Printed Circuit Aspects TRIZ Cases

Compressible interposer contacts and 3D cable routing raise connector density while cutting signal loss, cross-talk, and grounding limits.

Separate ground paths on a paddle card cut crosstalk and insertion loss in dense cable terminations for QSFP-DD and OSFP connectors.

A thermally conductive insulating path pulls heat from ferrite cores and capacitors, improving RF amplifier power density and reliability.

A mirrored metal substrate with non-metallic isolation layers improves LED heat dissipation, power handling, durability, and light output.

An open coaxial cavity guides fields from an orthogonal conductor to an RF layer, cutting loss and improving impedance matching.

Tenon-and-mortise locking strengthens terminal retention in the casing while enabling row-wise insertion to cut connector assembly steps.

Interchangeable dual-sided cartridges and a PCB let one subsea connector body adapt to different geometries with less redesign and manufacturing overhead.

A remote press button and two-axis linkage let users actuate a blocked PCI-E connector latch and remove expansion cards beside large heat sinks.

A PCB opening nests the connector to free surface area for stacked components, improving space use in rollable electronic devices.

Groove-bottom seed layers and electroplated conductive bodies form transparent, high-aspect-ratio traces without complex photolithography.

Embossed adhesive patterns let air escape during panel bonding while maintaining heat flow to the dissipation plate and protecting image quality.

An integrated cooling plate and carrier plate cools BDU relays and embedded HV lines to cut resistance, weight, and assembly complexity.

A supported substrate structure shields exposed protection circuitry from external force while conducting heat away from the battery pack.

Laser bonding joins the FPC directly to the bus bar, cutting nickel tab cost while maintaining resistance and peel strength for voltage sensing.

A supported substrate and thermally conductive molding layout protect the pouch battery circuit while improving heat dissipation.

Different resin content in adjacent conductive layers reduces electrode stress and preserves adhesion, enabling smaller coil components.

Separating solderable and signal conductor layers through a base film cuts soldering heat transfer and prevents adhesive bubbles and cover film detachment.

Larger zirconia grains lock into molybdenum wiring recesses to keep thin ceramic wiring boards tough and resistant to thermal-expansion separation.

Replicating real battery voltage and ESR lets developers measure load power accurately and estimate battery life without external equipment.

Coaxial conductive columns with surrounding magnetic layers boost coupling, cut leakage inductance, and shrink integrated power converter footprint.

Alternating metal bumps and thin-film resistors cut parasitic resistance, improve heat dissipation, and stabilize current sensing.

Separated bobbin terminal layers prevent secondary coil shorts in slim magnetic components while enabling automated winding and uniform production.

Deformable springs and latches replace solder balls to avoid reflow cracking and warping while keeping memory package-to-PCB connections stable.

Spacing embroidered conductor ends from the connector opening edge helps prevent fraying-induced shorts and keeps garment contacts reliable.

Thin mu-metal shielding on inductors reflects and cancels stray flux, cutting PCB EMI leakage without increasing package size.

A hollow around the heat dissipation portion absorbs thermal expansion, reducing cracks and peeling while preserving ceramic substrate strength.

A 3D drum encoder replaces bulky fragile optical disks in autolacing footwear motors, improving compactness, robustness, and assembly.

An auxiliary board directly links processors through edge connectors, cutting socket pins, routing complexity, crosstalk, and power use.

A bent through-board terminal directly links devices on both PCB sides, cutting terminal count, printed wiring, cost, and current load.

A PCB conductor-path heater warms the camera optical element to prevent frost and condensation while saving space and shielding the image sensor from heat.

An embedded capacitor, passivation, and wiring stack enables die-to-die interconnection in PCBs while improving package reliability and yield.

A flange-and-barb PCB plug restrains lead wire movement, protects solder joints, and fits low-profile electric motor assemblies.

A multi-engine memory package assigns memory-bound and compute-bound AI tasks to cut bandwidth bottlenecks, power use, and PCB area.

Deep retention pins, serrated edges, shared through-holes, and sidewall indents keep port cages attached and aligned when rear pins are omitted.

A side-positioned battery protection board shortens the charging path, cutting heat buildup and improving fast-charging safety.

A split outer lead wiring layout uses through-hole bridging to keep bonding reliable while narrowing the bezel and splice joint.

A magnetic component doubles as a heat path for embedded semiconductor parts, shrinking PCB power modules while improving cooling in sealed spaces.

Condensing grooves in a refrigerant chamber speed heat removal from PCB-mounted hot parts while avoiding bulky air-cooling structures.

Thermoelectric elements contact individual secondary batteries through housing openings to heat or cool cells with tighter temperature control.

A staggered memory layout on both sides of a pliable PCB lets it flex with package warpage, lowering solder ball strain and failure risk.

Ground contacts placed beside signal contacts on castellated PCB edges improve board connection strength while reducing crosstalk.

Stacking the coaxial cable over the antenna module and fixing both with one bracket saves mounting space, preserves battery capacity, and simplifies assembly.

Anchors, diaphragm structures, and release layers enable precise microdevice transfer between substrates while reducing defects and misalignment.

A single conductive plate carrying multiple insertion and conductive pins boosts current capacity while limiting connector heat rise.

Integrated sensing traces in a flexible PCB detect moisture or electrolyte leakage in pouch cell modules without adding separate sensors or extra space.

Thick conductive plates and stacked windings cut ohmic loss in PCB-integrated inductors while maintaining high inductance and compact size.

Specific PCB contact points and reinforced support areas limit board bending, enabling thinner thermal interface layers and steadier heat-sink coupling.

A recessed plug contact and rotation-limited inner contact let one connector reliably connect to conductors on either side of a flexible sheet.

Ground-layer notches and spacing grooves raise PCB line impedance, cutting reflection and improving high-speed signal quality in ultra-thin boards.

Optimized filament density and weave parameters suppress pinholes in prepregs without increasing glass cloth mass.

Stitching conductive threads through semiconductor components resolves spacing constraints, enabling high pixel density on flexible textile substrates.

Concave portions with spherical cap shapes suppress recognition errors from streak grooves in metal supporting layers.

Incorporating 1% to 50% hollow resin particles lowers the relative dielectric constant while maintaining mechanical strength.

Removable micro LED modules eliminate backlight complexity to improve response time and energy efficiency.

A memory module socket uses a branching point to connect modules via equal-length paths.

Multi-plane signal routing minimizes space occupation and curvature, enabling easier folding for compact wireless terminal designs.

A palladium conductor layer forms on insulating parts using a neutral solution, preventing polyimide degradation caused by alkaline electroless plating.

Resin layers seal components in a core cavity, preventing connection failures from thermocompression bonding position variations.

Soldering a micro heat pipe to the PCB outer surface eliminates complex mechanical mounting while enabling efficient thermal dissipation.

A flexible printed circuit board magnetostrictive sensor conforms to diverse structural geometries using layered AC and DC bias coils.

Segmented magnetic cores eliminate air gaps to reduce leakage voltage and module weight while maintaining inductance precision.

A flexible substrate wiring bonding structure uses a filler between leads to reduce height differences and prevent cracks from temperature stress.

A flexible wiring substrate uses a thin insulating member to protect exposed main wiring and ensure accurate mounting alignment.

Laser drilling creates blind holes in component carriers, which etching extends into tapered through vias to eliminate overhangs that cause filling offsets.

A resilient pressure applying part secures smart key batteries using elastic restoring force for stable electrical contact.