Circuit Bendability/Stretchability TRIZ Cases

Grooves in the support film filled with a flexible polymer layer prevent peeling during repeated bending, maintaining structural integrity.

A stretchable sensor uses a reference wire to correct resistance variations in sensing wires for accurate motion detection.

Replacing coaxial cables with a spiral flexible board reduces manufacturing costs and prevents abrasion damage during lens rotation.

A flexible printed circuit board receptacle accommodates a compliant pin to minimize fretting corrosion at the solderless joint interface.

Via holes transition connections to three dimensions, reducing impedance in miniaturized devices without increasing fabrication complexity.

Flexible printed circuit board electrodes on an ophthalmic lens induce electromagnetic fields to treat eye tissue, reducing reliance on precise laser alignment.

End-loading bodies stretch without consuming orifices, maintaining impedance matching across broad bandwidths despite dielectric variability.

Curved support structures maintain the neutral plane of flexible displays, preventing brittle layer damage during wear.

Edge-wrapped conductive traces enable perpendicular flex circuit orientation, reducing bending strain and improving connection reliability.

A flexible printed circuit board ground region features a conductive pattern on its external periphery to ensure stable contact with the bottom chassis.

Segmented insulating layers with conductor patterns resolve breakage during division of narrow width interposers.

Polyimide-based flexible substrates with metal heat sinks resolve the trade-off between structural stability and heat dissipation in automotive lighting.

A rigid deformation prevention unit surrounds the display region on a flexible substrate to maintain flatness and image quality.

A stretchable circuit board wiring combines a metal portion with a conductive polymer to maintain electrical continuity during substrate deformation.

Integrates a discharge resistor into a flexible printed circuit board to dissipate high-voltage energy as heat.

Suspended curved sections in the electrical interconnect absorb operational strain, preventing delamination and mechanical failure in flexible circuit boards.

Slit substrates and radial wiring segments resolve signal integrity loss during stretching in flexible electronics.

A touch sensor module uses a supporting structure and optical layer to distribute stress across the bending area.

A heat-rejecting media with flexible foam skins transfers thermal energy through mechanical compression in constrained spaces.

A flexible flat cable uses a stress adjusting layer to center the transmitting layer and reduce fatigue during reciprocating movement.

A flying tail rigid-flexible printed circuit board uses an uncured flexible insulator to conformally fill 3D cavities.

Segmented bonding layers with rigid and flexible fillers prevent short circuits between facing copper layers during thermal shock testing.

Integrated logic units process sensor data directly to drive display pixels, reducing system complexity and power consumption.

Segmented radio frequency transmission lines with slits maintain signal integrity while improving bending durability in foldable electronic devices.

Segmented semiconductor islands and compliant boustrophedon interconnects resolve brittleness, enabling electronics to withstand strains up to 100,000%.

Offset metal segments on opposite substrate sides prevent overlapping weak points, maintaining structural strength against external forces.

Conductive polymer wiring on an elastic substrate disperses stress at bonding points, preventing conduction failures in flexible printed circuit boards.

A recessed electromagnetic shield box grounds beneath flip-side integrated circuit dies, reducing package height while containing radiofrequency interference.

An insulating layer with an inclined face directs reflected light during photo lithography, preventing conductive pattern deformation in complex wiring designs.

Segmented circuit board isolates inertial measurement unit on peripheral zone to reduce thermal stress impact and maintain measurement precision.

Electro-rheological fluid and electromagnets enable a flexible screen support structure to transition between rigid expansion and compact rolling states.

Embedding conductors in a cured composite base layer reduces inspection complexity and assembly errors while improving mechanical protection.

A wiring circuit board uses segmented conductive layers to enhance mountability and reduce electrical resistance.

A camera assembly uses a push-push component to switch between protruding and retracting states within a housing.

An indentation pad positioned closer to substrate edges directs static electricity away from signal lines, preventing damage to critical electrical connections.

Segmented connecting portions disperse stress in flexible circuit boards, preventing cracking in the bending region of narrow frame displays.

Notches with impact absorbing parts disperse stress on flexible circuit boards, preventing detachment and signal interference without extra tapes.

Local stiffness variation via a coarse substrate structure reduces peel force, preventing element damage during mechanical stripping.

Diamond-shaped wire segments absorb bending strain, preventing cracks in flexible display substrates.

A transmission circuit uses a ground line to shield differential signals from electromagnetic interference.

Wedge-shaped channels with rounded corners inject conductive liquid into stretchable touch sensors without trapping air.

A pressure-sensitive adhesive sheet holds a wiring circuit board for clean peeling separation without generating cut ends.

Omitting the base layer in the bending portion prevents cracking during flexing and eliminates a separate lower support base for FPCB bonding.

Combines flexible circuits and IMUs to resolve the trade-off between device complexity and motion monitoring precision.

Undulating electronic modules connected by flexible straps allow stretchable patches to accommodate skin movements while maintaining structural integrity.

Segmented metal islands connect via conductive gel vias in a stretch substrate to maintain electrical continuity during mechanical deformation.

A dummy core plus plating resist process protects inner core circuitry during lamination to enable precise exposure of semi-flexible PCB portions.

A hard resin portion with a cutout protects wiring lines on an extensible substrate, suppressing disconnection during body movement.

A bendable printed circuit board uses a plated wire to electrically connect and mechanically join separate rigid sections.