Printed Circuit Details TRIZ Cases

Asymmetrical ground conductor patterns redirect leaked microwaves to minimize crosstalk between signal lines.

Multi-level rigid-flex circuit board accommodates height differences between CFP and CFP2 form factors while maintaining high-speed signal integrity.

Dummy region trenches in a trench substrate improve plating deviation, preventing separation of fine circuit patterns from the insulating layer.

A printed conductor fuse uses a non-linear blow region and selective covering to interrupt current flow.

Asymmetrical leadframes position leads at varying distances from the center line to adjust impedance, resolving mismatches caused by high-density integration.

An insulative film covers flexible printed circuit terminal ends within the film outline to prevent water penetration and corrosion in severe environments.

Multi-layer flexible wiring system deposits conductors on shared substrate to create compact twisted paths.

L-shaped impedance elements extend perpendicularly from planar conductors to minimize inductance and voltage overshoots in power conversion assemblies.

Alternating resin layers create a natural metal-effect appearance through optical reflection without using metallic plating.

A flexible wiring board incorporates a bent portion protruding across its surface to encase redundant material.

Composite protective layer prevents copper corrosion, ensuring long-term reliability in flexible electronics.

Asymmetric contact wire crossover segments reverse polarity to cancel alien near-end crosstalk and minimize mode conversion in communications jacks.

Integrating a multi-layer EMI shield with conductive adhesive into the PCB structure reduces Z-height while eliminating post-SMT processing steps.

Asymmetric cross connections in sub-transmission line stages reduce crosstalk between non-adjacent pairs while maintaining manufacturing simplicity.

A wiring board uses insulating films with varying permittivity to trap radio waves around through vias.

Substrate integrated waveguide trenches connect microstrip conductors in a surface mount module, reducing signal loss above 40 GHz.

Silver-filled epoxy adhesive bonds copper foil to ITO electrodes, resolving weak adhesion and contact loss in suspended particle device laminates.

Strategic ground via placement shields adjacent clock signals to maintain signal integrity on high-density circuit boards.

Opposing channel alignment on dual-sided modules increases capacity beyond 32 GB while reducing capacitive loading and speed degradation.

Three-layer sensors detect finger presence before contact, reducing drift and enabling tap gestures in pointing sticks.

A multilayer circuit structural body with tri-plate structures connected by a side-surface ground conductor.

A projecting portion on the frame-shaped metal layer contains brazing material flow to preserve component mounting surface flatness.

A flexible wiring board uses segmented insulator layers with strategically placed holes to distribute mechanical stress across the structure.

Square wiring substrate uses larger center external electrodes to balance holding force and suppress recess deformation.

Modifying conductive trace interfaces with bulges and indentations extends leakage paths, preventing electrochemical migration in miniaturized devices.

Tapered flexible circuit assemblies protect bipolar electrodes from delamination during catheter withdrawal, maintaining contact stability.

A flat panel display apparatus routes electrical wiring through a flexible layer extending outside the lower substrate to bond substrates.

An insulating shielding portion covers the graphite sheet surface to stop brittle fragments from adhering to the circuit board during vibration.

Spatial segmentation isolates switching circuits from control circuits in multi-converter boards.

Multi-level mounting surfaces on a solid wiring board reduce module volume while managing manufacturing complexity.

Segmented housing with recessed channels guides flexible display curvature, resolving portability weight trade-offs and preserving touch operability.

Integrating the fabric interface controller with the processor package reduces network transmission delay and increases bandwidth.

Grooves in the mounting board enable resin interlocking, preventing component exposure and unauthorized analysis.

Discrete ground conductors surround signal line pads in a surface-mount high-frequency circuit to suppress unnecessary radiation.

A circuit substrate connects via conductors through a common land, reducing manufacturing time while stabilizing the metal block for heat dissipation.

Folding a flexible printed circuit board into antenna loops reduces manufacturing costs and interference while maintaining radiation efficiency.

A substrate signal line uses a first additional film layer between main film layers to reduce hillock formation during repeated coating processes.

Heat staking aligns and secures camera lenses on PCBs, eliminating adhesive curing costs while maintaining micron-level precision.

Positioning ground vias at specific angles disrupts lateral electrical fields to minimize crosstalk and enhance signal integrity.

Surrounding components with a shield film, metallic pins, and connection conductors prevents noise interference while reducing ground connection resistance.

An elastically deformable arm connects the capture member to the stud, retaining the screw during attachment and preventing loss into the chassis.

Segmenting the PCB ground via a groove isolates the antenna from connector interference, restoring radiation efficiency.

High-dose implants in opposite-polarity MOS wells reduce series resistance and suppress the well proximity effect for logic circuits.

Flexible printed circuits on catheter handles mitigate electromagnetic interference from surgical equipment, ensuring reliable signal transmission.

Vertical substrate stacking reduces area while transferring heat through thermal conduction, resolving space constraints in high-density inverters.

A millimeter wave antenna substrate uses local thickness variation to reduce energy loss during transmission.

A flexible substrate heat dissipation structure uses phase change material to absorb thermal energy from electronic components.

A protective film uses segmented adhesive and non-adhesive regions to bond flexible substrates while accommodating structural movement.

Non-overlapping bridge patterns connect multi-layer trace lines, eliminating complex contact holes and preventing short-circuits in display devices.

Simultaneous deposition creates a robust EMI shield and vertical interconnects, resolving fabrication complexity while improving shielding performance.