Printed Circuit Aspects TRIZ Cases

L-shaped external electrode protrusions guide solder flow, prevent air entrapment, and improve MLCC joint reliability and heat dissipation.

A four-row soldering layout places ground and signal terminal legs closer together to cut crosstalk and improve SMT high-frequency transmission.

A protruding FPC tab improves alignment to the control board connector, easing battery module assembly and reducing board damage.

Routes flexible printed board wiring between the control board and battery cells to fit more connections in limited module space.

Routing flexible PCB wiring between battery cells and the control board fits more connections into limited battery module space.

A thermally conductive resin layer and metal heat path help display driver chips dissipate heat at high operating frequencies.

A silver laser reflective layer in the protection PCB blocks 1000-1100 nm laser transmission, preventing intermediate-layer damage during lead bonding.

Through-output coupled PCB inductors use shared magnetic paths and leakage inductance to limit saturation and filter high-frequency ripple.

Parallel passageways and coplanar cable terminators improve signal integrity while enabling denser multi-conductor PCB surface connections.

An integrated resin-layer dam around metal-post pads contains underfill and supports reliable fine-pitch IC connections with fewer process steps.

Stable dormant catalyst compositions with oxygen scavengers enable on-demand polymer brush formation on solid surfaces without complex equipment.

Using a balanced 100-Ohm UWB coupler, this GPR case separates TX and RX paths in one antenna while cutting reflections and noise.

A center-aligned flex wiring layout on a curved display mounting area cuts twisting stress and helps prevent breakage at the board connection.

Resistance changes in an integrated warp indicator reveal PCB socket warpage after thermal events, helping catch HIP-prone solder joint defects early.

A three-pad LED layout balances reflow stress to prevent lamp bead offset, backlight leakage, and unstable light output.

Pre-formed hollow inner vias and low-flow resin preserve a sealed air waveguide during build-up, improving signal transfer and board integrity.

Stacked functional circuits beneath a magnetometer cancel multi-direction magnetic interference while preserving PCB layout space for other components.

Laser-etched selective plating forms SMT traces and pads on molded plastic, shrinking electronics and fitting circuits into complex 3D shapes.

PCB shields use capacitive coupling to counter stray capacitance, equalize doubler-string voltage, and reduce stress on capacitors and diodes.

A segmented hook-fastened cover with hard and soft layers blocks dust while simplifying assembly, disassembly, and replacement.

Opposite-side optical and electronic placement with lateral spacing reduces module thickness while limiting overheating and aiding heat dissipation.

Notched busbars and flex bending arms cut battery module space use while maintaining durable electrical connection under displacement and torque.

An insulating layer between branch conductive traces and bonding pads blocks moisture and air ingress, reducing corrosion and short-circuit risk.

A foil conductor laminated with insulating layers and skin creates an ultra-thin FPC cable that improves flexibility, integration, and reliability.

Through-holes in non-transparent display electrodes let external light reach an under-display camera without slots that shrink display area.

A tapered glass via closed by a multilayer plated electrode improves connection reliability while avoiding costly, inefficient dry etching.

A spring-loaded bracket secures and releases M.2 components without tools while avoiding keep-out zones and dense PCB trace routing.

Guard plates and reinforcing ribs secure capacitors on PCBs under vibration, reducing loosening, resonance, and heat buildup.

Electrochemical capillary control moves liquid metal in a PCB to reconfigure RF paths without pumps, reducing complexity and oxidation issues.

Separating high-speed signal paths onto different adapter-board layers cuts crosstalk and preserves high-frequency transmission in dense connectors.

A metal-base PCB and dual-conductivity intermediate layer improve battery pack heat dissipation, size reduction, and temperature sensing.

Laser-plated plastic substrates replace rigid PCBAs, enabling SMT component mounting with conductive adhesives for compact 3D electronics.

Longer inner interposer edges spread mounting stress on a multilayer ceramic capacitor, helping prevent cracks in the main body.

Overlapping front and back current paths cancel magnetic flux, cutting inductance for faster waveforms and more accurate LIDAR distance measurement.

Higher-melting through-mold connections keep their shape during reflow, reducing interface voids and simplifying electronic package mounting.

A PCB slot links MMIC solder balls to a ridge air waveguide, cutting dielectric loss while keeping radar assembly fabrication low cost.

Intermediate solder portions vent outgas during reflow, reducing voids and simplifying electronic package mounting to circuit boards.

Lead-in guide members, spring bias, and tilting contacts increase float in low-profile PCB interconnects while maintaining reliable RF connection.

Separating sensing/control modules from switching elements on opposite PCB sides simplifies power tool switch assembly and improves heat dissipation.

A hidden push-button module uses vibration feedback to control a heated vest without visible LEDs, exposed wiring, or lost waterproofing.

A flexible board links optical cages directly to chips, shortening signal paths to cut insertion loss, crosstalk, and board space.

Shared via connections in LED panel PCB layout cut via count, improve board yield, reduce material waste, and lower manufacturing cost.

Alternating conductor portions balance water escape during reflow, reducing micro cracks while preserving inductance and magnetic saturation.

An open-ended slot lets the circuit board contact pad extend beyond the housing, increasing current capacity and heat dissipation.

A coaxial plated through-hole links the antenna module and RFIC across PCB layers to cut high-frequency signal loss and improve transfer stability.

A slot-channel contact pad and edge finger layout boosts DDR module current delivery for future high-capacity DRAM without separate contact arrays.

Pre-set identification marks on LED display substrates improve die-bonding alignment, cut machine alarms, and raise bonding yield.

A multilayer copper-foil winding layout equalizes impedance across transformer layers to cut power loss and simplify PCB-based manufacture.

A 3D-printed conductive trace on a ramped substrate path avoids VIA gaps and sidewall trapping while improving interlayer connection stability.

Asymmetric end and side margins preserve inductance in a smaller coil component by improving magnetic flux penetration where it matters most.