Printed Circuit Assembling TRIZ Cases

A solder alloy uses manganese and germanium to suppress oxide film growth on the surface.

A dedicated access opening in the circuit carrier enables reliable underfill introduction for small pitch components without damaging conductor tracks.

Orienting flat body electrical interconnects perpendicular to contact lens surfaces minimizes light blockage while maintaining reliable electrical connectivity.

An electroplated zinc intermediate layer prevents brittle copper-aluminum interfaces, improving mechanical durability.

A security device monitors conductor path impedance to detect physical intrusion attempts.

A direct-write printing system deposits conductive polymer thick film paste onto substrates using heated dispensing heads.

Nickel underlayers prevent copper oxidation during thermo-compression bonding, filling voids between fine pitch pads to ensure reliable electrical connections.

Light absorbing isolation grid between pixels on a printed circuit board reduces optical interference in small pitch direct view displays.

Active resin composition eliminates flux residue corrosion and prevents void formation during underfilling of large-scale BGA devices.

A multi-diameter component hole stores solder paste in an enlarged section to form strong joints during a single reflow process.

Differentiated via conductor diameters in a printed wiring board reduce warpage and improve connection reliability by optimizing local structural properties.

A snap-in broad heat sink contacts circuit board components to dissipate thermal energy from a set top box.

Segmented pad group areas with dummy lines control conductive adhesion material flow, preventing bonding failures from uneven load distribution.

A rigid flat printed circuit board paired with a separate holder positions the Hall element inside a vehicle door handle.

Asymmetric board land patterns prevent gyro package rotation during solder reflow, maintaining detection axis accuracy.

A multilayer ceramic capacitor uses internal electrodes with controlled thickness and shape ratios to enhance capacitance.

A luminaire circuit board mounts inactive spare LEDs alongside active components to simplify replacement.

A component mounting line transmits substitute component data to an inspection device for automatic image parameter updates.

A component mounting apparatus uses synchronized spindle rotation to orient parts before transfer, maintaining precise placement during the mounting phase.

Segmenting flux coating from conduction portions via a silk barrier suppresses flux flow-out, preventing conduction failures in vehicle-mounted compressors.

Specific height ratios compress particles between terminals, reducing connection resistance while preventing short circuits.

Multilayer printed circuit board uses non-combustible conductive layers separated by insulating material to reduce smoke generation.

A ball mounting apparatus uses a rotary conveyor to laterally translate and rotate substrates for precise flux and solder ball application.

A light-emitting module uses a base with perpendicular installation and mounting surfaces for stable board attachment.

Side metal films on flexible printed circuits stabilize radio frequency propagation by ensuring consistent solder connections despite reduced pad sizes.

A touch sensor PCB routes traces through substrate thickness to eliminate border routing and reduce bezel size.

High acid value thermoplastic resin removes dry film residue without activating agents, preventing corrosion and solder bridging in high-density packaging.

Segmented dry film etching creates trapezoidal circuit patterns below 35/35 μm, resolving over etching and micro-shorts.

Partial underfill application reduces material consumption while maintaining solder joint reliability during thermal cycling.

Vertical electroconductive members connect facing circuit boards, resolving assembly difficulties while enabling pitch narrowing and substrate area reduction.

A nickel-plated busbar features a protrusion that concentrates thermal energy to melt tin plating on voltage detection terminals.

A mounting system selects between solder printing and electrode references to correct component placement.

Applying and curing a coating solution protects circuit patterns from bending damage while reducing manufacturing costs.

Metal terminal parts with joint segments absorb chip vibration to reduce squealing noise in ceramic electronic components.

Integrally forming a protective wall with the component carrier eliminates separate lid attachment steps, simplifying MEMS device manufacturing.

Brazed interconnections create a cavity housing a signal processing component, preventing interception while maintaining electrical performance.

Inclined extension portions on multilayer ceramic capacitor lead parts shorten the internal current path to lower equivalent series inductance.

Embedding a metal flange into a coated PCB groove resolves heat dissipation and position accuracy contradictions by eliminating intermediate mounting steps.

Segmented lands with selective metallic films secure wiring patterns against mechanical stress while preventing solder flux from contaminating the back face.

Oil seal member deforms under hydraulic pressure to press electrode terminals against electrodes during solid-state diffusion bonding.

Multiport power transmission apparatus uses dedicated metal bars and cross-lines to simplify PCB layout design.

Electromagnetic coupling transmits data across airgaps between rotating stator and rotor components, eliminating mechanical wear and dust generation.

Conductive traces on a printed circuit board serve as the primary winding, reducing transformer height and form factor while maintaining magnetic coupling.

Transient liquid phase sintering solder compositions form intermetallic joints via reactive particle mixing.

Additive manufacturing forms connection terminals on a detachable metal foil to embed electronic components within the wiring board structure.

Thermal decomposition of the sacrificial polymer eliminates residue and stress concentration in package-on-package assemblies.

A conductive particle uses a resin core and solder surface layer to form robust electrical connections between circuit members.

A printed circuit board via uses a plating layer on the inner wall and a metal paste filler to establish robust electrical conduction paths.

Molded infrared light pass and cut components isolate emitter and detector signals, eliminating expensive metal shields to reduce manufacturing complexity.