Printed Circuit Aspects TRIZ Cases

A vertical power loop structure reduces inductance using a substrate bottom conduction layer.

Nested expansion slots inside a display card module resolve the conflict between compact device size and limited motherboard connectivity.

Segmented resin layers with varying filler content resolve adhesion-peeling trade-offs while maintaining signal integrity.

Composite polyimide and acrylate chemistry resolves adhesion flexibility trade-offs while maintaining withstand voltage at thin coating thicknesses.

Low CTE strips in PCB cores minimize thermal expansion mismatch, reducing warpage and stress during assembly.

Asymmetric lands allow wider third conductor patterns, reducing thermal resistance in miniaturized electronic assemblies.

A circuit board uses a reflective layer with controlled surface roughness to enhance light reflection.

A display device uses a buffer layer between connection circuit boards and sealing members to protect pad units from mechanical stress.

Segmented flexible circuit boards with gradient folding angles minimize lower bezel size while protecting the display panel folding region from damage.

A multilayer printed circuit board manufacturing method uses alternating copper and silver layers to enable precise etching of fine conductive traces.

Perpendicular insertion slots align electronic components against integrated heat sinks, eliminating soldering steps and improving cooling efficiency.

A second light shielding layer on a touch sensitive film absorbs stray light transmitted through optical adhesive in non-visible areas.

Dry milling trace patterns and attaching precut cover layers simplifies vehicle wiring manufacturing while improving connection reliability.

A multilayer wiring board manufacturing method uses blind holes filled with conductive paste to establish reliable interlayer electrical connections.

Signal wiring openings enable non-destructive inspection of ultrasonic bonding interfaces in display devices.

Relocating test points to circuit board side planes resolves the trade-off between compact product size and accessible testing coverage.

A multilayer flexible substrate uses filled vias with higher porosity in its bendable regions to enable structural flexibility.

Atomic layer deposition creates conformal aluminum, titanium, or hafnium oxide layers on nanoparticle inks to prevent oxidation and corrosion.

A silver nanoparticle ink uses aromatic and aliphatic hydrocarbon solvents to maintain stable dispersion.

Corner pedestals restrict adhesive flow to ensure uniform thickness, preventing component bending and via dimension variations.

Arm portions sandwich the capacitor body to prevent area reduction for other electronic components.

Configurable jumpers on a universal printed circuit board adapt the interface for either key type, eliminating the need for separate PCB designs.

A compressed damper between the PCB and heatsink absorbs shock to protect lidless integrated circuits while improving thermal conduction.

Embedded metal pins maintain coil shape consistency and reduce copper loss for high current DC-DC converter applications.

A flexible substrate places a high-density inorganic barrier region at the polymer neutral plane to block moisture infiltration paths.

Z-directed grooves replace dense vias in multilayer PCBs, reducing bypass obstacles and simplifying signal wire routing.

A single conductive layer flexible printed circuit board design eliminates redundant soldering layers to reduce overall thickness.

A coil component uses a peripheral portion with greater permeability than core portions to manage magnetic flux and minimize mutual inductance.

A memory card structure uses a covering layer to fill connecting holes around electrical contacts for robust sealing.

A radar sensor housing design uses a PCB holder to maintain precise antenna-to-radome spacing for optimized radiation patterns.

A flexible interconnect structure couples differential sensor portions to circuit boards using rigid and flexible sections with specific connection points.

A hybrid redistribution layer balances thermal-mechanical stress to enable direct component attachment on printed circuit boards.

A lead frame with a through-hole connects conductive layers to enable vertical heat dissipation in thin LED packages.

Pressing wire bond tips against a mold film bends them over to form anchors, resolving insufficient anchoring reliability in microelectronic interconnects.

A point symmetric bond pad layout aligns input and output connections to optimize flat flexible cable routing.

Beveled contact surfaces distribute abutting forces to prevent peeling and reverse bending in LVDS signal transmission connectors.

A circuit card assembly uses perpendicular connector mating to reduce physical dimensions and enhance airflow through the system.

A copper clad laminate structure with a polymer resin and carrier foil layer enables fine circuit pattern formation.

A primer layer enhances adhesion between lacquer and conductive cement, reducing failure under mechanical stress.

Vertical L-shaped interconnects dissipate heat from downsized semiconductor light emitting devices.

Conductive paste fills vias in multilayer printed circuit board sub-assemblies, eliminating copper plating complexity and reducing assembly stress.

A mirror-finished glass substrate with aluminum thin-film wiring eliminates light axis variation and reflectivity inconsistencies in chip LED assemblies.

A flippable plug connector exposes soldering legs on one platform surface to simplify wire attachment and assembly.

Through openings in pads let trapped gas escape during colloid filling, preventing bubble formation and improving bonding strength.

A protective encapsulation layer shields the driving film from the metallic second substrate, enabling a narrow bezel design while preventing electrical shorts.

A printed wiring board design uses a conductor layer with high residual copper to form readable two-dimensional codes.

Ferrite core mediates magnetic flux to reduce metal interference, ensuring reliable RFID communication on metal surfaces.

A cable connector assembly arranges conductive terminals to shorten electrical path lengths for high-speed signals on the printed circuit board.

A printed wiring board integrates an inductor component within a core base opening filled with filler resin and interlayer insulation.