Printed Circuit Details TRIZ Cases

Embedding dies in a substrate cavity with cross-wiring reduces thermal expansion mismatch and enables pre-testing for higher yield.

A light emitting device package integrates a metallic heat sink frame with a reflective layer to conduct thermal energy away from the semiconductor die.

Self-aligned vias route signals in one layer, reducing z-height and crosstalk while maintaining manufacturing precision.

Flexible printed circuit structures use variable substrate thickness to enable precise bending in tight electronic device housings.

A second heat sink connects to a power semiconductor module and circuit carrier to augment thermal transfer.

Stepped via holes resolve rough sidewall and dimpling issues in multilayer electronic structures.

Communications connectors use impedance mismatches to create resonances that enhance return loss performance.

Groove portions in the base member reduce repulsion forces, preventing display panel separation and backlight unit deformation during steep bending.

Optical waveguide element substrate removal portion enables electrical connection on support substrate.

Overhanging electrodes shield dielectric surfaces from direct line of sight, reducing charging and neutral species collisions in mass spectrometry.

Mixed radio-frequency lines synchronise independent radar chips to reduce power dissipation and hardware complexity during surface scanning.

Slit geometry adjusts induced current to resolve gain control complexity without changing radiation plate size.

A motor vehicle operating device uses support elements to stabilize a printed circuit board against switching element vibrations.

Segmented layers and a dedicated shield isolate signal paths, reducing noise while maintaining short optical coupling distances.

Segmented conductor track pairs induce equal and opposite voltages to cancel electromagnetic interference in hybrid imaging devices.

Vertical stacking eliminates routing congestion while enabling efficient heat removal from millimeter-wave integrated circuits.

Curved deflection edges in high-frequency feed lines reduce capacitance variations, lowering reflection losses and expanding bandwidth.

Silicone resin layers create a cover window that balances folding capability with impact resistance, preventing boundary visibility.

A hybrid elastomer socket system reduces path resistance through conductive columns and flexible PCBs.

A substrate-based circuit uses projecting fastening elements to enable rigid clamping within hollow conductors.

Extending the flexible window beyond the display panel edge reinforces impact resistance while managing stress distribution across folding regions.

Insulating support structures within a hollow chamber electrically isolate carrier regions, reducing mechanical stress and process complexity.

A foldable machine compiler generates design files from task specifications.

Widened conductor portions beneath electrode pads distribute thermal stress and prevent substrate sinking, maintaining positional accuracy during heat cycles.

A substrate structure uses a buffer layer to absorb shock before it reaches the core material.

Segmented flexible printed circuit routing mitigates wear and optimizes space usage in foldable hinge assemblies.

A planar conductor arrangement uses paired first and second conductors on opposite carrier sides to transmit differential signals.

Six bending parts in the sub output line segment curvature stress, preventing wiring cuts and maintaining connectivity during package flexing.

Coupled conducting wires enable radio frequency energy monitoring without insertion losses or signal disturbances.

Segmented flexible and rigid regions in a laminated circuit board absorb deformation stress, preventing solder breakage during printed circuit board impact.

Fan-driven airflow through duct unit cools movable heat exchanger, reducing moving load while maintaining optimal operating temperatures.

An orthogonal compensation network combines capacitive and mutual inductive couplings to generate canceling signals.

A flexible wiring board sensor bends to surround current paths, resolving mounting errors and damage caused by rigid boards in narrow clearances.

A U-shaped flexible printed wiring element merges electrical connections with a manifold, reducing device complexity for high-throughput printing arrays.

A compact electromagnetic bandgap structure uses an open stub transmission line and a slit on a conductor plane to create a return path.

Thermoplastic adhesive closure part embeds electronic components to resolve the contradiction between mechanical versatility and device complexity.

A driver configuration unit connects inverter switches to selectable isolated or non-isolated drivers.

Stress relief holes on folded portions prevent signal contact failures and structural deformation during carrier board bending.

Segmented PCB board units stacked vertically reduce voice coil thickness while maintaining electrical connectivity and mechanical integrity.

Segmented supporting plates with restraining structures control the folding angle of the flexible display screen, preventing damage from excessive deformation.

Partial metal layer removal in the to-be-bent portion prevents fatigue and breakage, ensuring stable light propagation during repeated flexing cycles.

Selective etching removes tie bars from circuit board edges before cutting, maintaining gold finger tear resistance and lowering defect rates.

A composite substrate merges a lead frame with a conductive pattern structure to mount electronic components.

A torque controlled driver uses a concentric gearbox to drive multiple fasteners simultaneously.

A semiconductor substrate places passive elements on one face and active elements on the opposite face to enable high-density integration.

Varying unit cell lengths along angular trace routes breaks periodic symmetry to eliminate floquet mode resonances and reduce insertion loss.

A cylindrical circuit carrier integrates contact and board support functions for sensor units.

Multi-layer organic core package substrate segments core layers to reduce conductor and dielectric losses.

A resin composition uses alloy and magnetic powders to achieve high relative magnetic permeability.