Printed Circuit Aspects TRIZ Cases

A printed wiring board uses a semi-additive foundation layer to reduce secondary plating volume.

Varying via conductor diameters across build-up parts stabilizes characteristic impedance while accommodating complex wiring circuits.

Vertical stacking of N-phase inductors with tuned core gaps reduces losses and enables high power density near digital loads.

Graduated contact pads reduce exposed copper at cut edges, preventing creep corrosion without adding plating steps.

Two-row chip on film pad layout with dummy pads equalizes signal path lengths to prevent discontinuity.

Staggered through holes in magnetic resin increase inductance without expanding the device footprint.

Potting compound fills the cavity behind the front wall to dampen vibrations, resist water ingress, and enable targeted repair of faulty circuit boards.

A wearable power source uses spring-loaded pogo pins to electrically couple a battery to a flexible circuit board via a friction fit.

A wiring substrate uses a resin-covered insulating layer surface to connect conductor pads and via conductors for stable signal transmission.

A multilayer printed wiring board integrates a metal thin-film layer over the capacitor section to maintain electrical potential across the dielectric structure.

A substrate structure uses asymmetric trace layers to reduce manufacturing costs.

Recessed setting components utilize PCB depth to maintain stability and safety while reducing housing width by 10-15 percent.

A low-temperature ink composition adheres to diverse substrates while forming a dense, conductive layer.

Multi-layer PCB via pattern reduces crosstalk by 60% while maintaining power delivery for high-speed GPU interfaces.

Separating processing and interface circuitry onto distinct PCBAs allows independent component updates without redesigning the entire assembly.

A seeded substrate uses a solid electrolyte membrane to deposit metal layers selectively on conductive seed regions.

A thumbwheel switch mounts directly to a printed circuit board substrate using surface mounting technology with locating pins for secure positioning.

Extending chip-on-film bonding pins beyond the active contact region reduces exposed surface area to mitigate corrosion risks.

An intermediate layer absorbs laser radiation to fuse substrates at room temperature.

A printed circuit board design uses flexible circuits routed through substrate openings to reduce connection length.

A universal substrate connects multiple USB standards via common wiring, eliminating separate design files and reducing manufacturing costs.

A substrate with a first groove stacks flexible circuit boards to form a Wheatstone bridge, preventing resistor detachment during assembly.

Periodic current density variation fills lower spaces between overhangs and inside walls to prevent void formation.

Cam levers and driving elements actuate the mating housing for perpendicular alignment, reducing space occupation and improving airflow.

Self-aligned spacers eliminate alignment variability at sub-10nm nodes, enabling reduced etch requirements and improved process margin.

A compliant press-fit terminal with elastic portions and radially extending arms connects a printed circuit board to a heat sink.

A bent wire bridges conductor tracks on an insulating carrier to interrupt current flow during overload conditions.

A segmented penetrating hole structure with varying diameters ensures reliable electrical connectivity between conductive circuits on double-sided circuit boards.

A plug receptacle uses a floating electrical connecting conductor to exert orthogonal contact force on the plug.

A releasable protective layer on copper clad laminate shields the conductive surface during drilling and plating operations.

Parallel inspection wiring detects drive circuit defects without electrical connection to reduce substrate waste area.

Stacking signal paths on separate PCB layers with non-crossing traces eliminates crosstalk interference while maintaining signal transmission speed.

Parallel grooves and projecting parts in the insulating layer prevent ion migration while eliminating voids near degassing holes that cause connection failures.

A flexible substrate mounts displays directly to its upper surface and electronic components to its lower surface.

A printed circuit board uses a cavity in the first electrode layer to expose conductive surfaces for direct heat dissipation.

Tilted flexible and main circuit board pads compensate for fabrication misalignment errors during pressure bonding, ensuring reliable electrical contact.

Polymer additives adsorb on sidewalls to prevent lateral undercutting and form regular shapes.

A rigid brace with tapered walls prevents short circuits by holding vertically mounted circuit boards perpendicular to the motherboard.

Fluid displacement material directs coolant flow to high-heat components while shielding low-heat areas, reducing system weight and construction costs.

Electroforming alloy conductive patterns on polymer films to adjust mechanical properties.

An amorphous silica-metal interface improves adhesion in wiring boards by resolving thermal expansion mismatch that causes peeling.

Screen printing transfers carbon nanotube electrodes onto bendable polymer substrates, avoiding high temperature damage while maintaining electrical properties.

Optimizing the average number of stages to below 3.00 and controlling the geometric mean degree of opening prevents pinhole generation in thin prepregs.

Vertical routing through bridge boards resolves signal loss and manufacturing errors in high density information handling systems.

Parallel metal wires with insulating parts transfer heat from application processors while reducing noise and manufacturing complexity.

A motherboard design integrates an isolation region and energy storage unit to manage electrostatic discharge currents.

A stepped heat dissipation member with a downward protrusion couples to a printed circuit board hole.

A resin composition combines reactive and non-reactive phosphorus flame retardants to balance electrical properties and processability.

Protruding side surfaces on thick metal electrodes prevent undercut phenomena during double-sided etching, enabling high aspect ratio patterns in 300 μm boards.