Semiconductor/Solid-State Device Details TRIZ Cases

Fo-eWLB thin film interconnects replace thick through-hole vias to reduce package height and increase interconnect density.

Matched coefficient of thermal expansion in spacing element reduces thermomechanical stress and prevents delamination during temperature cycles.

Laser drilled openings around through package vias form robust intermetallic bonds that prevent copper oxide formation and reduce thermal stress cracking.

Circular tungsten plugs connect guard rings to field plates via interlayer insulating films.

A tapered template channels underfill material through narrow gaps between stacked semiconductor chips, enabling high-density packaging.

Inverted wire paths in reverse ball bonding prevent deformation during resin molding, increasing chip layout freedom and packaging density.

A packageless semiconductor device uses a conductive via extending through an epitaxial layer to enable direct flip-chip bonding.

A semiconductor assembly uses matched convex or concave curvatures on the element and heat sink for a positive mechanical connection.

Laterally displacing the semiconductor package on the premolded leadframe merges components to reduce board area while maintaining assembly capability.

A vertical non-volatile memory device uses dual charge storage structures on inner and outer channel sidewalls to enable multi-level cell data storage.

A semiconductor package integrates an EMI shield with a grounding element to route electromagnetic emissions directly to ground.

Conductive posts connect gate and source electrodes to circuit plates, establishing a direct low-inductance path for high-speed switching.

A post passivation interconnect structure uses a roller-applied protective film to shield solder bumps and molding layers from environmental stressors.

Interconnect line positioning and permittivity adjustments reduce crosstalk interference without adding manufacturing procedures.

A p-type metal oxide semiconductor film creates a depletion zone in the two-dimensional electron gas layer, reducing gate leak current and turn-on resistance.

A spacer with a blind hole prevents moisture penetration and delamination in wafer-level image sensors.

Merging redundant micro-bumps onto shared bond pads reduces area overhead while maintaining bonding yield.

Magnetic shield structures in through silicon vias protect MRAM from external fields while enabling vertical stacking in 3D IC packages.

Metal posts and segmented sealing layers increase rigidity in semiconductor devices, reducing package warp while maintaining low assembly height.

A bonding tool forms a cut portion in the wire to adjust tail length and placement during semiconductor manufacturing.

Laser ablation creates a penetrating blind hole in the substrate, eliminating chemical mechanical polishing to reduce process time and material waste.

Particle matrix crevices mechanically lock epoxy mold compounds to substrate surfaces, preventing delamination and moisture ingress.

A substrate-less interposer uses segmented metallization layers separated by dielectric material to maintain high-density connections.

Vertical jumpers route electrical signals through substrate layers to bypass motherboard cavities and maintain communication pathways.

A semiconductor inductor uses supercritical fluid extraction to remove dielectric material between loops, forming an air gap.

A heat sink clip uses a pivoting arc resisting portion to lock onto a movable fastener, ensuring secure attachment to retaining brackets.

Insulated laminations suppress eddy currents to deliver high permeability and low coercivity, reducing energy losses in switched-mode power conversion.

Vertical thermal vias conduct heat from lower semiconductor chips through upper layers to substrate patterns, resolving poor exhaustion in stacked packages.

Selective etching of pre-damaged insulator defines lateral air gaps, reducing parasitic capacitance and RC delays in dense integrated circuits.

A superlattice structure enhances charge carrier mobility in semiconductor devices.

Halftone exposure patterns differentiate stacked pixel electrodes from single-layer source-drain structures, reducing mask count while preventing corrosion.

Replacing silicon with insulating handle wafer reduces parasitic coupling, lowering insertion loss and non-linearity while improving isolation.

Laser trenches tape to form a molding member with near-vertical angles, eliminating air bubbles and complex mold chase designs during selective encapsulation.

A seed metal layer and protective film enable easy support substrate stripping from semiconductor interconnects.

Wafer-level semiconductor die attachment uses self-aligning mating features during solder reflow to resolve placement accuracy versus throughput trade-offs.

Selective protective films apply mechanical stress to specific transistor groups, resolving performance variability caused by manufacturing inconsistencies.

Arc-shaped eliminating portions and thick upper surface wiring distribute thermal stress, preventing wiring breakage during temperature cycles.

Annular frame blocks air channels to prevent dust contamination of thermal interface material while maintaining heat dissipation efficiency.

Oxidation forms tapered cathode tips that enable field emission, reducing overshoot voltage while maintaining constant capacitance.

A filler layer forms a convex top surface that compensates for sealant shrinkage, preventing gaps and moisture ingress in OLED packaging.

An etch stop layer enables selective removal of solder barriers to maintain consistent pad thickness and minimize parasitic effects in semiconductor devices.

Stacked Sn-Ag bumps and Sn-Cu preliminary layers resolve thermal stress relaxation and fatigue resistance trade-offs in Pb-free solder joints.

Segmented photoresist layers and stepped diameters resolve imaging limitations in thick resist, enabling high aspect ratio vertical interconnects.

A semiconductor memory device incorporates a metal interlayer between impurity and conductive layers to reduce voltage drops during write operations.

Applying detection voltages to selection transistors allows sense amplifiers to measure currents and identify defective blocks before normal operations.

Meta-substituted aromatic resin composition cures via photopolymerization to block nickel filler oxidation in surface mount devices.

Segmented ion implantation creates precise dopant profiles to prevent stacking faults and punch-through defects.

An asymmetric land structure with a larger upper portion mechanically locks into the molding compound to prevent lands from dislodging during PCB attachment.

