insulating layer thickness uniform, preventing shorts, overcurrent protection, and black screens.

A multi-density dielectric gap fill with a gas-filled void buffers thermal expansion between semiconductor dies to reduce warpage and cracking.

A segmented insulating layer in a through-electrode substrate prevents conductive-layer shorting, preserves capacitance, and relieves stress.

TDR pulses sent through closed-loop edge wiring pinpoint chip cracks during dicing, improving defect localization and semiconductor reliability.

A micro lens array over LED dies collimates divergent light, cutting pixel crosstalk and power loss while preserving sharpness and contrast.

Selective sidewall-only liner deposition in backside vias preserves source/drain contact area, lowering resistance and short-circuit risk.

Focused laser pulses form dense microholes in a glass interposer matched to silicon expansion, reducing stress and contact breakage.

Dual-side probe pads and conductive lines let one probe test one-channel and two-channel memory devices while lowering impedance and setup cost.

A beam filter and homogenizer reshape laser intensity across the die to reduce uneven heating, warping, and bonding failures.

A self-assembled monolayer shields the dielectric cap during memory-stack etching, preventing interconnect contamination and junction shorts.

Adhesive with tuned viscosity fills narrow chip-substrate gaps to improve caulking, bonding strength, and device yield.

Offsetting the memory buffer IC toward host command/address solder balls shortens critical traces and improves signal quality for higher module counts.

A diamond structure penetrating the substrate creates a longitudinal heat path that improves GaN HEMT cooling and epitaxial layer quality.

Hybrid bonding joins front-side metallization layers between dies to raise 3DIC interconnect density without TSV-driven thermal stress.

Extending edge supports and groove features help a smaller vapor chamber keep mechanical strength while improving heat transport.

A molded plastic housing around a metal cooling baseplate cuts part count, weight, and manufacturing complexity while maintaining semiconductor cooling.

Combining the x-ray ID tag and hydrogen getter into one IMD assembly saves space, simplifies manufacturing, and helps prevent hydrogen leakage currents.

Translationally compatible PTV and TSV layouts cut bus loading in stacked dies, improving signal quality and bus speed.

Half-dicing wafers before resin sealing simplifies fabrication complexity while preventing defects during chip separation.

Treated passivation layer with varied hydrophobicity enables selective sidewall retention during semiconductor etching.

Thread-like conductive projections extend transverse to the substrate surface to provide electrical signal isolation.

A multi-layered circuit structure on a single conductive layer reduces warpage and delamination in semiconductor packages.

Parallel seam welding replaces complex alloy soldering in a three-layer ceramic package, reducing sealing costs while maintaining high air tightness.

Zinc oxide acicular crystals embedded in a hydrogenated copolymer provide thermal conductivity while maintaining flexibility and electrical insulation.

A self-aligned via process flow defines conductive pathways using sacrificial lines and etch masks to pattern cap layers.

Preliminary via gouge etching prevents mushroom profiles and undercut issues, ensuring reliable low-resistance interconnects at small geometries.

A backside stabilization layer counteracts wiring stresses to maintain interposer flatness during reflow, preventing solder connection failures.

Direct down micro bump interconnections replace through-silicon vias to reduce latency and fabrication complexity.

Asymmetric capillary structures in a thinned heat pipe prevent vapor passage blockage and maintain high thermal power transfer under gravity.

Convection additive boils to drive solder particles into self-aligned bumps, eliminating wire bonding loops and reducing package thickness.

A compressively stressed silicon-based dielectric layer prevents over-etching defects in low-k inter-level dielectrics.

Series-connected protection elements match high breakdown voltage transistors, reducing device area while maintaining surge reliability.

A segmented bond pad structure minimizes parasitic capacitance through isolated metal tiles.

A low-profile inductor structure uses spaced copper strips as windings within a hollow PCB to reduce overall height.

A structured ASIC fabric uses two non-adjacent via configuration layers to route connections across metal grids.

An embedded bridge structure with integrated interconnects provides direct electrical connections between semiconductor dies within a packaging substrate.

Arc-shaped recesses in positioning pads create edge clearance near mounting holes, preventing solder leakage while maintaining precise component alignment.

A second wiring line surrounds the light emitting surface to reflect light toward the front surface.

Extended under ball metallization distributes mechanical load across a larger area to protect dielectric layers from stress.