Siloxane self-assembled monolayers replace flux to prevent metal corrosion and out-gassing during LED substrate bonding.

A semiconductor package integrates multiple chips via a top interposer to enable direct chip-to-chip electrical connections.

A metal carbonitride layer replaces stacked tantalum nitride and tantalum structures to provide barrier and adhesion functionality.

Laser ablation forms conductive vias without annular metal rings, resolving alignment accuracy issues that damage narrow circuits and occupy line space.

Integral conductors span first power rails to distribute voltage across active electronic elements in semiconductor devices.

Thermal reflow fills narrow openings uniformly, reducing voids and enhancing conductivity consistency.

An e-fuse structure employs metal oxide phase transitions triggered by localized joule heating, enabling reliable switching at lower voltages and currents.

A hollow conductive via lining reduces material costs and mechanical stress in semiconductor substrates.

Concave and convex nitride layers suppress word line warpage while maintaining memory film protection.

Semiconductor devices route data through serial and parallel paths to verify through silicon vias while minimizing circuit area.

A semiconductor device attaches a heat dissipation plate to die pads via an adhesive layer after sealing resin formation.

Inside and outside chamfers at metal wiring bends widen the inner width to strengthen the taper profile of the passivation protection film.

Memory device peripheral interconnects use dummy vias alongside actual vias to improve alignment tolerances while reducing mask counts and spacing constraints.

Composite stiffener with through-holes fixes chips via underfill resin, eliminating molding warpage and CTE mismatch defects.

Replacing solder with gold, copper, or alloy metal bumps strengthens the ceramic to mounting substrate bond while maintaining thermal conduction.

Sacrificial templates guide electroplated copper pillars to 5 μm pitch, eliminating undercut and boosting interconnection density.

An insulating buffer layer sits between a semiconductor wafer and bump structure to absorb thermal and mechanical stress.

Alternating insulating and sacrificial layers enable conductive via formation through 3D memory stacks without direct dielectric wall contact.

External atomization modules convey sprays via conduits to resolve cooling rate versus compactness trade-offs in bond head designs.

A self-assembled monolayer enables electroless copper deposition on manganese barriers.

Nested multi-layer conductive traces maintain electrical integrity during stretching, resolving rigidity bottlenecks in wearable devices.

Multiple independent power posts and straps eliminate continuous rails to reduce electromigration risks and alleviate signal routing congestion.

Compliant carbon nanotube layers absorb shear stresses during thermal cycling, preventing delamination while maintaining effective heat transfer.

Laser ablation forms internal routing circuits on multiple molding layers to resolve interconnect integrity challenges in high-density semiconductor packages.

A semiconductor package uses a core material for reverse reflow to bond bump pads via a solder member.

Vertical via plugs connect specific metal layer routing to the first metal layer, reducing layout area size without increasing manufacturing complexity.

A flat-bottom substrate design maintains a planar lower surface for overmolding and component placement.

A circuit layout structure uses a low-transmission dummy pattern in the scribe line region to attract charged etching residues.

A conductive bridge structure with a minimum vertical thickness of 20 micrometers connects opposing sidewalls within thin dielectric layers.

A multilayer composite bonding material mitigates thermally-induced stresses in power electronics assemblies through graded stiffness design.

Bond via arrays with varied wire heights connect stacked dies to substrates, mitigating solder bridging risks in 3D IC packaging.

A reinforcing plate bonded to a circuit board provides mechanical support for thin substrates.

Bonded substrates with etch stop layers create trenches accommodating multiple chip sizes, resolving fabrication complexity while maintaining precision.

Self-aligned spacer formation reduces pattern pitch below exposure limits while maintaining process margins.

Segmented underfill application combined with a mesh layout prevents void formation, delamination, and die cracking in die-die stacking structures.

A local interconnect layer uses a dielectric pillar with a low effective dielectric constant to reduce parasitic capacitance between adjacent conductors.

A three dimensional semiconductor memory device forms a stepwise contact structure using mask patterns and sacrificial etch masks.

Incorporating diffusion ions into cobalt filling eliminates separate barrier deposition steps, preserving patterned opening volume and enhancing conductivity.

A face-to-face semiconductor die arrangement with offset positioning enables inductive coupling between adjacent coils.

Replacing gold electrodes with a titanium nitride and silver stack reduces manufacturing costs while maintaining conductivity.

Segmented metal layers with support zones beneath the device reduce molding stress and prevent die tilting.

A copper alloy wire develops a recrystallized texture through cold-working and annealing to achieve high tensile strength.

Segmented bump electrodes on conductive wires resolve the trade-off between fixed pad positions and routing flexibility in semiconductor devices.

Hydrogen plasma creates nucleophilic groups on precious metals, allowing silane layers to form covalent bonds that resolve delamination and corrosion issues.

Graded dielectric insulation reduces electric field stress and partial discharge to improve reliability in high power density converters.

Dummy patterns extending into the resin applying region increase base film rigidity, suppressing wrinkles at non-continuous strength edges.

Asymmetric conductive plate areas allow a single jig to hold the stack, resolving dimensional precision issues while enhancing heat dissipation.

Arc-shaped lands with partial mask coverage improve solder joint reliability by preventing crack generation near the adhesion area.

Sandwiched coil unit between opposing current passages generates induced electromotive force for high-speed switching.

Extruded die attach material fills recessed carrier areas to eliminate voids and prevent sidewall chipping during encapsulation.